CN212592316U

CN212592316U - Bone forceps for thoracic surgery

Info

Publication number: CN212592316U
Application number: CN202021792418.8U
Authority: CN
Inventors: 程相方
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-02-26
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses a bone forceps for thoracic surgery, which comprises an arm of force, a handle and a knob, wherein one end of the two arm of force is hinged through the knob, the handle is vertically arranged at the other end of the arm of force and is welded with the arm of force, one side of the handle is provided with an extension handle which is welded with the handle, a locking mechanism is arranged between the two oppositely arranged extension handles, the end of the arm of force is provided with an extension shaft which is welded with the arm of force, one side of the extension shaft is provided with a clamping mechanism which comprises a clamping claw, a locking nut and a clamp, the clamping claw is horizontally arranged at one side of the extension shaft and is welded with the extension shaft, the side surface of the clamping claw is provided with an external thread, the locking nut is embedded and sleeved at one end of the clamping claw and is connected with the clamping claw through the external thread, one end of the clamp is embedded and arranged in the clamping claw, the clamp with, the clamping process can not be loosened, and the doctor can conveniently control the clamp.

Description

Bone forceps for thoracic surgery

Technical Field

The utility model relates to a rongeur technical field specifically says a rongeur for thoracic surgery.

Background

The orthopedic instruments are specialized medical instruments specially used for orthopedic surgery, and are classified into the following parts according to the classification of the State food and drug administration: one, two and three; mainly divided into orthopedic knives, orthopedic scissors, orthopedic forceps, orthopedic hooks, orthopedic needles, orthopedic scrapers, orthopedic cones, orthopedic drills, orthopedic saws, orthopedic chisels, orthopedic files/shovels, orthopedic active instruments and the like according to the use and performance, wherein the number of applications of the forceps is large in clinical operation.

Through search, the utility model with the patent number CN202036279U discloses a bone-holding forceps, which comprises a forceps head consisting of a U-shaped upper forceps head and a U-shaped lower forceps head, and a forceps handle consisting of an upper forceps handle and a lower forceps handle, wherein the upper forceps handle is rotationally connected with the lower forceps handle; the inner surface of the U-shaped upper binding clip is provided with an upper transverse coarse tooth, and the inner surface of the U-shaped lower binding clip is provided with a lower transverse coarse tooth corresponding to the upper transverse coarse tooth.

However, analysis shows that the existing bone forceps for thoracic surgery cannot replace the clamps, the shapes of the broken bones are different, the clamping capacity of the uniform clamps for the broken bones is poor, the broken bones are easy to fall off in the clamping and moving process, the operation of doctors is inconvenient, and meanwhile, the clamping and moving process needs force of the doctors all the time.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above insufficiency, the utility model provides a bone forceps for thoracic surgery operation herein has the anchor clamps that can change different shapes and carries out the centre gripping to the broken bone, and the clamping process can not become flexible, and the doctor of being convenient for controls advantages such as.

The utility model discloses a realize like this, construct a bone forceps for thoracic surgery operation, including the arm of force, handle, knob, the one end of two arm of forces is passed through the knob and is articulated, and the handle is the perpendicular other end that sets up at the arm of force to with the arm of force welding, one side of handle is equipped with the extension handle, and extends handle and handle welding, is equipped with locking mechanism between the extension handle of two relative settings, and the end of the arm of force is equipped with the extension axle, extends axle and the arm of force welding, and fixture is installed to one side of extension axle.

Further, fixture includes the gripper jaw, lock nut and anchor clamps, the gripper jaw is the level setting in the one side of extending the axle to with extend the axle welding, the side of gripper jaw is equipped with the external screw thread, lock nut nested set is in the one end of gripper jaw, and lock nut passes through external screw thread connection with the gripper jaw, the one end embedding of anchor clamps is installed in the inside of gripper jaw, fixture through setting up fixes anchor clamps, can choose for use different anchor clamps according to the broken bone shape, improve centre gripping stability.

Further, locking mechanism includes loop bar, positioning mechanism, and the top of loop bar is equipped with internal thread groove A, and the bottom of loop bar is equipped with internal thread groove B, and positioning mechanism passes through internal thread groove B with the loop bar and is connected, and internal thread groove B's screw inclines towards the inboard, and locking mechanism through setting up is fixed with the handle both ends for garrulous bone centre gripping in-process is more stable, makes things convenient for the doctor to control.

Furthermore, the bone forceps for thoracic surgery have two extension handles, a vertical threaded shaft is arranged at the bottom end of one extension handle and is welded with the extension handle, the threaded shaft is in threaded connection with the internal thread groove A, the other extension handle is welded with the bottom end of the positioning mechanism, and the sleeve rod is fixed through the arranged threaded shaft, so that the bone forceps are convenient to detach.

