CN115844510A

CN115844510A - Fixing forceps for rib fixing operation

Info

Publication number: CN115844510A
Application number: CN202211488543.3A
Authority: CN
Inventors: 李震宇; 张朋朋; 闵玉丛; 牟霞; 罗蕾
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-03-28

Abstract

The invention discloses a fixing clamp for rib fixation surgery, and relates to the technical field of medical instruments. The invention comprises a pair of clamp bodies, wherein each clamp body comprises a main clamping arm and an auxiliary clamping arm which are hinged with each other; the limiting part comprises a ratchet bar hinged to the tail end of the main clamping arm; a fixing strip is detachably arranged between the ratchet bar and the main clamping arm; the fixing component comprises a clamping seat which is used for clamping and connecting with the main clamping arm; one side of the clamping seat extends outwards to form an extension arm, and a connecting column is fixed on the extension arm; the distance adjusting assembly comprises a connecting seat which is fixedly arranged with the fixed supporting structure to fix the positions of the pair of pliers bodies; two sides of the connecting seat are respectively hinged with a movable rod, and the movable rods and the connecting columns are fixedly installed. The invention solves the problem that the angle of two fixing clamps is difficult to adjust because the existing fixing clamps for rib fracture need to be held by medical personnel under the action of a pair of clamp bodies, a limiting part, a fixing component and a distance adjusting component.

Description

Fixing forceps for rib fixing operation

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a fixing clamp for rib fixing operation.

Background

After the rib of the patient is fractured, the rib fixing operation is usually performed in time. Rib fixation generally involves the following steps: anaesthetizing; disinfecting, namely disinfecting the skin around the fracture ends by iodophor conventionally; cutting off the periosteum of the subcutaneous tissue of the skin along the trend of the ribs at the fracture end part, and stripping the periosteum by using a periosteum stripper; resetting, namely resetting the broken end of the fracture under direct vision, and fixing the fracture by using fixing forceps after alignment is good; placing steel plate screws, placing the steel plates at the fracture positions, drilling holes by using bone drills, and fixing by adopting four-hole steel plates and six-hole steel plates; flushing the wound with normal saline to stop bleeding; and (3) suturing the wound, namely suturing periosteum firstly, suturing subcutaneous tissue secondly, suturing skin, covering the wound with clean dressing, and bandaging and fixing with adhesive tape, thus finishing the operation. In the prior art, the fixing clamp needs to be held by medical care personnel all the time, the labor intensity is high, and the fixing effect is difficult to well guarantee.

The patent with the application number of CN202021939829.5 discloses fixed pincers of fracture convenient to place steel sheet, including left side pincers handle and right side pincers handle, the front end homogeneous body shaping of left side pincers handle and right side pincers handle has a landing leg of keeping silent, and the front end of left side pincers handle and right side pincers handle passes through round pin axle swing joint, and the round pin axle is located the junction of keeping silent landing leg and left side pincers handle and right side pincers handle, and the fluting has all been seted up to the front end of the landing leg of keeping silent, and the notched inboard has the binding clip through bolt spare swing joint. However, although this patent can ensure the fixation of the rib, two fixing clamps are usually required to clamp the positions on both sides of the fracture, so the medical staff is still required to fix the fracture by hand, and it is difficult to adjust the angular positions of the two fixing clamps.

Disclosure of Invention

The invention aims to provide a pair of fixing forceps for rib fixation surgery, which solves the problems that the existing fixing forceps for rib fracture needs to be held by medical personnel, is hard to work and is difficult to adjust the angle positions of two fixing forceps under the action of a pair of forceps bodies, a limiting piece, a fixing component and a distance adjusting component.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a fixing clamp for rib fixation surgery, which comprises a pair of clamp bodies, wherein each clamp body comprises a main clamp arm and an auxiliary clamp arm which are hinged with each other and are used for clamping ribs; the limiting piece comprises a ratchet bar which is hinged at the tail end of the main clamping arm and matched with the tail end of the auxiliary clamping arm; a fixing strip for fixing the opening angle of the clamp body is detachably arranged between the ratchet bar and the main clamp arm; the fixing component comprises a clamping seat used for being clamped with the main clamping arm; one side of the clamping seat extends outwards to form an extension arm, and a connecting column is fixed on the extension arm; the distance adjusting assembly comprises a connecting seat which is fixedly arranged with the fixed supporting structure to fix the positions of the pair of pliers bodies; the two sides of the connecting seat are respectively hinged with a movable rod, and the movable rods are fixedly installed with the connecting columns.

