CN218671749U

CN218671749U - Medical lighting equipment and operating room

Info

Publication number: CN218671749U
Application number: CN202223431126.3U
Authority: CN
Inventors: 陶逸凡; 吴鹏飞
Original assignee: Wuhan United Imaging Zhirong Medical Technology Co Ltd
Current assignee: Wuhan United Imaging Zhirong Medical Technology Co Ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-03-21
Anticipated expiration: 2032-12-21

Abstract

The utility model relates to a medical lighting device and an operating room, wherein the medical lighting device comprises a suspension arm, at least one mechanical arm and lighting pieces corresponding to the quantity vector of the mechanical arm; each mechanical arm comprises a first connecting arm, a second connecting arm and a rotating arm, wherein the first connecting arm is rotatably connected to the suspension arm and can rotate around the axis of the suspension arm; the second connecting arm is rotatably connected with the first connecting arm, and one end of the second connecting arm, which is far away from the first connecting arm, can move towards the direction close to or far away from the first connecting arm; the rotating arm is rotatably connected to one end, away from the first connecting arm, of the second connecting arm, and one end, away from the second connecting arm, of the rotating arm is rotatably connected with the illuminating piece, so that the position of the illuminating piece can be adjusted along the axis direction of the suspension arm; the first connecting arm, the second connecting arm, the rotating arm and the illuminating piece can rotate to be positioned in the same plane, and the plane is perpendicular to the axis of the suspension arm. The lighting device can be stowed to a position where the risk of interference is relatively small.

Description

Medical lighting equipment and operating room

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a medical lighting equipment and operating room.

Background

The compound operating room comprises three image devices, namely nuclear Magnetic Resonance (MR), computed Tomography (CT) and Digital Subtraction Angiography (DSA), besides various medical devices in the traditional operating room. In the process of performing a DSA compound operation, due to the characteristics of the DSA device and the specific angle requirement during clinical use, the DSA device can shoot a patient from different heights and angles to obtain the best image effect, but in practical application, because the operating room has a limited area and the indoor devices are various, there is a risk that the DSA device collides with other devices. Because of the characteristic that the shadowless lamp can be used in the process of a composite operation, medical personnel need to wear a lead garment in the DSA composite operation, and the clinical medical personnel need to move the shadowless lamp to a position where the shadowless lamp cannot collide in order to prevent the DSA equipment from colliding with the shadowless lamp; after DSA use is over, the shadowless lamp needs to be realigned to the incision portion of the patient. The whole process of moving the shadowless lamp is very inconvenient because of wearing the lead clothes.

Realize the removal to the shadowless lamp through increasing the motor in shadowless lamp joint department among the correlation technique, but the shadowless lamp among the correlation technique can only do certain accomodating to the lamp holder, can not solve the problem that the davit system occupation space of operating lamp is big to make the operating lamp still have the risk of interfering with other equipment.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a medical lighting device and an operating room for solving the problem of the related art that the surgical lamp occupies a large space and thus risks of interference with other devices.

A medical lighting device comprises a suspension arm, at least one mechanical arm and lighting pieces corresponding to the number vector of the mechanical arms; each of the robot arms includes:

a first linkage arm rotatably connected to the boom arm, the first linkage arm being rotatable about an axis of the boom arm;

the second connecting arm is rotatably connected with the first connecting arm, and one end of the second connecting arm, which is far away from the first connecting arm, can move towards the direction close to or far away from the first connecting arm;

the rotating arm is rotatably connected to one end, away from the first connecting arm, of the second connecting arm, and one end, away from the second connecting arm, of the rotating arm is rotatably connected with the illuminating piece, so that the position of the illuminating piece can be adjusted along the axis direction of the suspension arm;

the first connecting arm, the second connecting arm, the rotating arm and the illuminating piece can rotate to be located in the same plane, and the plane is perpendicular to the axis of the suspension arm.

In one embodiment, the first connecting arm comprises:

the supporting section is rotatably connected with the suspension arm;

one end of the rotating section is rotatably connected with one end, away from the suspension arm, of the supporting section, the rotating section and the supporting section are coaxially arranged, and the other end of the rotating section is rotatably connected with the second connecting arm;

the first driving assembly is connected between the supporting section and the rotating section and is used for driving the rotating section to rotate around the axis of the supporting section;

and the control unit is electrically connected with the first driving assembly and is used for controlling the first driving assembly to be opened or closed.

In one embodiment, the first drive assembly comprises:

the first motor is arranged in the supporting section and is electrically connected with the control unit;

the first rotating shaft is connected to the output shaft of the first motor, and the first rotating shaft is fixedly connected with the rotating section.

In one embodiment, the robot arm further includes a first rotation stopping mechanism connected between the first connecting arm and the second connecting arm, the first rotation stopping mechanism including:

the first fixing component is fixedly connected with the first connecting arm;

the first movable assembly is fixedly connected with the second connecting arm and is rotatably connected with the first fixed assembly, and the first movable assembly can move towards the direction close to or away from the first fixed assembly;

the first elastic piece is arranged between the first fixed component and the first movable component;

the first movable assembly can generate magnetism after being electrified, and the first movable assembly and the first fixed assembly are attracted by magnetic force to limit the first movable assembly to rotate relative to the first fixed assembly.

In one embodiment, the first fixing assembly comprises:

the second rotating shaft comprises a rotating connecting part and a step part which are connected with each other, the outer diameter of the step part is larger than that of the connecting part, and the step part is fixedly connected with the first connecting arm;

the first mounting seat is fixedly connected with the second connecting arm and is rotatably connected with the rotating connecting part; and the first movable assembly comprises:

the second mounting seat is fixedly connected with the second connecting arm;

the first movable sleeve is fixedly connected with the second mounting seat, the first movable sleeve is rotatably connected with the rotating connecting part, and the second rotating shaft can move towards the direction close to the second connecting arm;

the end face of the step portion facing the second connecting arm and the end face of the first movable sleeve facing the first connecting arm are provided with a gap, and the first elastic piece is arranged between the step portion and the first movable sleeve.

