CN213406096U

CN213406096U - Operating device for laparoscope

Info

Publication number: CN213406096U
Application number: CN202020423876.8U
Authority: CN
Inventors: 林师佈
Original assignee: First Affiliated Hospital Of Hainan Medical College
Current assignee: First Affiliated Hospital Of Hainan Medical College
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2021-06-11
Anticipated expiration: 2030-03-27

Abstract

The utility model discloses a surgical device for laparoscope, which comprises an ultrasonic probe and a puncture needle for laparoscope, wherein the ultrasonic probe comprises an ultrasonic probe body, an adjusting rod, a first sleeve, a rotating rod and a slider, the ultrasonic probe body is fixedly arranged on the adjusting rod, the adjusting rod is slidably inserted in the first sleeve, the rotating rod is rotatably arranged on the first sleeve, the position of the rotating rod relative to the first sleeve is fixed, the slider is in threaded connection with the rotating rod, and the slider is clamped and fixed on the adjusting rod, therefore, under the rotation of the rotating rod, the sliding rod is moved to move leftwards or rightwards in a sliding groove by the pushing of the slider, the puncture needle comprises a needle head, a second sleeve and a screw rod, the needle head is fixedly arranged at the left end of the screw rod, the screw rod is in threaded connection with the second sleeve, so as to change the extending length of the needle head under, the installation piece is installed in the lower extreme setting of second sleeve, and silica gel head joint is fixed in the spacing groove.

Description

Operating device for laparoscope

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an operating device for laparoscope.

Background

The laparoscope is an instrument with a miniature camera, the laparoscopic surgery is a surgery carried out by utilizing the laparoscope and related instruments, 2-4 hole operation methods are mostly adopted in the laparoscopic surgery, one of the 2-4 hole operation methods is arranged on the navel of a human body, and long-strip-shaped scars are prevented from being left on the abdominal cavity of a patient. The working principle of laparoscope is roughly as follows: the cold light source is used for providing illumination, the special probe for the laparoscope ultrasound is inserted into an abdominal cavity through a standard abdominal wall puncture cannula, and is in direct contact scanning with the examined tissue and organ under the view field of the laparoscope.

However, the length of the existing ultrasonic probe for the laparoscope is not adjustable, so that observation in tissues and organs is limited, and a puncture needle specially matched with the probe is not provided.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a surgical device for laparoscope, which solves the above-mentioned problems that the length of the ultrasonic probe used in laparoscopic surgery cannot be adjusted and there is no puncture needle matching with the ultrasonic probe.

To achieve the above object, the present invention provides a surgical device for laparoscope, comprising:

an ultrasonic probe for laparoscopes;

the ultrasonic probe for the laparoscope comprises an ultrasonic probe body, an adjusting rod, a first sleeve, a rotating rod and a sliding block; the ultrasonic probe body is fixedly arranged on the adjusting rod, the adjusting rod is slidably inserted into the first sleeve, and the rotating rod is rotatably arranged at one end, far away from the ultrasonic probe body, of the first sleeve; the inner part of one end, far away from the ultrasonic probe body, of the adjusting rod is hollow, the position of the rotating rod relative to the first sleeve is fixed, one end, close to the ultrasonic probe, of the rotating rod is provided with an external thread, the sliding block is provided with a first internal thread matched with the external thread, the sliding block is in threaded connection with the rotating rod, a first convex block is formed on the outer side wall of the sliding block in a protruding mode, a first groove matched with the first convex block is formed in the inner wall of the adjusting rod, and the sliding block is clamped and fixed on the adjusting rod; a second bump is convexly formed on the outer side wall of the adjusting rod, and a sliding groove matched with the second bump is formed in the inner side wall of the first sleeve, so that the adjusting rod can be translated along the length direction of the first sleeve under the pushing of the sliding block;

the mounting groove has been seted up to the lateral wall of adjusting the pole, the bottom extension of mounting groove is formed with the spacing groove, the tip setting of spacing groove is installed the elastic component, the elastic component have toward the tendency of the looks remote site resilience of mounting groove.

Preferably, one end of the first groove, which is far away from the ultrasonic probe, is provided with an inclined plane, so that the first protruding block is pushed along the inclined plane and clamped and fixed to the first groove.

