CN213283136U

CN213283136U - Incision retractor for orthopedic surgery

Info

Publication number: CN213283136U
Application number: CN202021680779.3U
Authority: CN
Inventors: 张鸣
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-05-28
Anticipated expiration: 2030-08-13

Abstract

The utility model relates to the technical field of medical equipment, concretely relates to incision retractor for bone surgery, including fixed module, fixed module sliding connection has the module of leading out, it includes two boards of leading out, two to lead out the module the spread groove has all been seted up at the both ends of leading out the board relative plane, the spread groove rotates and is connected with the curb plate, the curb plate top surface corresponds the equal fixedly connected with connecting axle of spread groove position department with the bottom surface. The utility model discloses in, rotate through the spread groove and be connected with the curb plate, it all has great area of contact with the incision to pull the board, avoid causing the damage to the incision, torsion spring can make the curb plate keep opening, when pulling pulls the board, the curb plate can rotate under notched effect, the curb plate causes the injury to the incision when avoiding strutting the incision, there is the connecting rod through connecting block sliding connection, press down the sliding block and can part connecting rod and connecting block, the convenience is disinfected to the retractor, also can more renew pull the board, and convenient to use.

Description

Incision retractor for orthopedic surgery

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to incision retractor is used in bone surgery.

Background

Orthopedics is a subject of medicine, and is specialized in studying the anatomy, physiology and pathology of the skeletal muscle system, maintaining and developing the normal morphology and function of the system using drugs, surgery and physical methods, and treating injuries and diseases of the system. The incision retractor is used for retracting tissues in an operation, exposing a range needing the operation, and facilitating exploration and operation, has specifications of various shapes and sizes, and can be selected according to the operation requirement.

The existing incision retractor generally has two types, namely a round disposable incision protection fixed retractor and a draw hook, and the disposable retractor can be completely attached to an incision to enable the incision to be round, so that the injury to the incision can be avoided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problem, an object of the utility model is to provide an incision retractor for orthopedic surgery rotates through the spread groove and is connected with the curb plate, and the board of pulling off all has great area of contact with the incision with the curb plate, avoids causing the damage to the incision, and torsion spring can make the curb plate keep opening, and when the board was pulled off in the pulling, the curb plate can rotate under notched effect, and the curb plate caused the injury to the incision when avoiding strutting the incision.

The purpose of the utility model can be realized by the following technical scheme:

an incision retractor for orthopedic surgery comprises a fixed module, wherein the fixed module is connected with a retraction module in a sliding manner, the retraction module comprises two retraction plates, connecting grooves are formed in two ends of opposite surfaces of the two retraction plates, the connecting grooves are connected with side plates in a rotating manner, the retraction plates and the side plates can be placed into an incision to open the incision, connecting shafts are fixedly connected to positions, corresponding to the connecting grooves, of the top surfaces and the bottom surfaces of the side plates, rotating shaft grooves are formed in positions, corresponding to the connecting shafts, of the top surfaces and the bottom surfaces of the connecting grooves, the rotating shaft grooves are connected with the corresponding connecting shafts in a rotating manner, the side plates can rotate by taking the connecting shafts as centers, torsion springs are arranged between the rotating shaft grooves and the connecting shafts, and;

the connecting device comprises a connecting plate and a connecting rod, wherein the two ends of the top surface of the retracting plate are fixedly connected with connecting blocks, the connecting block is connected with the connecting rod in a sliding manner, one end, located on the connecting block, of the top surface of the connecting rod is provided with a fixed groove, the bottom surface of the fixed groove is fixedly connected with two reset springs, two reset springs are fixedly connected with clamping blocks, the clamping blocks are connected with the fixed groove in a sliding manner, the connecting blocks can be clamped into the clamping grooves under the action of the reset springs, the connecting rod and the connecting block are mutually fixed, the connecting rod can be pulled to drive the retracting plate to move to open an incision, the top surface of the connecting block is provided with a limiting groove, the limiting groove is connected with a sliding block in a sliding.

