CN112137787A

CN112137787A - Tibia fibula joint fixing guider under ankle surgery

Info

Publication number: CN112137787A
Application number: CN202010976797.4A
Authority: CN
Inventors: 张宏伟; 纪云国; 王孝亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2020-12-29
Anticipated expiration: 2040-09-16
Also published as: CN112137787B

Abstract

The invention relates to the technical field of ankle surgery, in particular to a lower tibiofibular joint resetting and fixing guider for ankle surgery, which comprises a sleeve, wherein an installation rod penetrates through the lower part of the sleeve, the installation rod is connected with the sleeve in a sliding manner, the top of the installation rod is provided with an adjusting structure, and the upper part and the lower part of the right side surface of the sleeve are provided with positioning structures; according to the invention, through the arrangement of the adjusting structure, the positioning structure, the arc-shaped plate, the base, the fixing structure, the clamping plate and the transmission structure, the length of the device can be manually adjusted to adapt to patients with different leg lengths, the practicability of the device is improved, the feet of the patients can be automatically fixed, convenience is brought to the patients, and the problems that the existing fixing guider is inconvenient to adjust the patients with different leg lengths, the device adaptability is low, the fixing with the feet of the patients is inconvenient, and troubles are brought to the patients are solved.

Description

Tibia fibula joint fixing guider under ankle surgery

Technical Field

The invention relates to the technical field of ankle surgery, in particular to a fixing guider for resetting a tibiofibular joint in ankle surgery.

Background

The ankle joint is composed of the joint surface of the lower ends of the tibia and the fibula and the talus pulley, so that the ankle joint is also called as a talus calf joint. The lower joint surface of the tibia, the inner ankle joint surface and the outer ankle joint surface form an Jiong-shaped joint socket together to accommodate a talus pulley (joint head), and because the pulley joint surface is wide in front and narrow in back, when the foot dorsiflexes, the wider front part enters the socket, so that the joint is stable; however, in plantarflexion, when the narrower posterior portion of the pulley enters the socket during downhill walking, the ankle joint becomes loose and can move laterally, and sprain is likely to occur in the ankle joint, and most of them, inversion injury is observed, and the ankle is longer and lower than the medial malleolus, so that the ankle is prevented from being excessively everted.

The tibiofibula is the micro joint down, the ligament structure is by tibiofibula anterior ligament down, tibiofibula posterior ligament and interspinous ligament constitute, it is maintaining ankle joint stability, play an important role in the conduction of heavy star and walking, ankle joint fracture is the common condition in the orthopedics is clinical, present nursing phase after ankle joint operation is accomplished needs to fix patient's ankle department, prevent that patient from moving about the ankle by oneself and leading to secondary damage to the ankle, but the inconvenient patient that is different to shank length of current fixed director adjusts, lead to the device suitability lower, and inconvenient and patient's foot is fixed, bring the trouble for patient. Therefore, the fixing guider is provided to solve the problem that the length of the device can be manually adjusted to adapt to patients with different leg lengths, the practicability of the device is improved, the feet of the patients can be automatically fixed, and convenience is brought to the patients.

Disclosure of Invention

The invention aims to provide a fixing guider for resetting a tibiofibular joint in ankle surgery, which has the advantages of manually adjusting the length of the device to adapt to patients with different leg lengths, improving the practicability of the device, automatically fixing the feet of the patients and bringing convenience to the patients, and solves the problems that the existing fixing guider is inconvenient to adjust the patients with different leg lengths, so that the device has low adaptability, is inconvenient to fix the feet of the patients and brings troubles to the patients.