Further, positioning mechanism includes movable rod, fixture block, spring and mount pad, and two mount pads are the top edge of symmetric distribution at the movable rod to with the movable rod welding, the top of fixture block is articulated with the mount pad, and the lateral wall of movable rod is equipped with the draw-in groove of two symmetric distribution, and the one end embedding of spring sets up in the inside of draw-in groove, and the other end of spring and the inboard welding in bottom of fixture block adjust the interval between two handles and play the fixed action through the positioning mechanism who sets up.

The utility model has the advantages of can change the anchor clamps of different shapes and carry out the centre gripping to the broken bone, the centre gripping in-process can not become flexible, the doctor of being convenient for controls, specifically embody:

the method has the advantages that: fixture includes gripper jaw, lock nut and anchor clamps, and the gripper jaw is the level setting in the one side of extending the axle to with extend the axle welding, the side of gripper jaw is equipped with the external screw thread, lock nut embedded set is in the one end of gripper jaw, and lock nut passes through external threaded connection with the gripper jaw, and the one end embedding of anchor clamps is installed in the inside of gripper jaw, fixes anchor clamps through the fixture that sets up, can choose for use different anchor clamps according to the broken bone shape, improves the centre gripping stability.

The method has the advantages that: locking mechanism includes the loop bar, positioning mechanism, the top of loop bar is equipped with internal thread groove A, the bottom of loop bar is equipped with internal thread groove B, positioning mechanism passes through internal thread groove B with the loop bar and is connected, internal thread groove B's screw thread is inboard slope, locking mechanism through setting up is fixed with the handle both ends, make the broken bone clamping process more stable, make things convenient for the doctor to control, thoracic surgery is with total two extension handles of rongeur, the bottom of one of them extension handle is equipped with the vertically screw shaft, the screw shaft with extend the handle welding, screw shaft and internal thread groove A threaded connection, another extension handle and positioning mechanism's bottom welding, fix the loop bar through the screw shaft that sets up, convenient dismantlement.

The method has the advantages that: positioning mechanism includes movable rod, fixture block, spring and mount pad, and two mount pads are the symmetric distribution at the top edge of movable rod to with the movable rod welding, the top of fixture block is articulated with the mount pad, the lateral wall of movable rod is equipped with the draw-in groove of two symmetric distributions, the one end embedding of spring sets up in the inside of draw-in groove, the other end of spring and the inboard welding in bottom of fixture block, the positioning mechanism who sets up adjusts the interval between two handles and plays the fixed action.

Drawings

FIG. 1 is a schematic structural view of a forceps for thoracic surgery of the present invention;

FIG. 2 is a partially enlarged view of the holding mechanism of the bone forceps for thoracic surgery of the present invention;

FIG. 3 is a partially enlarged view of the locking mechanism of the forceps for thoracic surgery of the present invention;

fig. 4 is a partially enlarged view of the positioning mechanism of the bone forceps for thoracic surgery of the present invention.

Sequence numbers shown in the figures: arm of force 1, knob 11, extension shaft 12, handle 2, extension handle 21, threaded shaft 211, locking mechanism 3, loop bar 31, internal thread groove A311, internal thread groove B312, positioning mechanism 32, movable rod 321, fixture block 322, spring 323, fixture groove 324, mounting seat 325, clamping mechanism 4, clamping jaw 41, external thread 411, lock nut 42 and clamp 43.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings, wherein the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Furthermore, the terms "first," "second," "third," "upper," "lower," "left," "right," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses an improve and provide a bone forceps for thoracic surgery operation here, including the arm of force 1, handle 2, knob 11, the knob 11 is passed through to the one end of two arm of forces 1 articulated, and handle 2 is the perpendicular other end that sets up at the arm of force 1 to with the 1 welding of the arm of force, one side of handle 2 is equipped with extension handle 21, and extends

handle

21 and 2 welding of handle, is equipped with locking mechanism 3 between the extension handle 21 of two relative settings, and the end of the arm of force 1 is equipped with extends axle 12, extends axle 12 and the 1 welding of the arm of force, and fixture 4 is installed to one side of extending axle 12.