In one embodiment, the robot arm further comprises a second rotation stop mechanism, the second rotation stop mechanism comprising:

the third rotating shaft is fixedly connected with the suspension arm and is coaxially arranged with the suspension arm;

the second movable sleeve is sleeved on the third rotating shaft and can rotate relative to the third rotating shaft, the second movable sleeve is fixedly connected with the first connecting arm, and the second movable sleeve and the third rotating shaft are coaxially arranged;

the bolt is movably connected with the second movable sleeve and can move towards the direction close to the third rotating shaft so as to abut against the peripheral surface of the third rotating shaft and limit the third rotating shaft to rotate relative to the second movable sleeve.

In one embodiment, the second movable sleeve comprises an accommodating cavity and an opening communicated with the accommodating cavity, the accommodating cavity is arranged on the side wall of the second movable sleeve, and the opening is arranged on the outer side wall of the second movable sleeve; the second movable sleeve also comprises an avoidance hole, and two ends of the avoidance hole are respectively communicated with the accommodating cavity and the shaft hole of the second movable sleeve;

the bolt is arranged in the accommodating cavity, one end of the bolt can extend into the shaft hole from the avoidance hole and abut against the peripheral surface of the third rotating shaft, and a step is arranged at one end of the bolt, which deviates from the third rotating shaft; the second rotation stopping structure further includes:

the two ends of each second elastic piece respectively abut against the end face, facing the third rotating shaft, of the step and the bottom face of the accommodating cavity, and the bottom face is a face, far away from the opening, of the accommodating cavity;

and the electromagnet is fixedly connected to the bolt and can generate magnetism after being electrified so as to attract the bolt and the third rotating shaft.

In one embodiment, the swivel arm comprises:

one end of the first bent pipe is rotatably connected to the second connecting arm;

one end of the second bent pipe is rotatably connected to the other end of the first bent pipe, and the other end of the second bent pipe is rotatably connected with the illuminating piece;

the second bent pipe can rotate to be coplanar with the first bent pipe, the second bent pipe is located in an arc surrounded by the first bent pipe, and the illuminating piece can rotate to be coplanar with the first bent pipe and the second bent pipe.

In one embodiment, the swivel arm further comprises a third anti-rotation mechanism connected between the first and second elbows, the third anti-rotation mechanism limiting the relative rotation of the first and second elbows.

In one embodiment, the rotating arm further comprises a fourth rotation stopping mechanism, the fourth rotation stopping mechanism is connected with the rotating arm and the illuminating piece, and the fourth rotation stopping mechanism can limit the mutual rotation of the rotating arm and the illuminating piece;

and/or, the rotating arm further comprises a fifth rotation stopping mechanism, the fifth rotation stopping mechanism is connected with the rotating arm and the second connecting arm, and the fifth rotation stopping mechanism can limit the mutual rotation of the rotating arm and the second connecting arm.

In one embodiment, the number of the mechanical arms is two, the two mechanical arms are sequentially arranged along the axial direction of the suspension arm, and the rotating arm of each mechanical arm is connected with the illuminating piece.

An operating room comprising a medical lighting device as described above.

The utility model has the advantages that:

the embodiment of the utility model provides a medical lighting equipment, through with first connecting arm with davit rotatable coupling to make the illumination piece of connection on the rotor arm adjustable in the ascending position of horizontal direction, thereby make the illumination piece can use in the ascending different positions of horizontal direction. Through with second linking arm and first linking arm rotatable coupling for the one end that the second linking arm deviates from first linking arm can be to the direction removal of being close to or keeping away from first linking arm, thereby makes the illumination piece of connection on the rotor arm can adjust the optional position on the horizontal plane, has further improved the home range of illumination piece. And the position of the illuminating part in the axial direction of the suspension arm can be adjusted by arranging the rotating arm in a mode that one end of the rotating arm is rotatably connected with the second connecting arm, and the other end of the rotating arm is rotatably connected with the illuminating part, and when the axial direction of the suspension arm is in the vertical direction, the position of the illuminating part in the height direction can be adjusted by the arrangement. Therefore, the illuminating piece can be adjusted at any position in the horizontal direction, and the height of the illuminating piece can be adjusted, so that the illuminating piece can meet the requirements of different positions. The first connecting arm, the second connecting arm, the rotating arm and the lighting piece can be rotated to be positioned in the same plane through the connecting mode, and the plane where the first connecting arm, the second connecting arm, the rotating arm and the lighting piece are positioned is perpendicular to the axial direction of the suspension arm. Through structural style as above, not only can realize the regulation of lighting apparatus optional position in the horizontal direction, but also can realize the regulation of height, and when needs use other equipment, still can accomodate lighting apparatus to the position that the risk that takes place to interfere with other equipment is less relatively to reduce lighting apparatus and the risk that other equipment took place to interfere.

Drawings

Fig. 1 is a schematic structural diagram of a medical lighting device provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a medical lighting device provided by an embodiment of the present invention at another viewing angle;

fig. 3 is a schematic partial enlarged view of a mechanical arm of a medical lighting device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a first driving assembly in a medical lighting device provided by an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a first rotation stopping mechanism in a medical lighting device according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a second rotation stopping mechanism in the medical lighting device according to the embodiment of the present invention;

fig. 7 is a schematic structural diagram of a second movable sleeve in a second rotation stopping mechanism in a medical lighting device according to an embodiment of the present invention;

fig. 8 is a schematic view illustrating a state of the medical illumination device according to the embodiment of the present invention in an operation state;

fig. 9 is a schematic view of a medical lighting device according to an embodiment of the present invention when the first connecting arm and the second connecting arm are in a storage state;

fig. 10 is a schematic view of a medical lighting device provided by an embodiment of the present invention when a lamp panel is in a fully-stored state.