In order to achieve the purpose, the invention provides the following technical scheme: a tibiofibular joint resetting fixing guider under ankle surgery comprises a sleeve, wherein an installation rod is arranged below the sleeve in a penetrating mode, the installation rod is connected with the sleeve in a sliding mode, an adjusting structure is arranged at the top of the installation rod, positioning structures are arranged above and below the surface of the right side of the sleeve, an arc-shaped plate is arranged on the right side of the positioning structures, fixing plates are bolted on the front and back sides of the right side of the arc-shaped plate, threaded holes are formed in the surface of the fixing plates, bolts are connected with the inner threads of the threaded holes, a connecting shaft is bolted at the bottom of the installation rod, a connecting rod is rotatably connected with the bottom of the right side of the connecting shaft, a base is bolted on the right side of the front and back of the base, a first installation shaft is mounted on the right side of the front and back of the base, an installation pipe is rotatably, the utility model discloses a mounting structure, including the riser, installation pole, first screw rod, fixed knot structure, base inboard surface, the riser is kept away from one side of installation pole and is installed the second installation axle, the below of second installation axle is rotated and is connected with first screw rod, first screw rod run through to the inside of installation pipe and with install between the pipe sliding connection, be provided with fixed knot between installation pipe and the first screw rod and construct, sliding connection has splint respectively around the base inboard surface, and the inboard surface of base has seted up the spout, the inside of base is provided with transmission structure.

Preferably, adjust the structure including leading to groove, movable block, first spring and circular slot, lead to the groove and set up at the top of installation pole front and back, movable block swing joint is in the inside that leads to the groove, movable block passes through first spring fixed connection with leading to the opposite side of inslot wall, the circular slot is set up at the sheathed tube front and back, sliding connection between circular slot and the movable block.

Preferably, the number of the circular grooves is a plurality, and the circular grooves are sequentially arranged on the surface of the sleeve from top to bottom.

Preferably, the positioning structure comprises a second screw rod, a positioning plate and a first knob, the second screw rod is arranged above and below the right side of the sleeve, the positioning plate is connected to the surface of the second screw rod in a sliding mode, the first knob is connected with the positioning plate in a rotating mode, and the first knob is connected with the second screw rod in a threaded mode.

Preferably, the surface on the right side of the sleeve is provided with a limiting groove, the left side of the second screw extends into the limiting groove and is bolted with a limiting plate, and the limiting plate is in sliding connection with the limiting groove.

Preferably, one side of the positioning plate opposite to the surface of the sleeve is in a semicircular arc shape, and the inner diameter of the positioning plate is the same as the outer diameter of the sleeve.

Preferably, the fixing structure comprises a second knob, a fixing plate and a second spring, the second knob is rotatably connected to the top of the mounting pipe and rotatably connected with the first screw rod, the fixing plate is bolted to the inner wall of the mounting pipe, and one opposite side of the fixing plate and the first screw rod is fixedly connected through the second spring.

Preferably, the transmission structure includes box body, micro motor, threaded rod, thread bush and movable rod, the box body bolt is at the middle part of base rear side, micro motor installs in the inside of box body, and micro motor's output shaft runs through the inside of base and extension to base, the threaded rod rotates the inside of connecting at the base, and the rear end of threaded rod and micro motor's output shaft fixed connection, thread bush threaded connection is both sides around the threaded rod surface, and the inside screw thread opposite direction of two thread bushes, the movable rod bolt is at the top of thread bush, and sliding connection between movable rod and the spout, the movable rod extend to the outside of base through the spout and with the bolt between the splint.

Preferably, one side of the clamping plate opposite to the clamping plate is in a semicircular arc shape, and a pressure sensor is embedded in the surface of one side of the clamping plate opposite to the clamping plate.

Preferably, the top of the sleeve is bolted with a transverse plate, a soft pad is sewn at the top of the transverse plate, the soft pad is made of sponge materials, and a rubber pad is bonded on the inner side surface of the arc-shaped plate.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, through the arrangement of the adjusting structure, the positioning structure, the arc-shaped plate, the base, the fixing structure, the clamping plate and the transmission structure, the length of the device can be manually adjusted to adapt to patients with different leg lengths, the practicability of the device is improved, the feet of the patients can be automatically fixed, convenience is brought to the patients, and the problems that the existing fixing guider is inconvenient to adjust the patients with different leg lengths, the device adaptability is low, the fixing with the feet of the patients is inconvenient, and troubles are brought to the patients are solved.

