CN211633530U - Ulna and radius reduction device for bone surgery - Google Patents
Ulna and radius reduction device for bone surgery Download PDFInfo
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- CN211633530U CN211633530U CN201921946356.9U CN201921946356U CN211633530U CN 211633530 U CN211633530 U CN 211633530U CN 201921946356 U CN201921946356 U CN 201921946356U CN 211633530 U CN211633530 U CN 211633530U
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- ulna
- layer board
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Abstract
The utility model discloses a ulna and radius resetting means for bone surgery, its forearm layer board and palm that includes the rectangle pull torsion mechanism, the forearm layer board is located one side of operation table, and the one end that the forearm layer board is close to the operation table is passed through the linking arm and is connected with the operation table, and torsion mechanism is pulled to other end installation palm, and patient's palm is fixed on the palm pulls torsion mechanism, and the forearm is placed on the forearm layer board, is equipped with the corresponding forearm bandage with patient's forearm near-end on the forearm layer board. The utility model discloses utilize the fixed patient forearm of forearm layer board, utilize the palm to pull torsion mechanism and adjust ulna radius distal end position and gesture, make the broken bone reset, the device has not only reduced auxiliary personnel's demand, has saved the operation space of performing the operation, has eliminated the influence of human factor to patient's arm stability moreover, has guaranteed the effect that resets to operation quality and operation efficiency have been improved.
Description
Technical Field
The utility model relates to a ulna and radius resetting device, which is suitable for treating patients with ulna and radius far-end fracture and belongs to the technical field of orthopedic medical instruments.
Background
The distal ulna and radius fracture is a common clinical fracture, when a bone-setting operation is performed on a severe patient, firstly, the fractured ulna and radius are reset, the traditional manual resetting mode needs a plurality of medical workers to be matched with each other, one worker holds the proximal end of the big arm or the small arm of the patient, the other worker holds the palm of the patient, the broken bone is reset by appropriately drawing and twisting the palm, then, a primary doctor cuts skin and flesh to set bones, and other auxiliary workers are needed to open the cut during the bone-setting process so as to expose the broken bone. The resetting method needs too many assistants, is not suitable for the condition that medical staff are few (such as the night bone setting in an emergency room), and has the defects that the stability of the arm of a patient is greatly influenced by human factors and the resetting effect is poor. In addition, the operation is seriously affected due to the large occupied space of a plurality of reduction personnel. Therefore, it is necessary to design a reduction device suitable for treating patients with distal ulna and radius fracture.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ulna and radius resetting means for bone surgery to the drawback of prior art, when guaranteeing the ulna and radius effect that resets, reduce medical personnel's demand.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a ulna and radius resetting means for bone surgery operation, includes that the forearm layer board and the palm of rectangle pull torsion mechanism in the constitution, the forearm layer board is located one side of operation table, and the forearm layer board is close to the one end of operation table and passes through the linking arm to be connected with the operation table, and torsion mechanism is pulled to other end installation palm, and patient's palm is fixed on the palm pulls torsion mechanism, and the forearm is placed on the forearm layer board, is equipped with the corresponding forearm bandage with patient's forearm near-end on the forearm layer board.
Above-mentioned ulna and radius resetting means for bone surgery, the palm pulls torsion mechanism includes slider, pivot, palm fixed plate and with the parallel guide bar of the length direction of forearm layer board and pull the lead screw, the guide bar wear the guiding hole on the slider and with forearm layer board fixed connection, pull in the screw hole on the lead screw in slider and push up on the forearm layer board, the pivot passes the shaft hole on the slider and is locked by locking screw, the palm fixed plate is fixed in the pivot, is equipped with the palm bandage on the palm fixed plate.
Above-mentioned ulna radius resetting means for bone surgery still includes the hook meat mechanism of installing in forearm layer board both sides in the constitution, hook meat mechanism includes rack, meat hook, stand, locking lever, pawl, spring, the rack level is placed and is perpendicular with the length direction of forearm layer board, and during the rack hole on the forearm layer board was inserted to the one end of rack, the fixed stand in other end upper portion, the hook point of meat hook is corresponding with patient forearm distal end, and the hook handle sliding sleeve is on the stand, the locking lever is located forearm layer board lower part and rotates with the forearm layer board to be connected, the pawl is fixed on the locking lever and is corresponding with the tooth on the rack, the spring mounting is between locking lever and forearm layer board.