Reference numerals are as follows:

a medical lighting device 10; a boom 11; a flange 111; a robot arm 12; the first connecting arm 121; a support section 1211; a turning section 1212; a first drive assembly 1213; a first electric motor 1213a; a first shaft 1213b; a first motor mount 1213c; a second connecting arm 122; the rotating arm 123; a first elbow 1231; a second elbow 1232; a first rotation stop mechanism 124; a first securing assembly 1241; a second rotating shaft 1241a; connecting part 1241a ₁ (ii) a Step 1241a ₂ (ii) a A first mount 1241b; a first movable element 1242; a second mount 1242a; a first movable sleeve 1242b; a first elastic member 1243; a second rotation stop mechanism 125; a third shaft 1251; a second removable sleeve 1252; a housing chamber 1252a; relief holes 1252b; a plug 1253; a second elastic member 1254; an electromagnet 1255; shaft hole 1256; a first joint 126a; a second joint 126b; a third joint 126c; a fourth joint 126d; a fifth joint 126e; the third rotation stop mechanism 127; a fourth detent mechanism 128; the fifth rotation preventing mechanism 129; an illuminating member 13;

a DSA device 20;

an operating bed 30.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 to 7, an embodiment of the present invention provides a medical lighting apparatus 10, where the medical lighting apparatus 10 includes a boom 11, at least one mechanical arm 12, and lighting pieces 13 corresponding to the number of the mechanical arms 12; each robot arm 12 includes a first link arm 121, a second link arm 122, and a rotating arm 123, the first link arm 121 is rotatably connected to the boom 11, and the first link arm 121 is rotatable about the axis of the boom 11; the second connecting arm 122 is rotatably connected with the first connecting arm 121, and one end of the second connecting arm 122, which is far away from the first connecting arm 121, can move towards or away from the first connecting arm 121; the rotating arm 123 is rotatably connected to one end of the second connecting arm 122 away from the first connecting arm 121, and one end of the rotating arm 123 away from the second connecting arm 122 is rotatably connected with the illuminating part 13, so that the illuminating part 13 can be adjusted in position along the axis direction of the suspension arm 11; wherein the first connecting arm 121, the second connecting arm 122, the rotating arm 123 and the lighting element 13 can be rotated to lie in the same plane, which is perpendicular to the axis of the boom 11.

According to the medical illuminating device 10 provided by the technical scheme, the first connecting arm 121 is rotatably connected with the suspension arm 11, so that the position of the illuminating piece 13 connected to the rotating arm 123 in the horizontal direction can be adjusted, and the illuminating piece 13 can be used at different positions in the horizontal direction. Through the rotatable connection of the second connecting arm 122 and the first connecting arm 121, the end of the second connecting arm 122 away from the first connecting arm 121 can move towards the direction close to or away from the first connecting arm 121, so that the illuminating part 13 connected to the rotating arm 123 can be adjusted to any position on the horizontal plane, and the moving range of the illuminating part 13 is further increased. And by arranging the rotating arm 123 in such a manner that one end is rotatably connected to the second connecting arm 122 and the other end is rotatably connected to the illuminating member 13, the position of the illuminating member 13 in the direction along the axis of the boom 11 can be adjusted, and when the direction along the axis of the boom 11 is in the vertical direction, the position of the illuminating member 13 in the height direction can be adjusted by the above arrangement. So that the illuminating part 13 can be adjusted not only in any position in the horizontal direction, but also in height, so that the illuminating part 13 can meet the requirements of different positions. Moreover, the first connecting arm 121, the second connecting arm 122, the rotating arm 123 and the lighting device 13 can be rotated to be located in the same plane by the above connection mode, and the plane where the first connecting arm, the second connecting arm 122, the rotating arm 123 and the lighting device 13 are located is perpendicular to the axial direction of the suspension arm 11, so that the lighting device can be accommodated in the direction along the axial direction of the suspension arm 11 to occupy the least space when the lighting device is not used, and the risk of interference between the lighting device and other devices when the occupied space of the other devices in the axial direction of the suspension arm 11 is large can be reduced. Through such structural style, not only can realize the regulation of lighting apparatus optional position in the horizontal direction, but also can realize the regulation of height, and when needs use other equipment, still can accomodate lighting apparatus to the position that the risk that takes place to interfere with other equipment is less relatively to reduce lighting apparatus and the risk that other equipment took place to interfere.

Specifically, as shown in fig. 1 and 2, the boom 11 is used to bear the weight of the first link arm 121, the second link arm 122, the rotating arm 123, the lighting element 13, and the like. The end of the boom 11 facing away from the first connecting arm 121 is intended to be connected to the roof of an operating room, but may of course also be mounted on other structures fixed relative to the ground, so that the lighting element 13 is suspended in a relatively high position, and thus provides a lighting effect. In this embodiment, the boom 11 is a straight rod-shaped structure, and a flange 111 is disposed at a position where the boom is connected to the roof, and the flange 111 is connected to the roof by bolts. In other embodiments, the boom 11 may also be a curved structure or a profiled structure. The illuminating member 13 may be a general lamp panel or a lamp panel with a special function, and in this embodiment, the illuminating member 13 is a lamp panel with a shadowless function.

It should be noted that, as for the rotation form between the first connecting arm 121 and the boom 11, the first connecting arm 121 may be only capable of rotating around the axis of the boom 11, and of course, the first connecting arm 121 may also be configured to be capable of rotating not only around the axial direction of the boom 11, but also in a direction that the first connecting arm 121 is close to the boom in the vertical direction or away from the boom 11.

With respect to the structure of the first connecting arm 121, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, in one embodiment, the first connecting arm 121 includes a supporting section 1211, a rotating section 1212 and a first driving assembly 1213, wherein the supporting section 1211 is rotatably connected to the suspension arm 11; one end of the rotating section 1212 is rotatably connected to one end of the supporting section 1211 away from the suspension arm 11, the rotating section 1212 is coaxially arranged with the supporting section 1211, and the other end of the rotating section 1212 is rotatably connected to the second connecting arm 122; the first driving assembly 1213 is connected between the support section 1211 and the rotating section 1212, and the first driving assembly 1213 is used for driving the rotating section 1212 to rotate around the axis of the support section 1211; the control unit is electrically connected to the first driving assembly 1213, and the control unit is used for controlling the opening or closing of the first driving assembly 1213.

