CN214967316U

CN214967316U - Postoperative correction fixing device for limb fracture

Info

Publication number: CN214967316U
Application number: CN202120468925.4U
Authority: CN
Inventors: 薛建华; 杨洋; 刘佳佳; 虞俊波; 秦丽丽
Original assignee: Affiliated Hospital of Nantong University
Current assignee: Affiliated Hospital of Nantong University
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-12-03
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses a fixing device for postoperative correction of limb fracture, belonging to the technical field of medical instruments, comprising two U-shaped plates which are oppositely arranged, wherein one opposite side surfaces of the two U-shaped plates are respectively and movably provided with a first supporting rod and a second supporting rod through an adjusting component, and one ends of the first supporting rods and the second supporting rods, which are close to each other, are respectively and fixedly provided with a first rotating plate and a second rotating plate; through setting up the U-shaped board, and then can fix the device on four limbs, utilize the standing groove of seting up on the commentaries on classics board two, and then can carry on spacingly to the rotation of bracing piece one and bracing piece two, utilize the adjusting screw that rotates the setting on the skewed tooth bevel gear two, thereby can remove skewed tooth bevel gear two through rotating adjusting screw, make skewed tooth bevel gear two fix with a skewed tooth bevel gear chucking, so that bracing piece one and bracing piece two can fix at different angles, be convenient for adjust the device's angle and fix in order to satisfy the four limbs to different fracture degree.

Description

Postoperative correction fixing device for limb fracture

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to fixing device is corrected to four limbs fracture postoperative.

Background

Bones are important components of a human body and mainly play a role in supporting the human body, but the bones of the human body are easy to fracture under the conditions of long-time work and overweight stress, particularly, the bones with overweight stress of four limbs are easy to fracture, so that the four limbs need to be immediately treated by operation after fracture, and the four limbs need to be corrected and fixed after fracture operation to prevent secondary injury caused by dislocation of the bones, so that a device for correcting and fixing after the four limb fracture operation is needed, and the angle of the existing device for correcting and fixing after the four limb fracture operation cannot be adjusted, so that the four limbs with different fracture degrees cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixing device is corrected after four limbs fracture to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixing device is corrected after four limbs fracture surgery, includes two relative U-shaped plates that set up, two the relative side of U-shaped plate has two bracing pieces one and two bracing pieces two through adjusting part movable mounting respectively, the one end that bracing piece one and bracing piece two are close to respectively fixed mounting have commentaries on classics board one and commentaries on classics board two, the side of commentaries on classics board one and the side of commentaries on classics board two laminate mutually, the side that commentaries on classics board two is close to commentaries on classics board one has seted up annular trapezoidal groove, slidable mounting has two trapezoidal blocks, two in the annular trapezoidal groove the equal fixed mounting of trapezoidal block is in the side that commentaries on classics board two are close to commentaries on classics board one, the side that commentaries on classics board two are close to commentaries on classics board one has seted up the standing groove, the side that commentaries on classics board one is close to commentaries on classics board two is seted up flutedly through spacing subassembly slidable mounting and misplaces each other and the skewed tooth bevel gear that both cooperate and use in the groove And a side face, far away from the first helical bevel gear, of the second helical bevel gear is rotatably provided with an adjusting screw, and one end of the adjusting screw, far away from the second helical bevel gear, of the screw thread penetrates through one side face of the first supporting rod.

By adopting the scheme, the device can be fixed on four limbs by arranging the U-shaped plate, the first support rod and the second support rod which are arranged on the U-shaped plate can be used for supporting the legs of a patient, the first rotating plate and the second rotating plate which are arranged are used, the annular trapezoidal groove which is formed in the second rotating plate and the trapezoidal block which is arranged in the annular trapezoidal groove in a sliding manner are used, meanwhile, the first support rod can rotate on the second support plate by utilizing the connection between the first trapezoidal block and the second rotating plate so as to be used for the joints of the four limbs, the placing groove which is formed in the second rotating plate and the first bevel gear with oblique teeth which is arranged in the placing groove are used, the second bevel gear with oblique teeth which is arranged in the groove by a limiting component are used, and meanwhile, the first bevel gear with oblique teeth and the second bevel gear with oblique teeth are meshed, so that the rotation of the first support rod and the second support rod can be limited, utilize the adjusting screw that rotates the setting on the skewed tooth bevel gear two, recycle threaded connection between adjusting screw and the bracing piece one to can remove skewed tooth bevel gear two through rotating adjusting screw, make skewed tooth bevel gear two fix with a skewed tooth bevel gear chucking, so that bracing piece one and bracing piece two can fix at different angles, be convenient for adjust the device's angle in order to satisfy the four limbs to different fracture degree and fix.

