CN216602998U

CN216602998U - Anti-return forceps for oral surgery

Info

Publication number: CN216602998U
Application number: CN202122469612.3U
Authority: CN
Inventors: 姚广楠
Original assignee: Shanghai Huamei Medical Cosmetology Hospital Co ltd
Current assignee: Shanghai Huamei Medical Cosmetology Hospital Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-05-27
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses a back-off preventing tweezers for oral surgery, which relates to the technical field of oral surgery instruments and comprises clamping tweezers and a limiting cylinder sleeved outside the clamping tweezers, wherein the inner wall of the limiting cylinder is provided with an anti-drop block, the outer wall of the clamping tweezers is provided with an anti-drop groove matched with the anti-drop block, one end of the limiting cylinder is fixed with a spring, one end of the spring, which is far away from the limiting cylinder, is connected with a tail handle, the end center of the tail handle is connected with the clamping tweezers, the back-off preventing tweezers for oral surgery effectively compensate the phenomenon of insufficient hand strength caused by a doctor in a long-time working state as the opening and closing angle of the clamping tweezers is gradually reduced in the process of clamping objects, the limiting cylinder is gradually close to the tip of the clamping tweezers under the pushing of the spring to limit the back-off tweezers to re-open the limiting tweezers, so that the practicability of the tweezers is effectively improved to a certain degree, meanwhile, the anti-falling block is matched with the anti-falling groove, so that the fixing effect of the limiting cylinder on the clamping forceps can be improved.

Description

Anti-return forceps for oral surgery

Technical Field

The utility model relates to the field of oral surgery instruments, in particular to a pair of anti-return forceps for oral surgery.

Background

Three major fabs, tweezers, probes and probes exist in stomatology, wherein the tweezers are used as the most commonly used medical apparatus in stomatology, are mainly used for clamping cotton balls and small apparatuses and suturing to check the tooth looseness, and play a great role in the dental medical field. Because two arm lock of tweezers itself have certain resilience effect, though this resilience effect can be convenient for the doctor to relapse centre gripping article, the phenomenon that article drop appears easily, this phenomenon is usually because the doctor is when centre gripping article, because long-time work leads to the hand dynamics not enough, and under the effect that tweezers self kick-backed, and leads to article to drop by the clamping part department of tweezers. The dental forceps with the non-return function of the application number CN202021388108.X can play a non-return function for the forceps in a mode that the limiting ball is clamped into the positioning pin, but the forceps cannot be opened by one hand, a clamped object is put down, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pair of anti-return tweezers for oral surgery, which solves the problem that the contrast file cannot be opened by one hand, and a clamped object is put down and is inconvenient to use.

The technical scheme adopted by the utility model for solving the problems is as follows:

the utility model provides an oral cavity operation is with preventing back tweezers, locates its outside a limited section of thick bamboo including clamp tweezers and cover, the anticreep piece is installed to the inner wall of a limited section of thick bamboo, the anticreep groove with anticreep piece looks adaptation is seted up to the outer wall of clamp tweezers, the one end of a limited section of thick bamboo is fixed with the spring, and the spring keeps away from the one end of a limited section of thick bamboo and is connected with the caudal peduncle, the tip center of caudal peduncle is connected with clamp tweezers.

As a further improvement of the technical scheme, the limiting cylinder is composed of a U-shaped frame and a movable plate movably connected with the U-shaped frame, the side wall of the movable plate is connected with a clamping plate, the clamping plate has certain elasticity, one side of the limiting cylinder is provided with a clamping groove matched with the clamping plate, an arc bulge is arranged in the clamping groove and close to the opening, the clamping plate on the side portion of the movable plate is pressed into the clamping groove, the U-shaped frame, the movable plate and the clamping plate can form the limiting cylinder, the clamping plate is stirred by a ring finger to separate the movable plate when the clamping forceps are gripped by one hand, the limiting cylinder is opened to separate the clamping forceps, and an object clamped by the clamping forceps can be conveniently put down.