The support section 1211 is used for being rotatably connected to the suspension arm 11 to adjust the position of all the components connected to the first connecting arm 121 in the horizontal direction, and is used for supporting the rotating section 1212, the second connecting arm 122, the rotating arm 123, the shadowless lamp panel and other structures. The rotating section 1212 is rotatably connected to the support section 1211, so that the direction of the surface on which the shadowless lamp panel is located can be changed by rotating the rotating section 1212 around the axis of the support section 1211. For example, when the surface of the lamp panel of the shadowless lamp is along the vertical direction, the lamp panel of the shadowless lamp can be rotated to the horizontal direction by rotating the rotating section 1212 by 90 degrees around the supporting section 1211. Thereby realize accomodating to the lamp panel of shadowless lamp, and then reduce the lamp panel of shadowless lamp and produce the risk of colliding with other equipment. In this embodiment, the rotation of the rotating section 1212 is realized by driving the first driving component 1213, and the control unit controls the first driving component to turn on or off, so as to realize the rotation or stop of the rotating section 1212, thereby improving the automation degree of the medical illumination device 10, and further saving the labor of the operator, so as to improve the comfort of the user.

Specifically, as shown in fig. 4, the first driving assembly 1213 includes a first motor 1213a and a first rotating shaft 1213b, the first motor 1213a is provided in the support section 1211, and the first motor 1213a is electrically connected to the control unit; the first shaft 1213b is connected to an output shaft of the first motor 1213a, and the first shaft 1213b is also fixedly connected to the rotating section 1212. The output shaft of the first motor 1213a drives the first rotating shaft 1213b to rotate, and then drives the rotating section 1212 fixedly connected to the first rotating shaft 1213b to rotate. Wherein the axis of the first rotating shaft 1213b is coaxially arranged with the supporting section 1211 and the rotating section 1212. Further, a cavity is formed in the support section 1211, a first motor mounting seat 1213c is formed in the cavity, the first motor mounting seat 1213c is fixedly connected to the inner wall of the cavity by welding or bolting, and a base of the first motor 1213a is fixedly connected to the first motor mounting seat 1213 c. The first shaft 1213b is connected to an output shaft of the first motor 1213a via a coupling. The rotating section 1212 comprises a rotating section 1212 main body and a shaft sleeve, wherein a fixing plate is arranged at one end of the shaft sleeve, the shaft sleeve is fixedly connected with the first rotating shaft 1213b through a bolt, and the fixing plate is fixedly welded with the rotating tube main body. With this arrangement, the first rotating shaft 1213b driven by the first motor 1213a can be rotated, thereby rotating the rotating section 1212 with respect to the support section 1211.

By providing the first joint 126a between the second link arm 122 and the first link arm 121, the second link arm 122 is caused to rotate relative to the first link arm 121. Specifically, a driving motor may be disposed in the first joint 126a, or other ways to realize mutual rotation. Note that, in the present application, the rotation axis in the first joint 126a is placed perpendicular to the axis of the first link arm 121. In this embodiment, the second connecting arm 122 is a spring arm. In the present application, as shown in fig. 1 and 5, a first rotation preventing mechanism 124 is provided in the first joint 126a to lock and unlock the rotation of the second link arm 122 with respect to the first link arm 121.

In one embodiment, as shown in fig. 1, 2, 3 and 5, the mechanical arm 12 further includes a first rotation preventing mechanism 124, and the first rotation preventing mechanism 124 is connected between the first connecting arm 121 and the second connecting arm 122. The first rotation stopping mechanism 124 includes a first fixing component 1241, a first movable component 1242 and a first elastic component 1243, the first fixing component 1241 is fixedly connected with the first connecting arm 121; the first movable component 1242 is fixedly connected to the second connecting arm 122, and rotatably connected to the first fixed component 1241, and the first movable component 1242 can move toward or away from the first fixed component 1241; the first elastic member 1243 is disposed between the first fixed member 1241 and the first movable member 1242; the first movable component 1242 can generate magnetism after being electrified, and the first movable component 1242 and the first fixed component 1241 are attracted by magnetic force to limit the first movable component 1242 to rotate relative to the first fixed component 1241.

In this embodiment, the first fixed component 1241 is fixedly connected to the first connecting arm 121, the first movable component 1242 is fixedly connected to the second connecting arm 122, and the first movable component 1242 is rotatably connected to the first fixed component 1241, so that the second connecting arm 122 can rotate relative to the first connecting arm 121. Since the first movable component 1242 can move towards or away from the first fixed component 1241, the first movable component 1242 is configured to generate magnetism when being powered on, and the first movable component 1242 and the first fixed component 1241 can be attracted by magnetic force, so that the first fixed component 1241 and the first fixed component 1241 cannot rotate relatively, and the first connecting arm 121 and the second connecting arm 122 can be locked relatively. By arranging the first elastic member 1243 between the first movable element 1242 and the first fixed element 1241, after the first movable element 1242 is powered off, the magnetic force on the first movable element 1242 disappears, and at this time, the first movable element 1242 can be driven to move in a direction away from the first fixed element 1241 by the elastic restoring force of the first elastic member 1243, so that the first movable element 1242 is separated from the first fixed element 1241, and the first movable element 1242 and the first fixed element 1241 can rotate relatively. The first elastic member 1243 may be a spring. The specific structure of the first fixed component 1241 and the first movable component 1242 may take the following structural forms.

Specifically, as shown in fig. 5, the first fixing assembly 1241 includes a second rotating shaft, a first mounting seat 1241b, a second mounting seat 1242a and a first movable sleeve 1242b. The second rotation shaft 1241a includes rotation connection parts 1241a connected to each other ₁ And a step part 1241a ₂ Step part 1241a ₂ Is larger than the connecting part 1241a ₁ Step 1241a ₂ Is fixedly connected with the first connecting arm 121; the first mounting seat 1241b is fixedly connected to the second connecting arm 122 and is connected to the rotary connecting portion 1241a ₁ The rotatable connection; the first movable assembly 1242 comprises a second mounting seat 1242a and a first movable sleeve 1242b, and the second mounting seat 1242a is fixedly connected with the second connecting arm 122; the first movable sleeve 1242b is fixedly connected with the second mounting seat 1242a, and the first movable sleeve 1242b is connected with the rotary connecting part 1241a ₁ The second rotating shaft 1241a can move towards the direction close to the second connecting arm 122; wherein, the step part 1241a ₂ A gap is formed between the end surface facing the second connecting arm 122 and the end surface of the first movable sleeve 1242b facing the first connecting arm 121, and the first elastic member 1243 is disposed on the step portion 1241a ₂ And a first rotator cuff 1242b.