The adjusting component comprises a threaded rod, a threaded groove is formed in one side face, away from the first supporting rod and the second supporting rod, of the first supporting rod and the second supporting rod, the threaded rod is connected to the inner threads of the threaded groove, a rotating shaft is fixedly mounted at one end of the threaded rod, and the end, away from the threaded rod, of the rotating shaft is rotated to penetrate through the U-shaped plate and is fixedly mounted with a handle.

Adopt above-mentioned scheme, through setting up the threaded rod, utilize threaded connection between threaded rod and the thread groove, recycle the rotation between pivot and the U-shaped board and be connected, utilize the handle that sets up in the pivot simultaneously to can adjust the length of the device through rotating the handle, with the patient that is suitable for different.

As a preferred embodiment, the limiting assembly comprises a limiting ring, the limiting ring is sleeved on the side wall surface of the bevel gear II, and the side wall surface of the limiting ring is attached to the inner side surface of the groove.

By adopting the scheme, the limiting ring is arranged, the connection between the limiting ring and the second helical bevel gear is utilized, and the laminating between the limiting ring and the groove is recycled, so that the limiting ring can limit the rotation of the second helical bevel gear, and the second helical bevel gear can limit the rotation of the second supporting rod.

As a preferred embodiment, the first side of the rotating plate far away from the second rotating plate is provided with a sliding groove, a sliding block is arranged in the sliding groove, a L-shaped plate is fixedly arranged on the side, far away from the second rotating plate, of the sliding block, the L-shaped plate is located right above the adjusting screw, and the right side face of the L-shaped plate is attached to the left side face of the adjusting screw.

Adopt above-mentioned scheme, through setting up the spout, utilize the slider that slides in the spout and set up, recycle the L shaped plate that sets up on the slider, utilize the laminating between L shaped plate and the adjusting screw simultaneously to make the L shaped plate can restrict adjusting screw's removal, in order to prevent that adjusting screw from rotating.

As a preferred embodiment, the left end and the right end of the rear side surface of the U-shaped plate are hinged with rotating blocks, and an elastic belt is fixedly installed on one side surface, far away from the U-shaped plate, of each rotating block.

Adopt above-mentioned scheme, through setting up the commentaries on classics piece, utilize the articulated between commentaries on classics piece and the U-shaped board, and then can be convenient for the device's dismantlement, utilize the elastic webbing that changes the piece setting to can fix the device on four limbs, and can satisfy the four limbs of different thickness.

As a preferred implementation mode, one end of one of the elastic belts, which is far away from the rotating block, is fixedly provided with a suede magic tape, and one end of the other elastic belt, which is far away from the rotating block, is fixedly provided with a hook surface magic tape matched with the suede magic tape.

Adopt above-mentioned scheme, through setting up the matte magic subsides, utilize the elastic webbing go up the setting with the matte magic paste assorted hook face magic subsides to make the device can be more convenient fix on patient's four limbs, convenient to detach.

Compared with the prior art, the beneficial effects of the utility model are that:

