CN111938802A

CN111938802A - Make things convenient for medical nail ware of getting of orthopedics of centre gripping

Info

Publication number: CN111938802A
Application number: CN202010840477.6A
Authority: CN
Inventors: 王铁军; 赵星宇; 彭涛
Original assignee: Jilin University
Current assignee: Jilin University
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2020-11-17
Anticipated expiration: 2040-08-20
Also published as: CN111938802B

Abstract

The invention relates to the technical field of medical treatment, and discloses an orthopedic medical nail extractor convenient for clamping, which comprises a nail extractor main body, wherein a handle is movably arranged inside the nail extractor main body and positioned at the top end, a bearing spring is fixedly connected to the inner side of the handle, a bearing block is arranged on the outer side of the bearing spring, one end, far away from the handle, of the bearing block is movably connected with an axis, a shaft lever is movably connected to the outer side of the axis, one end of a connecting rod is movably connected to the outer side of the shaft lever, a triangular cone magnet is fixedly connected to the other end of the connecting rod, a pressing spring is movably connected to the inner side of the axis, this make things convenient for medical nail ware of getting of orthopedics of centre gripping, through the circular telegram of triangle awl magnet and produce the electromagnetism nature, triangle awl magnet then adsorbs each other with the electromagnetism strip, guarantees the stability to medical screw centre gripping, avoids the violent of centre gripping in-process structure to reset.

Description

Make things convenient for medical nail ware of getting of orthopedics of centre gripping

Technical Field

The invention relates to the technical field of medical treatment, in particular to a medical nail extractor convenient for clamping in orthopedics.

Background

Medical screw is the internal fixation ware that is used for fracture position to fix, because of the type difference of medical screw, lead to the cross recess of medical screw head department the size also different, when medical personnel used traditional medical screw extractor, medical personnel need select with medical screw cross recess assorted extractor, with this take out the screw from patient's is internal, can know from the aforesaid, when medical personnel need take out the screw of different grade type size, at this moment, medical personnel need carry the extractor of most volume different grade type, the convenience that medical personnel carried medical instrument has greatly been influenced, and simultaneously, the tradition is got nail equipment mechanical structure complicacy, the noise is too big when getting the nail, medical personnel and sick mood has seriously been influenced, therefore, we have proposed a convenient orthopedic medical nail extractor of centre gripping.

Disclosure of Invention

Technical scheme

In order to solve the above problems, the present invention provides the following technical solutions: the utility model provides a make things convenient for medical nail ware of getting of orthopedics of centre gripping, includes gets the nail ware main part, it has the handle just to be located top swing joint to get the inside of nail ware main part, the spring is accepted to the inboard fixedly connected with of handle, the outside of accepting the spring is provided with the piece that accepts, the one end swing joint who keeps away from the handle of piece that accepts has the axle center, the outside swing joint in axle center has the axostylus axostyle, the outside swing joint in axostylus axostyle has the one end of connecting rod, the other end fixedly connected with triangular pyramid magnet of connecting rod, the inboard swing joint in axle center has the.

Preferably, the inner side of the spring base is movably connected with a return spring.

Preferably, one end of the pressing spring, which is far away from the axis, is fixedly connected with a trigger switch main body.

Preferably, the switch head is fixedly connected to the outer side of the trigger switch main body.

Preferably, a trigger switch wire is fixedly connected to the outer side of the trigger switch main body.

Preferably, a movable clamping rod is lapped on the outer side of the triangular cone magnet.

Preferably, the inner side of the movable clamping rod is movably connected with a buffer spring.

Preferably, the inner side of the movable clamping rod is fixedly provided with an electric magnetic strip.

Advantageous effects

Compared with the prior art, the invention provides the medical orthopedic nail extractor convenient to clamp, which has the following beneficial effects:

1. this make things convenient for medical nail ware of getting of orthopedics of centre gripping, handle through handheld nail ware main part top of getting, press downwards immediately, the handle presses immediately and moves the bearing piece and axle center, the axle center pushes down then, the axostylus axostyle that drives its both ends and connect pushes down thereupon, the axostylus axostyle drives the connecting rod then and pushes down in step with the triangular pyramid magnet of being connected with it, the lapped activity supporting rod with it is pressed then to triangular pyramid magnet, the activity supporting rod top is strutted then, the bottom is then drawn close the centre gripping relatively, carry out the centre gripping to the medical screw that its bottom was placed, the purpose of the medical screw of centre gripping has been realized, high.

