CN209827018U - Orthopedic surgery four limbs operation fixer - Google Patents
Orthopedic surgery four limbs operation fixer Download PDFInfo
- Publication number
- CN209827018U CN209827018U CN201920337688.0U CN201920337688U CN209827018U CN 209827018 U CN209827018 U CN 209827018U CN 201920337688 U CN201920337688 U CN 201920337688U CN 209827018 U CN209827018 U CN 209827018U
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- CN
- China
- Prior art keywords
- arc
- bearing
- shaped support
- round hole
- fixedly sleeved
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Abstract
The utility model discloses a bone surgery four limbs operation fixer, including two arc extension boards, one side fixedly connected with bandage of arc extension board, the opposite side of arc extension board be equipped with bandage matched with tie up and detain, and the mounting hole that the top set up for the opening is seted up to one side of an arc extension board that lies in the below in two arc extension boards, and one side of mounting hole sets up to the opening, fixed mounting has two supporting shoes on the bottom inner wall of mounting hole, and one side that two supporting shoes are close to each other is rotated and is installed same pivot, fixed cover is equipped with the plectane in the pivot, and the top of plectane welds with bottom one side of an arc extension board that lies in the top. The utility model discloses simple structure, convenient operation can adjust out different curvatures according to actual need under the cooperation of two arc extension boards, is convenient for fix different fracture positions, reaches the nimble application of variable, reduces the inventory cost, satisfies the user demand.
Description
Technical Field
The utility model relates to an operation fixer technical field especially relates to a bone surgery four limbs operation fixer.
Background
At present, the method for treating limb fracture mainly comprises a bandage fixing method, an operation steel plate internal fixing method, a splint fixing method, a plaster fixing method, a traction external fixing method and the like, a limb operation fixer for orthopedic surgery is a support plate which fixes the fracture position of a fracture patient and is provided with an arc concave surface on one side, after the limb operation fixer for orthopedic surgery is used for treating the fracture position of an arm or leg fracture patient, the support plate is required to be matched with a bandage to fix the limb operation fixer for orthopedic surgery, the existing limb operation fixer for orthopedic surgery on the market is mainly composed of a support, a bandage and a bandage buckle, wherein the arc surface is arranged on one side of the support, and when the limb operation fixer is used, the arm or leg is fixed on the.
However, the bending degree of the existing fixator for limb operation in orthopedic surgery in the market is inconvenient to adjust, so that the fixator is inconvenient to fix different fracture positions, for example, when the fracture position of a patient is in a knee bend or an arm bend, a support plate with a certain bending degree needs to be used, a plurality of support plates with different bending degrees need to be equipped, the inventory cost is increased, great inconvenience is brought to the use, and the use requirement cannot be met, so that the fixator for limb operation in orthopedic surgery is provided for solving the problems
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a bone surgery four limbs operation fixer.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a fixator for orthopedic four-limb surgery comprises two arc-shaped support plates, wherein one side of each arc-shaped support plate is fixedly connected with a binding band, the other side of each arc-shaped support plate is provided with a binding buckle matched with the binding band, one side of one arc-shaped support plate positioned below the two arc-shaped support plates is provided with a mounting hole with an opening at the top, one side of the mounting hole is provided with an opening, the inner wall of the bottom of the mounting hole is fixedly provided with two supporting blocks, one side of the two supporting blocks, which is close to each other, is rotatably provided with a same rotating shaft, the rotating shaft is fixedly sleeved with a circular plate, the top of the circular plate is welded with one side of the bottom of the arc-shaped support plate positioned above the circular plate, the rotating shaft is fixedly sleeved with a chain wheel, the inner wall of the bottom of the mounting hole is provided, the chain wheel is meshed with a chain, the two ends of the chain are welded with the tops of the corresponding moving rods respectively, the lower portions of the two rectangular grooves are provided with the same cavity which is formed in an arc support plate below the chain wheel, the bottom ends of the two screw rods extend into the cavity, a circular shaft is rotatably mounted on the inner wall of one side of the cavity, one end of the circular shaft extends to the outer portion of the corresponding arc support plate and is fixedly provided with a knob, two first bevel gears which are fixedly sleeved on the circular shaft are arranged in the cavity, the two first bevel gears are symmetrically arranged, the bottom ends of the screw rods are fixedly connected with second bevel gears, and the second bevel gears are meshed with the corresponding first bevel gears.