the fixing device for postoperative correction of the four-limb fracture can be fixed on four limbs by arranging the U-shaped plate, the first supporting rod and the second supporting rod which are arranged on the U-shaped plate are utilized to support the legs of a patient, the first rotating plate and the second rotating plate which are arranged are utilized to recycle the annular trapezoidal groove which is formed in the second rotating plate and the trapezoidal block which is arranged in the annular trapezoidal groove in a sliding manner, meanwhile, the first supporting rod can rotate on the second supporting plate by utilizing the connection between the first trapezoidal block and the second rotating plate so as to be used for the joints of the four limbs, the placing groove which is formed in the second rotating plate and the first helical bevel gear which is arranged in the placing groove are utilized to recycle the groove which is formed in the first rotating plate and the second helical bevel gear which is arranged in the groove by a limiting component, and simultaneously, the first helical bevel gear and the second helical bevel gear are meshed, the rotation of the first support rod and the second support rod can be limited, the adjusting screw arranged on the second helical bevel gear is used, and the adjusting screw is connected with the first support rod through threads, so that the second helical bevel gear can be moved by rotating the adjusting screw, the second helical bevel gear is clamped with the first helical bevel gear for fixing, the first support rod and the second support rod can be fixed at different angles, and the angle of the device can be adjusted conveniently to fix limbs with different fracture degrees;

this fixing device is corrected to four limbs fracture postoperative utilizes threaded connection between threaded rod and the thread groove through setting up the threaded rod, recycles the rotation between pivot and the U-shaped board and is connected, utilizes the handle that sets up in the pivot simultaneously to can adjust the length of device through rotating the handle, with the patient that is suitable for the difference.

Drawings

Fig. 1 is a schematic view of the overall front view structure of the present invention;

FIG. 2 is a schematic view of the overall left-side view structure of the present invention;

fig. 3 is a schematic overall top view structure of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a U-shaped plate; 2. a first supporting rod; 3. a second supporting rod; 4. rotating the first plate; 5. rotating a second plate; 6. an annular trapezoidal groove; 7. a trapezoidal block; 8. a placement groove; 9. a helical bevel gear I; 10. a groove; 11. a second helical bevel gear; 12. adjusting screws; 13. a thread groove; 14. a threaded rod; 15. a handle; 16. a limiting ring; 17. a chute; 18. a slider; 19. an L-shaped plate; 20. rotating the block; 21. an elastic band; 22. a suede magic tape; 23. hook-faced magic tape; 24. a rotating shaft.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-4, the utility model provides a fixing device for postoperative correction of fracture of limbs, which comprises two U-shaped plates 1 arranged oppositely, wherein two supporting rods one 2 and two supporting rods two 3 are movably arranged on opposite side surfaces of the two U-shaped plates 1 through adjusting components respectively, a rotating plate one 4 and a rotating plate two 5 are fixedly arranged on one ends of the supporting rods one 2 and the supporting rods two 3 close to each other respectively, one side surface of the rotating plate one 4 is attached to one side surface of the rotating plate two 5, an annular trapezoidal groove 6 is arranged on one side surface of the rotating plate two 5 close to the rotating plate one 4, two trapezoidal blocks 7 are slidably arranged in the annular trapezoidal groove 6, the two trapezoidal blocks 7 are fixedly arranged on one side surface of the rotating plate one 4 close to the rotating plate two 5, a placing groove 8 is arranged on one side surface of the rotating plate two 5 close to the rotating plate one 4, and a bevel gear one 9 is fixedly arranged in the placing groove 8, a groove 10 is formed in one side face, close to the second rotating plate 5, of the first rotating plate 4, a second helical bevel gear 11 which is staggered with the first helical bevel gear 9 and matched with the first helical bevel gear 9 is installed in the groove 10 in a sliding mode through a limiting assembly, an adjusting screw 12 is installed on one side face, far away from the first helical bevel gear 9, of the second helical bevel gear 11 in a rotating mode, and one end of the adjusting screw 12, far away from the second helical bevel gear 11, penetrates through one side face of the first supporting rod 2; by arranging the U-shaped plate 1, the device can be fixed on four limbs, the first support rod 2 and the second support rod 3 arranged on the U-shaped plate 1 are utilized to enable the first support rod 2 and the second support rod 3 to support the legs of a patient, the first rotating plate 4 and the second rotating plate 5 are utilized, the annular trapezoidal groove 6 formed in the second rotating plate 5 and the trapezoidal block 7 arranged in the annular trapezoidal groove 6 in a sliding mode are utilized, meanwhile, the first support rod 2 can rotate on the second support plate by utilizing the connection between the first rotating plate 4 and the trapezoidal block 7, so that the device can be used for joints of four limbs, the placing groove 8 formed in the second rotating plate 5 and the bevel gear I9 arranged in the placing groove 8 are utilized, the groove 10 formed in the first rotating plate 4 and the bevel gear II 11 arranged in the groove 10 through the limiting component are utilized, and the meshing between the bevel gear I9 and the bevel gear II 11 is utilized, and then can carry on spacingly to the rotation of bracing piece one 2 and bracing piece two 3, utilize to rotate the adjusting screw 12 that sets up on the skewed tooth bevel gear two 11, reuse the threaded connection between adjusting screw 12 and bracing piece one 2, thereby can remove skewed tooth bevel gear two 11 through rotating adjusting screw 12, make skewed tooth bevel gear two 11 and skewed tooth bevel gear 9 chucking fix, so that bracing piece one 2 and bracing piece two 3 can fix at different angles, be convenient for adjust the device's angle and fix with the four limbs that satisfy different fracture degree.