2. This make things convenient for medical nail ware of getting of orthopedics of centre gripping, through the pushing down of axle center, drive the pressing spring that its inboard is connected immediately and push down thereupon, the pressing spring pushes trigger switch main part then, two sets of switch heads and trigger switch silk that its inside set up are together butted immediately, the trigger switch main part is together butted immediately, get the inside circular telegram of nail ware main part, the circular telegram of triangular pyramid magnet then produces the electromagnetism, the triangular pyramid magnet then adsorbs each other with the electromagnetism strip, guarantee the stability to medical screw centre gripping, avoid the violent reset of centre gripping in-process structure spare.

Drawings

FIG. 1 is a schematic view of the connection structure of the nail extractor main body according to the present invention;

FIG. 2 is a schematic view of a connection structure of the receiving block of the present invention;

FIG. 3 is a schematic view of the connection structure of the trigger switch main body according to the present invention;

FIG. 4 is an enlarged view of the area A in FIG. 3 according to the present invention;

FIG. 5 is a schematic view of the movable clamping rod connection structure of the present invention;

FIG. 6 is a schematic view of the movable clamping rod of FIG. 5 in a clamping state according to the present invention.

In the figure: 1. a nail extractor body; 2. a grip; 3. a receiving spring; 4. a bearing block; 5. an axis; 6. a shaft lever; 7. a connecting rod; 8. a triangular pyramid magnet; 9. a pressing spring; 10. a spring base; 11. a return spring; 12. a trigger switch main body; 13. a switch head; 14. triggering a switch wire; 15. a movable clamping rod; 16. a buffer spring; 17. an electric magnetic strip.

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.

Please refer to fig. 1 to 6, a medical nail extractor for orthopedics convenient for clamping comprises a nail extractor main body 1, a handle 2 is movably mounted inside the nail extractor main body 1 and located at the top end, a receiving spring 3 is fixedly connected to the inner side of the handle 2, a receiving block 4 is arranged on the outer side of the receiving spring 3, one end of the receiving block 4 far away from the handle 2 is movably connected with an axle center 5, the outer side of the axle center 5 is movably connected with an axle rod 6, the outer side of the axle rod 6 is movably connected with one end of a connecting rod 7, the other end of the connecting rod 7 is fixedly connected with a triangular cone magnet 8, the inner side of the axle center 5 is movably connected with a pressing spring 9, and the inner side.

The pressing spring 9 connected with the inner side of the shaft center 5 is driven to press downwards, the pressing spring 9 presses the trigger switch main body 12, two groups of switch heads 13 and trigger switch wires 14 arranged in the trigger switch main body are abutted together immediately, the trigger switch main body 12 is abutted together immediately, the nail taking device main body 1 is electrified, the triangular cone magnet 8 is electrified to generate electromagnetism, the triangular cone magnet 8 is adsorbed with the electromagnetic strip 17, the stability of clamping the medical screw is guaranteed, and sudden resetting of a structural part in the clamping process is avoided.

The inner side of the spring base 10 is movably connected with a return spring 11, one end of the pressing spring 9, which is far away from the axle center 5, is fixedly connected with a trigger switch main body 12, the outer side of the trigger switch main body 12 is fixedly connected with a switch head 13, and the outer side of the trigger switch main body 12 is fixedly connected with a trigger switch wire 14; get handle 2 of nail ware main part 1 top through handheld, press downwards immediately, handle 2 presses immediately and moves bearing block 4 and axle center 5, axle center 5 pushes down then, it pushes down with it to drive axostylus axostyle 6 that its both ends are connected, axostylus axostyle 6 drives connecting rod 7 then and the triangle awl magnet 8 of being connected with it and pushes down in step, triangle awl magnet 8 then presses and moves lapped activity supporting rod 15 with it, the 15 tops of activity supporting rod are then strutted, the bottom is then drawn close the centre gripping relatively, carry out the centre gripping to the medical screw that its bottom was placed, the purpose of centre gripping medical screw has been realized, high durability and convenient use.