As shown in fig. 5, a rotation connection part 1241a of the second rotation shaft 1241a ₁ A step portion 1241a for rotatable connection with a first movable sleeve 1242b ₂ On the one hand, for the fixed connection with the first connecting arm 121, and on the other hand, the step 1241a ₂ And the function of abutting against the end surface of the first movable sleeve 1242b to limit the rotation of the second rotating shaft 1241a relative to the second movable sleeve 1252, so as to lock the rotation of the second connecting arm 122 relative to the first connecting arm 121. The first mounting seat 1241b may be a plate-shaped structure, and the plate-shaped structure is directly welded to the spring arm, that is, the second connecting arm 122. A through hole is formed in the middle of the first mounting seat 1241b, and a bolt passes through the through hole and rotates the connecting portion 1241a of the second rotating shaft 1241a ₁ The head of the bolt rests on the housing of the spring arm. This is provided mainly to restrict the second rotating shaft 1241a from being axially disengaged from the second connecting arm 122. The second mounting seat 1242a is fixed on the spring arm by a bolt, and the first movable sleeve 1242b is fixedly connected with the second mounting seat 1242a by a bolt. Through the above connection manner, the second rotating shaft 1241a can rotate relative to the first movable sleeve 1242b, and the second rotating shaft 1241a can be ensured to be separated from the second movable sleeve 1252 in the axial direction. By disposing the first elastic member 1243, i.e., the elastic piece, on the step portion 1241a ₂ And the first movable sleeve 1242b to effect the mutual separation of the first rotating shaft 1213b and the second movable sleeve 1252, thereby unlocking the locking of the rotation of the second connecting arm 122 and the first connecting arm 121.

As shown in fig. 1, a second joint 126b is provided between the second connecting arm 122 and the rotating arm 123 to realize rotation of the rotating arm 123 relative to the second connecting arm 122. Wherein the axis of the second joint 126b is perpendicular to the axis of the second connecting arm 122. Note that, a rotation stopping member having a structure identical to that of the first rotation stopping mechanism 124 is also provided in the second joint 126b, so as to lock the rotation between the rotating arm 123 and the second connecting arm 122.

For the implementation of the rotation of the first link arm 121 relative to the boom 11, as shown in fig. 1, a third joint 126c is installed between the first link arm 121 and the boom 11. Specifically, the driving motor may be disposed in the third joint 126c, or the third joint may be driven by a gear, or the like, and of course, the following structural form may also be adopted:

in one embodiment, as shown in fig. 1, 6 and 7, the mechanical arm 12 further includes a second rotation stopping mechanism 125, the second rotation stopping mechanism 125 includes a third rotating shaft 1251, a second movable sleeve 1252 and a latch 1253, the third rotating shaft 1251 is fixedly connected to the boom 11, and the third rotating shaft 1251 is disposed coaxially with the boom 11; the second movable sleeve 1252 is sleeved on the third rotating shaft 1251 and can rotate relative to the third rotating shaft 1251, the second movable sleeve 1252 is fixedly connected with the first connecting arm 121, and the second movable sleeve 1252 and the third rotating shaft 1251 are coaxially arranged; the latch 1253 is movably connected to the second movable sleeve 1252, and the latch 1253 can move toward the third shaft 1251 to abut against the peripheral surface of the third shaft 1251 to limit the rotation of the third shaft 1251 relative to the second movable sleeve 1252.

The second rotation stopping mechanism 125 is mainly used to lock the rotation between the first connecting arm 121 and the boom 11. By fixedly connecting the third rotating shaft 1251 with the suspension arm 11, the second movable sleeve 1252 is fixedly connected with the first connecting arm 121, and the second movable sleeve 1252 is sleeved on the third rotating shaft 1251 and can rotate relative to the third rotating shaft 1251, so that the first connecting arm 121 can rotate relative to the suspension arm 11. By connecting a latch 1253 to the second movable sleeve 1252, the latch 1253 can move relative to the second movable sleeve 1252, when the latch 1253 moves to abut against the peripheral surface of the third rotating shaft 1251, and when the friction between the latch 1253 and the third rotating shaft 1251 is large enough, the third rotating shaft 1251 cannot rotate relative to the second movable sleeve 1252, so that the rotation between the first connecting arm 121 and the suspension arm 11 is locked.

Note that, as for the connection form between the first connection arm 121 and the second movable sleeve 1252, the first connection arm 121 and the second movable sleeve 1252 may be fixed by a bolt fixing form, or the second movable sleeve 1252 may be directly welded to the first connection arm 121. The second movable sleeve 1252, the third rotating shaft 1251 and the suspension arm 11 are coaxially disposed, and the first connecting arm 121 is fixed on an outer side wall of the second movable sleeve 1252, that is, an axis of the first connecting arm 121 is perpendicular to an axis of the second movable sleeve 1252. The axis of the latch 1253 is perpendicular to the axes of the second movable sleeve 1252 and the third rotary shaft 1251.

The movement of the latch 1253 relative to the third rotating shaft 1251 can be achieved by the following structure:

as shown in fig. 6 and 7, the second movable sleeve 1252 includes a receiving chamber 1252a and an opening communicating with the receiving chamber 1252a, the receiving chamber 1252a is provided on a side wall of the second movable sleeve 1252, and the opening is provided on an outer side wall of the second movable sleeve 1252; the second movable sleeve 1252 further comprises an avoidance hole 1252b, and two ends of the avoidance hole 1252b are respectively communicated with the accommodating cavity 1252a and the shaft hole 1256 of the second movable sleeve 1252; the bolt 1253 is disposed in the accommodating cavity 1252a, one end of the bolt 1253 may extend into the shaft hole 1256 from the avoiding hole 1252b and abut against the circumferential surface of the third rotating shaft 1251, and one end of the bolt 1253 facing away from the third rotating shaft 1251 is provided with a step; the second rotation stopping structure further includes a plurality of second elastic members 1254 and electromagnets 1255, two ends of each second elastic member 1254 respectively abut against an end surface of the step facing the third rotating shaft 1251 and a bottom surface of the accommodating chamber 1252a, and the bottom surface is a surface of the accommodating chamber 1252a away from the opening; the electromagnet 1255 is fixedly connected to the latch 1253, and the electromagnet 1255 is magnetized when energized, so that the latch 1253 attracts the third shaft 1251.