As a further improvement of the technical scheme, the inner walls of the two sides of the forceps are close to the point part, side grooves are formed in the positions, where the inner walls of the two sides of the forceps are close to the point part, of the forceps, blades are movably mounted in the side grooves, the thickness of the blades is matched with the side grooves, a sliding cylinder is sleeved on the outer wall of the forceps close to the side grooves, a supporting rod is fixed at the end of the sliding cylinder, the end of the supporting rod extends to the side part of the blades, the sliding cylinder controls the supporting rod to move to the side part of the blades to be abutted, when the blades are received in the side grooves, the forceps are normally clamped, and when the blades are put down to be perpendicular to the forceps, the shearing effect can be achieved, and the practicability of the forceps is improved.

As a further improvement of the technical scheme, the spring is in a compressed state when the forceps are opened.

As a further improvement of the technical scheme, the rod part of the forceps is bent.

As a further improvement of the technical scheme, the two sides of the limiting cylinder are provided with poking plates.

Compared with the prior art, the utility model has the following advantages and effects:

1. the utility model discloses a, the clamp tweezers are at centre gripping article in-process, along with the reducing gradually of the angle that opens and shuts of clamp tweezers, a restriction section of thick bamboo is close to the point portion of clamp tweezers gradually under the spring promotes, it opens again to injecing, the phenomenon that the hand dynamics that the doctor leads to under long-time operating condition is not enough has been compensatied effectively to alleviateed doctor's work burden effectively, and then effectively improved the practicality of tweezers to a certain extent, the fixed effect of a restriction section of thick bamboo to clamp tweezers can be improved with the cooperation in anticreep piece and anticreep groove simultaneously.

2. The utility model discloses a, in the cardboard through the fly leaf lateral part is pressed to the draw-in groove, can make U-shaped frame, fly leaf and cardboard constitute a limited section of thick bamboo, stir the cardboard with the ring finger and can separate the fly leaf when singlehanded gripping tweezers, will injure a section of thick bamboo and open and break away from tweezers, the singlehanded object that will press from both sides tweezers centre gripping of being convenient for is put down.

3. The utility model discloses a, increased the outer wall surface area of clamp tweezers through the anticreep groove, stability when can improving the user gripping.

4. The utility model discloses a, the pole is supported in slip slide cartridge control and is removed and contradict to the blade lateral part, and when the blade was received in the side pocket inside, this tweezers were normal clamping effect, and when the blade put down with press from both sides tweezers perpendicularly, can play the shearing action, improve its practicality.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

FIG. 2 is a schematic structural diagram of a limiting cylinder according to an embodiment of the utility model.

Fig. 3 is an enlarged schematic view of the embodiment of the present invention at a in fig. 1.

Fig. 4 is a schematic structural diagram of the blade of the embodiment of the utility model when being retracted.

Wherein: 1. clamping the forceps; 2. defining a barrel; 21. a U-shaped frame; 22. a movable plate; 23. clamping a plate; 3. a spring; 4. a tail handle; 5. an anti-drop block; 6. a side groove; 7. a blade; 8. a slide cylinder; 9. a support rod; 10. a poking plate.

Detailed Description

The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.

Referring to fig. 1 to 4, the present embodiment provides a forceps for oral surgery, which includes a pair of forceps 1 and a limiting cylinder 2 sleeved outside the forceps 1, wherein both sides of the limiting cylinder 2 are respectively provided with a poking plate 10, a rod portion of the forceps 1 is bent, an anti-falling block 5 is installed on an inner wall of the limiting cylinder 2, an outer wall of the forceps 1 is provided with an anti-falling groove adapted to the anti-falling block 5, one end of the limiting cylinder 2 is fixed with a spring 3, and one end of the spring 3 away from the limiting cylinder 2 is connected with a tail handle 4, a center of an end portion of the tail handle 4 is connected with the forceps 1, during a process of clamping an object, the limiting cylinder 2 gradually approaches to a tip portion of the forceps 1 under the pushing of the spring 3 to limit the tip portion to be opened again, so as to effectively compensate for insufficient hand strength caused by a long-time working state of a doctor, thereby effectively relieving the working burden of the doctor, so as to effectively improve the practicability of the tweezers to a certain extent, meanwhile, the fixing effect of the limiting cylinder 2 on the tweezers 1 can be improved by the matching of the anti-falling block 5 and the anti-falling groove, the spring 3 is in a compressed state when the tweezers 1 are opened, the limiting cylinder 2 is composed of a U-shaped frame 21 and a movable plate 22 movably connected with the U-shaped frame, the side wall of the movable plate 22 is connected with a clamping plate 23, the clamping plate 23 has certain elasticity, one side of the limiting cylinder 2 is provided with a clamping groove matched with the clamping plate 23, an arc bulge close to the opening is arranged in the clamping groove, the clamping plate 23 at the side part of the movable plate 22 is pressed into the clamping groove, so that the U-shaped frame 21, the movable plate 22 and the clamping plate 23 can form the limiting cylinder 2, when the tweezers 1 is held by one hand, the clamping plate 23 can be stirred by a ring finger to separate the movable plate 22, the limiting cylinder 2 is opened to separate from the tweezers 1, an object clamped by the tweezers 1 can be conveniently put down, the inner walls at both sides of the clamping tweezers 1 and the positions close to the tip parts are all provided with side grooves 6, and movable mounting has blade 7 in the side slot 6, the thickness and the side slot 6 looks adaptation of blade 7, the outer wall of clamp tweezers 1 just is close to side slot 6 department cover and is equipped with slide cartridge 8, the end fixing of slide cartridge 8 has support rod 9, support rod 9's tip extends to the lateral part of blade 7, slide cartridge 8 control support rod 9 moves and conflicts to blade 7 lateral part, when blade 7 was received in side slot 6 inside, this tweezers was normal clamping effect, when blade 7 was put down and is pressed from both sides tweezers 1 perpendicularly, can play the shearing action, improve its practicality.