Further, the method comprises the following steps: the fixed module comprises a fixed frame, two sliding grooves and four sliding grooves are formed in two side faces of the fixed frame and are respectively connected with four connecting rods in a sliding mode, two connecting rods which are located on the same side of the retractor plate are located on one end fixedly connected with pull rods outside the fixed frame, the pull rods conveniently pull the connecting rods, the top surface of the fixed frame is respectively connected with four screws in a screwing mode corresponding to the four sliding grooves, and the screws can fix the positions of the connecting rods, so that the retractor plate is fixed, an incision is kept open, fastening tapes are fixedly connected to two sides of the fixed frame, corresponding to the sliding grooves, of the bottom surface of the fixed frame, the fastening tapes can fix the retractor on the legs of.

Further, the method comprises the following steps: the equal fixedly connected with stopper in bottom of two sides of sliding block, rectangular groove has all been seted up, two to two sides of spacing groove corresponding stopper rectangular groove respectively with two stopper sliding connection, the stopper can avoid sliding block and connecting block to break away from.

Further, the method comprises the following steps: the length of the reset spring in a natural state is equal to the distance from the bottom surface of the clamping block to the bottom surface of the fixing groove, and the clamping block can be clamped into the clamping groove.

Further, the method comprises the following steps: the cross section profile of the clamping block is the same as the cross section profile of the clamping groove in specification.

Further, the method comprises the following steps: the length of screw is greater than the distance of fixed frame top surface to the connecting rod top surface, guarantees to screw the screw after, the position that the screw can the fixed connection pole.

The utility model has the advantages that:

1. the connecting groove is formed in the retracting plate, the connecting groove is rotatably connected with the side plate, the side plate is fixedly connected with the connecting shaft, the connecting groove is provided with the rotating shaft groove, the rotating shaft groove is rotatably connected with the connecting shaft, a torsion spring is arranged between the rotating shaft groove and the connecting shaft, the retracting plate and the side plate can be placed into a cut during use, then the retracting plate and the side plate can be pulled to open the cut, the retracting plate and the side plate have larger contact areas with the cut, damage to the cut is avoided, the torsion spring can keep the side plate open, when the retracting plate is pulled, the side plate can rotate under the action of the cut, and damage to the cut caused by the side plate when the cut;

2. through leading out board fixedly connected with connecting block, connecting block sliding connection has the connecting rod, the fixed slot has been seted up to the connecting rod, fixed slot fixedly connected with reset spring, reset spring fixedly connected with fixture block, fixture block and fixed slot sliding connection, the draw-in groove has been seted up to the connecting block, the fixture block can block into the draw-in groove under reset spring's effect, with connecting rod and connecting block reciprocal anchorage, at this moment, the pulling connecting rod can drive the board of leading out and remove, thereby prop out the incision, the operation of being convenient for, after the operation, can part connecting rod and connecting block, conveniently disinfect the retractor, the board of leading out that also can renew, convenient to.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the incision retractor for orthopedic surgery of the present invention;

FIG. 2 is a schematic view of a fixed module of the incision retractor for orthopedic surgery according to the present invention;

fig. 3 is a schematic structural view of a retracting module of the incision retractor for orthopedic surgery of the present invention;

fig. 4 is a schematic structural view of a retracting module part of the incision retractor for orthopedic surgery of the present invention.