The adjusting assembly comprises a threaded rod 14, thread grooves 13 are formed in one side face, away from the first supporting rod 2 and the second supporting rod 3, of the threaded rod 14 are connected to the inner threads of the thread grooves 13 in a threaded mode, a rotating shaft 24 is fixedly installed at one end of the threaded rod 14, and one end, away from the threaded rod 14, of the rotating shaft 24 rotates to penetrate through the U-shaped plate 1 and is fixedly provided with a handle 15; through setting up threaded rod 14, utilize threaded connection between threaded rod 14 and the thread groove 13, reuse pivot 24 and the rotation between the U-shaped board 1 is connected, utilizes the handle 15 that sets up on the pivot 24 simultaneously to can adjust the length of the device through rotating handle 15, in order to be suitable for different patients.

The limiting assembly comprises a limiting ring 16, the limiting ring 16 is sleeved on the side wall surface of the bevel gear II 11, and the side wall surface of the limiting ring 16 is attached to the inner side surface of the groove 10; through setting up spacing ring 16, utilize being connected between spacing ring 16 and the second 11 of skewed tooth bevel gear, reuse the laminating between spacing ring 16 and the recess 10 to make spacing ring 16 can restrict the rotation of the second 11 of skewed tooth bevel gear, guarantee that the second 11 of skewed tooth bevel gear can restrict the rotation of the second 3 of bracing pieces.

A sliding groove 17 is formed in one side face, away from the second rotating plate 5, of the first rotating plate 4, a sliding block 18 is arranged in the sliding groove 17 in a sliding mode, an L-shaped plate 19 is fixedly arranged on one side face, away from the second rotating plate 5, of the sliding block 18, the L-shaped plate 19 is located right above the adjusting screw 12, and the right side face of the L-shaped plate 19 is attached to the left side face of the adjusting screw 12; through setting up spout 17, utilize the slider 18 that slides in spout 17 and set up, recycle the L shaped plate 19 that sets up on the slider 18, utilize the laminating between L shaped plate 19 and the adjusting screw 12 simultaneously to make L shaped plate 19 can restrict adjusting screw 12's removal, in order to prevent that adjusting screw 12 from rotating.

The left end and the right end of the rear side surface of the U-shaped plate 1 are hinged with rotating blocks 20, and an elastic belt 21 is fixedly arranged on one side surface of each rotating block 20 away from the U-shaped plate 1; through setting up commentaries on classics piece 20, utilize the articulated between commentaries on classics piece 20 and the U-shaped board 1, and then can be convenient for the device's dismantlement, utilize the elastic webbing 21 that changes the piece 20 setting to can fix the device on four limbs, and can satisfy the four limbs of different thickness.

One end of one of the elastic belts 21 far away from the rotating block 20 is fixedly provided with a suede magic tape 22, and one end of the other elastic belt 21 far away from the rotating block 20 is fixedly provided with a hook magic tape 23 matched with the suede magic tape 22; through setting up the matte magic subsides 22, utilize the elastic webbing 21 on set up with the matte magic subsides 22 assorted hook face magic subsides 23 to make the device can be more convenient fix on patient's four limbs, convenient to detach.