An accommodating chamber 1252a provided on a side wall of the second movable sleeve 1252 is configured to accommodate the bolt 1253, and a relief hole 1252b communicating with the accommodating chamber 1252a is provided on the second movable sleeve 1252, so that one end of the bolt 1253 can extend into the shaft hole 1256 of the second movable sleeve 1252 from the relief hole 1252b and abut against a circumferential surface of the third rotating shaft 1251. And a step is provided at an end of the latch 1253 facing away from the third rotating shaft 1251, so that the step on the latch 1253 can abut against a bottom surface of the accommodating cavity 1252a to limit the latch 1253 from being separated from the second movable sleeve 1252 from the avoiding hole 1252b on the second movable sleeve 1252. By providing the second elastic member 1254 between the bottom surface of the receiving chamber 1252a and the step of the latch 1253, the latch 1253 is moved away from the third rotation shaft 1251 by the elastic force of the second elastic member 1254, so that the lock between the second movable sleeve 1252 and the third rotation shaft 1251 is released. By fixedly connecting the electromagnet 1255 to the plug 1253, when the electromagnet 1255 is energized to generate magnetism, the plug 1253 moves toward the third rotating shaft 1251, so that the plug 1253 and the third rotating shaft 1251 attract each other, thereby realizing the rotation stop of the second movable sleeve 1252 relative to the third rotating shaft 1251; when the electromagnet 1255 is not energized any more, the magnetism of the electromagnet 1255 disappears, and under the elastic force of the second elastic member 1254, the latch 1253 moves away from the third rotating shaft 1251 and separates from the third rotating shaft 1251, so that the second movable sleeve 1252 and the third rotating shaft 1251 can rotate relatively.

Specifically, the second elastic member 1254 may be a spring, or may be another structure capable of generating elastic deformation and applying an elastic force to the plug 1253. The electromagnet 1255 and the plug 1253 may be fixedly connected by bonding, welding, or fastening with a bolt. Wherein the electromagnet 1255 is provided on the plug 1253 at a side of the step facing the third rotating shaft 1251. In one embodiment, as shown in fig. 1 and 2, the rotating arm 123 includes a first elbow 1231 and a second elbow 1232, one end of the first elbow 1231 is rotatably connected to the second connecting arm 122; one end of the second bent pipe 1232 is rotatably connected to the other end of the first bent pipe 1231, and the other end of the second bent pipe 1232 is rotatably connected to the illuminating member 13; the second bent tube 1232 can be rotated to be coplanar with the first bent tube 1231, the second bent tube 1232 is located in the arc enclosed by the first bent tube 1231, and the illuminating element 13 can be rotated to be coplanar with the first bent tube 1231 and the second bent tube 1232.

As shown in fig. 1, the first bent tube 1231 is rotatably connected to the second connecting arm 122 by a second joint 126b, and an axis of the second joint 126b is perpendicular to an axis of the first connecting arm 121, so that the first bent tube 1231 rotates around the axis of the second joint 126b, and a position of the shadowless lamp panel connected to the second bent tube 1232 in the horizontal direction can be adjusted in a circle formed by taking the axis of the second joint 126b as a center and taking a radius of the first bent tube 1231 as a radius, so as to achieve adjustment of the position of the shadowless lamp in the horizontal direction within a small range. And one end of the second elbow 1232 is rotatably connected to the end of the first elbow 1231 away from the second connecting arm 122 by a fourth joint 126d, wherein the axis of the fourth joint 126d is perpendicular to the axial direction of the second joint 126b, so that the second elbow 1232 can be rotated to be coplanar with the first elbow 1231, and the second elbow 1232 is located in the arc enclosed by the first elbow 1231. The lamp panel of the shadowless lamp and the second bent pipe 1232 are rotatably connected through the fifth joint 126e, so that the lamp panel of the shadowless lamp can rotate relative to the second bent pipe 1232, and the lamp panel of the shadowless lamp rotates to the horizontal direction, the vertical direction and the like. Through the above structure, the second bent tube 1232 is rotated to be coplanar with the first bent tube 1231, and the second bent tube 1232 is located in the arc enclosed by the first bent tube 1231, while the lamp panel of the shadowless lamp is coplanar with the first bent tube 1231 and the second bent tube 1232. This saves space and reduces the risk of collision of the shadowless lamp with other equipment.

In one embodiment, the rotation arm 123 further includes a third rotation stop mechanism 127, the third rotation stop mechanism 127 is connected between the first and second

bent tubes

1231 and 1232, and the third rotation stop mechanism 127 can limit the relative rotation between the first and second

bent tubes

1231 and 1232. Specifically, the third rotation stop mechanism 127 is provided in the fourth joint 126 d. The third rotation stopping mechanism 127 comprises a second fixed component and a second movable component, and the second fixed component is fixedly connected with the first elbow 1231; the second movable assembly is fixedly connected with the second bent pipe 1232 and is rotatably connected with the second fixed assembly, and the second movable assembly can move towards or away from the second fixed assembly; the third elastic piece is arranged between the second fixed component and the second movable component; the second movable component can generate magnetism after being electrified, and the second movable component and the second fixed component are attracted by magnetic force to limit the second movable component to rotate relative to the second fixed component. That is, the third rotation stop mechanism 127 is basically identical in structure to the first rotation stop mechanism 124, and differs therefrom in that the subject requiring rotation stop is different. The third rotation preventing mechanism 127 is used to lock the rotation between the first and second

bent pipes

1231 and 1232.

In one embodiment, as shown in fig. 1, the rotating arm 123 further comprises a fourth rotation stopping mechanism 128, the fourth rotation stopping mechanism 128 is connected to the rotating arm 123 and the illuminating member 13, and the fourth rotation stopping mechanism 128 can limit the mutual rotation of the rotating arm 123 and the illuminating member 13. In another embodiment, the rotating arm 123 further comprises a fifth rotation stopping mechanism 129, the fifth rotation stopping mechanism 129 is connected to the rotating arm 123 and the second connecting arm 122, and the fifth rotation stopping mechanism 129 can limit the mutual rotation of the rotating arm 123 and the second connecting arm 122. Specifically, the fourth rotation stopping mechanism 128 is provided in the fifth joint 126e to lock the rotation between the lamp panel and the second bent tube 1232, thereby maintaining the posture between the lamp panel and the second bent tube 1232. The fifth rotation stopping mechanism 129 is provided in the second joint 126b to lock the rotation between the second link arm 122 and the first bent tube 1231, thereby maintaining the posture between the first bent tube 1231 and the second link arm 122.