The outside overlap joint of triangle awl magnet 8 has movable clamping rod 15, and the inboard swing joint of movable clamping rod 15 has buffer spring 16, and the inboard fixed mounting of movable clamping rod 15 has electric magnetic stripe 17.

The working principle is as follows: when the medical screw extractor is used, a medical worker holds the handle 2 above the screw extractor main body 1 by hand and then presses downwards, the handle 2 presses the bearing block 4 and the shaft center 5, the shaft center 5 is pressed downwards to drive the shaft rods 6 connected with the two ends of the shaft rods to press downwards, the shaft rods 6 drive the connecting rods 7 and the triangular cone magnets 8 connected with the connecting rods to synchronously press downwards (at the moment, the triangular cone magnets 8 are not electrified to generate magnetism and are common iron blocks), the triangular cone magnets 8 press the movable clamping rods 15 connected with the movable clamping rods, the top ends of the movable clamping rods 15 are opened, the bottom ends of the movable clamping rods are relatively closed to clamp (see fig. 6), and medical screws placed at the bottom ends of the movable clamping rods are clamped; meanwhile, based on the downward pressing of the shaft center 5, the pressing spring 9 connected with the inner side of the shaft center is immediately driven to be pressed downwards, the pressing spring 9 then presses the trigger switch main body 12, two groups of switch heads 13 and trigger switch wires 14 arranged in the trigger switch main body are immediately abutted together, the trigger switch main body 12 is immediately abutted together, the nail taking device main body 1 is internally electrified, the triangular cone magnet 8 is then electrified to generate electromagnetic property, the triangular cone magnet 8 is then mutually adsorbed with the electromagnetic strip 17, the stability of clamping the medical screw is guaranteed, and the rapid resetting of a structural part in the clamping process is avoided.

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 make things convenient for medical nail ware of getting of orthopedics of centre gripping, includes and gets nail ware main part (1), its characterized in that: get the inside of nail ware main part (1) and be located top movable mounting and have handle (2), the inboard fixedly connected with of handle (2) accepts spring (3), the outside of accepting spring (3) is provided with and accepts piece (4), the one end swing joint that handle (2) were kept away from in accepting piece (4) has axle center (5), the outside swing joint of axle center (5) has axostylus axostyle (6), the outside swing joint of axostylus axostyle (6) has the one end of connecting rod (7), the other end fixedly connected with triangle awl magnet (8) of connecting rod (7), the inboard swing joint of axle center (5) has pressing spring (9), the inboard fixedly connected with spring base (10) of axostylus axostyle (6).

2. The medical orthopedic nail extractor convenient to clamp as claimed in claim 1, wherein: the inner side of the spring base (10) is movably connected with a return spring (11).

3. The medical orthopedic nail extractor convenient to clamp as claimed in claim 1, wherein: one end of the pressing spring (9) far away from the axle center (5) is fixedly connected with a trigger switch main body (12).

4. The medical orthopedic nail extractor convenient to clamp as claimed in claim 3, wherein: the outer side of the trigger switch main body (12) is fixedly connected with a switch head (13).

5. The medical orthopedic nail extractor convenient to clamp as claimed in claim 3, wherein: the outer side of the trigger switch main body (12) is fixedly connected with a trigger switch wire (14).

6. The medical orthopedic nail extractor convenient to clamp as claimed in claim 1, wherein: the outer side of the triangular pyramid magnet (8) is lapped with a movable clamping rod (15).

7. The medical orthopedic nail extractor convenient to clamp as claimed in claim 6, wherein: the inner side of the movable clamping rod (15) is movably connected with a buffer spring (16).

8. The medical orthopedic nail extractor convenient to clamp as claimed in claim 6, wherein: and an electric magnetic strip (17) is fixedly arranged on the inner side of the movable clamping rod (15).