According to the ulna and radius resetting device for the bone surgery, the rack holes in the forearm supporting plate are arranged at equal intervals along the length direction of the forearm supporting plate, and each rack hole is provided with the corresponding lock rod, pawl and spring.
Above-mentioned ulna radius resetting means for bone surgery operation, forearm bandage and palm bandage are the gas band.
Above-mentioned ulna radius resetting means for bone surgery, the upper surface of forearm layer board and palm fixed plate is the arc concave surface, is equipped with the flexible pad on the forearm layer board.
According to the ulna and radius reduction device for the bone surgery, the number of the guide rods is two, and the two guide rods are symmetrically arranged on two sides of the traction screw rod.
According to the ulna and radius reduction device for the bone surgery, at least two forearm bandages are arranged along the length direction of the forearm supporting plate, and two palm bandages are arranged and are respectively positioned at the front part and the rear part of the root of the thumb of the patient.
According to the ulna and radius reduction device for the bone surgery, one end, far away from the forearm supporting plate, of the guide rod is provided with the anti-falling limiting disc corresponding to the sliding block.
Above-mentioned ulna radius resetting means for bone surgery, the tip of traction screw is equipped with the hand wheel.
The utility model discloses utilize the fixed patient forearm of forearm layer board, utilize the palm to pull torsion mechanism and adjust ulna radius distal end position and gesture, make the broken bone reset, the device has not only reduced auxiliary personnel's demand, has saved the operation space of performing the operation, has eliminated the influence of human factor to patient's arm stability moreover, has guaranteed the effect that resets to operation quality and operation efficiency have been improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the connection of the slider to the lower arm support;
fig. 3 is a schematic structural view of the meat hook mechanism.
The reference numbers in the figures are as follows: 1. the surgical bed comprises a small arm binding band, 2-1 parts of a meat hooking mechanism, 2-2 parts of a meat hook, 2-3 parts of a stand column, 2-4 parts of a rack, 2-5 parts of a locking rod, 2-6 parts of a pawl, 3 parts of a spring, 3 parts of a palm binding band, 4 parts of a palm fixing plate, 5 parts of a sliding block, 6 parts of a guide rod, 7 parts of a traction screw rod, 8 parts of a locking screw, 9 parts of a rotating shaft, 10 parts of a rack hole, 11 parts of a small arm supporting plate, 12 parts of a flexible pad, 13 parts of a connecting arm, 14 parts of a surgical bed.
Detailed Description
Referring to fig. 1 to 3, the utility model mainly comprises a small arm bandage 1, a meat hooking mechanism 2, a palm bandage 3, a palm fixing plate 4, a slider 5, a guide rod 6, a traction screw 7, a locking screw 8, a rotating shaft 9, a rack hole 10, a small arm supporting plate 11, a flexible pad 12 and a connecting arm 13, wherein the meat hooking mechanism 2 comprises a meat hook 2-1, a stand column 2-2, a rack 2-3, a locking rod 2-4, a pawl 2-5 and a spring 2-6.
The fracture patient lies on the operating table 14, the lower arm with the fracture is placed on the lower arm supporting plate 11 and is tied tightly by the lower arm binding belt 1, two or three lower arm binding belts 1 are arranged and are tied at the near end of the lower arm, and therefore the near end of the lower arm can be reliably fixed. The palm of the fracture patient is attached to the palm fixing plate 4 and fixed by the two palm bandages 3, and the two palm bandages 3 are respectively bound on the part above the root of the thumb and the part below the root of the thumb of the patient. Palm fixed plate 4 is fixed on pivot 9 and is rotated with slider 5 through pivot 9 and be connected to realize the regulation of palm face angle, after the angle modulation finishes, through setting up locking screw 8 on slider 5 with pivot 9 locking. The guide rod 6 penetrates through a guide hole in the sliding block 5 and is fixed at the end part of the small arm supporting plate 11, the traction screw rod 7 is screwed into a threaded through hole in the sliding block 5 and props against the small arm supporting plate 11, the sliding block 5 can move towards the direction far away from the small arm supporting plate 11 along the guide rod 6 by rotating a hand wheel at the end part of the traction screw rod 7, and the sliding block 5 drives the palm fixing plate 4 on the upper part of the sliding block to move together, so that the palm of a patient is pulled. The embodiment of the utility model provides an in, guide bar 6 is two, is the cylinder, sets up respectively in the both sides of pulling lead screw 7, and during concrete implementation, the cross-section of guide bar 6 also can be rectangle or other non-circular forms, and at this moment, guide bar 6 can only set up one.