In one embodiment, as shown in fig. 1 and 2, the number of the mechanical arms 12 is two, two mechanical arms 12 are sequentially arranged along the axial direction of the boom 11, and the rotating arm 123 of each mechanical arm 12 is connected with the illuminating member 13. By providing two mechanical arms 12 on the boom 11, two illuminators 13, i.e. shadowless lamp panels, are connected to increase the illumination effect of the medical illumination device 10. The two robot arms 12 are constructed in a manner consistent with the robot arms 12 described above.

As shown in fig. 8 to 10, the present embodiment also provides an operating room including the medical lighting apparatus 10 as above. The medical lighting device 10 can be arranged in an operating room, so that the lighting device can be adjusted at any position in the horizontal direction, the height can be adjusted, and when other devices are needed, the lighting device can be stored in a position with relatively low interference risk with other devices, so that the interference risk between the lighting device and other devices is reduced.

When the shadowless lamp is clinically needed to be used, the shadowless lamp can be kept above the operating bed 30 at a certain distance from the visual field through the rotation of the joint, and the position of the lamp panel of the shadowless lamp can be adjusted and kept at various angles through the joint and the rotation stopping component. However, when the operation table 30 is used with other devices, for example, when DSA is required to be used in a complex operation room for scanning, the DSA may collide with the lamp panel of the shadowless lamp, and the shadowless lamp needs to be accommodated, so that the DSA can have a larger movement space.

Fig. 8 shows the medical lighting device 10 in a DSA complex operating room, i.e. with the shadowless lamp in an illuminated state. In the figure, the DSA device 20 performs various angle scans around the operation table 30 in a space range during scanning, and the operation table 30 can also perform certain actions of ascending, descending and translation, so that if the shadowless lamp is still kept above the operation table 30, collision interference with the DSA device 20 is likely to occur. Therefore, the shadowless lamp is housed before the DSA device 20 starts scanning.

The process of housing the shadowless lamp is as follows, and only the process of housing the shadowless lamp on one of the robot arms 12 is described herein, and the process of housing the other robot arm 12 is the same:

first, the lamp panel of the shadowless lamp is placed in the storage position, that is, the lamp panel of the shadowless lamp is rotated to be in the same plane as the second bent tube 1232 by rotating the fifth joint 126e, then the second bent tube 1232 is rotated to be coplanar with the first bent tube 1231 by rotating the fourth joint 126d, and the second bent tube 1232 is located in the arc surrounded by the first bent tube 1231, at this time, the first bent tube 1231, the second bent tube 1232 and the lamp panel are in the same plane.

Next, as shown in fig. 9, the first joint 126a between the first connecting arm 121 and the second connecting arm 122 is rotated to make the first connecting arm 121 and the second connecting arm 122 in the same linear posture, and at this time, the lamp panel of the shadowless lamp is coplanar with the straight line where the first connecting arm 121 and the second connecting arm 122 are located.

Finally, as shown in fig. 10, by driving the first motor 1213a to rotate the rotating section of the first connecting arm 121 relative to the support section 1211, the lamp panel of the shadowless lamp is rotated to a position parallel to the ceiling, i.e., perpendicular to the axis of the boom 11, while the space occupied by the shadowless lamp in the vertical direction is minimized. By storing the shadowless lamp in the other arm 12 through the above-described operation, the entire medical illumination apparatus 10 can be stored.

Through the lamp panel with the shadowless lamp and first arm 12 and the coplane of second arm 12 to make the lamp panel and the furred ceiling of shadowless lamp parallel, make the shadowless lamp occupation space minimum in vertical direction, and then make no matter how move on the horizontal direction at subaerial equipment can't collide the shadowless lamp, thereby guaranteed the security performance of operating room equipment use.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A medical lighting device, characterized in that it comprises a boom (11), at least one mechanical arm (12) and lights (13) corresponding to the number of said mechanical arms (12); each of the robot arms (12) includes:

a first connecting arm (121) rotatably connected to the boom (11), the first connecting arm (121) being rotatable about an axis of the boom (11);

the second connecting arm (122) is rotatably connected with the first connecting arm (121), and one end, away from the first connecting arm (121), of the second connecting arm (122) can move towards the direction close to or away from the first connecting arm (121);

a rotating arm (123) which is rotatably connected to one end of the second connecting arm (122) away from the first connecting arm (121), wherein one end of the rotating arm (123) away from the second connecting arm (122) is rotatably connected with the illuminating piece (13), so that the position of the illuminating piece (13) in the axis direction of the suspension arm (11) can be adjusted;

wherein the first connecting arm (121), the second connecting arm (122), the rotating arm (123) and the illuminating element (13) are rotatable to lie in the same plane, which is perpendicular to the axis of the boom (11).

2. The medical illumination device according to claim 1, wherein the first connection arm (121) comprises:

a support section (1211) rotatably connected to the boom (11);

a rotating section (1212), one end of which is rotatably connected with one end of the supporting section (1211) far away from the suspension arm (11), wherein the rotating section (1212) is coaxially arranged with the supporting section (1211), and the other end of the rotating section (1212) is rotatably connected with the second connecting arm (122);

a first drive assembly (1213) connected between the support section (1211) and the rotation section (1212), the first drive assembly (1213) for driving the rotation section (1212) to rotate about the axis of the support section (1211);

a control unit electrically connected with the first driving assembly (1213), the control unit being used for controlling the opening or closing of the first driving assembly (1213).

3. The medical illumination device according to claim 2, wherein the first drive assembly (1213) comprises:

a first motor (1213 a) disposed within the support section (1211), the first motor (1213 a) being electrically connected to the control unit;

a first rotating shaft (1213 b) connected to an output shaft of the first motor (1213 a), the first rotating shaft (1213 b) further being fixedly connected to the rotating section (1212).

