CN213310196U

CN213310196U - Orthopedics arthroscopy downstream in vitro extractor

Info

Publication number: CN213310196U
Application number: CN202021970439.4U
Authority: CN
Inventors: 陈长健
Original assignee: Second Hospital of Dalian Medical University
Current assignee: Second Hospital of Dalian Medical University
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-06-01
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses an orthopedics arthroscope low reaches separation extractor, which comprises a housin, the inside sliding connection of casing has two connecting rods, two the equal fixed mounting in one side that the connecting rod carried on the back mutually has two slide bars, fixed mounting has the clamp plate on the slide bar, two fixed mounting has two compression spring, two between the relative one side of connecting rod the mounting groove has all been seted up to the inside of connecting rod, the inside rotation of mounting groove is connected with the threaded rod, threaded connection has the sleeve on the threaded rod, two the opening that supplies the sleeve to pass is all seted up to one side of connecting rod, two the sleeve passes the equal fixedly connected with clamp of open-ended one end and gets the head, two equal fixed mounting has two guide blocks on the. The utility model relates to the technical field of medical equipment, simple structure, convenient operation has improved the suitability of extractor, is favorable to medical personnel's use.

Description

Orthopedics arthroscopy downstream in vitro extractor

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to an orthopedics arthroscope low reaches separation extractor.

Background

The episome is in the joint such as knee or elbow, and the convex surface of some pressure epiphysis can take place ischemic necrosis, exfoliation under the repeated action of external force, and is free in the joint, is called exfoliative osteochondritis (articular episome), and synovium metaplasia in addition on the episome can form chondrocyte or osteocyte and continue to grow, needs medical pliers to take out when taking out, but opens at the pliers very inconveniently, influences the efficiency of taking out the episome easily, therefore we provide an orthopedics arthroscope low reaches separation extractor.

In the chinese patent application publication specification: (CN210931674U) a disclose orthopedics arthroscope low reaches separation extractor, the side piece is held when using, then presses the depression bar, closes the clamp splice, carries out the centre gripping with the separation through the groove piece simultaneously, improves the centre gripping effect through the concave recess position of groove piece, avoids opening the angle when the centre gripping too big, influences the centre gripping efficiency of separation.

However, the following problems still exist in the practical application of the patent: the device can't adjust length at the in-process that uses, has reduced the suitability of device, needs medical personnel to press the depression bar always at the in-process of centre gripping simultaneously and just can take out the episome, and long-time pressing causes medical personnel to point the ache easily, has also improved medical personnel's the amount of labour, is unfavorable for medical personnel's use, for this reason, we provide an orthopedics arthroscope low reaches separation extractor and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing an orthopedic arthroscopy downstream in vitro extractor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an orthopedics arthroscope downstream in-vitro extractor comprises a shell, wherein two connecting rods are connected inside the shell in a sliding manner, two sliding rods are fixedly mounted on the opposite sides of the two connecting rods, a pressing plate is fixedly mounted on each sliding rod, two compression springs are fixedly mounted between the opposite sides of the two connecting rods, mounting grooves are formed in the two connecting rods, a threaded rod is rotatably connected inside each mounting groove, sleeves are connected to the threaded rod in a threaded manner, openings for the sleeves to penetrate through are formed in one sides of the two connecting rods, clamping heads are fixedly connected to the ends, penetrating through the openings, of the two sleeves, two guide blocks are fixedly mounted on the two sleeves, sliding grooves for the guide blocks to slide are formed in the connecting rods, driven bevel gears are fixedly mounted on the threaded rods, and rotating rods are rotatably connected to the connecting rods, the bull stick extends to the inside one end fixedly connected with initiative bevel gear of mounting groove, driven bevel gear and initiative bevel gear meshing are connected, one side sliding connection of casing has the gag lever post, the gag lever post extends to the inside one end fixed mounting of casing has the limiting plate, one side fixed mounting of limiting plate has two supporting spring, two supporting spring's the other end all with the inner wall fixed connection of casing, one side equidistant that supporting spring was kept away from to the limiting plate is equipped with a plurality of spacing teeth, two one side that the connecting rod is close to the limiting plate all is equipped with the meshing tooth with spacing tooth looks adaptation, the top fixed mounting of limiting plate has the stopper, the top of casing is run through and is seted up and supplies the gliding opening of stopper, the top of casing is rotated and is connected with the spacing hook of using.

Preferably, the top of the pressing plate is fixedly provided with a non-slip mat, and the non-slip mat is made of rubber.

Preferably, a plurality of anti-skid protrusions are integrally formed on the two clamping heads, and the anti-skid protrusions are positioned on the opposite sides of the two clamping heads.

Preferably, two the equal fixed mounting in one end that the bull stick extends to the connecting rod outside has the turning block, the turning block is the disc shape.

