CN216060798U

CN216060798U - Novel tweezers for department of stomatology

Info

Publication number: CN216060798U
Application number: CN202122075896.8U
Authority: CN
Inventors: 郑娟; 熊成玲
Original assignee: Affiliated Hospital of Shandong University of Traditional Chinese Medicine
Current assignee: Affiliated Hospital of Shandong University of Traditional Chinese Medicine
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-03-18
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a novel forceps for stomatology department, which comprises a forceps handle, wherein a main body is fixedly arranged on the forceps handle, a fixed rod is rotatably arranged on the main body, a clamping arm is fixedly arranged in front of the main body, and a clamping head is slidably arranged in the clamping arm; set up rotatable dead lever, nut spiro union on screw thread and another group arm lock offered on through the dead lever, let tweezers keep the state that lasts the centre gripping, make the doctor need not last always hold between the fingers tweezers, make things convenient for the doctor to carry out some more complicated operations to disease oral cavity inside, when need not use the spiro union to fix, the bolt also can follow the activity route of dead lever and put aside, avoid influencing two sets of arm locks and be close to the centre gripping, the arm lock of tweezers is hollow structure, use up the tweezers that have sharp chuck after, can promote the chuck to inside the arm lock, hide sharp chuck, avoid exposing sharp chuck in the external world and cause unexpected harm to the human body.

Description

Novel tweezers for department of stomatology

Technical Field

The utility model relates to the technical field of tweezers, in particular to a novel pair of tweezers for stomatology department.

Background

Tweezers are a tool for clamping block-shaped medicines, metal particles, hair, thorns and other small things. The forceps can also be used for mobile phone maintenance, and can be used for clamping wires, elements, integrated circuit pins and the like, and the forceps for stomatology are special clips for operating the internal tissues of the oral cavity of a patient.

Present tweezers for department of stomatology still have some weak points, use tweezers when carrying out the centre gripping to disease oral cavity internal tissue, tweezers need continuously use the hand to carry out the centre gripping to tissue department, the hand of centre gripping tweezers then can't carry out other work, when the doctor needs to carry out complicated operation to oral cavity internal tissue, tweezers self can't keep continuously the centre gripping, then can influence doctor's operation, the tweezers that current department of stomatology used are of a great variety simultaneously, but the difference is different many the chucks, the arm lock structure does not have too big difference, the waste of material has been caused, some tweezers chucks are comparatively sharp simultaneously, direct exposure is external, may cause the harm to the human body because of the accident.

Therefore, a novel forceps for department of stomatology is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel pair of forceps for stomatology department, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel forceps for department of stomatology comprises a forceps handle, a main body is fixedly installed on the forceps handle, a fixing rod is rotatably installed on the main body, a clamping arm is fixedly installed in front of the main body, a clamping head is slidably installed in the clamping arm, a button is fixedly installed on the clamping head, a groove is formed in the clamping arm, a sliding chute is formed in the groove, a nut is slidably installed in the groove, a sliding block is fixedly installed at the rear end of the nut, a through hole is formed in the left end of the groove, a clamping groove is formed in the clamping arm, a bayonet is formed in the clamping groove, a notch is formed in the middle position of the bottom end inside the clamping groove, a limiting column is fixedly installed below the button, a connecting block is slidably installed in the limiting column, an inclined plane is formed at the front end of the connecting block, a tooth socket is formed in the connecting block, and a tail column is fixedly installed at the rear end of the connecting block, the tooth socket is fixedly provided with a connecting rod, and two ends of the connecting rod are fixedly provided with clamping blocks.

Preferably, a set of sliding grooves are formed in the upper portion and the lower portion of the rear end inside the groove, the sliding block is inserted into the two sets of sliding grooves, a set of opening communicating nuts are formed in the rear end of the sliding block, and the front end and the rear end of the clamping arm are penetrated through holes formed in the rear end of the groove.

Preferably, the fixing rod is rotatably installed on the main body, a left half portion of the fixing rod is separately provided with a thread, and a left end of the fixing rod is inserted into the groove through the through hole.