Preferably, the bottom end of the moving rod is provided with a thread groove, and the thread groove is in threaded connection with the corresponding screw rod.
Preferably, a first round hole is formed in the inner wall of the bottom of the rectangular groove, a first bearing is fixedly sleeved in the first round hole, and an inner ring of the first bearing is fixedly sleeved on the outer side of the corresponding screw rod.
Preferably, a second bearing is fixedly mounted on the inner wall of one side of the cavity, a second round hole is formed in the inner wall of the other side of the cavity, a third bearing is fixedly sleeved in the second round hole, and inner rings of the second bearing and the third bearing are fixedly sleeved with the outer side of the round shaft.
Preferably, a fourth bearing is fixedly mounted on one side, close to each other, of each of the two support blocks, and an inner ring of each fourth bearing is fixedly sleeved with the outer side of the rotating shaft.
Preferably, a third round hole is formed in one side of the circular plate, a fourth round hole is formed in one side of the chain wheel, and the side walls of the fourth round hole and the third round hole are fixedly sleeved with the outer side of the rotating shaft.
Compared with the prior art, the beneficial effects of the utility model are that:
by matching an arc support plate, a mounting hole, a support block, a rotating shaft, a circular plate, a chain wheel, a chain, a rectangular groove, a screw, a moving rod, a cavity, a circular shaft, a first bevel gear, a second bevel gear and a thread groove with a knob, and rotating the knob in a forward direction, wherein the knob drives two first bevel gears to rotate through the circular shaft, the first bevel gears drive the screw to rotate through the corresponding second bevel gears, the two first bevel gears which are symmetrically arranged enable the rotation directions of the two second bevel gears to be opposite, so that the rotation directions of the two screws are opposite, under the action of the thread groove, one screw of the two screws rotates to drive the corresponding moving rod to slide upwards in the rectangular groove, the other screw rotates to drive the corresponding other moving rod to slide downwards in the rectangular groove, one moving rod pulls one end of the chain to move downwards, the other moving rod moves upwards along with the other end of the chain, the chain drives the chain wheel to rotate when moving, the chain wheel drives the circular plate to rotate through the rotating shaft, the circular plate drives the arc support plate positioned above to rotate, the inclination angle of the arc support plate positioned above changes, and different bending degrees can be adjusted conveniently according to actual needs under the matching of the two arc support plates.
The utility model discloses simple structure, convenient operation can adjust out different curvatures according to actual need under the cooperation of two arc extension boards, is convenient for fix different fracture positions, reaches the nimble application of variable, reduces the inventory cost, satisfies the user demand.
Drawings
Fig. 1 is a schematic structural view of a bone surgery four-limb operation fixator provided by the present invention;
FIG. 2 is a schematic structural view of part A of a bone surgery four limbs operation fixator provided by the present invention;
fig. 3 is a top view of one of the two arc-shaped support plates, the support block and the rotating shaft connecting piece of the fixator for four-limb bone surgery provided by the utility model.