The two sides of the forearm supporting plate 11 are symmetrically provided with meat hooking mechanisms 2 for opening the incision on the forearm to expose the broken bone. The small arm supporting plate 11 is composed of a meat hook 2-1, an upright post 2-2, a rack 2-3, a lock rod 2-4, a pawl 2-5 and a spring 2-6, one end of the rack 2-3 is inserted into a rack hole 10 on the small arm supporting plate 11, the lock rod 2-4 is rotatably connected with the bottom of the small arm supporting plate 11 through a pin shaft, the pawl 2-5 and the spring 2-6 are respectively positioned at two sides of the pin shaft, the pawl 2-5 is fixed on the lock rod 2-4, a pawl tip of the pawl is opposite to teeth on the rack 2-3, under the action of the spring 2-6, the pawl tip of the pawl 2-5 is inserted into a gap between two teeth on the rack 2-3, and the pawl 2-5 only allows the rack 2-3 to move towards the outside of the rack hole 10, so that the rack 2-3 is prevented from being. When the rack 2-3 needs to be inserted into the rack hole 10, the end part of the lock rod 2-4 is pressed down by hand, so that the pawl 2-5 is separated from the rack 2-3. The upright post 2-2 is fixed at the outer end of the rack 2-3, the hook handle of the meat hook 2-1 is sleeved on the upright post 2-2 in a sliding way, and the height of the meat hook can be adjusted at will to adapt to different patients. In order to prevent the meat hook 2-1 from sliding accidentally during use, a locking bolt (not shown) can be added.
The forearm bandage 1 and the palm bandage 3 both adopt inflatable belts, and the structure is similar to that of an arm bandage of a sphygmomanometer, so that the bundling reliability can be effectively improved, and the stability of the forearm and the palm is ensured.
The utility model discloses a use method:
1. the device is arranged at the side part of an operating table, the distance between the palm fixing plate 4 and the forearm supporting plate 11 is adjusted according to the length of the arm of a patient, and the forearm and the palm of the patient are respectively fixed on the forearm supporting plate 11 and the palm fixing plate 4;
2. selecting a rack hole 10 according to the fracture position of the arm of the patient, and installing a meat hooking mechanism 2;
3. the ulna and the radius of the patient are reset by adjusting the distance between the palm fixing plate 4 and the forearm supporting plate 11 and the angle of the palm fixing plate 4;
4. after the skin and the meat of the patient are cut, the lock rod 2-4 is pressed downwards, the two meat hooks 2-1 are moved to the cut positions to hook the skin and the meat, then the two meat hooks 2-1 are moved to the two sides, and the patient is cut and unfolded;
5. and performing bone-knitting operation.
The device can reduce the requirement of the operation on auxiliary personnel, save the operation space, is favorable for improving the operation quality and the operation efficiency, and is suitable for popularization and application in various medical institutions.
Claims (10)
1. The utility model provides a ulna radius resetting means for bone surgery, characterized by, including the forearm layer board (11) and the palm of rectangle in the constitution and pull torsion mechanism, forearm layer board (11) are located one side of operation table (14), and forearm layer board (11) are close to the one end of operation table (14) and pass through linking arm (13) and be connected with operation table (14), and torsion mechanism is pulled to the palm of other end installation, and the palm of patient is fixed on the palm pulls torsion mechanism, and the forearm is placed on forearm layer board (11), is equipped with forearm bandage (1) corresponding with patient's forearm near-end on forearm layer board (11).