The clamping mechanism 4 comprises a clamping claw 41, a locking nut 42 and a clamp 43, the clamping claw 41 is horizontally arranged on one side of the extension shaft 12 and is welded with the extension shaft 12, an external thread 411 is arranged on the side surface of the clamping claw 41, the locking nut 42 is embedded at one end of the clamping claw 41 and is connected with the clamping claw 41 through the external thread 411, one end of the clamp 43 is embedded and installed inside the clamping claw 41, the clamp 43 is fixed through the arranged clamping mechanism 4, different clamps 43 can be selected according to the shape of broken bones, the clamping stability is improved, the locking mechanism 3 comprises a loop bar 31 and a positioning mechanism 32, an internal thread groove A311 is arranged at the top end of the loop bar 31, an internal thread groove B312 is arranged at the bottom end of the loop bar 31, the positioning mechanism 32 is connected with the loop bar 31 through the internal thread groove B312, the thread of the internal thread groove B312 inclines towards the inner side, two ends of the handle 2 are fixed through, so that the bone-crushing clamping process is more stable, the operation and the control of a doctor are convenient, the bone forceps for thoracic surgery have two extending handles 21, the bottom end of one of the extension handles 21 is provided with a vertical threaded shaft 211, the threaded shaft 211 is welded with the extension handle 21, the threaded shaft 211 is in threaded connection with the internal threaded groove A311, the other extension handle 21 is welded with the bottom end of the positioning mechanism 32, the sleeve rod 31 is fixed by the arranged threaded shaft 211, the disassembly is convenient, the positioning mechanism 32 comprises a movable rod 321, a fixture block 322, a spring 323 and mounting seats 325, the two mounting seats 325 are symmetrically distributed on the edge of the top end of the movable rod 321, and is welded with the movable rod 321, the top end of the fixture block 322 is hinged with the mounting seat 325, the side wall of the movable rod 321 is provided with two symmetrically distributed clamping grooves 324, one end of the spring 323 is embedded in the clamping grooves 324, the other end of the spring 323 is welded with the inner side of the bottom end of the fixture block 322, the distance between the two handles 2 is adjusted and fixed by the positioning mechanism 32.

The operating principle of the bone forceps for thoracic surgery is as follows: firstly, a corresponding clamp 43 is selected according to the shape of a broken bone of a patient before an operation, one end of the clamp 43 is embedded into a clamping claw 41, a locking nut 42 is screwed to be matched with an external thread 411 to lock the clamp 43, a doctor extends fingers into a handle 2 to control bone tongs, a force arm 1 extends to the patient, the clamp 43 is matched to clamp the broken bone, the two handles 2 are pressed towards the middle position by the fingers, the clamp 43 is driven to clamp the broken bone, in the process, a movable rod 321 moves towards an internal thread groove B312 of a loop bar 31, the bottom end of a clamping block 322 is extruded and the inner side of the clamping block is close to the bottom end in the moving process, when the movable rod 321 stops moving, a spring 323 can drive the clamping block 322 to restore to the original position, at the moment, the bottom end of the clamping block 322 can be propped against the inner side of the internal thread groove B312, because the thread of the internal thread groove B312 is inclined upwards, the clamping block, meanwhile, the clamp 43 cannot be opened and can tightly clamp the broken bone, and at the moment, the doctor can take out the broken bone through the bone forceps.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a bone forceps for thoracic surgery operation, includes arm of force (1), handle (2), knob (11), its characterized in that: two the one end of arm of force (1) is passed through knob (11) and is articulated, handle (2) are the perpendicular other end that sets up at arm of force (1) to weld with arm of force (1), one side of handle (2) is equipped with extension handle (21), just extension handle (21) and handle (2) welding, two relative settings be equipped with locking mechanism (3) between extension handle (21), the end of arm of force (1) is equipped with extension axle (12), extend axle (12) and arm of force (1) welding, fixture (4) are installed to one side of extension axle (12).

2. The forceps for thoracic surgery of claim 1, wherein: fixture (4) include gripper jaw (41), lock nut (42) and anchor clamps (43), gripper jaw (41) are the level and set up in the one side of extending axle (12) to with extend axle (12) welding, the side of gripper jaw (41) is equipped with external screw thread (411), lock nut (42) inlay set sets up the one end at gripper jaw (41), just lock nut (42) are connected through external screw thread (411) with gripper jaw (41), the inside at gripper jaw (41) is installed in the one end embedding of anchor clamps (43).

3. The forceps for thoracic surgery of claim 1, wherein: locking mechanism (3) are including loop bar (31), positioning mechanism (32), the top of loop bar (31) is equipped with interior thread groove A (311), the bottom of loop bar (31) is equipped with interior thread groove B (312), positioning mechanism (32) are connected through interior thread groove B (312) with loop bar (31), the screw thread of interior thread groove B (312) is inboard slope.

4. The forceps for thoracic surgery of claim 1, wherein: the bone forceps for thoracic surgery are provided with two extension handles (21), the bottom end of one extension handle (21) is provided with a vertical threaded shaft (211), the threaded shaft (211) is welded with the extension handle (21), the threaded shaft (211) is in threaded connection with an internal threaded groove A (311), and the other extension handle (21) is welded with the bottom end of a positioning mechanism (32).

5. The thoracic surgical rongeur of claim 3, wherein: positioning mechanism (32) are including movable rod (321), fixture block (322), spring (323) and mount pad (325), two mount pad (325) are the top edge of symmetric distribution at movable rod (321) to with movable rod (321) welding, the top and the mount pad (325) of fixture block (322) are articulated, the lateral wall of movable rod (321) is equipped with draw-in groove (324) of two symmetric distributions, the one end embedding of spring (323) sets up the inside at draw-in groove (324), the other end of spring (323) and the inboard welding in bottom of fixture block (322).