Preferably, the ultrasonic probe for the laparoscope further comprises a first rotating handle and a handle, the handle is fixedly installed at one end, away from the ultrasonic probe, of the first sleeve, a through hole is formed in the handle, the rotating rod penetrates through the through hole and is rotatably installed on the first sleeve, the rotating handle is fixedly installed at one end, away from the first sleeve, of the rotating rod, and the first rotating handle and the handle are arranged at intervals.

Preferably, the outer side wall of the handle is provided with a non-slip mat.

In order to achieve the above object, the surgical device for laparoscope further includes a laparoscopic puncture needle that can be used in cooperation with the ultrasonic probe for laparoscope, and the laparoscopic puncture needle includes:

the needle head, the second sleeve and the screw rod;

the needle head is fixedly arranged on the screw rod, a second internal thread matched with the screw rod is formed in the inner side wall of the second sleeve, and the screw rod is in threaded connection with the second sleeve; the telescopic lateral wall of second sets up installs the installation piece, the bottom of installation piece set up install with the silica gel head of spacing groove looks adaptation, in order with the silica gel head in spacing inslot joint is fixed.

Preferably, the puncture needle for the laparoscope further comprises a pintle and a second rotating handle, the needle head is fixedly installed on the pintle, the pintle is fixedly installed on the screw rod, and the second rotating handle is fixedly installed at one end, far away from the needle head, of the screw rod.

The utility model provides a pair of operation device for peritoneoscope has following beneficial effect: an adjusting rod in the ultrasonic probe for the laparoscope is slidably inserted into a first sleeve, a rotating rod is rotatably arranged in the first sleeve, the rotating rod is fixed relative to the first sleeve, an external thread is formed in one end of the rotating rod, a sliding block is connected to the external thread in a threaded manner, a first lug of the sliding block is clamped and fixed to a first groove of the adjusting rod, the rotating rod rotates to drive the sliding block to move, the adjusting rod is pushed, the position of the ultrasonic probe body can be adjusted at a diseased tissue, a second lug is slidably arranged in a sliding groove of the adjusting rod, the freedom degree of the adjusting rod is limited, the adjusting rod can only translate leftwards or rightwards, and the diseased tissue is prevented from being; the needle head in the puncture needle for the laparoscope is fixedly arranged in the screw rod, the screw rod is arranged in the second sleeve in a threaded manner, and the needle head can be pushed by the rotation of the screw rod, so that the extension length of the needle head is changed; the mounting groove has been seted up on adjusting the pole, and the installation piece is installed in the second sleeve setting, and in the silica gel head joint fixed mounting groove of installation piece bottom, the pjncture needle was fixed in and is adjusted the pole and use in order to cooperate with ultrasonic probe.

Drawings

The accompanying drawings, which are described herein to provide a further understanding of the invention and constitute a part of this application, illustrate embodiments of the invention and together with the description serve to explain the invention without forming an undue limitation to the invention, in which:

fig. 1 is a schematic structural diagram of an embodiment of an ultrasonic probe for a laparoscope in a laparoscopic surgical device according to the present invention;

FIG. 2 is a schematic cross-sectional view of an embodiment of an ultrasound probe for laparoscopy;

FIG. 3 is an enlarged view of area A of FIG. 2;

FIG. 4 is an exploded view of the first sleeve and slider of FIG. 2 in an assembled configuration;

FIG. 5 is a schematic configuration view of an embodiment of a laparoscopic puncture needle in the laparoscopic surgical device;

FIG. 6 is a schematic cross-sectional view of an embodiment of a laparoscopic puncture needle.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

