CN214907444U

CN214907444U - Retractor for neurosurgery

Info

Publication number: CN214907444U
Application number: CN202120416415.2U
Authority: CN
Inventors: 唐楠; 李俊俊
Original assignee: Tongji Medical College of Huazhong University of Science and Technology
Current assignee: Tongji Medical College of Huazhong University of Science and Technology
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-11-30
Anticipated expiration: 2031-02-23

Abstract

The utility model discloses a retractor for neurosurgery, including crooked frame, one side fixedly connected with mobile jib of crooked frame, the one end of mobile jib is pegged graft and is had the assistance pole, one side threaded connection of mobile jib has the bolt, assist one side set up threaded hole of pole, the one end swing joint of assisting the pole has the spring beam, the one end swing joint of spring beam has the connecting rod. This retractor for neurosurgery, setting through mobile jib and assistance pole, can adjust the mobile jib and the length of assisting between the pole, thereby make the device reach the required device length of medical personnel, increase feeling of device, reduce the operation risk, improve the success rate of operation, setting through spring beam and connecting rod, can use the device to draw back when handling to lead out positions such as skull in the operation process, reduce the improper harm that causes the operation position of medical personnel application of force, the spring beam can increase device certain elasticity itself, reduce hardness, slow down the damage.

Description

Retractor for neurosurgery

Technical Field

The utility model relates to a neurosurgery technical field specifically is a retractor for neurosurgery.

Background

The retractor is also called a draw hook, is used for retracting tissues, exposes the range needing operation, is convenient to explore and operate, can be divided into a handheld draw hook and an automatic draw hook, has specifications of various shapes and sizes, and can select a proper draw hook according to the operation requirement.

The existing retractor for neurosurgery is mostly simple to assemble, the clamp ends of the retractor are fixed and can not rotate freely, the clamp heads can be opened and closed along with the clamp rods, when the clamp rods are opened to a certain angle, two tooth buckles of the clamp heads can not be in a parallel state, so that the retracting part is stressed unevenly, and damage is easily caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a retractor for neurosurgery, which solves the problem of the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a retractor for neurosurgery, includes crooked frame, one side fixedly connected with mobile jib of crooked frame, the one end of mobile jib is pegged graft there is the assistance pole, one side threaded connection of mobile jib has the bolt, assist one side set up threaded hole of pole, the one end swing joint of assistance pole has the spring beam, the one end swing joint of spring beam has the connecting rod, the one end fixedly connected with connecting block of connecting rod.

Optionally, the middle part of the connecting block is fixedly connected with a rotating shaft, and one side of the connecting block is fixedly connected with a supporting rod.

Optionally, one side of the supporting rod is movably connected with a clamp rod, and one side of the clamp rod is fixedly connected with a tooth buckle.

Optionally, the other side of the bending frame is movably connected with a connecting frame through a first stopcock, and one end of the bending frame is movably connected with a second stopcock.

Optionally, one side threaded connection of link has the threaded rod, the one end fixedly connected with of threaded rod changes the handle.

Optionally, the surfaces of the connecting frame and the rotating handle are fixedly connected with anti-skid layers.

(III) advantageous effects

The utility model provides a retractor for neurosurgery possesses following beneficial effect:

the retractor for neurosurgery can adjust the length between the main rod and the auxiliary rod through the arrangement of the main rod and the auxiliary rod, thereby leading the device to reach the length of the device required by medical personnel, increasing the hand feeling of the device, reducing the operation risk and improving the success rate of the operation, when the device is used for retracting and treating retracted parts such as brains and the like in the operation process through the arrangement of the spring rod and the connecting rod, reducing the damage to the operation parts caused by improper operation force application of the medical personnel, increasing certain elasticity of the device by the spring rod, reducing hardness and slowing down the injury, improving the free mobility of the device when the device is used through the arrangement of the rotating shaft and the supporting rod, leading the device to be more smooth to use and improving the success rate of the operation, leading the clamp rod with the tooth buckle to be movably connected with the supporting rod, leading the clamp rod to freely rotate, leading the tooth buckle to evenly apply force when the operation parts are propped up, reduce the operation risk, through the setting of link and threaded rod, the one end of threaded rod and the one end swing joint of crooked frame, when rotating the threaded rod, the threaded rod removes, and the crooked frame atress of threaded rod one end rotates around first stopcock, makes the one end of crooked frame open closed to make the tooth detain can prop up the position that required was led out.

Drawings

FIG. 1 is a perspective view of the retractor for neurosurgery of the present invention;

FIG. 2 is a perspective view of the connecting rod structure of the present invention;

fig. 3 is a schematic sectional view of the clamp bar of the present invention.