The working principle is as follows:

this device is when using, the tweezers 1 is at the centre gripping article in-process, along with the reducing gradually of the angle that opens and shuts of tweezers 1, it is close to the point portion of tweezers 1 gradually to restrict a section of thick bamboo 2 under the promotion of spring 3, it opens again to restrict, the phenomenon that the doctor is not enough at the hand dynamics that leads to under long-time operating condition has been compensatied effectively, thereby doctor's work burden has been alleviateed effectively, and then effectively improved tweezers's practicality to a certain extent, the fixed effect of a section of thick bamboo 2 pair tweezers 1 can be improved to anticreep piece 5 and anticreep groove's cooperation simultaneously, slip slide 8 control is supported pole 9 and is removed and is contradicted to 7 lateral parts of blade, when blade 7 is received inside lateral slot 6, this tweezers are normal clamping effect, when blade 7 puts down and presss from both sides tweezers 1 perpendicularly, can play the shearing action, improve its practicality.

The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides an oral cavity operation is with preventing back tweezers which characterized in that: locate its outside injecture section of thick bamboo (2) including pressing from both sides tweezers (1) and cover, anticreep piece (5) are installed to the inner wall of a restriction section of thick bamboo (2), the anticreep groove with anticreep piece (5) looks adaptation is seted up to the outer wall of pressing from both sides tweezers (1), the one end of a restriction section of thick bamboo (2) is fixed with spring (3), and spring (3) keep away from the one end of a restriction section of thick bamboo (2) and be connected with caudal peduncle (4), the tip center of caudal peduncle (4) is connected with presss from both sides tweezers (1).

2. The anti-backup forceps for oral surgery according to claim 1, characterized in that: the limiting cylinder (2) is composed of a U-shaped frame (21) and a movable plate (22) movably connected with the U-shaped frame, the side wall of the movable plate (22) is connected with a clamping plate (23), and one side of the limiting cylinder (2) is provided with a clamping groove matched with the clamping plate (23).

3. The anti-backup forceps for oral surgery according to claim 1, characterized in that: the utility model discloses a tweezers, including the both sides of pressing from both sides tweezers (1) inner wall and be close to point portion department and all seted up side channel (6), and movable mounting has blade (7) in side channel (6), the outer wall of pressing from both sides tweezers (1) just is close to side channel (6) department cover and is equipped with slide cartridge (8), and the end fixing of slide cartridge (8) has support rod (9), and the tip of support rod (9) extends to the lateral part of blade (7).

4. The anti-backup forceps for oral surgery according to claim 3, characterized in that: when the forceps (1) are opened, the spring (3) is in a compressed state.

5. The anti-backup forceps for oral surgery according to claim 1, characterized in that: the rod part of the forceps (1) is bent.

6. The anti-backup forceps for oral surgery according to claim 1, characterized in that: and both sides of the limiting cylinder (2) are provided with poking plates (10).