CN210903237U

CN210903237U - Micro granulation forceps

Info

Publication number: CN210903237U
Application number: CN201921367882.XU
Authority: CN
Inventors: 金鑫
Original assignee: HOSPITAL OF STOMATOLOGY CHINA MEDICAL UNIVERSITY
Current assignee: HOSPITAL OF STOMATOLOGY CHINA MEDICAL UNIVERSITY
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-07-03
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses a pair of microscopic granulation forceps, which belongs to the technical field of oral treatment instruments. The utility model discloses can play the effect that the clamp got the granulation tissue and got rid of the granulation tissue simultaneously, can be better stretch into special anatomical structure region, when the pointed end has bigger clamping-force, also possess better cutting ability. The utility model comprises a first shearing arm and a second shearing arm, wherein the front parts of the first shearing arm and the second shearing arm are connected through a rotating shaft, the first shearing arm and the second shearing arm in the front part of the rotating shaft form a shearing part, and the first shearing arm and the second shearing arm in the rear part of the rotating shaft form a handheld part; the first shearing arm and the second shearing arm are of arc structures, and the tail parts of the first shearing arm and the second shearing arm are in cross connection by adopting a buckle structure; the cutting device is characterized in that the working tip of the cutting part is of a V-shaped structure, cutting edges are arranged on two sides of the V-shaped structure, the upper cutting edge and the lower cutting edge are arranged oppositely, and a beak-shaped jaw is formed when the cutting device is closed.

Description

Micro granulation forceps

Technical Field

The utility model belongs to the technical field of oral treatment apparatus, especially relate to a micro granulation pincers.

Background

At present, the clinically existing apparatus for removing granulation tissue is tissue scissors, which has the following disadvantages: 1. when the epithelium on the inner wall of the bag is removed and trimmed in the operation, the gingival flap is not easy to fix and is easy to slip in the trimming process, if the granulation tissue is clamped by hemostatic forceps and the like, the operation area of the operation in the mouth is narrow, two or three instruments cannot be accommodated at the same time, the granulation tissue after flap turning is closely connected with the inner wall of the bone below, and the tissue scissors are difficult to remove; 2. the tissue scissors have sharp tips and are easy to damage surrounding normal tissues; 3. the existing tissue scissors are difficult to extend into the special anatomical structure area such as the radicular bifurcation and the granulation tissue in the root surface sunken area; therefore, a more compact and delicate minimally invasive instrument is urgently needed. In addition, the granulation tissue should be removed in a whole block during the process of removing the granulation tissue, which is difficult to be achieved by the existing instruments, so that an instrument with larger clamping force is needed to fix the granulation tissue.

SUMMERY OF THE UTILITY MODEL

To the problems existing in the prior art, the utility model provides a microscopic granulation forceps which can simultaneously clamp and remove the granulation tissue. The micro-meat dental forceps can better stretch into a special anatomical structure area, and the tip has higher clamping force and better cutting capability.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a pair of microscopic granulation forceps comprises a first shearing arm and a second shearing arm, wherein the front parts of the first shearing arm and the second shearing arm are connected through a rotating shaft, the first shearing arm and the second shearing arm in the front part of the rotating shaft form a shearing part, and the first shearing arm and the second shearing arm in the rear part of the rotating shaft form a handheld part; the first shearing arm and the second shearing arm are of arc structures, and the tail parts of the first shearing arm and the second shearing arm are in cross connection by adopting a buckle structure; the cutting device is characterized in that the working tip of the cutting part is of a V-shaped structure, cutting edges are arranged on two sides of the V-shaped structure, the upper cutting edge and the lower cutting edge are arranged oppositely, and a beak-shaped jaw is formed when the cutting device is closed.

Further, the length of the working tip of the shearing part is 10-15 mm, and the width of the widest part is 4 mm.

Further, the shearing part and the handheld part form an angle of 5 degrees.

Furthermore, a limiting column is arranged on the inner side of the middle part of the handheld part and fixed on the first shearing arm or the second shearing arm.

Further, a striped friction layer is provided on the hand-held portion.

Further, a circular arc-shaped chamfer is arranged at the joint of the working tip and the rear part of the shearing part.

Furthermore, the tail part of the second shearing arm is provided with a plug-in buckle, the tail part of the first shearing arm is provided with a through groove, and the plug-in buckle is arranged in the through groove.

The utility model has the advantages that:

1. the length of the working tip of the cutting part of the microscopic granulation forceps is 10-15 mm, and the width of the widest part is 4 mm, so that the cutting part can better stretch into a special anatomical structure area;

2. the cutting part of the micro granulation forceps of the utility model forms an angle of 5 degrees with the hand-held part, which is more beneficial to the operation of the posterior tooth part;

3. the utility model discloses a micro granulation pincers's shearing portion's work pointed end adopts "V" style of calligraphy structure, the both sides of "V" style of calligraphy structure all are provided with the shearing sword, and upper portion shearing sword sets up with lower part shearing sword relatively, forms beak form jaw when closed, and the work pointed end has the bigger clamping-force simultaneously, also possesses better cutting ability;

4. the micro granulation forceps of the utility model is provided with the arc chamfer at the joint of the working tip and the rear part of the shearing part, which can effectively avoid the sharp corner from damaging the normal periodontal tissue;

5. the micro granulation forceps of the utility model is provided with the striped friction layer at the hand-held part, which can increase the friction force and has the anti-skid effect;

6. the tail parts of the first shearing arm and the second shearing arm of the microscopic granulation forceps of the utility model are crossed and connected by a buckle structure, which is easy to disassemble and convenient for the post-operation initial treatment and thorough disinfection and sterilization;

7. the utility model discloses an inboard at handheld portion middle part is provided with spacing post, spacing post is fixed on first shearing arm or the second shearing arm, when spacing post and second shearing arm contacted, the most compact state of closing of work point end can prevent to exert oneself excessively to damage work point end.