In the figure: the device comprises an arc-shaped support plate 1, a mounting hole 2, a support block 3, a rotating shaft 4, a circular plate 5, a chain wheel 6, a chain 7, a rectangular groove 8, a screw rod 9, a moving rod 10, a cavity 11, a circular shaft 12, a first bevel gear 13, a second bevel gear 14, a thread groove 15 and a knob 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a fixer for orthopedic four-limb surgery comprises two arc-shaped support plates 1, wherein one side of each arc-shaped support plate 1 is fixedly connected with a bandage, the other side of each arc-shaped support plate 1 is provided with a bandage buckle matched with the bandage, one side of one arc-shaped support plate 1 positioned below the two arc-shaped support plates 1 is provided with a mounting hole 2 with an opening at the top, one side of the mounting hole 2 is provided with an opening, the inner wall of the bottom of the mounting hole 2 is fixedly provided with two support blocks 3, one side of the two support blocks 3 close to each other is rotatably provided with a same rotating shaft 4, the rotating shaft 4 is fixedly sleeved with a circular plate 5, the top of the circular plate 5 is welded with one side of the bottom of the arc-shaped support plate 1 positioned above the rotating shaft 4, the rotating shaft 4 is fixedly sleeved with a chain wheel 6, the inner wall of the bottom of the mounting hole 2 is provided with two, a chain 7 is engaged on the chain wheel 6, two ends of the chain 7 are respectively welded with the tops of corresponding moving rods 10, a cavity 11 which is arranged on one arc support plate 1 below is arranged below two rectangular grooves 8, the bottom ends of two screw rods 9 extend into the cavity 11, a circular shaft 12 is rotatably arranged on the inner wall of one side of the cavity 11, one end of the circular shaft 12 extends out of the corresponding arc support plate 1 and is fixedly provided with a knob 16, two first bevel gears 13 which are fixedly sleeved on the circular shaft 12 are arranged in the cavity 11, the two first bevel gears 13 are symmetrically arranged, the bottom end of each screw rod 9 is fixedly connected with a second bevel gear 14, the second bevel gear 14 is engaged with the corresponding first bevel gear 13, and the chain 7, the rectangular grooves 8, the screw rods 9, the supporting blocks 3, the rotating shafts 4, the circular plates 5, the chain wheel 6, the chain 7, The moving rods 10, the cavity 11, the circular shaft 12, the first bevel gears 13, the second bevel gears 14 and the thread grooves 15 are matched with the knob 16, the knob 16 is rotated in the forward direction, the knob 16 drives the two first bevel gears 13 to rotate through the circular shaft 12, the first bevel gears 13 drive the screw rods 9 to rotate through the corresponding second bevel gears 14, the two first bevel gears 13 which are symmetrically arranged enable the rotation directions of the two second bevel gears 14 to be opposite, the rotation directions of the two screw rods 9 are opposite, under the action of the thread grooves 15, one screw rod 9 of the two screw rods 9 rotates to drive the corresponding moving rod 10 to slide upwards in the rectangular groove 8, the other screw rod 9 rotates to drive the corresponding other moving rod 10 to slide downwards in the rectangular groove 8, one moving rod 10 pulls one end of the chain 7 to move downwards, the other moving rod 10 moves upwards along with the other end of the chain 7, chain 7 drives sprocket 6 and rotates when removing, and sprocket 6 drives plectane 5 through pivot 4 and rotates, and plectane 5 drives an arc extension board 1 that is located the top and rotates, and the inclination that is located the arc extension board 1 of top this moment changes, is convenient for adjust out different curvatures according to actual need under the cooperation of two arc extension boards 1, the utility model discloses simple structure, convenient operation can adjust out different curvatures according to actual need under the cooperation of two arc extension boards 1, is convenient for fix different fracture positions, reaches the nimble application of variable, reduces the inventory cost, satisfies the user demand.