In use, the length of the device is adjusted by first turning the threaded rod 14 according to the length of the limb of the patient, then the device is fitted to the fracture of the patient, then the elastic belt 21 is tightened, and the suede magic tape 22 and the hook magic tape 23 are stuck together, so that the device is installed on the four limbs of the patient, then the adjusting screw 12 is rotated to push the second helical bevel gear 11 to be meshed with the first helical bevel gear 9 so as to limit the rotation of the second supporting rod 3, the rotation of the bevel gear 11 can be limited by the limiting ring 16, and then the L-shaped plate 19 is put down to prevent the adjusting screw 12 from loosening, when the patient needs rehabilitation exercise, firstly the L-shaped plate 19 slides upwards, then the adjusting screw 12 is rotated, the adjusting screw 12 drives the second helical bevel gear 11 to be far away from the first helical bevel gear 9, and the first supporting rod 2 and the second supporting rod 3 can rotate at the moment so as to assist the patient in exercising.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixing device is corrected after four limbs fracture surgery which characterized in that: the device comprises two U-shaped plates (1) which are oppositely arranged, wherein two supporting rods I (2) and two supporting rods II (3) are movably arranged on opposite sides of the two U-shaped plates (1) respectively through adjusting components, one ends, close to the supporting rods I (2) and the supporting rods II (3), of the supporting rods I (2) are fixedly provided with a rotating plate I (4) and a rotating plate II (5) respectively, one side face of the rotating plate I (4) is attached to one side face of the rotating plate II (5), an annular trapezoidal groove (6) is formed in one side face, close to the rotating plate I (4), of the rotating plate II (5), two trapezoidal blocks (7) are slidably arranged in the annular trapezoidal groove (6), the two trapezoidal blocks (7) are fixedly arranged on one side face, close to the rotating plate II (5), of the rotating plate II (5), a placing groove (8) is formed in one side face, close to the rotating plate I (4), fixed mounting has skewed tooth bevel gear (9) in standing groove (8), it sets up fluted (10) to change a side that board (4) are close to and changes board two (5), have through spacing subassembly slidable mounting in recess (10) and dislocate each other with skewed tooth bevel gear (9) tooth and skewed tooth bevel gear two (11) that both cooperations used, a side that skewed tooth bevel gear (9) were kept away from to skewed tooth bevel gear two (11) rotates and installs adjusting screw (12), one end screw thread that oblique tooth bevel gear two (11) were kept away from in adjusting screw (12) runs through the side of bracing piece (2).

2. The postoperative correction and fixation device for limb fracture according to claim 1, wherein: the adjusting part comprises a threaded rod (14), a threaded groove (13) is formed in one side face, away from the first supporting rod (2) and the second supporting rod (3), of the first supporting rod, the threaded groove (13) is connected with the threaded rod (14), a rotating shaft (24) is fixedly installed at one end of the threaded rod (14), and the rotating shaft (24) is far away from one end of the threaded rod (14) and rotates to penetrate through the U-shaped plate (1) and is fixedly installed with a handle (15).

3. The postoperative correction and fixation device for limb fracture according to claim 1, wherein: the limiting assembly comprises a limiting ring (16), the limiting ring (16) is sleeved on the side wall surface of the bevel gear II with the helical teeth, and the side wall surface of the limiting ring (16) is attached to the inner side surface of the groove (10).

4. The postoperative correction and fixation device for limb fracture according to claim 1, wherein: a side of changeing board two (5) is kept away from in commentaries on classics board (4) has seted up spout (17), slidable mounting has slider (18) in spout (17), a side fixed mounting that changeing board two (5) was kept away from in slider (18) has L shaped plate (19), L shaped plate (19) are located adjusting screw (12) directly over, and the right flank of L shaped plate (19) is laminated with the left surface of adjusting screw (12) mutually.

5. The postoperative correction and fixation device for limb fracture according to claim 1, wherein: both ends all articulate about U-shaped plate (1) trailing flank has commentaries on classics piece (20), a side fixed mounting elastic band (21) of keeping away from U-shaped plate (1) is changeed piece (20).

6. The postoperative correction and fixation device for limb fracture according to claim 5, wherein: one end of one of the elastic belts (21) far away from the rotating block (20) is fixedly provided with a suede magic tape (22), and the other end of the elastic belt (21) far away from the rotating block (20) is fixedly provided with a hook magic tape (23) matched with the suede magic tape (22).