As shown in fig. 1-3, fig. 1 is a schematic structural diagram of an embodiment of an ultrasonic probe for a laparoscope in a laparoscopic surgical device according to the present invention; FIG. 2 is a schematic cross-sectional view of an embodiment of an ultrasound probe for laparoscopy; fig. 3 is an enlarged view of the area a in fig. 2. The surgical device for the laparoscope comprises an ultrasonic probe for the laparoscope, wherein the ultrasonic probe for the laparoscope comprises an ultrasonic probe body 1, an adjusting rod 2, a first sleeve 3 and a sliding block 6, the ultrasonic probe body 1 is fixedly installed at the left end of the adjusting rod 2, the right end of the adjusting rod 2 is slidably inserted into the first sleeve 3, the right end of the adjusting rod 2 is hollow, the inside of the first sleeve 3 is also hollow, a rotating rod 4 is rotatably installed at the right end of the first sleeve 3, the position of the rotating rod 4 relative to the first sleeve 3 is fixed, an external thread 42 is formed in the outer side face of the left end of the rotating rod 4, a first internal thread matched with the external thread 42 is formed in the sliding block 6, and the sliding block 6 is in threaded; the outer side wall of the sliding block 6 is convexly provided with a first convex block 61, the inner side wall of the adjusting rod 2 is provided with a first groove 23 matched with the first convex block 61, and the first convex block 61 is clamped and fixed in the first groove 23. The rotating rod 4 is rotated, the rotating rod 4 rotates to push the sliding block 6 to move, therefore, the length of the adjusting rod 2 extending out of the first sleeve 3 is adjusted, and the position of the ultrasonic probe body 1 is adjusted.

The upper end face of the adjusting rod 2 is also provided with a mounting groove 21, the bottom of the mounting groove 21 is expanded to form a limiting groove, two ends of the limiting groove are fixedly provided with elastic pieces 211, and the elastic directions of the elastic pieces 211 face to the middle position of the limiting groove.

Further, the right end of the rotating rod 4 is fixedly provided with a first rotating handle 41, the right end of the first sleeve 3 is provided with a handle 5, specifically, the left end of the handle 5 is fixedly connected with the first sleeve 3, the handle 5 is provided with a through hole, the right end of the rotating rod 4 penetrates through the through hole of the handle 5, and the first rotating handle 41 and the handle 5 are arranged at an interval to prevent the handle 5 from obstructing the rotation of the first rotating handle 41.

Further, the outer side wall of the grip 5 is covered and mounted with a non-slip mat 51 for the convenience of the operator.

Further, for the convenience of installation, the right end of the first groove 23 is further provided with an inclined surface 24, and the first protrusion 61 is made of a slightly elastic material, so that the first protrusion 61 is pushed along the inclined surface 24 to be clamped into the first groove 23.

For a better illustration of the connection between the slide 6, the adjusting lever 2 and the first sleeve 3, reference is made to fig. 4. The inside wall of first sleeve 3 has seted up spout 31, and the protruding second lug 22 that is formed with spout 31 looks adaptation of the lateral wall of adjusting pole 2, and second lug 22 slidable mounting is in spout 31 to realize adjusting pole 2 in the inside translation of first sleeve 3.

To better illustrate the laparoscopic needle in a laparoscopic surgical device, please continue with FIGS. 5-6. The puncture needle comprises a needle head 7, a second sleeve 8 and a screw rod 9, wherein the needle head 7 is fixedly arranged at the left end of the screw rod 9, the second sleeve 8 is hollow, a second internal thread matched with the screw rod 9 is arranged on the inner side wall of the second sleeve 8, and the screw rod 9 is in threaded connection with the second sleeve 8 so as to push the needle head 7 to move under the rotation of the screw rod 9; the bottom fixed mounting of second sleeve 8 has installation piece 81, and the bottom of installation piece 81 is provided with the silica gel head, installation piece 81 and mounting groove 21 looks adaptation to be fixed in spacing inslot with the silica gel head joint, and lock under the elasticity of elastic component 211 supports, during the use, the pjncture needle can separately cooperate the use with ultrasonic probe for the peritoneoscope, also can cooperate the use in mounting groove 21 with installation piece 81 joint is fixed in.

Further, a pintle 71 is fixedly mounted at the right end of the needle 7, the pintle 71 is detachably and fixedly mounted at the left end of the screw 9, and the pintle 71 is preferably fixedly mounted in a threaded manner on the screw 9, so as to facilitate replacement of different pintle 71, and further enable the needle 7 to be replaced.

Further, a second rotating handle 91 is fixedly mounted at the right end of the screw 9 so as to facilitate the rotating operation.