Preferably, one end of the limiting rod extending to the outside of the shell is fixedly connected with a pull ring, and an anti-skid leather sheath is sleeved on the pull ring.

Preferably, the material of connecting rod is stainless steel, the connecting rod is the cylinder structure.

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

1. the driving bevel gear is rotated by rotating the rotating rod, the driven bevel gear is rotated by meshing the driving bevel gear with the driven bevel gear, the threaded rod is driven to rotate by the driven bevel gear, the sleeve is limited by the rotation of the threaded rod and the guide block, so that the sleeve moves forwards, the clamping head can be pushed to move forwards by the forward movement of the sleeve, the adjustment of the clamping process length can be realized, and the use of an operator is facilitated.

2. When the in-process clamp of operation is got the head and is held the free body after, stir limit hook upwards and rotate, make limit hook disappear to the spacing power of stopper, utilize supporting spring's elasticity to make the limiting plate slide forward simultaneously, the cooperation through supporting spring and spacing tooth is fixed the removal of connecting rod to avoided long-time pressing to cause the problem of medical personnel's finger aching easily, be favorable to medical personnel's use.

Drawings

FIG. 1 is a schematic view of the main structure of an orthopedic arthroscopic downstream in-vitro extractor provided by the present invention;

FIG. 2 is a schematic view of a cross-sectional structure of the downstream in-vitro extractor of the arthroscope in orthopedics in the front view direction;

fig. 3 is an enlarged view of a structure at a in fig. 2.

In the figure: 1. a housing; 2. a connecting rod; 3. a compression spring; 4. a slide bar; 5. pressing a plate; 6. a non-slip mat; 7. a threaded rod; 8. a sleeve; 9. a guide block; 10. a driven bevel gear; 11. a rotating rod; 12. a driving bevel gear; 13. a gripping head; 14. anti-skid projections; 15. a limiting rod; 16. a pull ring; 17. a limiting plate; 18. a support spring; 19. limiting teeth; 20. meshing teeth; 21. a limiting block; 22. and a limiting hook.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an orthopedic arthroscope downstream in-vitro extractor comprises a shell 1, two connecting rods 2 are slidably connected inside the shell 1, two sliding rods 4 are fixedly mounted on opposite sides of the two connecting rods 2, a pressing plate 5 is fixedly mounted on the sliding rods 4, two compression springs 3 are fixedly mounted between opposite sides of the two connecting rods 2, mounting grooves are formed inside the two connecting rods 2, threaded rods 7 are rotatably connected inside the mounting grooves, sleeves 8 are connected on the threaded rods 7 in a threaded manner, openings for the sleeves 8 to pass through are formed in one sides of the two connecting rods 2, clamping heads 13 are fixedly connected at one ends of the two sleeves 8 passing through the openings, two guide blocks 9 are fixedly mounted on the two sleeves 8, sliding grooves for the guide blocks 9 to slide are formed inside the connecting rods 2, and driven bevel gears 10 are fixedly mounted on the threaded rods 7, connecting rod 2 is last to rotate and to be connected with bull stick 11, bull stick 11 extends to the inside one end fixedly connected with initiative bevel gear 12 of mounting groove, driven bevel gear 10 and the meshing of initiative bevel gear 12 are connected, one side sliding connection of casing 1 has gag lever post 15, gag lever post 15 extends to the inside one end fixed mounting of casing 1 has limiting plate 17, one side fixed mounting of limiting plate 17 has two supporting spring 18, the other end of two supporting spring 18 all with casing 1's inner wall fixed connection, one side that supporting spring 18 was kept away from to limiting plate 17 is equidistant to be equipped with a plurality of spacing teeth 19, one side that two connecting rod 2 are close to limiting plate 17 all is equipped with the meshing tooth 20 with 19 looks adaptations of spacing tooth, the top fixed mounting of limiting plate 17 has stopper 21, the top of casing 1 is run through and is seted up and is supplied the gliding opening of stopper 21, the top of casing.

Wherein, the top fixed mounting of clamp plate 5 has slipmat 6, and slipmat 6 be the rubber material, plays fine anti-skidding effect through slipmat 6, adopts the rubber material to have compliance and the good advantage of elasticity, is favorable to operator's use.

Wherein, the uniform body shaping has a plurality of non-slip raised 14 on two are got head 13, and non-slip raised 14 is located two and gets one side that head 13 is relative, has increased the stability of centre gripping trip body through a plurality of non-slip raised 14.

Wherein, two bull sticks 11 extend to the equal fixed mounting in the outside one end of connecting rod 2 and have the turning block, and the turning block is disc shape, has increased the stress point of bull stick 11 through the turning block, makes the rotation of bull stick 11 more convenient.

Wherein, the gag lever post 15 extends to the outside one end fixedly connected with pull ring 16 of casing 1, and the cover is equipped with anti-skidding leather sheath on the pull ring 16, is convenient for control gag lever post 15's slip through pulling pull ring 16.