Preferably, the chuck is inserted into the clamping arm through the clamping groove, the button is clamped into the notch and is in sliding connection with the notch, and the clamping block is connected with the clamping opening in a clamping mode.

Preferably, a transverse tooth opening is formed in the connecting rod and is in meshed connection with the tooth groove, the clamping block is mounted on the surface of the clamping head, and the clamping block is rotationally connected with the clamping head.

Preferably, another group of inclined planes are arranged at the bottom end of the button, the two groups of inclined planes are connected in a sliding mode, the button is inserted into the limiting column, and a group of springs are fixedly mounted at the bottom end inside the limiting column.

Preferably, the rear end of the tail column is fixedly provided with another group of limiting columns, the tail column is inserted into another group of limiting columns, and another group of springs are fixedly arranged in the other group of limiting columns.

Compared with the prior art, the utility model has the beneficial effects that:

1. be provided with rotatable dead lever on a set of arm lock of tweezers, set up screw thread on the dead lever, after the tweezers centre gripping tissue, can twist the bolt spiro union of dead lever on with another group fixed, let tweezers keep the state that lasts the centre gripping for the doctor need not last pincher trees tweezers always, makes things convenient for the doctor to carry out some more complicated operations to disease oral cavity inside, when need not use the spiro union to fix, the bolt also can follow the activity route of dead lever and put aside, avoids influencing two sets of arm lock and is close to the centre gripping.

2. The arm lock of tweezers is hollow structure, has used up the tweezers that have sharp chuck after, can promote the chuck to the arm lock inside, hides sharp chuck, avoids exposing the sharp chuck in the external world and causes unexpected harm to the human body, presses the button on the chuck simultaneously, can follow the arm lock with the chuck and take off to change different chucks and use.

Drawings

FIG. 1 is a schematic view of the external structure of the present invention;

FIG. 2 is an enlarged view of the structure at A of the present invention;

FIG. 3 is a front sectional view of the present invention;

FIG. 4 is a schematic view of a clamping groove of the clamping arm according to the present invention;

fig. 5 is a schematic view of the button structure of the present invention.

In the figure: 1. a main body; 2. fixing the rod; 3. a forceps handle; 4. clamping arms; 5. a button; 6. a chuck; 7. a groove; 8. a chute; 9. a nut; 10. a slider; 11. a through hole; 12. a card slot; 13. a bayonet; 14. a recess; 15. a connecting rod; 16. a clamping block; 17. a tail pillar; 18. a tooth socket; 19. connecting blocks; 20. a limiting column; 21. a bevel.

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.

Referring to fig. 1 to 5, the present invention provides a technical solution of a novel forceps for stomatology: a novel forceps for department of stomatology is disclosed, as shown in figures 1 to 5, comprising a forceps handle 3, a main body 1 is fixedly arranged on the forceps handle 3, a fixing rod 2 is rotatably arranged on the main body 1, a clamping arm 4 is fixedly arranged in front of the main body 1, a clamping head 6 is slidably arranged in the clamping arm 4, a button 5 is fixedly arranged on the clamping head 6, a groove 7 is arranged on the clamping arm 4, a chute 8 is arranged in the groove 7, a nut 9 is slidably arranged in the groove 7, a slider 10 is fixedly arranged at the rear end of the nut 9, a through hole 11 is arranged at the left end of the groove 7, a clamping groove 12 is arranged on the clamping arm 4, a bayonet 13 is arranged in the clamping groove 12, a notch 14 is arranged at the middle position of the bottom end inside the clamping groove 12, a limit column 20 is fixedly arranged below the button 5, a connecting block 19 is slidably arranged in the limit column 20, an inclined plane 21 is arranged at the front end of the connecting block 19, and a tooth space 18 is arranged on the connecting block 19, the rear end fixed mounting of connecting block 19 has the caudal peduncle 17, and fixed mounting has connecting rod 15 on the tooth's socket 18, and the both ends fixed mounting of connecting rod 15 has fixture block 16.