In specific implementation, the puncture needle for the laparoscope can be clamped and fixedly mounted on the adjusting rod 2, so that the puncture needle and the ultrasonic probe are matched for use, the puncture needle and the ultrasonic probe can also be detached and separated, the puncture needle and the ultrasonic probe are separated for use, more specifically, the first rotating handle 41 is rotated, the rotating rod 4 rotates along with the rotating rod, the sliding block 6 is pushed leftwards or rightwards, the adjusting rod 2 also moves leftwards or rightwards along with the sliding block 6 (the first lug 61 and the first groove 23 limit the movement of the sliding block 6, and the second lug 22 and the sliding groove 31 effectively limit the degree of freedom of the adjusting rod 2 so as to prevent the adjusting rod from rotating), and therefore, the distance between the ultrasonic probe body 1 and; when the second rotating handle 91 is rotated, the second rotating handle 91 is moved leftwards or rightwards, so as to change the length of the needle 7 exposed at the left end of the second sleeve 8, which is convenient for an operator to use.

The utility model provides a surgical device for laparoscope, including the peritoneoscope with ultrasonic probe and the peritoneoscope with pjncture needle, peritoneoscope with ultrasonic probe includes the ultrasonic probe body, adjust the pole, first sleeve, bull stick and slider, ultrasonic probe body fixed mounting is in adjusting the pole, the right-hand member slidable of adjusting the pole inserts and locates first sleeve, the bull stick rotates and installs in first sleeve, and the position of bull stick relative first sleeve is fixed, the slider is threaded connection in the external screw thread of bull stick, the slider joint is fixed in adjusting the pole, therefore, under the rotation of bull stick, the lapse of slider makes the regulation pole translate left or right in the spout, and then change the distance between ultrasonic probe and disease tissue, the pjncture needle then includes the syringe needle, second sleeve and screw rod, syringe needle fixed mounting is in the left end of screw rod, screw rod threaded connection is in the second sleeve, in order to change the extension length of syringe needle, the mounting groove has been seted up to the upper end of adjusting the pole, and the elastic component is installed to the bottom spacing inslot of mounting groove, and the installation piece is installed in the setting of the telescopic lower extreme of second, but the silica gel head joint of the bottom of installation piece is fixed in the spacing inslot to locking under the elasticity extrusion of elastic component, in order to realize pjncture needle and ultrasonic probe's cooperation installation.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. A laparoscopic surgical device, comprising:

an ultrasonic probe for laparoscopes;

2. The laparoscopic surgical device of claim 1, wherein: one end, far away from the ultrasonic probe, of the first groove is provided with an inclined plane, so that the first lug is pushed along the inclined plane and clamped and fixed to the first groove.

3. The laparoscopic surgical device of claim 1, wherein: ultrasonic probe still includes first turning handle and handle for the peritoneoscope, handle fixed mounting in first sleeve is kept away from ultrasonic probe's one end, a through-hole has been seted up to the handle, the bull stick passes the through-hole and rotate install in first sleeve, turning handle fixed mounting in the bull stick is kept away from first telescopic one end, first turning handle with the handle interval sets up.

4. The laparoscopic surgical device of claim 3, wherein: and the outer side wall of the grip is provided with an anti-slip pad.

5. The laparoscopic surgical device of any one of claims 1 to 4, further comprising:

a puncture needle for laparoscope used in cooperation with the ultrasonic probe for laparoscope;

the puncture needle for the laparoscope comprises a needle head, a second sleeve and a screw rod; the needle head is fixedly arranged on the screw rod, a second internal thread matched with the screw rod is formed in the inner side wall of the second sleeve, and the screw rod is in threaded connection with the second sleeve; the telescopic lateral wall of second sets up installs the installation piece, the bottom of installation piece set up install with the silica gel head of spacing groove looks adaptation, in order with the silica gel head in spacing inslot joint is fixed.

6. The laparoscopic surgical device of claim 5, wherein: the puncture needle for the laparoscope further comprises a pintle and a second rotating handle, the needle head is fixedly installed on the pintle, the pintle is fixedly installed on the screw rod, and the second rotating handle is fixedly installed at one end, far away from the screw rod, of the needle head.