Drawings

FIG. 1 is a front cross-sectional view of the structure of the present invention;

FIG. 2 is a right side cross-sectional view of the inventive structure;

FIG. 3 is a right side sectional view of a portion of the structure of the present invention;

FIG. 4 is a top view of the positioning structure of the present invention;

FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 3;

FIG. 6 is an enlarged view of a portion of the present invention at B of FIG. 1;

FIG. 7 is an enlarged view of a portion of the invention at C of FIG. 2;

FIG. 8 is an enlarged view of a portion of the invention shown in FIG. 1 at D;

fig. 9 is a perspective view of an arcuate plate of the present invention.

In the figure: 1. a sleeve; 2. mounting a rod; 3. an adjustment structure; 301. a through groove; 302. a movable block; 303. a first spring; 304. a circular groove; 4. a positioning structure; 401. a second screw; 402. positioning a plate; 403. a first knob; 5. an arc-shaped plate; 6. a fixing sheet; 7. a bolt; 8. a connecting shaft; 9. a connecting rod; 10. a base; 11. a first mounting shaft; 12. installing a pipe; 13. a vertical plate; 14. a second mounting shaft; 15. a first screw; 16. a fixed structure; 161. a second knob; 162. a fixing plate; 163. a second spring; 17. a splint; 18. a chute; 19. a transmission structure; 191. a box body; 192. a micro motor; 193. a threaded rod; 194. a threaded sleeve; 195. a movable rod; 20. a limiting plate; 21. a limiting groove; 22. a pressure sensor; 23. a transverse plate; 24. a soft cushion; 25. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, a tibiofibular joint reduction fixing guider for ankle surgery comprises a sleeve 1, an installation rod 2 is arranged below the sleeve 1 in a penetrating manner, the installation rod 2 is connected with the sleeve 1 in a sliding manner, an adjusting structure 3 is arranged at the top of the installation rod 2, positioning structures 4 are arranged above and below the surface of the right side of the sleeve 1, an arc plate 5 is arranged on the right side of the positioning structures 4, fixing plates 6 are bolted on the front and back of the right side of the arc plate 5, threaded holes are formed in the surfaces of the fixing plates 6, bolts 7 are connected with the inner threads of the threaded holes, a connecting shaft 8 is bolted at the bottom of the installation rod 2, a connecting rod 9 is rotatably connected at the bottom of the right side of the connecting shaft 8, a base 10 is bolted at the right side of the front and back of the base 10, a first installation shaft 11 is rotatably connected above the first installation shaft 11, and vertical plates 13 are bolted at the, the side of the vertical plate 13 far away from the installation rod 2 is provided with a second installation shaft 14, the lower part of the second installation shaft 14 is rotatably connected with a first screw 15, the first screw 15 penetrates into the installation pipe 12 and is connected with the installation pipe 12 in a sliding way, a fixing structure 16 is arranged between the installation pipe 12 and the first screw 15, the front part and the rear part of the inner side surface of the base 10 are respectively connected with a clamping plate 17 in a sliding way, the inner side surface of the base 10 is provided with a sliding groove 18, and the inner part of the base 10 is provided with a transmission structure 19. the invention has the advantages that the length of the device can be manually adjusted by arranging the adjusting structure 3, the positioning structure 4, the arc-shaped plate 5, the base 10, the fixing structure 16, the clamping plate 17 and the transmission structure 19 so as to adapt to patients with different leg lengths, the practicability of the device is improved, the feet of the patient can be automatically fixed, the convenience is brought to the patient, and, the device has lower adaptability and is inconvenient to be fixed with the feet of the patient, thereby bringing trouble to the patient.