As a preferred technical solution of the present invention, the tail end of the secondary arm is provided with a pawl structure, and the pawl structure is engaged with the ratchet bar to fix the opening angle between the primary arm and the secondary arm.

As a preferred technical scheme of the invention, a plurality of clamping holes for fixing different opening angles between the main clamping arm and the auxiliary clamping arm are formed in one side of the main clamping arm; one end of the fixing strip is hinged with the tail end of the ratchet bar; the other end of the fixing strip is clamped with the clamping hole.

As a preferred technical scheme of the invention, one side surface of the main clamping arm, which is close to the auxiliary clamping arm, is provided with a mounting hole; the top of the clamping seat is matched with a plurality of fastening bolts, and the clamping seat is fixed with the main clamping arm.

As a preferable technical scheme of the invention, the end part of the connecting column is provided with a threaded section for being in threaded connection with one end of the movable rod, and a fastening plate for fixing the clamping seat and the movable rod is matched with the threaded section.

As a preferable technical scheme of the invention, the top surface of the connecting seat is provided with a through hole and is matched with an installation part used for being connected with a fixed supporting structure.

As a preferred technical scheme of the invention, two sides of the connecting seat are respectively clamped with a limiting cylinder; a connecting seat is rotationally connected in the limiting cylinder; the other end of the movable rod is provided with a hinged support which is hinged with the connecting seat.

As a preferred technical scheme of the invention, the limiting cylinder is of a hollow cylinder body structure with an opening at one end and a hole at the center at the other end; a pair of notch grooves is formed in the peripheral side face of the limiting cylinder.

As a preferable technical solution of the present invention, a pair of limiting plates for adjusting the relative positions of the pair of forceps bodies is fixed to the peripheral side surface of the connection seat, and is rotatably fitted to the inner wall of the notch groove.

As a preferred technical solution of the present invention, a spring or a ratchet structure is fixedly installed between a pair of the movable rods.

The invention has the following beneficial effects:

1. according to the invention, the distance adjusting assembly is arranged, and two sides of the connecting seat are respectively hinged with a movable rod; the distance between the pair of forceps bodies can be adjusted by opening or closing the pair of movable rods, so that the positions of clamping the ribs at two sides can be adjusted.

2. The fixing strip is clamped in different clamping holes, so that the angle between the main clamping arm and the auxiliary clamping arm is fixed at different angles, and the clamp is suitable for different patients and different rib sizes.

3. The pawl structure is arranged at the tail end of the auxiliary clamping arm and meshed with the ratchet bar for fixing the opening angle between the main clamping arm and the auxiliary clamping arm, so that stable force can be kept for clamping when the rib is fixed, the rib can not be loosened or tightened, continuous clamping by hands of medical staff can be avoided, and the labor intensity of the medical staff is reduced.

4. According to the invention, the pair of limiting plates for adjusting the relative positions of the pair of pliers bodies are fixed on the peripheral side surface of the connecting seat and are in rotating fit with the inner wall of the notch groove, so that the overall angle of the two pliers bodies can be adjusted according to the radian of the rib, the practicability of the device is improved, and the device is convenient to install.

5. The ratchet and pawl structure is fixedly arranged between the pair of movable rods, so that the pair of forceps bodies can be relatively fixed, the positions of ribs on two sides of a fracture part can be well fixed during the internal fixation operation of the fracture, and the steel plate or the memory alloy can be conveniently installed on the fracture part in the follow-up process.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a fixing forceps for rib fixation surgery according to the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is a front view of FIG. 1;

FIG. 5 is a schematic structural view of the pliers body;

FIG. 6 is a left side view of FIG. 5;

FIG. 7 is a schematic structural view of the other side of the pincer body;

FIG. 8 is a schematic view of a distance adjustment assembly;

FIG. 9 is a top view of FIG. 8;

FIG. 10 is a schematic structural view of the connecting seat and the movable rod;

fig. 11 is a schematic structural view of the movable rod.

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.

Example one

Referring to fig. 1, the present invention is a fixing forceps for rib fixing surgery, comprising a pair of forceps bodies 1, wherein each forceps body 1 comprises a main clamping arm 101 and a sub-clamping arm 102 hinged to each other for clamping ribs of different sizes of different patients; the limiting part 2 comprises a ratchet bar 201 hinged to the tail end of the main clamping arm 101 and matched with the tail end of the auxiliary clamping arm 102; a fixing strip 202 is detachably arranged between the ratchet bar 201 and the main clamping arm 101 and is used for fixing the position of the opening angle of the clamp body 1 and further fixing the position of the ratchet bar 201, namely further fixing the opening angle of the clamp body 1 and adjusting according to a patient; the fixing component 3 comprises a clamping seat 301 which is used for being clamped with the main clamping arm 101, and the clamping seat 301 is of an inverted U-shaped structure and is convenient to mount; one side of the cassette 301 extends outwards to form an extension arm 302, and a connecting column 303 is fixed on the extension arm 302; the distance adjusting assembly 4 comprises a connecting seat 401 fixedly mounted with the fixed supporting structure to fix the positions of the pair of forceps bodies 1; two sides of the connecting seat 401 are respectively hinged with a movable rod 402, and the movable rods 402 and the connecting columns 303 are fixedly installed; the distance between the pair of forceps bodies 1 can be adjusted by opening or closing the pair of movable rods 402, so that the position of clamping the ribs on two sides can be adjusted.

Referring to fig. 1, the pawl structure 103 is disposed at the tail end of the auxiliary clamping arm 102 and engaged with the ratchet bar 201 for fixing the opening angle between the main clamping arm 101 and the auxiliary clamping arm 102, so that the rib can be clamped with stable force without moving the rib due to over loosening or damaging the rib due to over tightening, and the exhaustion of force caused by continuous clamping with hands of medical staff can be avoided, thereby reducing the labor intensity of the medical staff. A plurality of clamping holes 104 are formed in one side of the main clamping arm 101 and are used for fixing the main clamping arm 101 and the auxiliary clamping arm 102 at different opening angle positions; one end of the fixing strip 202 is hinged with the tail end of the ratchet bar 201, the other end of the fixing strip 202 is clamped with the clamping hole 104, and the fixing strip 202 is clamped in different clamping holes 104, so that the angle between the main clamping arm 101 and the auxiliary clamping arm 102 is fixed at different angles, and the fixing device is suitable for different rib sizes of different patients.

Referring to fig. 1 and 5, a mounting hole is formed in one side surface of the main clamping arm 101 close to the auxiliary clamping arm 102; the cooperation of cassette 301 top has 2 fastening bolt 304, and fastening bolt 304 quantity is adjusted as required to it is fixed with cassette 301 and main clamp arm 101, thereby can be convenient install cassette 301 on main clamp arm 101, and with it fixed, make things convenient for the installation and the dismantlement of device, also wash after conveniently dismantling.

Referring to fig. 4, a threaded section for being in threaded connection with one end of the movable rod 402 is formed at an end of the connecting column 303, and a fastening plate 305 for fixing the clamping seat 301 and the movable rod 402 is matched with the threaded section, so that the fixed clamping seat 301 and the movable rod 402 are more firmly connected, the two parts are prevented from loosening, and the clamp body 1 does not move relatively. The top surface of the connecting base 401 is provided with a through hole 403, and is matched with a mounting piece for connecting with a fixed supporting structure.

Example two

On the basis of the first embodiment, please refer to fig. 8-10, both sides of the connecting seat 401 are clamped with a limiting cylinder 404; a connecting seat 405 is rotationally connected in the limiting cylinder 404; the other end of the movable lever 402 is provided with a hinge base 406 for hinge-coupling with the coupling base 405. The limiting cylinder 404 is a hollow cylinder body structure with an opening at one end and a hole at the center at the other end; spacing barrel 404 all sides have been seted up a pair of breach groove 407, not only can guarantee like this that limiting plate 408 rotates in breach groove 407, and easy to assemble moreover, rotate cylindric connecting seat 405 earlier during the installation and install in spacing barrel 404, then rotate limiting plate 408 and install in breach groove 407, connect connecting seat 401 with spacing barrel 404 joint again. The side face of the periphery of the connecting seat 405 is fixed with a pair of limiting plates 408 used for adjusting the relative position of the pair of forceps bodies 1, and is in running fit with the inner wall of the notch groove 407, so that the overall angle of the two forceps bodies 1 can be adjusted according to the radian of the ribs, and the practicability of the device is improved.

EXAMPLE III

On the basis of the second embodiment, a spring 409 or a ratchet structure is fixedly arranged between the pair of movable rods 402; when the spring 409 is adopted, the connection between the pair of pliers bodies 1 can be ensured, and excessive looseness is avoided; when the ratchet structure of the pawl is adopted, the pair of forceps bodies 1 can be relatively fixed, so that the positions of ribs on two sides of a fracture part can be well fixed during the internal fixation operation of the fracture, and the steel plate or the memory alloy can be conveniently installed on the fracture part in the follow-up process; specifically, a pawl structure can be installed on one movable rod 402, and a ratchet structure can be installed on the other movable rod 402, so that the relative positions of the pair of movable rods 402 can be relatively fixed, and the pair of caliper bodies 1 can be fixed.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A fixing forceps for rib fixing operation, comprising:

the pair of forceps bodies (1), the forceps bodies (1) comprise a main clamping arm (101) and a sub-clamping arm (102) which are hinged with each other and are used for clamping ribs;

the limiting piece (2) comprises a ratchet bar (201) which is hinged to the tail end of the main clamping arm (101) and matched with the tail end of the auxiliary clamping arm (102); a fixing strip (202) for fixing the opening angle of the clamp body (1) is detachably arranged between the ratchet bar (201) and the main clamping arm (101);

the fixing assembly (3) comprises a clamping seat (301) used for clamping with the main clamping arm (101); one side of the clamping seat (301) extends outwards to form an extension arm (302), and a connecting column (303) is fixed on the extension arm (302);

the distance adjusting assembly (4) comprises a connecting seat (401) which is fixedly arranged with the fixed supporting structure to fix the positions of the pair of clamp bodies (1); two sides of the connecting seat (401) are respectively hinged with a movable rod (402), and the movable rods (402) and the connecting columns (303) are fixedly installed.

2. The fixing forceps for rib fixation surgery as claimed in claim 1, wherein the tail end of the secondary clamping arm (102) is provided with a pawl structure (103) and engages with a ratchet bar (201) to fix the opening angle between the primary clamping arm (101) and the secondary clamping arm (102).

3. The fixing forceps for rib fixation surgery according to claim 1 or 2, characterized in that one side of the main clamping arm (101) is provided with a plurality of clamping holes (104) for fixing the main clamping arm (101) and the auxiliary clamping arm (102) at different opening angles;

one end of the fixing strip (202) is hinged with the tail end of the ratchet bar (201); the other end of the fixing strip (202) is clamped with the clamping hole (104).

4. The fixing forceps for rib fixation surgery as recited in claim 1, characterized in that a mounting hole is opened on one side surface of the main clamping arm (101) near the auxiliary clamping arm (102);

the top of the clamping seat (301) is matched with a plurality of fastening bolts (304), and the clamping seat (301) and the main clamping arm (101) are fixed.

5. The fixing forceps for rib fixing operation as claimed in claim 1, wherein a threaded section for threaded connection with one end of the movable rod (402) is provided at an end of the connecting column (303), and a fastening plate (305) for fixing the clamping seat (301) and the movable rod (402) is fitted.

6. The fixing forceps for rib fixation surgery as claimed in claim 1, wherein the connecting base (401) has a through hole (403) on its top surface, and is fitted with a mounting member for connecting with a fixing support structure.

7. The fixing forceps for rib fixation surgery as claimed in claim 1, wherein both sides of the connecting seat (401) are clamped with a limiting barrel (404); a connecting seat (405) is rotationally connected in the limiting cylinder (404);

the other end of the movable rod (402) is provided with a hinged support (406) which is hinged with the connecting seat (405).

8. The fixing forceps for rib fixation surgery as claimed in claim 7, wherein the limiting barrel (404) is a hollow barrel structure with one end open and the other end centrally open; the peripheral side surface of the limiting cylinder (404) is provided with a pair of notch grooves (407).

9. The fixing forceps for rib fixation surgery as claimed in claim 8, wherein a pair of limiting plates (408) for adjusting the relative position of the pair of forceps bodies (1) are fixed to the peripheral side of the connecting base (405) and rotatably fit with the inner wall of the notched groove (407).

10. The fixing forceps for rib fixation surgery as claimed in any one of claims 7 to 9, wherein a spring (409) or a ratchet structure is fixedly installed between a pair of the movable rods (402).