Drawings

FIG. 1 is a schematic structural view of an embodiment of the microgranular forceps of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

in the figure: 1-first shearing arm, 2-second shearing arm, 3-pivot, 4-upper portion shearing sword, 5-lower portion shearing sword, 6-eye-splice, 7-logical groove, 8-handheld portion, 9-spacing post, 10-shearing portion, 11-arc chamfer, 12-the most advanced of work.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 and 2, a pair of microscopic granulation forceps comprises a first shearing arm 1 and a second shearing arm 2, wherein the first shearing arm 1 is connected with the front part of the second shearing arm 2 through a rotating shaft 3, the first shearing arm 1 and the second shearing arm 2 in the front part of the rotating shaft 3 form a shearing part 10, and the first shearing arm 1 and the second shearing arm 2 in the rear part of the rotating shaft 3 form a hand-holding part 8; the first shearing arm 1 and the second shearing arm 2 are of arc structures, and the tail parts of the first shearing arm 1 and the second shearing arm 2 are in cross connection by adopting a buckle structure; the working tip 12 of the cutting part 10 is of a V-shaped structure, cutting edges are arranged on two sides of the V-shaped structure, the upper cutting edge 4 and the lower cutting edge 5 are arranged oppositely, and a beak-shaped jaw is formed when the cutting part is closed.

In this embodiment, the working tip 12 of the cutting portion 10 has a length of 13 mm and a widest width of 4 mm, which is better for extending into a specific anatomical region.

The angle between the cutting part 10 and the hand-held part 8 is 5 degrees, which is more beneficial to the operation of the posterior tooth part.

A limiting column 9 is arranged on the inner side of the middle part of the handheld part 8, and the limiting column 9 is fixed on the first shearing arm 1; the limiting column 9 can prevent the working tip 12 from being excessively damaged by force, and when the limiting column 9 is in contact with the second shearing arm 2, the working tip 12 is closed to be in the tightest state.

The hand-held part 8 is provided with a stripe-shaped friction layer, so that the friction force can be increased, and the anti-skid effect is achieved.

The joint of the working tip 12 and the rear part of the shearing part 10 is provided with the arc-shaped chamfer 11, so that the damage of a sharp corner to normal periodontal tissues can be effectively avoided.

The tail part of the second shearing arm 2 is provided with a plug-in buckle 6, the tail part of the first shearing arm 1 is provided with a through groove 7, and the plug-in buckle 6 is arranged in the through groove 7; the structure is easy to disassemble, and facilitates the initial treatment and thorough disinfection and sterilization after the operation.

The utility model discloses a microscopic granulation pincers can play the effect that presss from both sides and get granulation tissue and get rid of granulation tissue simultaneously, can be better stretch into special anatomical structure region, and the pointed end also has better cutting ability when having bigger clamping-force.

The above description is only for the embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, extension, etc. made within the spirit and principle of the present invention are all included in the protection scope of the present invention.

Claims

1. A pair of microscopic granulation forceps comprises a first shearing arm and a second shearing arm, wherein the front parts of the first shearing arm and the second shearing arm are connected through a rotating shaft, the first shearing arm and the second shearing arm in the front part of the rotating shaft form a shearing part, and the first shearing arm and the second shearing arm in the rear part of the rotating shaft form a handheld part; the first shearing arm and the second shearing arm are of arc structures, and the tail parts of the first shearing arm and the second shearing arm are in cross connection by adopting a buckle structure; the cutting device is characterized in that the working tip of the cutting part is of a V-shaped structure, cutting edges are arranged on two sides of the V-shaped structure, the upper cutting edge and the lower cutting edge are arranged oppositely, and a beak-shaped jaw is formed when the cutting device is closed.

2. The microgranular forceps of claim 1, wherein the cutting portion has a working tip of 10-15 mm in length and a widest point of 4 mm in width.

3. Microscopic granulation forceps according to claim 1 or 2, characterized in that the shearing section is at an angle of 5 ° to the hand-held section.

4. The pair of microscopic granulation forceps according to claim 3, wherein a limiting column is arranged on the inner side of the middle part of the hand-held part, and the limiting column is fixed on the first shearing arm or the second shearing arm.

5. Microscopic granuloma forceps according to claim 3, characterized in that a striated friction layer is provided at the hand-held part.

6. Microscopic granulation forceps according to claim 3, characterized in that a circular arc-shaped chamfer is provided at the intersection of the working tip and the rear part of the cutting section.

7. The microgranular forceps of claim 1, wherein a tab is provided at the tail of the second cutting arm, and a through slot is provided at the tail of the first cutting arm, the tab being disposed within the through slot.