In this embodiment, it includes logical groove 301 to adjust structure 3, the movable block 302, first spring 303 and circular slot 304, it sets up at the top of installation pole 2 front and back to lead to groove 301, movable block 302 swing joint leads to the inside of groove 301, movable block 302 passes through first spring 303 fixed connection with the one side that leads to groove 301 inner wall in opposite directions, circular slot 304 sets up at the front and back of sleeve pipe 1, sliding connection between circular slot 304 and the movable block 302, through leading to groove 301, movable block 302, the setting of first spring 303 and circular slot 304, can adjust the distance between sleeve pipe 1 and the installation pole 2, in order to reach the purpose to device altitude mixture control.

In this embodiment, the number of circular slots 304 is a plurality of, and circular slots 304 are arranged from top to bottom in proper order on sleeve pipe 1 surface, and through the setting to circular slots 304, make things convenient for the device to adjust to different heights, improve its suitability.

In this embodiment, the positioning structure 4 includes a second screw 401, a positioning plate 402 and a first knob 403, the second screw 401 is disposed above and below the right side of the sleeve 1, the positioning plate 402 is slidably connected to the surface of the second screw 401, the first knob 403 is rotatably connected to the positioning plate 402, and the first knob 403 is threadedly connected to the second screw 401, so that the positions of the arc-shaped plates 5 can be conveniently fixed after being moved and adjusted by the second screw 401, the positioning plate 402 and the first knob 403.

In this embodiment, the surface on the right side of the sleeve 1 is provided with a limiting groove 21, the left side of the second screw 401 extends into the limiting groove 21 and is bolted with a limiting plate 20, the limiting plate 20 is slidably connected with the limiting groove 21, and the moving track of the arc-shaped plate 5 is limited by the arrangement of the limiting groove 21 and the limiting plate 20, so that the arc-shaped plate can only move in the up-and-down direction.

In this embodiment, the opposite side of the positioning plate 402 and the surface of the sleeve 1 is in a semicircular arc shape, the inner diameter of the positioning plate 402 is the same as the outer diameter of the sleeve 1, and the positioning plate 402 is arranged to improve the stability after the fixing of the position of the arc-shaped plate 5 is completed.

In this embodiment, the fixing structure 16 includes a second knob 161, a fixing plate 162 and a second spring 163, the second knob 161 is rotatably connected to the top of the mounting tube 12, and the second knob 161 is rotatably connected to the first screw 15, the fixing plate 162 is bolted to the inner wall of the mounting tube 12, one side of the fixing plate 162 opposite to the first screw 15 is fixedly connected to the second spring 163, and by means of the second knob 161, the fixing plate 162 and the second spring 163, the inclination angle of the base 10 can be adjusted by rotating the second knob 161, which is convenient for the medical staff to adjust and use according to the recovery condition of the patient.

In this embodiment, the transmission structure 19 includes a box 191, a micro motor 192, a threaded rod 193, a threaded sleeve 194 and a movable rod 195, the box 191 is bolted in the middle of the rear side of the base 10, the micro motor 192 is installed inside the box 191, an output shaft of the micro motor 192 penetrates through the base 10 and extends into the base 10, the threaded rod 193 is rotatably connected inside the base 10, a rear end of the threaded rod 193 is fixedly connected with an output shaft of the micro motor 192, the threaded sleeves 194 are in threaded connection with the front and rear sides of the surface of the threaded rod 193, the thread directions inside the two threaded sleeves 194 are opposite, the movable rod 195 is bolted on the top of the threaded sleeve 194, the movable rod 195 is in sliding connection with the sliding groove 18, the movable rod 195 extends to the outside of the base 10 through the sliding groove 18 and is bolted with the clamping plate 17, and through the arrangement of the box 191, the micro motor 192, the threaded rod 193, the threaded, after the feet of the patient are put into the base 10, the feet of the patient can be automatically fixed, and convenience is brought to the patient.

