CN217138133U

CN217138133U - Muscle traction device for orthopedic surgery

Info

Publication number: CN217138133U
Application number: CN202122596309.XU
Authority: CN
Inventors: 张全彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-08-09
Anticipated expiration: 2031-10-27

Abstract

The utility model discloses a muscle draw gear for bone surgery relates to bone surgery medical treatment technical field, include: the steel wire winding device comprises a main body, wherein the main body comprises an installation box, the inner wall of the installation box is connected with a rotating roller, and the outer wall of the rotating roller is provided with a steel wire; the fixing mechanism comprises a rotating column positioned at the top end of the rotating roller, and the top end of the rotating column is fixedly connected with a rotating disc. The utility model discloses a set up fixed establishment, when rotating the rotor, promote the catch plate downwards and drive the fixed block displacement and go out the fixed slot, the cancellation is fixed to the rotor, rotate the rolling disc, the rolling disc rotates and drives the rotor and rotate, the rotor rotates and drives the rotor and rotate, the loose catch plate after the completion, the catch plate receives coupling spring elastic action to reset, thereby it gets into the fixed slot to drive the fixed block displacement, fix the rotor, thereby fix the rotor, be convenient for carry out quick fixed after rotating the rotor.

Description

Muscle traction device for orthopedic surgery

Technical Field

The utility model relates to the technical field of orthopedic surgery medical treatment, in particular to a muscle traction device for orthopedic surgery.

Background

An orthopedic surgery usually adopts a scalpel to cut the injured part of a patient, and directly performs an operation on the bone of the patient, the incision of the orthopedic surgery is generally large and deep, orthopedics is one of the most common departments of various hospitals, mainly studies the anatomy, physiology and pathology of a skeletal muscle system, and maintains and develops the normal form and function of the system by using medicines, operations and physical methods.

According to Chinese patent No. CN211834524U, an incision traction device for orthopedic surgery is provided. Incision draw gear for clinical operation of orthopedics includes mount pad, slewing mechanism, buffer gear, locking mechanical system, drive mechanism, injects mechanism and binding mechanism, set up the standing groove of vertical setting on the mount pad, the equal fixed mounting in mount pad upper surface of standing groove both sides has the install bin, slewing mechanism evenly distributed is in the install bin, slewing mechanism includes live-rollers and turn button, the live-rollers rotates and installs in the install bin, and the link of live-rollers run through the top of install bin and with turn button fixed connection, all install on the live-rollers drive mechanism, drive mechanism includes steel wire line and traction hook, the one end winding of steel wire line is on the live-rollers, and the steel wire line pass the through-hole that the install bin inner wall was seted up and with traction hook fixed connection. The utility model provides an incision draw gear for orthopedic clinical operation has the advantage of diversified incision of pulling.

However, the above patent fixes the live-rollers through the threaded rod in the use, and the operation is complicated, and the threaded rod is easy not hard up at fixed in-process, leads to the fact the incision to pull and influences, and the hook that pulls simultaneously needs to be changed after the use is accomplished, when changing the hook that pulls, and is comparatively complicated, needs to have the structure to carry out quick installation and dismantlement to the hook that pulls.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a muscle draw gear for bone surgery 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:

a muscle traction device for use in orthopedic surgery, comprising:

the steel wire winding device comprises a main body, wherein the main body comprises an installation box, the inner wall of the installation box is connected with a rotating roller, and the outer wall of the rotating roller is provided with a steel wire;

the fixing mechanism comprises a rotating column positioned at the top end of the rotating roller, the top end of the rotating column is fixedly connected with a rotating disc, the outer wall of the rotating column is provided with a fixed groove, the top end of the rotating disc is connected with a movable rod in a sliding mode, the top end of the movable rod is fixedly connected with a pushing plate, the bottom end of the pushing plate is connected with a movable lead screw, the outer wall of the movable lead screw is connected with a first gear, the outer wall of the first gear is connected with a second gear, one end of the second gear is connected with a fixed lead screw, and the outer wall of the fixed lead screw is connected with a fixed block;

installation mechanism, installation mechanism is including the mount pad that is located steel wire line one end, the one end of mount pad is connected with the connecting block, the one end of connecting block is connected with pulls the hook, the outer wall of connecting block is provided with the draw-in groove, the outer wall connection of mount pad has the propelling movement frame, the one end of mount pad is provided with the spread groove, the inner wall connection of spread groove has the stopper, the top of stopper is connected with the movable block, the outer wall connection of movable block has the spliced pole, the outer wall of spliced pole links to each other with the outer wall that pushes away the frame.