2. The ulna and radius reduction device for the bone surgery according to claim 1, wherein the palm traction torsion mechanism comprises a sliding block (5), a rotating shaft (9), a palm fixing plate (4), a guide rod (6) and a traction screw rod (7), the guide rod (6) is parallel to the length direction of the forearm supporting plate (11), the guide rod (6) penetrates through a guide hole in the sliding block (5) and is fixedly connected with the forearm supporting plate (11), the traction screw rod (7) is screwed into a threaded hole in the sliding block (5) and abuts against the forearm supporting plate (11), the rotating shaft (9) penetrates through a shaft hole in the sliding block (5) and is locked by a locking screw (8), the palm fixing plate (4) is fixed on the rotating shaft (9), and a palm binding band (3) is arranged on the palm fixing plate (4).
3. The ulna and radius reduction device for the bone surgery according to claim 1 or 2, characterized by further comprising meat hooking mechanisms (2) arranged at two sides of the forearm support plate (11), wherein the meat hooking mechanisms (2) comprise a rack (2-3), a meat hook (2-1), an upright post (2-2), a lock rod (2-4), a pawl (2-5) and a spring (2-6), the rack (2-3) is horizontally arranged and is vertical to the length direction of the forearm support plate (11), one end of the rack (2-3) is inserted into a rack hole (10) in the forearm support plate (11), the upright post (2-2) is fixed at the upper part of the other end, a hook tip of the meat hook (2-1) corresponds to the far end of the forearm of a patient, a hook handle is slidingly sleeved on the upright post (2-2), and the lock rod (2-4) is positioned at the lower part of the forearm support plate (11) and is rotatably connected with the forearm support plate (11) The pawl (2-5) is fixed on the lock rod (2-4) and corresponds to teeth on the rack (2-3), and the spring (2-6) is arranged between the lock rod (2-4) and the small arm supporting plate (11).
4. The ulna and radius reduction device for bone surgery according to claim 3, wherein a plurality of rack holes (10) are formed in the forearm support plate (11), and are arranged at equal intervals along the length direction of the forearm support plate (11), and each rack hole (10) is provided with a corresponding lock rod (2-4), pawl (2-5) and spring (2-6).
5. The ulna and radius reduction device for bone surgery according to claim 4, wherein the forearm strap (1) and the palm strap (3) are both inflatable belts.
6. The ulna and radius reduction device for the bone surgery according to claim 5, wherein the upper surfaces of the forearm support plate (11) and the palm fixing plate (4) are both arc concave surfaces, and a flexible pad (12) is arranged on the forearm support plate (11).
7. A ulnar reposition device for bone surgery as set forth in claim 2, wherein the guide rods (6) are provided in two numbers, and are symmetrically provided on both sides of the traction screw (7).
8. The ulnar reposition device for bone surgery as set forth in claim 7, wherein the forearm strap (1) is provided in at least two numbers, which are arranged along the length of the forearm support plate (11), and the palm strap (3) is provided in two numbers, which are respectively located at the front and rear of the base of the patient's thumb.
9. The ulna and radius reduction device for bone surgery according to claim 8, wherein one end of the guide rod (6) far away from the forearm support plate (11) is provided with an anti-falling limiting disc corresponding to the sliding block (5).
10. The ulnar reposition device for bone surgery as recited in claim 9, wherein the traction screw (7) is provided with a hand wheel at its end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921946356.9U CN211633530U (en) | 2019-11-12 | 2019-11-12 | Ulna and radius reduction device for bone surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921946356.9U CN211633530U (en) | 2019-11-12 | 2019-11-12 | Ulna and radius reduction device for bone surgery |
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| Publication Number | Publication Date |
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| CN211633530U true CN211633530U (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921946356.9U Active CN211633530U (en) | 2019-11-12 | 2019-11-12 | Ulna and radius reduction device for bone surgery |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112294452A (en) * | 2020-11-02 | 2021-02-02 | 徐跃明 | Auxiliary drilling device for rapid positioning of distal carpal and forearm surgical operation |
| CN113616309A (en) * | 2021-08-06 | 2021-11-09 | 泰康仙林鼓楼医院有限公司 | Fracture reduction device |
-
2019
- 2019-11-12 CN CN201921946356.9U patent/CN211633530U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112294452A (en) * | 2020-11-02 | 2021-02-02 | 徐跃明 | Auxiliary drilling device for rapid positioning of distal carpal and forearm surgical operation |
| CN113616309A (en) * | 2021-08-06 | 2021-11-09 | 泰康仙林鼓楼医院有限公司 | Fracture reduction device |
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