In this embodiment, the opposite side of the splint 17 is in a semicircular arc shape, and the surface of the opposite side of the splint 17 is embedded with the pressure sensor 22, so that the splint 17 stops moving after contacting with the foot of the patient by arranging the splint 17 and the pressure sensor 22.

In this embodiment, the top of sleeve pipe 1 has bolted connection diaphragm 23, and the top of diaphragm 23 is sewed up there is cushion 24, and cushion 24 is made by the sponge material, and the inboard surface bonding of arc 5 has rubber pad 25, through the setting of diaphragm 23, cushion 24 and rubber pad 25, improves the comfort level of patient when wearing the device.

The working principle is as follows: when the fixed guider needs to be installed, a medical worker presses the movable blocks 302 on two sides to enable the movable blocks 302 to move towards the inside of the through groove 301 and extrude the first spring 303, then pulls the sleeve 1 upwards, adjusts the distance between the sleeve 1 and the installation rod 2 according to the length of the leg of a patient, stops moving the sleeve 1 after the sleeve is adjusted to a proper height, enables the first spring 303 to rebound, pushes the movable blocks 302 out of the circular groove 304 again to complete the fixation of the height, then rotates the first knobs 403 on the upper side and the lower side to enable the first knobs 403 to drive the positioning plate 402 to move towards the right side to loosen the sleeve 1, then moves the arc-shaped plate 5 to enable the arc-shaped plate 5 to move up and down on the sleeve 1, adjusts the arc-shaped plate 5 to a proper position, rotates the first knobs 403 again to enable the positioning plate 402 to move towards the sleeve 1 to clamp and fix the sleeve 1, then the bolt 7 on the fixing plate 6 is rotated, the bolt 7 is disassembled, then the feet of the patient pass through the two arc-shaped plates 5 and are placed in the base 10, meanwhile, the micro motor 192 is started to drive the threaded rod 193 to rotate, so that the two threaded sleeves 194 on the threaded rod 193 move in the front-back direction, the rotating direction of the micro motor 192 is controlled, the clamping plates 17 on the two sides move relatively to fix the feet of the patient, after the surfaces of the clamping plates 17 are contacted with the feet of the patient, the pressure sensor 22 is triggered to close the micro motor 192, the feet of the patient are fixed, then the bolt 7 is installed back to the fixing plate 6 again, the arc-shaped plates 5 are fixed with the lower legs of the patient, and therefore the installation of the fixing guider is completed.

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 fixed director of tibiofibula joint reduction under ankle surgery which includes sleeve pipe (1), its characterized in that: the sleeve is characterized in that an installation rod (2) penetrates through the lower portion of the sleeve (1), the installation rod (2) is connected with the sleeve (1) in a sliding mode, an adjusting structure (3) is arranged at the top of the installation rod (2), positioning structures (4) are arranged above and below the surface of the right side of the sleeve (1), an arc-shaped plate (5) is arranged on the right side of each positioning structure (4), fixing plates (6) are bolted on the front and rear portions of the right side of each arc-shaped plate (5), threaded holes are formed in the surface of each fixing plate (6), bolts (7) are connected with the inner threads of the threaded holes, a connecting shaft (8) is bolted at the bottom of the installation rod (2), a connecting rod (9) is rotatably connected to the bottom of the right side of the connecting shaft (8), a base (10) is bolted at the right side of the connecting rod (9), and first installation shafts (, the top of first installation axle (11) is rotated and is connected with installation pipe (12), the equal bolt in the front and back on installation pole (2) surface has riser (13), riser (13) are kept away from one side of installation pole (2) and are installed second installation axle (14), the below of second installation axle (14) is rotated and is connected with first screw rod (15), first screw rod (15) run through to the inside of installation pipe (12) and with install between pipe (12) sliding connection, be provided with fixed knot structure (16) between installation pipe (12) and first screw rod (15), sliding connection has splint (17) respectively around base (10) inboard surface, and base (10) inboard surface has seted up spout (18), the inside of base (10) is provided with drive structure (19).