In the utility model, a thread groove 15 is arranged at the bottom end of the moving rod 10, the thread groove 15 is in threaded connection with a corresponding screw rod 9, a first round hole is arranged on the inner wall of the bottom of the rectangular groove 8, a first bearing is fixedly sleeved in the first round hole, the inner ring of the first bearing is fixedly sleeved with the outer side of the corresponding screw rod 9, a second bearing is fixedly arranged on the inner wall of one side of the cavity 11, a second round hole is arranged on the inner wall of the other side of the cavity 11, a third bearing is fixedly sleeved in the second round hole, the inner rings of the second bearing and the third bearing are fixedly sleeved with the outer side of the round shaft 12, a fourth bearing is fixedly arranged on the side where the two supporting blocks 3 are close to each other, the inner ring of the fourth bearing is fixedly sleeved with the outer side of the rotating shaft 4, a third round hole is arranged on one side of the circular plate 5, a fourth round hole is arranged on one side of the chain wheel 6, and, by matching the arc-shaped support plate 1, the mounting hole 2, the support block 3, the rotating shaft 4, the circular plate 5, the chain wheel 6, the chain 7, the rectangular groove 8, the screw rods 9, the moving rods 10, the cavity 11, the circular shaft 12, the first bevel gears 13, the second bevel gears 14 and the thread grooves 15 with the knob 16, rotating the knob 16 in the forward direction, driving the two first bevel gears 13 to rotate through the circular shaft 12 by the knob 16, driving the screw rods 9 to rotate through the corresponding second bevel gears 14 by the first bevel gears 13, enabling the rotation directions of the two second bevel gears 14 to be opposite by the two first bevel gears 13 which are symmetrically arranged to achieve that the rotation directions of the two screw rods 9 are opposite, under the action of the thread grooves 15, one screw rod 9 of the two screw rods 9 rotates to drive the corresponding moving rod 10 to slide upwards in the rectangular groove 8, and the other screw rod 9 rotates to drive the corresponding other moving rod 10 to slide downwards in the rectangular groove 8, one end of a carriage release lever 10 pulling chain 7 moves down, another carriage release lever 10 is along with the other end rebound of chain 7, chain 7 drives sprocket 6 and rotates when removing, sprocket 6 drives plectane 5 through pivot 4 and rotates, plectane 5 drives an arc extension board 1 that is located the top and rotates, and the inclination that is located the arc extension board 1 of top this moment changes, is convenient for adjust out different curvatures according to actual need under the cooperation of two arc extension boards 1, the utility model discloses simple structure, convenient operation can adjust out different curvatures according to actual need under the cooperation of two arc extension boards 1, is convenient for fix different fracture positions, reaches the nimble application of variable, reduces the inventory cost, satisfies the user demand.
The working principle is as follows: when the chain wheel is used, the knob 16 is rotated in the forward direction, the knob 16 drives the circular shaft 12 to rotate, the circular shaft 12 drives the two first bevel gears 13 to rotate, the first bevel gears 13 drive the corresponding second bevel gears 14 to rotate, the two first bevel gears 13 are symmetrically arranged, the rotation directions of the two second bevel gears 14 are opposite, the two second bevel gears 14 drive the two screw rods 9 to rotate in opposite directions, under the action of the thread grooves 15 formed at the bottoms of the moving rods 10, one screw rod 9 of the two screw rods 9 rotates to drive the corresponding moving rod 10 to slide upwards in the rectangular groove 8, the other screw rod 9 rotates to drive the corresponding other moving rod 10 to slide downwards in the rectangular groove 8, so that one moving rod 10 pulls one end of the chain 7 to move downwards, the other moving rod 10 moves upwards along with the other end of the chain 7, and the chain wheel 6 is matched to form a transmission mode, chain 7 drives sprocket 6 with it meshing and rotates in the removal, and sprocket 6 drives pivot 4 and rotates, and pivot 4 passes through plectane 5 and drives an arc extension board 1 that is located the top and rotate, and the angle that lies in between the arc extension board 1 of top and the arc extension board 1 that is located the below this moment changes, is convenient for adjust out different curvatures according to actual need under the cooperation of two arc extension boards 1, is convenient for fix different fracture position departments.