In the figure: 100. a fixed module; 110. a hook and loop fastener; 120. a fixing frame; 121. a sliding groove; 130. a screw; 200. a retraction module; 210. a side plate; 211. a connecting shaft; 212. a torsion spring; 220. a pull rod; 230. a connecting rod; 231. a clamping block; 232. a return spring; 233. fixing grooves; 240. a retracting plate; 250. connecting blocks; 251. a card slot; 252. a limiting groove; 253. a slider; 254. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, an incision retractor for orthopedic surgery includes a fixed module 100, the fixed module 100 is slidably connected with a retracting module 200, the retracting module 200 includes two retracting plates 240, two ends of opposite surfaces of the two retracting plates 240 are respectively provided with a connecting groove, the connecting grooves are rotatably connected with side plates 210, the retracting plates 240 and the side plates 210 can be placed into incisions to open the incisions, connecting shafts 211 are fixedly connected at positions of top surfaces and bottom surfaces of the side plates 210 corresponding to the connecting grooves, rotating shaft grooves are respectively formed at positions of the top surfaces and the bottom surfaces of the connecting grooves corresponding to the connecting shafts 211 and rotatably connected with the corresponding connecting shafts 211, the side plates 210 can rotate around the connecting shafts 211, torsion springs 212 are arranged between the rotating shaft grooves and the connecting shafts 211, and the torsion springs 212 can keep the side plates 210 open;

both ends of the top surface of the retracting plate 240 are fixedly connected with connecting blocks 250, the connecting blocks 250 are slidably connected with connecting rods 230, one ends, located at the connecting blocks 250, of the top surface of the connecting rods 230 are provided with fixing grooves 233, the bottom surfaces of the fixing grooves 233 are fixedly connected with two return springs 232, the two return springs 232 are fixedly connected with clamping blocks 231, the clamping blocks 231 are slidably connected with the fixing grooves 233, the connecting blocks 250 are provided with clamping grooves 251 corresponding to the clamping blocks 231, the clamping blocks 231 can be clamped into the clamping grooves 251 under the action of the return springs 232, the connecting rods 230 and the connecting blocks 250 are mutually fixed, at the moment, the connecting rods 230 can be pulled to drive the retracting plate 240 to move to open the incisions, the top surface of the connecting blocks 250 is provided with limiting grooves 252, the limiting grooves 252 are slidably connected with sliding blocks 253, the sliding blocks.

Fixed module 100 includes fixed frame 120, two sliding tray 121 have all been seted up to two sides of fixed frame 120, four sliding tray 121 respectively with four connecting rod 230 sliding connection, the one end fixedly connected with pull rod 220 that two connecting rods 230 that lie in the same one side of pulling plate 240 lie in fixed frame 120, pull rod 220 conveniently stimulates connecting rod 230, fixed frame 120 top surface closes soon corresponding four sliding tray 121 respectively and is connected with four screws 130, screw 130 can the position of fixed connection rod 230, thereby fixed pulling plate 240, make the incision keep opening, the equal fixedly connected with thread gluing area 110 in both sides that fixed frame 120 bottom surface corresponds sliding tray 121, thread gluing area 110 can fix the retractor at patient's shank, avoid the retractor to rock.

The equal fixedly connected with stopper 254 in bottom of two sides of sliding block 253, rectangular groove has all been seted up to two sides of spacing groove 252 corresponding stopper 254, two rectangular grooves respectively with two stopper 254 sliding connection, stopper 254 can avoid sliding block 253 and connecting block 250 to break away from. The length of the return spring 232 in the natural state is equal to the distance from the bottom surface of the latch 231 to the bottom surface of the fixing groove 233, so that the latch 231 can be locked into the locking groove 251. The cross-sectional profile of the latch 231 is the same as the cross-sectional profile of the latch groove 251. The length of the screw 130 is greater than the distance from the top surface of the fixing frame 120 to the top surface of the connecting rod 230, so that the screw 130 can fix the position of the connecting rod 230 after the screw 130 is screwed.

When the retractor plate 240 and the side plate 210 are placed into an incision, and the retractor plate 240 is pulled to open the incision, the side plate 210 can rotate around the connecting shaft 211 under the action of the incision, so that the side plate 210 is prevented from damaging the incision, and meanwhile, the side plate 210 can be kept attached to the incision under the action of the torsion spring 212 to open the incision.

The working principle is as follows: when the retractor is used, the connecting rod 230 is inserted into the connecting block 250, the clamping block 231 can be clamped into the clamping groove 251 under the action of the return spring 232, the connecting rod 230 and the connecting block 250 are fixed with each other, so that the connecting rod 230 and the retracting plate 240 are fixed, the retracting plate 240 and the side plate 210 are placed into an incision, then the two hook-and-loop fasteners 110 are adhered and fixed with each other, so that the retractor is fixed with the leg of a patient, then the pull rods 220 at two sides can be pinched, the retracting plate 240 and the side plate 210 are pulled open towards two sides, the incision is opened, after the incision is opened to a proper size, the four screws 130 are screwed, the position of the connecting rod 230 is fixed, then an operation can be performed, after the operation is finished, the four screws 130 are unscrewed, then the retracting plate 240 is moved towards the central position of the fixing frame 120, the two hook-and-loop fasteners 110 are loosened, then the retracting plate 240, the clamping block 231 is pressed out of the clamping groove 251, the connecting rod 230 and the connecting block 250 are separated, the retractor is sterilized, and the new retractor plate 240 can be replaced or the retractor plate 240 can be sterilized.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. An incision retractor for orthopedic surgery comprises a fixed module (100), and is characterized in that the fixed module (100) is slidably connected with a retracting module (200), the retracting module (200) comprises two retracting plates (240), connecting grooves are formed in two ends of opposite surfaces of the two retracting plates (240), the connecting grooves are rotatably connected with side plates (210), connecting shafts (211) are fixedly connected to positions, corresponding to the connecting grooves, of top surfaces and bottom surfaces of the side plates (210), rotating shaft grooves are formed in positions, corresponding to the connecting shafts (211), of the top surfaces and the bottom surfaces of the connecting grooves, the rotating shaft grooves are rotatably connected with the corresponding connecting shafts (211), and torsion springs (212) are arranged between the rotating shaft grooves and the connecting shafts (211);

the traction plate is characterized in that connecting blocks (250) are fixedly connected to two ends of the top surface of the traction plate (240), a connecting rod (230) is slidably connected to the connecting blocks (250), a fixing groove (233) is formed in one end, located on the connecting blocks (250), of the top surface of the connecting rod (230), two return springs (232) are fixedly connected to the bottom surface of the fixing groove (233), two return springs (232) are fixedly connected to a clamping block (231), the clamping block (231) is slidably connected to the fixing groove (233), a clamping groove (251) is formed in the connecting block (250) corresponding to the clamping block (231), a limiting groove (252) is formed in the top surface of the connecting block (250), and a sliding block (.

2. The incision retractor for the orthopedic surgery as claimed in claim 1, wherein the fixing module (100) comprises a fixing frame (120), two sliding grooves (121) are respectively formed in two side surfaces of the fixing frame (120), four sliding grooves (121) are respectively connected with four connecting rods (230) in a sliding manner, a pull rod (220) is fixedly connected to one end, located outside the fixing frame (120), of the two connecting rods (230) located on the same side of the retracting plate (240), the top surface of the fixing frame (120) is respectively connected with four screws (130) in a screwing manner corresponding to the four sliding grooves (121), and hook-and-loop fasteners (110) are respectively fixedly connected to two sides of the bottom surface of the fixing frame (120) corresponding to the sliding grooves (121).

3. The incision retractor for the orthopedic surgery as claimed in claim 1, wherein the bottom of each of the two side surfaces of the sliding block (253) is fixedly connected with a limiting block (254), each of the two side surfaces of the limiting groove (252) is provided with a rectangular groove corresponding to the limiting block (254), and the two rectangular grooves are respectively connected with the two limiting blocks (254) in a sliding manner.

4. An incision retractor for orthopedic surgery as claimed in claim 1, wherein the length of the return spring (232) in a natural state is equal to the distance from the bottom surface of the latch (231) to the bottom surface of the fixing groove (233).

5. An orthopedic incision retractor according to claim 1, wherein the cartridge (231) cross-sectional profile is the same size as the cartridge (251) cross-sectional profile.

6. An incision retractor for bone surgery as in claim 2, wherein the length of the screw (130) is greater than the distance from the top surface of the fixing frame (120) to the top surface of the connecting rod (230).