4. The medical illumination device according to any one of claims 1 to 3, wherein the robotic arm (12) further comprises a first rotation stop mechanism (124), the first rotation stop mechanism (124) being connected between the first connecting arm (121) and the second connecting arm (122), the first rotation stop mechanism (124) comprising:

a first fixing component (1241) fixedly connected with the first connecting arm (121);

the first movable assembly (1242) is fixedly connected with the second connecting arm (122) and rotatably connected with the first fixed assembly (1241), and the first movable assembly (1242) can move towards or away from the first fixed assembly (1241);

a first elastic element (1243) arranged between the first fixed component (1241) and the first movable component (1242);

the first movable component (1242) can generate magnetism after being electrified, and the first movable component (1242) and the first fixed component (1241) are attracted by magnetic force to limit the first movable component (1242) to rotate relative to the first fixed component (1241).

5. The medical illumination device according to claim 4, wherein the first fixation assembly (1241) comprises:

a second rotation shaft (1241 a) including rotation connection parts (1241 a) connected to each other ₁ ) And a step part (1241 a) ₂ ) Said step part (1241 a) ₂ ) Is larger than the connecting part (1241 a) ₁ ) The step part (1241 a) ₂ ) Is fixedly connected with the first connecting arm (121);

a first mounting seat (1241 b) fixedly connected with the second connecting arm (122) and connected with the rotary connecting part (1241 a) ₁ ) The rotatable connection; and the first movable assembly (1242) comprises:

the second mounting seat (1242 a) is fixedly connected with the second connecting arm (122);

a first movable sleeve (1242 b) fixedly connected with the second mounting seat (1242 a), wherein the first movable sleeve (1242 b) is connected with the rotary connecting part (1241 a) ₁ ) The second rotating shaft (1241 a) can move towards the direction close to the second connecting arm (122);

wherein the step part (1241 a) ₂ ) A gap is arranged between the end surface facing the second connecting arm (122) and the end surface of the first movable sleeve (1242 b) facing the first connecting arm (121), and the first elastic piece (1243) is arranged on the step part (1241 a) ₂ ) And the first movable sleeve (1242 b).

6. The medical illumination device according to any one of claims 1 to 3, wherein the robotic arm (12) further comprises a second rotation stop mechanism (125), the second rotation stop mechanism (125) comprising:

the third rotating shaft (1251) is fixedly connected with the suspension arm (11), and the third rotating shaft (1251) is coaxially arranged with the suspension arm (11);

the second movable sleeve (1252) is sleeved on the third rotating shaft (1251) and can rotate relative to the third rotating shaft (1251), the second movable sleeve (1252) is fixedly connected with the first connecting arm (121), and the second movable sleeve (1252) and the third rotating shaft (1251) are coaxially arranged;

the bolt (1253) is movably connected to the second movable sleeve (1252), and the bolt (1253) can move towards a direction close to the third rotating shaft (1251) to abut against the peripheral surface of the third rotating shaft (1251) so as to limit the third rotating shaft (1251) to rotate relative to the second movable sleeve (1252).

7. The medical lighting device according to claim 6, wherein the second movable sleeve (1252) comprises a receiving cavity (1252 a) and an opening communicated with the receiving cavity (1252 a), the receiving cavity (1252 a) is provided on a side wall of the second movable sleeve (1252), and the opening is provided on an outer side wall of the second movable sleeve (1252);

the second movable sleeve (1252) further comprises an avoiding hole (1252 b), and two ends of the avoiding hole (1252 b) are respectively communicated with the accommodating cavity and a shaft hole (1256) of the second movable sleeve (1252);

the bolt (1253) is arranged in the accommodating cavity, one end of the bolt (1253) can extend into the shaft hole (1256) from the avoiding hole (1252 b) and abut against the peripheral surface of the third rotating shaft (1251), and one end of the bolt (1253) departing from the third rotating shaft (1251) is provided with a step; the second rotation stopping mechanism further comprises:

a plurality of second elastic members (1254), wherein two ends of each second elastic member (1254) respectively abut against an end face of the step facing the third rotating shaft (1251) and a bottom face of the accommodating cavity, and the bottom face is a face of the accommodating cavity away from the opening;

the electromagnet (1255) is fixedly connected to the bolt (1253), and the electromagnet (1255) can generate magnetism after being electrified so that the bolt (1253) can attract the third rotating shaft (1251).

8. The medical illumination device according to any one of claims 1 to 3, wherein the swivel arm (123) comprises:

a first elbow (1231) having one end rotatably connected to the second connecting arm (122);

a second bent pipe (1232) having one end rotatably connected to the other end of the first bent pipe (1231), the other end of the second bent pipe (1232) being rotatably connected to the illuminating member (13);

wherein the second bend (1232) is rotatable to be coplanar with the first bend (1231), the second bend (1232) is located within the arc enclosed by the first bend (1231), and the illumination member (13) is rotatable to be coplanar with the first bend (1231) and the second bend (1232).

9. The medical illumination apparatus according to claim 8, wherein the rotation arm (123) further comprises a third rotation stop mechanism (127), the third rotation stop mechanism (127) being connected between the first and second curved tubes (1231, 1232), the third rotation stop mechanism (127) limiting the relative rotation of the first and second curved tubes (1231, 1232).

10. The medical illumination device according to any one of claims 1 to 3, wherein the rotating arm (123) further comprises a fourth rotation stop mechanism (128), the fourth rotation stop mechanism (128) being connected to the rotating arm (123) and the illumination member (13), the fourth rotation stop mechanism (128) being capable of limiting the mutual rotation of the rotating arm (123) and the illumination member (13); and/or the rotating arm (123) further comprises a fifth rotation stopping mechanism (129), the fifth rotation stopping mechanism (129) is connected to the rotating arm (123) and the second connecting arm (122), and the fifth rotation stopping mechanism (129) can limit the mutual rotation of the rotating arm (123) and the second connecting arm (122).

11. The medical illumination device according to any one of claims 1 to 3, characterized in that the number of the mechanical arms (12) is two, two mechanical arms (12) are arranged in sequence along the axial direction of the suspension arm (11), and the illumination member (13) is connected to the rotating arm (123) of each mechanical arm (12).

12. An operating room, characterized in that the operating room comprises a medical lighting device according to any one of claims 1-11.