By adopting the technical scheme, the nut 9 is moved to the front end of the through hole 11, the clamping arm 4 is extruded, the fixed rod 2 is contacted with the nut 9 through the through hole 11, the fixed rod 2 is screwed on the nut 9, so that after the hand is loosened, the tweezers can continuously keep a clamping state, a doctor can conveniently carry out other operations, when the clamping state is not required to be continuously kept, the nut 9 can be moved away from the front end of the through hole 11, the fixed rod 2 can easily pass through the through hole 11 to push the chuck 6 upwards, the chuck 6 can be plugged into the clamping groove 12, the tweezers volume can be reduced, the damage to the human body caused by the accident of the sharp chuck 6 can be avoided, after the chuck 6 is pulled out, the button 5 is popped out from the notch 14, the clamping block 16 is clamped with the clamping opening 13 to avoid the falling off of the chuck 6, the button 5 is pressed, the connecting block 19 moves backwards to drive the connecting rod 15 to rotate, and the clamping block 16 is collected into the inside of the chuck 6, and the clamping of the clamping block 16 and the bayonet 13 is finished, so that the chuck 6 is conveniently taken down from the clamping arm 4.

Specifically, as shown in fig. 2, a set of sliding grooves 8 are formed in the upper portion and the lower portion of the rear end inside the groove 7, the sliding block 10 is inserted into the two sets of sliding grooves 8, a set of opening communicating nuts 9 are formed in the rear end of the sliding block 10, and through holes 11 are formed in the rear end of the groove 7 and penetrate through the front end and the rear end of the clamping arm 4.

Through adopting above-mentioned technical scheme, nut 9 accessible slider 10 slides in the inside of recess 7, when sliding to through-hole 11 front end, can be with dead lever 2 and nut 9 spiro union for tweezers continuously keep the centre gripping state, when puting aside nut 9 from the front end of through-hole 11, make things convenient for dead lever 2 to pass through from through-hole 11, make the shrink that arm lock 4 can be more nimble, carry out work.

Specifically, as shown in fig. 1 to 3, the fixing lever 2 is rotatably installed on the main body 1, a left half portion of the fixing lever 2 is separately provided with a screw, and a left end of the fixing lever 2 is inserted into the groove 7 through the through hole 11.

Through adopting above-mentioned technical scheme, the accessible changes the position of nut 9, presses arm lock 4 and is with dead lever 2 and nut 9 spiro union, or directly through-hole 11, changes the state of tweezers, reaches the state that lasts the centre gripping state or directly resume, makes things convenient for medical personnel to operate.

Specifically, as shown in fig. 4 and 5, the collet 6 is inserted into the interior of the clamping arm 4 through the clamping groove 12, the button 5 is clamped into the notch 14, the button 5 is slidably connected with the notch 14, and the clamping block 16 is connected with the clamping opening 13 in a clamping manner.

Through adopting above-mentioned technical scheme, in chuck 6 can accomodate draw-in groove 12, the volume of reducible tweezers also can avoid sharp chuck 6 accident to cause the harm to the human body, pulls out the back with button 5 from notch 14, and button 5 upsets, and fixture block 16 and bayonet 13 block avoid chuck 6 to break away from arm lock 4, makes things convenient for medical personnel to operate tweezers, carries out work.

Specifically, as shown in fig. 5, a transverse tooth opening is formed on the connecting rod 15, the tooth opening is engaged with the tooth groove 18, the latch 16 is mounted on the surface of the chuck 6, and the latch 16 is rotatably connected with the chuck 6.

Through adopting above-mentioned technical scheme, connecting block 19 removes, can drive connecting rod 15 and rotate, when connecting block 19 backward move, drives 16 anticlockwise rotations of fixture block, contracts to the inside of chuck 6, and the block that finishes and bayonet 13 is connected can take off chuck 6 from arm lock 4, changes and cleans it.