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A fixator for orthopedic surgery four-limb operations comprises two arc-shaped support plates (1), wherein one side of each arc-shaped support plate (1) is fixedly connected with a bandage, and the other side of each arc-shaped support plate (1) is provided with a bandage matched with the bandage, and the fixator is characterized in that one side of one arc-shaped support plate (1) positioned below the two arc-shaped support plates (1) is provided with a mounting hole (2) with the top arranged as an opening, one side of the mounting hole (2) is provided with the opening, two supporting blocks (3) are fixedly mounted on the inner wall of the bottom of the mounting hole (2), one side, close to each other, of the two supporting blocks (3) is rotatably mounted with the same rotating shaft (4), a circular plate (5) is fixedly sleeved on the rotating shaft (4), the top of the circular plate (5) is welded with one side of the bottom of one arc-shaped support plate (, two rectangular grooves (8) are formed in the inner wall of the bottom of the mounting hole (2), screw rods (9) are arranged in the rectangular grooves (8), moving rods (10) which are in sliding connection with the corresponding rectangular grooves (8) are sleeved on the screw rods (9) in a threaded manner, chains (7) are meshed on the chain wheels (6), two ends of each chain (7) are welded to the tops of the corresponding moving rods (10), cavities (11) which are formed in one arc-shaped support plate (1) below are arranged below the two rectangular grooves (8), the bottoms of the two screw rods (9) extend into the cavities (11), circular shafts (12) are rotatably arranged on the inner wall of one side of each cavity (11), one ends of the circular shafts (12) extend out of the corresponding arc-shaped support plates (1) and are fixedly provided with knobs (16), two first bevel gears (13) fixedly sleeved on the circular shafts (12) are arranged in the cavities (11), and the two first bevel gears (13) are symmetrically arranged, the bottom end of the screw (9) is fixedly connected with a second bevel gear (14), and the second bevel gear (14) is meshed with the corresponding first bevel gear (13).
2. The bone surgery four limbs operation fixer of claim 1, wherein, the bottom end of the moving rod (10) is provided with a thread groove (15), and the thread groove (15) is in threaded connection with the corresponding screw rod (9).
3. The orthopedic surgery four-limb operation fixator as claimed in claim 1, wherein a first round hole is formed in the inner wall of the bottom of the rectangular groove (8), a first bearing is fixedly sleeved in the first round hole, and an inner ring of the first bearing is fixedly sleeved with the outer side of the corresponding screw rod (9).
4. The orthopedic surgery limb surgery fixator according to claim 1, characterized in that a second bearing is fixedly installed on one side inner wall of the cavity (11), a second round hole is formed on the other side inner wall of the cavity (11), a third bearing is fixedly sleeved in the second round hole, and inner rings of the second bearing and the third bearing are fixedly sleeved with the outer side of the round shaft (12).
5. The orthopedic surgery limb surgery fixator according to claim 1, characterized in that a fourth bearing is fixedly installed on the side where the two supporting blocks (3) are close to each other, and the inner ring of the fourth bearing is fixedly sleeved with the outer side of the rotating shaft (4).
6. The bone surgery four limbs operation fixator of claim 1, wherein one side of the circular plate (5) is provided with a third round hole, one side of the chain wheel (6) is provided with a fourth round hole, and the side walls of the fourth round hole and the third round hole are fixedly sleeved with the outer side of the rotating shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920337688.0U CN209827018U (en) | 2019-03-06 | 2019-03-06 | Orthopedic surgery four limbs operation fixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920337688.0U CN209827018U (en) | 2019-03-06 | 2019-03-06 | Orthopedic surgery four limbs operation fixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209827018U true CN209827018U (en) | 2019-12-24 |
Family
ID=68906688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920337688.0U Expired - Fee Related CN209827018U (en) | 2019-03-06 | 2019-03-06 | Orthopedic surgery four limbs operation fixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209827018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111317638A (en) * | 2020-03-06 | 2020-06-23 | 嘉兴新博信息科技有限公司 | Medical device for general surgery trauma operation |
-
2019
- 2019-03-06 CN CN201920337688.0U patent/CN209827018U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111317638A (en) * | 2020-03-06 | 2020-06-23 | 嘉兴新博信息科技有限公司 | Medical device for general surgery trauma operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 Termination date: 20210306 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |