CN215821079U

CN215821079U - Needle holding forceps for stomatology department

Info

Publication number: CN215821079U
Application number: CN202121822011.XU
Authority: CN
Inventors: 许发发; 肖玉鸿
Original assignee: 920th Hospital of the Joint Logistics Support Force of PLA
Current assignee: 920th Hospital of the Joint Logistics Support Force of PLA
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-02-15
Anticipated expiration: 2031-08-05

Abstract

The utility model discloses a pair of needle holding forceps for stomatology department, which comprises a first forceps rod, a second forceps rod and a shearing rod, wherein the first forceps rod and the second forceps rod are hinged together through a rotating shaft, the front end of the first forceps rod is a forceps mouth, the rear end of the first forceps rod is a handle, the front end of the forceps mouth is a needle holding part, the meshing surface of the needle holding part is provided with anti-skidding lines to prevent slipping when a suture needle is clamped, the rear part of the forceps mouth is positioned on the first forceps rod and is provided with an arc-shaped notch, the arc-shaped notch is a shearing edge, the shearing rod is of a sheet structure, has elasticity, is hinged on the rotating shaft and is positioned between the first forceps rod and the second forceps rod, and the shearing rod is tightly attached to the inner side of the second forceps rod. The rear end of the shearing rod is integrally provided with the shifting sheet and the blocking sheet, the needle holder can clamp a suture needle for suturing and can cut off a suture line, the suture line is prevented from being cut off by using a pair of scissors, the operation efficiency is improved, the suture line can be prevented from sliding by cutting off the suture line by using the arc-shaped notch, and the labor is saved.

Description

Needle holding forceps for stomatology department

Technical Field

The utility model relates to the technical field of medical instruments, and particularly belongs to a pair of needle holding forceps for stomatology.

Background

When the oral cavity suture operation is carried out, a needle holder is needed to clamp a suture needle for suture, after the suture is finished, a thread scissors is needed to be additionally used for cutting the suture thread, and the needle holder with the thread cutting function is needed to be designed because the oral cavity operation space is limited, the thread scissors are inconvenient to use for cutting the suture thread, and the operation efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model designs the needle holding forceps for the department of stomatology, the needle holding forceps can directly cut off suture lines after the suture is finished, no additional thread scissors are needed, the operation is more convenient, and the operation efficiency is improved.

In order to achieve the technical purpose and achieve the technical effects, the utility model is realized by the following technical scheme:

the utility model provides a department of stomatology is with holding needle pincers, includes first claw beam, second claw beam, shearing arm, first claw beam and second claw beam pass through the axis of rotation and articulate together, and the front end is pincers mouth, and the rear end is the handle, pincers mouth front end is for holding needle portion, the meshing face of holding needle portion is provided with anti-skidding line, skids when preventing the centre gripping suture needle, pincers mouth rear portion is located and is provided with the arc breach on the first claw beam, the arc breach is for cuting the blade, the shearing arm is sheet structure, has elasticity, articulates in the axis of rotation, is located between first claw beam and the second claw beam, and the shearing arm pastes the inboard at the second claw beam tightly.

Preferably, shear bar rear end integral type is provided with the plectrum of zigzag, be provided with the locking tooth on first tong bar and the second tong bar, the fixed frame that is provided with in the locking tooth back on the second tong bar, fixed frame is rectangular shape square frame, the shear bar rear end passes fixed frame, two stop screw are installed to fixed frame top, are first stop screw and second stop screw respectively, and when the relative axis of rotation of shear bar rotated, the shear bar removed in fixed frame, twisted down and moved the removal that the locking screw can block the shear bar.

Preferably, the shear bar has a thickness of 0.5 to 2 mm.

Preferably, the length of the needle holding part is 1-2 cm.

The utility model has the beneficial effects that: this needle holder both can the centre gripping suture needle sew up, can cut the stylolite again, the stylolite has been avoided cutting off the stylolite in addition exclusive use scissors, the efficiency of the operation is improved, it can prevent that the stylolite from sliding to use the arc breach to cut off the stylolite, it is more laborsaving, when cutting off the stylolite, it makes shearing bar and the meshing of arc incision cut off the stylolite to rotate the shearing bar, when using this needle holder to sew up, the arc breach does not take place the shearing action with the shearing bar, thereby prevent to cause the influence to the sewing operation, also avoid shearing bar and the meshing of arc incision relapse simultaneously, damage the blade, make the blade blunt, be difficult to cut off the stylolite, thereby reduce life.

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 the present invention.

Fig. 2 is an enlarged view of the region a shown in fig. 1.

Fig. 3 is an enlarged view of the region B shown in fig. 1.

Figure 4 is a schematic sectional view of the fixing frame.

In the drawings, the names of the components represented by the respective reference numerals are listed as follows:

1-a first clamp rod, 2-a second clamp rod, 3-a rotating shaft, 4-a clamp mouth, 5-a handle, 6-a shearing rod, 7-a locking tooth, 8-a needle holding part, 9-an anti-skidding line, 10-an arc notch, 11-a fixing frame, 12-a shifting piece, 13-a first limiting screw and 14-a second limiting screw.

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.

As shown in fig. 1-4, a pair of needle holding forceps for stomatology department includes a first forceps rod 1, a second forceps rod 2, and a shearing rod 6, the first forceps rod 1 and the second forceps rod 2 are hinged together through a rotation shaft 3, the front end is a forceps mouth 4, the rear end is a handle 5, the front end of the forceps mouth 4 is a needle holding portion 8, the meshing surface of the needle holding portion 8 is provided with anti-slip lines 9 to prevent slipping when clamping a suture needle, the rear portion of the forceps mouth 4 is located on the first forceps rod 1 and is provided with an arc notch 10, the arc notch 10 is a shearing edge, the shearing rod 6 is a sheet structure and has elasticity, and is hinged on the rotation shaft 3 and located between the first forceps rod 1 and the second forceps rod 2, and the shearing rod 6 is tightly attached to the inner side of the second forceps rod 2.

6 rear end integral type of shearing bar is provided with plectrum 12 of zigzag, be provided with locking tooth 7 on first tong bar 1 and the second tong bar 2, the fixed frame 11 that is provided with in the 7 back of locking tooth on the second tong bar 2, fixed frame 11 is rectangular shape square frame, 6 rear ends of shearing bar pass fixed frame 11, two stop screw are installed to fixed frame 11 top, are first stop screw 13 and second stop screw 14 respectively, and when 6 relative axis of rotation 3 of shearing bar rotated, shearing bar 6 removed in fixed frame 11, twist the removal that can block shearing bar 6 of locking screw downwards. The thickness of the shearing rod 6 is 0.5-2 mm. The length of the needle holding part 8 is 1-2 cm.

The embodiment of the utility model is as follows: when the novel needle holding forceps are used, the needle holding part 8 at the front end of the needle holding forceps is used for clamping a suture needle for suturing, the needle holding part 8 is provided with anti-skidding lines 9, the needle is clamped more stably and is prevented from skidding, the shearing rod 6 is tightly attached to the inner side of the second forceps rod 2, the rear end of the shearing rod 6 penetrates through the fixing frame 11 and is positioned between the upper end of the fixing frame 11 and the first limiting screw 13, the movement of the shearing rod 6 is limited, the shearing rod 6 is prevented from rotating relative to the second forceps rod 2 during suturing operation to influence the operation, the shearing rod 6 moves along with the second forceps rod 2, when the suture is performed, the arc-shaped notch 10 does not perform shearing movement, the use is more labor-saving and convenient, and meanwhile, the arc-shaped notch 10 is prevented from repeatedly performing shearing movement to damage the cutting edge, so that the cutting edge becomes blunt and a suture line is not easy to cut;

after the suture is finished, the first limit screw 13 is screwed upwards, the plectrum 12 is shifted to enable the shearing rod 6 to rotate relative to the second plier rod 2 and rotate to the lower end of the fixed frame 11, the second limit screw 14 is screwed to limit the shearing rod 6 to rotate, at the moment, a cutting edge at the front end of the shearing rod 6 rotates relative to a plier mouth 4 of the second plier rod 2 and is closer to an arc-shaped cut on the first plier rod 1, at the moment, the suture is placed in the arc-shaped notch 10, the shearing rod 6 and the arc-shaped notch 10 are subjected to shearing action by the operating handle 5 to cut the suture, the suture is located in the arc-shaped notch 10 and can be prevented from sliding, the suture is more beneficial to cutting the suture, the needle holding forceps can clamp a suture needle to suture, the suture can be cut, the suture can be prevented from being cut by using scissors separately, and the operation efficiency is improved.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching.

Claims

1. The utility model provides a department of stomatology is with holding needle pincers which characterized in that: including first claw beam, second claw beam, shearing arm, first claw beam and second claw beam pass through the axis of rotation and articulate together, and the front end is the pincers mouth, and the rear end is the handle, pincers mouth front end is for holding needle portion, the meshing face of holding needle portion is provided with anti-skidding line, skids when preventing the centre gripping suture needle, pincers mouth rear portion is located and is provided with the arc breach on the first claw beam, the arc breach is for cuting the blade, the shearing arm is sheet structure, has elasticity, articulates in the axis of rotation, is located between first claw beam and the second claw beam, and the shearing arm pastes the inboard at the second claw beam tightly.

2. The needle holder for the department of stomatology according to claim 1, characterized in that: shear bar rear end integral type is provided with the plectrum of zigzag, be provided with the locking tooth on first tong bar and the second tong bar, the fixed frame that is provided with in the locking tooth back on the second tong bar, fixed frame is rectangular shape square frame, the shear bar rear end passes fixed frame, two stop screw are installed to fixed frame top, are first stop screw and second stop screw respectively, and when the relative axis of rotation of shear bar rotated, the shear bar removed in fixed frame, twisted down and move the removal that the lock screw can block the shear bar.

3. The needle holder for the department of stomatology according to claim 2, characterized in that: the thickness of the shear rod is 0.5-2 mm.

4. The needle holder for the department of stomatology according to claim 1, characterized in that: the length of the needle holding part is 1-2 cm.