Wherein, the material of connecting rod 2 is the stainless steel, and connecting rod 2 is the cylinder structure, adopts the stainless steel material to have corrosion-resistant and the high advantage of hardness, has prolonged connecting rod 2's life.

The working principle is as follows: in the utility model, when in use, the driving bevel gear 12 is rotated by rotating the rotating rod 11, the driven bevel gear 10 is rotated by meshing the driving bevel gear 12 and the driven bevel gear 10, the driven bevel gear 10 drives the threaded rod 7 to rotate, the sleeve 8 is limited by the rotation of the threaded rod 7 and the guide block 9, so that the sleeve 8 moves forwards, the clamping head 13 can be pushed to move forwards, the length of the clamping process can be adjusted, and the use of an operator is facilitated;

after the regulation is accomplished, make slide bar 4 slide to the inside of casing 1 through pressing down two clamp plates 5 simultaneously, promote two connecting rod 2 relative movement, make compression spring 3 compression, press from both sides through connecting rod 2 and get head 13 relative movement, press from both sides head 13 and can carry out the centre gripping to the episome and take out through pressing from both sides, press from both sides head 13 and clip the episome back when the in-process of operation, stir spacing hook 22 and upwards rotate, make spacing hook 22 disappear to the spacing power of stopper 21, utilize supporting spring 18's elasticity to make limiting plate 17 slide forward simultaneously, the cooperation through supporting spring 18 and spacing tooth 19 is fixed connecting rod 2's removal, thereby avoided long-time pressing to cause the problem that medical personnel pointed the aching easily, be favorable to medical personnel's use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The orthopedics arthroscope downstream in-vitro extractor comprises a shell (1) and is characterized in that two connecting rods (2) are connected to the shell (1) in a sliding mode, two sliding rods (4) are fixedly mounted on one sides of the two opposite sides of the two connecting rods (2), a pressing plate (5) is fixedly mounted on each sliding rod (4), two compression springs (3) are fixedly mounted between the two opposite sides of the two connecting rods (2), mounting grooves are formed in the two connecting rods (2), a threaded rod (7) is rotatably connected to the inside of each mounting groove, sleeves (8) are connected to the threaded rod (7) in a threaded mode, openings for the sleeves (8) to penetrate through are formed in one sides of the two connecting rods (2), clamping heads (13) are fixedly connected to the ends, through which the openings penetrate through, of the two sleeves (8), and two guide blocks (9) are fixedly mounted on the two sleeves (8), the gliding spout of confession guide block (9) is seted up to the inside of connecting rod (2), fixed mounting has driven bevel gear (10) on threaded rod (7), it is connected with bull stick (11) to rotate on connecting rod (2), bull stick (11) extend to the inside one end fixedly connected with initiative bevel gear (12) of mounting groove, driven bevel gear (10) and initiative bevel gear (12) meshing are connected, one side sliding connection of casing (1) has gag lever post (15), the one end fixed mounting that gag lever post (15) extend to casing (1) inside has limiting plate (17), one side fixed mounting of limiting plate (17) has two supporting spring (18), two the other end of supporting spring (18) all with the inner wall fixed connection of casing (1), one side that supporting spring (18) were kept away from to limiting plate (17) is equipped with a plurality of spacing tooth (19) at the same interval, two one side that connecting rod (2) are close to limiting plate (17) all is equipped with meshing tooth (20) with spacing tooth (19) looks adaptation, the top fixed mounting of limiting plate (17) has stopper (21), the top of casing (1) is run through and is seted up and supply gliding opening of stopper (21), the top of casing (1) is rotated and is connected with spacing hook (22) that use with stopper (21) cooperation.

2. The orthopedic arthroscopic downstream extracorporeal extractor according to claim 1, wherein the top of the pressure plate (5) is fixedly provided with a non-slip pad (6), and the non-slip pad (6) is made of rubber.

3. An orthopedic arthroscopic downstream extracorporeal extractor according to claim 1, characterised in that the two grasping heads (13) are integrally formed with a plurality of anti-slip projections (14), the anti-slip projections (14) being located on opposite sides of the two grasping heads (13).

4. The orthopedic arthroscopic downstream extracorporeal extractor according to claim 1, wherein the ends of the two rotating rods (11) extending to the outside of the connecting rod (2) are fixedly provided with rotating blocks, and the rotating blocks are in the shape of a circular disc.

5. The orthopedic arthroscopic downstream extracorporeal extractor according to claim 1, wherein one end of the limiting rod (15) extending to the outside of the shell (1) is fixedly connected with a pull ring (16), and an anti-skid leather sheath is sleeved on the pull ring (16).

6. The orthopedic arthroscopic downstream extracorporeal extractor according to claim 1, wherein the connecting rod (2) is made of stainless steel, and the connecting rod (2) is of a cylindrical structure.