Specifically, as shown in fig. 5, another set of inclined planes 21 is provided at the bottom end of the button 5, the two sets of inclined planes 21 are connected in a sliding manner, the button 5 is inserted into the limiting column 20, and a set of springs is fixedly mounted at the bottom end inside the limiting column 20.

Through adopting above-mentioned technical scheme, press button 5, can push connecting block 19 backward, contract fixture block 16 to the inside of chuck 6, take off chuck 6 from arm lock 4, the installation spring can be with button 5 jack-up, conveniently carries out same operation next time.

Specifically, as shown in fig. 5, another set of limiting columns 20 is fixedly installed at the rear ends of the tail columns 17, the tail columns 17 are inserted into the other set of limiting columns 20, and another set of springs is fixedly installed in the other set of limiting columns 20.

Through adopting above-mentioned technical scheme, button 5 promotes connecting block 19 to the rear side after, unclamps button 5, and button 5 bounces, and connecting block 19 loses stopping of button 5, and another group of spring promotes tailpiece 17 forward, resets connecting block 19, drives fixture block 16 simultaneously and rises, conveniently carries out same operation next time.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel tweezers are used to department of stomatology, includes tweezers handle (3), its characterized in that: the forceps are characterized in that a main body (1) is fixedly mounted on a forceps handle (3), a fixing rod (2) is rotatably mounted on the main body (1), a clamping arm (4) is fixedly mounted in the front of the main body (1), a clamping head (6) is slidably mounted in the clamping arm (4), a button (5) is fixedly mounted on the clamping head (6), a groove (7) is formed in the clamping arm (4), a sliding groove (8) is formed in the groove (7), a nut (9) is slidably mounted in the groove (7), a sliding block (10) is fixedly mounted at the rear end of the nut (9), a through hole (11) is formed in the left end of the groove (7), a clamping groove (12) is formed in the clamping arm (4), a bayonet (13) is formed in the clamping groove (12), a notch (14) is formed in the middle position of the bottom end inside the clamping groove (12), and a limiting column (20) is fixedly mounted below the button (5), spacing post (20) slidable mounting has connecting block (19), inclined plane (21) have been seted up to the front end of connecting block (19), tooth's socket (18) have been seted up on connecting block (19), the rear end fixed mounting of connecting block (19) has tail post (17), fixed mounting has connecting rod (15) on tooth's socket (18), the both ends fixed mounting of connecting rod (15) has fixture block (16).

2. The novel forceps for stomatology department of claim 1, wherein: a set of spout (8) have all been seted up to the upper and lower side of recess (7) inside rear end, slider (10) insert in two sets of spout (8), a set of opening intercommunication nut (9) have been seted up to the rear end of slider (10), both ends around through-hole (11) run through arm lock (4) have been seted up to the rear end of recess (7).

3. The novel forceps for stomatology department of claim 1, wherein: the fixing rod (2) is rotatably installed on the main body (1), threads are separately arranged on the left half portion of the fixing rod (2), and the left end of the fixing rod (2) is inserted into the groove (7) through the through hole (11).

4. The novel forceps for stomatology department of claim 1, wherein: the inside of chuck (6) through draw-in groove (12) insertion arm (4), in notch (14) is gone into to button (5), and button (5) and notch (14) sliding connection, fixture block (16) and bayonet socket (13) block are connected.

5. The novel forceps for stomatology department of claim 1, wherein: the connecting rod (15) is provided with a transverse tooth opening, the tooth opening is meshed with the tooth groove (18), the fixture block (16) is installed on the surface of the chuck (6), and the fixture block (16) is rotationally connected with the chuck (6).

6. The novel forceps for stomatology department of claim 1, wherein: another inclined plane (21) of organizing has been seted up to the bottom of button (5), through sliding connection between two sets of inclined planes (21), during button (5) inserted spacing post (20), and the inside bottom fixed mounting of spacing post (20) has a set of spring.

7. The novel forceps for stomatology department of claim 1, wherein: the rear end fixed mounting of tail post (17) has another group spacing post (20), tail post (17) insert in another group spacing post (20), and fixed mounting has another group spring in another group spacing post (20).