2. The ankle surgery tibiofibular joint reduction fixation guide of claim 1 wherein: adjust structure (3) including leading to groove (301), movable block (302), first spring (303) and circular slot (304), it sets up at the top of installation pole (2) front and back to lead to groove (301), movable block (302) swing joint is in the inside that leads to groove (301), movable block (302) and the one side that leads to groove (301) inner wall in opposite directions are through first spring (303) fixed connection, the front and back at sleeve pipe (1) is seted up in circular slot (304), sliding connection between circular slot (304) and movable block (302).

3. The ankle surgery tibiofibular joint reduction fixation guide of claim 2 wherein: the number of the circular grooves (304) is a plurality, and the circular grooves (304) are sequentially arranged on the surface of the sleeve (1) from top to bottom.

4. The ankle surgery tibiofibular joint reduction fixation guide of claim 1 wherein: the positioning structure (4) comprises a second screw rod (401), a positioning plate (402) and a first knob (403), the second screw rod (401) is arranged above and below the right side of the sleeve (1), the positioning plate (402) is connected to the surface of the second screw rod (401) in a sliding mode, the first knob (403) is connected with the positioning plate (402) in a rotating mode, and the first knob (403) is connected with the second screw rod (401) in a threaded mode.

5. The ankle surgery tibiofibular joint reduction fixation guide of claim 4 wherein: the surface on sleeve pipe (1) right side has seted up spacing groove (21), the left side of second screw rod (401) extends to in spacing groove (21) and bolted connection limiting plate (20), sliding connection between limiting plate (20) and the spacing groove (21).

6. The ankle surgery tibiofibular joint reduction fixation guide of claim 4 wherein: one side of the positioning plate (402) opposite to the surface of the sleeve (1) is in a semicircular arc shape, and the inner diameter of the positioning plate (402) is the same as the outer diameter of the sleeve (1).

7. The ankle surgery tibiofibular joint reduction fixation guide of claim 1 wherein: the fixing structure (16) comprises a second knob (161), a fixing plate (162) and a second spring (163), the second knob (161) is rotatably connected to the top of the installation pipe (12), the second knob (161) is rotatably connected with the first screw (15), the fixing plate (162) is bolted to the inner wall of the installation pipe (12), and one side, opposite to the first screw (15), of the fixing plate (162) is fixedly connected with the second spring (163).

8. The ankle surgery tibiofibular joint reduction fixation guide of claim 1 wherein: the transmission structure (19) comprises a box body (191), a micro motor (192), a threaded rod (193), a threaded sleeve (194) and a movable rod (195), the box body (191) is bolted to the middle of the rear side of the base (10), the micro motor (192) is installed inside the box body (191), an output shaft of the micro motor (192) penetrates through the base (10) and extends to the inside of the base (10), the threaded rod (193) is rotatably connected inside the base (10), the rear end of the threaded rod (193) is fixedly connected with an output shaft of the micro motor (192), the threaded sleeve (194) is in threaded connection with the front side and the rear side of the surface of the threaded rod (193), the directions of threads inside the two threaded sleeves (194) are opposite, the movable rod (195) is bolted to the top of the threaded sleeve (194), the movable rod (195) is in sliding connection with the sliding groove (18), and the movable rod (195) extends to the outside of the base (10) through the sliding groove (18) and is connected with a clamping plate (17) Are bolted.

9. The ankle surgery tibiofibular joint reduction fixation guide of claim 1 wherein: one side of the clamping plate (17) opposite to each other is in a semicircular arc shape, and a pressure sensor (22) is embedded in the surface of one side of the clamping plate (17) opposite to each other.

10. The ankle surgery tibiofibular joint reduction fixation guide of claim 1 wherein: the top bolt of sleeve pipe (1) has connect diaphragm (23), cushion (24) have been sewed up at the top of diaphragm (23), cushion (24) are made by the sponge material, the inboard surface bonding of arc (5) has rubber pad (25).