As a further aspect of the present invention: the fixing mechanism also comprises a connecting spring positioned between the pushing plate and the mounting box.

As a further aspect of the present invention: the mounting mechanism further comprises a limiting spring positioned between the limiting block and the mounting seat, and a return spring is connected between the pushing frame and the mounting seat.

As a further aspect of the present invention: the outer wall of fixed block and the inner wall of fixed slot laminate mutually, the inner wall of fixed block is provided with the internal thread, the external screw thread of fixation screw and the internal thread of fixed block laminate mutually.

As a further aspect of the present invention: the inner wall of rolling disc and the outer wall of movable rod laminate mutually, the teeth of a cogwheel of second gear and the tooth's socket gear of first gear mesh mutually, the inner wall of first gear is provided with the internal thread, the external screw thread of activity lead screw laminates with the internal thread of first gear mutually.

As a further aspect of the present invention: the outer wall of connecting block and the inner wall of spread groove laminate mutually, the inner wall of draw-in groove laminates mutually with the outer wall of stopper, the one end of stopper is the disc.

As a further aspect of the present invention: the outer wall of the pushing frame and the outer wall of the movable block are both provided with tooth grooves, the outer wall of the connecting column is provided with gear teeth, and the gear teeth of the connecting column are meshed with the tooth grooves of the pushing frame and the movable block.

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

1. through setting up the fixed establishment, when rotating the live-rollers, promote the pushing plate to drive the fixed block to move out of the fixed slot downwards, cancel the fixation to the rotating column, rotate the rotating disc, the rotating disc rotates and drives the rotating column to rotate, the rotating column rotates and drives the live-rollers to rotate, loosen the pushing plate after finishing, the pushing plate resets under the elastic force of the connecting spring, thus drive the fixed block to move and enter the fixed slot, fix the live-rollers, thus fix the live-rollers, facilitate carrying on the quick fixation after rotating the live-rollers;

2. through setting up installation mechanism, when installing the towing hook, promote downwards and promote the propelling movement frame and drive the movable block displacement and separate with the stopper, insert the spread groove with the connecting block, receive spacing spring elastic action displacement to get into the draw-in groove until the stopper, loosen the propelling movement frame, the propelling movement frame is reset by reset spring elastic action, thereby drive movable block and stopper contact, fix the stopper, thereby install the towing hook, when demolising the towing hook, promote to promote the frame displacement and drive the movable block and separate with the stopper, the cancellation is to the fixed of connecting block, thereby demolish the towing hook, be convenient for to carry out quick installation and demolish the towing hook.

Drawings

FIG. 1 is a schematic structural view of a muscle traction device for use in orthopedic surgery;

FIG. 2 is an enlarged view of a muscle traction device for use in orthopedic surgery at A;

FIG. 3 is an enlarged view at B of a muscle traction device for use in orthopedic surgery;

figure 4 is a cross-sectional view of a mount for a muscle traction device for use in orthopedic surgery.

In the figure: 1. a main body; 101. installing a box; 102. a rotating roller; 103. a steel wire; 2. a fixing mechanism; 201. rotating the column; 202. fixing grooves; 203. rotating the disc; 204. a movable rod; 205. a push plate; 206. a movable screw rod; 207. a connecting spring; 208. a first gear; 209. a second gear; 210. fixing the screw rod; 211. a fixed block; 3. an installation mechanism; 301. a mounting seat; 302. connecting blocks; 303. a towing hook; 304. a card slot; 305. a pushing frame; 306. connecting grooves; 307. a limiting block; 308. a movable block; 309. connecting columns; 310. a limiting spring; 311. a return spring.

Detailed Description

Referring to fig. 1 to 4, in an embodiment of the present invention, a muscle traction device for bone surgery includes:

the main body 1 comprises an installation box 101, the inner wall of the installation box 101 is connected with a rotating roller 102, and the outer wall of the rotating roller 102 is provided with a steel wire 103;

the fixing mechanism 2 comprises a rotating column 201 positioned at the top end of the rotating roller 102, the top end of the rotating column 201 is fixedly connected with a rotating disc 203, the outer wall of the rotating column 201 is provided with a fixing groove 202, the top end of the rotating disc 203 is connected with a movable rod 204 in a sliding manner, the top end of the movable rod 204 is fixedly connected with a pushing plate 205, the bottom end of the pushing plate 205 is connected with a movable screw rod 206, the outer wall of the movable screw rod 206 is connected with a first gear 208, the outer wall of the first gear 208 is connected with a second gear 209, one end of the second gear 209 is connected with a fixed screw rod 210, and the outer wall of the fixed screw rod 210 is connected with a fixing block 211;

installation mechanism 3, installation mechanism 3 is including the mount pad 301 that is located steel wire 103 one end, the one end of mount pad 301 is connected with connecting block 302, the one end of connecting block 302 is connected with towing pintle 303, the outer wall of connecting block 302 is provided with draw-in groove 304, the outer wall of mount pad 301 is connected with pushing frame 305, the one end of mount pad 301 is provided with connecting groove 306, the inner wall connection of connecting groove 306 has stopper 307, the top of stopper 307 is connected with movable block 308, the outer wall connection of movable block 308 has spliced pole 309, the outer wall of spliced pole 309 links to each other with pushing frame 305's outer wall.

The muscle traction device for the orthopedic surgery can be convenient for the rotation locking and fixing of the rotating roller 102 through the fixing mechanism 2, and the quick installation and the quick removal of the traction hook 303 can be realized through the installation mechanism 3.

In FIGS. 1-2: the fixing mechanism 2 further includes a connecting spring 207 between the push plate 205 and the mounting case 101.

The muscle traction device for orthopedic surgery is convenient for the push plate 205 to reset under the elastic action of the connecting spring 207.

In fig. 3-4: the mounting mechanism 3 further comprises a limiting spring 310 located between the limiting block 307 and the mounting base 301, and a return spring 311 is connected between the pushing frame 305 and the mounting base 301.

The muscle traction device for the orthopedic surgery is convenient for the limiting block 307 to move under the elastic action of the limiting spring 310 and the pushing frame 305 to reset under the elastic action of the reset spring 311.

In FIGS. 1-2: the outer wall of fixed block 211 laminates with the inner wall of fixed slot 202 mutually, and the inner wall of fixed block 211 is provided with the internal thread, and the external screw thread of stationary screw 210 laminates with the internal thread of fixed block 211 mutually.

This kind of a muscle draw gear for bone surgery, the outer wall of the fixed block 211 of being convenient for is fixed with the inner wall laminating of fixed slot 202, and the lead screw 210 that is convenient for rotates and drives fixed block 211 and carry out the displacement.

In FIGS. 1-2: the inner wall of the rotating disc 203 is attached to the outer wall of the movable rod 204, the gear teeth of the second gear 209 are meshed with the gear grooves of the first gear 208, the inner wall of the first gear 208 is provided with internal threads, and the external threads of the movable screw rod 206 are attached to the internal threads of the first gear 208.

This kind of a muscle draw gear for bone surgery, the movable rod 204 of being convenient for slides at the inner wall of rolling disc 203, and the second gear 209 of being convenient for rotates and drives first gear 208 and rotate, and the movable screw 206 displacement of being convenient for drives first gear 208 and rotates.

In fig. 3-4: the outer wall of connecting block 302 is laminated with the inner wall of connecting groove 306 mutually, and the inner wall of draw-in groove 304 is laminated with the outer wall of stopper 307 mutually, and the one end of stopper 307 is the disc.

This kind of a muscle draw gear for bone surgery, the outer wall of the connecting block 302 of being convenient for is connected with the inner wall laminating of spread groove 306, and the inner wall laminating of inner wall through draw-in groove 304 and the outer wall of stopper 307 is convenient for stopper 307 atress and is carried out the displacement.

In fig. 3-4: tooth grooves are formed in the outer walls of the pushing frame 305 and the movable block 308, gear teeth are formed in the outer wall of the connecting column 309, and the gear teeth of the connecting column 309 are meshed with the tooth grooves of the pushing frame 305 and the movable block 308.

This kind of muscle draw gear for bone surgery, the push frame 305 displacement of being convenient for drives spliced pole 309 and rotates, and spliced pole 309 rotates and drives movable block 308 and carry out the displacement.

The utility model discloses a theory of operation is: firstly, when the rotating roller 102 is rotated, the pushing plate 205 is pushed downwards, the pushing plate 205 is displaced to drive the movable screw rod 206 to displace, the movable screw rod 206 is displaced to drive the first gear 208 to rotate, the first gear 208 is rotated to drive the second gear 209 to rotate, the second gear 209 is rotated to drive the fixed screw rod 210 to rotate, the fixed screw rod 210 is rotated to drive the fixed block 211 to displace, the fixed block 211 is displaced out of the fixed groove 202, the fixing of the rotating column 201 is cancelled, the rotating disc 203 is rotated to drive the rotating column 201 to rotate, the rotating column 201 is rotated to drive the rotating roller 102 to rotate, after the completion, the pushing plate 205 is loosened, the pushing plate 205 is reset under the elastic force of the connecting spring 207, the fixed block 211 is driven to displace into the fixed groove 202, the rotating column 201 is fixed, the rotating roller 102 is fixed, and the rotating roller 102 is conveniently and rapidly fixed after rotating, when installing the towing hook 303, push the pushing frame 305 downwards, pushing the pushing frame 305 to move and driving the connecting column 309 to rotate, the connecting column 309 rotates and drives the movable block 308 to move, the movable block 308 moves and separates from the limiting block 307, the connecting block 302 is inserted into the connecting groove 306 until the limiting block 307 moves and enters the clamping groove 304 under the elastic action of the limiting spring 310, the pushing frame 305 is loosened, the pushing frame 305 is reset under the elastic action of the reset spring 311, the movable block 308 is driven to contact with the limiting block 307, the limiting block 307 is fixed, the towing hook 303 is installed, when the towing hook 303 is removed, the pushing frame 305 is pushed to move and drive the movable block 308 to separate from the limiting block 307, the fixing of the connecting block 302 is cancelled, the towing hook 303 is removed, and the towing hook 303 is convenient to be quickly installed and removed.

The above-mentioned, 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

1. A muscle traction device for use in bone surgery, comprising:

the steel wire rope winding machine comprises a main body (1), wherein the main body (1) comprises an installation box (101), the inner wall of the installation box (101) is connected with a rotating roller (102), and the outer wall of the rotating roller (102) is provided with a steel wire (103);

the fixing mechanism (2) comprises a rotating column (201) located at the top end of a rotating roller (102), the top end of the rotating column (201) is fixedly connected with a rotating disc (203), a fixing groove (202) is formed in the outer wall of the rotating column (201), the top end of the rotating disc (203) is connected with a movable rod (204) in a sliding mode, the top end of the movable rod (204) is fixedly connected with a pushing plate (205), the bottom end of the pushing plate (205) is connected with a movable lead screw (206), the outer wall of the movable lead screw (206) is connected with a first gear (208), the outer wall of the first gear (208) is connected with a second gear (209), one end of the second gear (209) is connected with a fixed lead screw (210), and the outer wall of the fixed lead screw (210) is connected with a fixing block (211);

installation mechanism (3), installation mechanism (3) is including mount pad (301) that is located steel wire line (103) one end, the one end of mount pad (301) is connected with connecting block (302), the one end of connecting block (302) is connected with pulls hook (303), the outer wall of connecting block (302) is provided with draw-in groove (304), the outer wall connection of mount pad (301) has propelling movement frame (305), the one end of mount pad (301) is provided with spread groove (306), the inner wall connection of spread groove (306) has stopper (307), the top of stopper (307) is connected with movable block (308), the outer wall connection of movable block (308) has spliced pole (309), the outer wall of spliced pole (309) links to each other with the outer wall that pushes away frame (305).

2. A muscle traction device for orthopaedic operations, according to claim 1, characterized in that said anchoring means (2) also comprise a connection spring (207) between the pushing plate (205) and the mounting box (101).

3. The muscle traction device for orthopedic surgery according to claim 1, characterized in that the mounting mechanism (3) further comprises a limiting spring (310) between the limiting block (307) and the mounting base (301), and a return spring (311) is connected between the pushing frame (305) and the mounting base (301).

4. The muscle traction device for orthopedic surgery according to claim 1, characterized in that the outer wall of the fixing block (211) is attached to the inner wall of the fixing groove (202), the inner wall of the fixing block (211) is provided with internal threads, and the external threads of the fixing screw (210) are attached to the internal threads of the fixing block (211).

5. A muscle traction device for orthopedic surgery according to claim 1, characterized in that the inner wall of the rotating disc (203) is attached to the outer wall of the movable rod (204), the teeth of the second gear (209) are engaged with the teeth grooves of the first gear (208), the inner wall of the first gear (208) is provided with internal threads, and the external threads of the movable screw rod (206) are attached to the internal threads of the first gear (208).

6. The muscle traction device for orthopedic surgery according to claim 1, characterized in that the outer wall of the connecting block (302) is attached to the inner wall of the connecting groove (306), the inner wall of the locking groove (304) is attached to the outer wall of the limiting block (307), and one end of the limiting block (307) is a round surface.

7. Muscle traction device for orthopaedic surgery according to claim 1, characterized in that the external walls of said pushing frame (305) and movable block (308) are provided with tooth sockets, the external wall of said connecting column (309) is provided with tooth sockets, the tooth sockets of said connecting column (309) mesh with the tooth sockets of pushing frame (305) and movable block (308).