In the figure: 1. a bending frame; 2. a main rod; 3. an auxiliary rod; 4. a bolt; 5. a threaded hole; 6. a spring lever; 7. a connecting rod; 8. connecting blocks; 9. a rotating shaft; 10. a support bar; 11. a clamp lever; 12. tooth buckling; 13. A first stopcock; 14. a connecting frame; 15. a second stopcock; 16. a threaded rod; 17. turning a handle; 18. and an anti-slip layer.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a retractor for neurosurgery comprises a bending frame 1, one side of the bending frame 1 is fixedly connected with a main rod 2, one end of the main rod 2 is inserted with an auxiliary rod 3, the length between the main rod 2 and the auxiliary rod 3 can be adjusted through the arrangement of the main rod 2 and the auxiliary rod 3, so that the length of the device required by medical personnel is reached, the hand feeling of the device is increased, the operation risk is reduced, the success rate of the operation is improved, one side of the main rod 2 is in threaded connection with a bolt 4, one side of the auxiliary rod 3 is provided with a threaded hole 5, one end of the auxiliary rod 3 is movably connected with a spring rod 6, one end of the spring rod 6 is movably connected with a connecting rod 7, through the arrangement of the spring rod 6 and the connecting rod 7, when the device is used for retracting and processing retracting parts such as brains and the like in the operation process, the damage of the surgical parts caused by improper force application of the medical personnel is reduced, the spring rod 6 can increase certain elasticity of the device, the hardness is reduced, the damage is reduced, one end of the connecting rod 7 is fixedly connected with a connecting block 8, the middle part of the connecting block 8 is fixedly connected with a rotating shaft 9, one side of the connecting block 8 is fixedly connected with a supporting rod 10, the free mobility of the device can be improved when the device is used through the arrangement of the rotating shaft 9 and the supporting rod 10, the use of the device is more convenient, the success rate of operation is improved, a clamp rod 11 with a tooth buckle 12 is movably connected with the supporting rod 10, the clamp rod 11 can freely rotate, the force application is uniform when the tooth buckle props up an operation part, the operation risk is reduced, one side of the supporting rod 10 is movably connected with the clamp rod 11, one side of the clamp rod 11 is fixedly connected with the tooth buckle 12, the other side of the bending frame 1 is movably connected with a connecting frame 14 through a first movable bolt 13, one end of the bending frame 1 is movably connected with a second movable bolt 15, one side of the connecting frame 14 is in threaded connection with a threaded rod 16, through the setting of link 14 and threaded rod 16, the one end of threaded rod 16 and the one end swing joint of crooked frame 1, when rotating threaded rod 16, threaded rod 16 removes, and crooked frame 1 atress of threaded rod 16 one end rotates around first stopcock 13, makes the one end of crooked frame 1 open the closure to make tooth buckle 12 can prop the position that the needs were led out, the one end fixedly connected with of threaded rod 16 changes 17, link 14 with change the equal fixedly connected with skid resistant course 18 in surface of 17.

The utility model discloses in, the device's working procedure as follows:

1. the matching work of the main rod 2 and the auxiliary rod 3 can adjust the length between the main rod 2 and the auxiliary rod 3, so that the device reaches the length required by medical personnel, the hand feeling of the device is increased, the surgical risk is reduced, and the success rate of surgery is improved;

2. the matching work of the spring rod 6 and the connecting rod 7 can reduce the damage of medical personnel to the operation part caused by improper force application during the operation when the device is used for retracting the retraction parts such as the skull and the like, and the spring rod 6 can increase certain elasticity of the device, reduce the hardness and slow down the injury;

3. the matching work of the rotating shaft 9 and the supporting rod 10 can improve the free mobility of the device when the device is used, so that the device is used more smoothly, the success rate of the operation is improved, the clamp rod 11 with the tooth buckle 12 is movably connected with the supporting rod 10, the clamp rod 11 can rotate freely, the force application is uniform when the tooth buckle props up the operation part, and the operation risk is reduced;

4. the connecting frame 14 and the threaded rod 16 work in a matched mode, one end of the threaded rod 16 is movably connected with one end of the bending frame 1, when the threaded rod 16 is rotated, the threaded rod 16 moves, the bending frame 1 at one end of the threaded rod 16 rotates around the first movable bolt 13 in a stressed mode, one end of the bending frame 1 is opened and closed, and therefore the tooth buckle 12 can support a part needing to be retracted.

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. A retractor for neurosurgery, comprising a curved frame (1), characterized in that: one side fixedly connected with mobile jib (2) of crooked frame (1), the one end of mobile jib (2) is pegged graft and is had assistance pole (3), one side threaded connection of mobile jib (2) has bolt (4), one side set up threaded hole (5) of assistance pole (3), the one end swing joint of assisting pole (3) has spring beam (6), the one end swing joint of spring beam (6) has connecting rod (7), the one end fixedly connected with connecting block (8) of connecting rod (7).

2. A neurosurgical retractor according to claim 1, wherein: the middle part fixedly connected with pivot (9) of connecting block (8), one side fixedly connected with bracing piece (10) of connecting block (8).

3. A neurosurgical retractor according to claim 2, wherein: one side of the supporting rod (10) is movably connected with a clamp rod (11), and one side of the clamp rod (11) is fixedly connected with a tooth buckle (12).

4. A neurosurgical retractor according to claim 1, wherein: the other side of the bending frame (1) is movably connected with a connecting frame (14) through a first movable bolt (13), and one end of the bending frame (1) is movably connected with a second movable bolt (15).

5. A neurosurgical retractor according to claim 4, wherein: one side threaded connection of link (14) has threaded rod (16), the one end fixedly connected with of threaded rod (16) changes handle (17).

6. A neurosurgical retractor according to claim 4, wherein: the surfaces of the connecting frame (14) and the rotating handle (17) are fixedly connected with anti-skid layers (18).