CN216364982U

CN216364982U - Mouth gag is used to department of stomatology that can accurately adjust

Info

Publication number: CN216364982U
Application number: CN202122400708.4U
Authority: CN
Inventors: 陈丽莉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-01
Filing date: 2021-10-01
Publication date: 2022-04-26
Anticipated expiration: 2031-10-01

Abstract

The utility model discloses a mouth gag for stomatology, which can be accurately adjusted, and comprises a forceps body A and a forceps body B, wherein the forceps body A and the forceps body B are connected through a rotating shaft, a fixing strip is fixed on the surface of the forceps body B, a fixing block is fixed on the surface of the forceps body A, a sliding groove is formed in the fixing strip in a penetrating manner, the fixing block extends into the sliding groove, a screw hole is formed in the fixing block and the forceps body A in a penetrating manner, a screw rod is connected to the inner thread of the screw hole in a threaded manner and extends out of the fixing strip, a friction top block is fixed at one end of the screw rod, and the inner side of the friction top block is in extrusion contact with the surface of the fixing strip; through the structures such as the rotary handle, the friction ejector block, the fixing strip, the fixing block, the screw rod and the screw hole, the angle between the forceps body A and the forceps body B can be fixed, relative movement between the forceps body A and the forceps body B is avoided, and accurate adjustment of instruments is facilitated.

Description

Mouth gag is used to department of stomatology that can accurately adjust

Technical Field

The utility model belongs to the technical field of appliances for stomatology, and particularly relates to a mouth gag capable of being accurately adjusted for the stomatology.

Background

The department of stomatology, one of the medical disciplines, is a discipline for specially examining and treating various oral diseases; when the oral cavity examination is carried out on a patient, the patient needs to open the mouth to the maximum extent for a long time, the oral cavity muscle of the patient is easy to fatigue after the time is long, the requirement on the patient is high, and at the moment, the oral cavity of the patient needs to be opened by means of the mouth gag.

The existing mouth gag is not provided with an angle fixing structure, after the angle of the instrument is adjusted, a doctor still needs to hold the instrument and cannot release the hand, the subsequent operation of the doctor is not facilitated, and the angle of the instrument is easy to change, so that the aim of accurately adjusting the angle of the instrument cannot be fulfilled; meanwhile, the stomatoscope on the existing instrument can not be disassembled and replaced generally, and is not beneficial to the normal use of the instrument.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mouth gag for department of stomatology, which can be accurately adjusted, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a mouth gag for department of stomatology that can accurately adjust, includes pincers body A and pincers body B, the pivot is connected between pincers body A and the pincers body B, the fixed surface of pincers body B has the fixed strip, pincers body A's fixed surface has the fixed block, the inside of fixed strip is run through and has been seted up the spout, the fixed block stretches into the inside of spout, the screw has been run through and has been seted up to fixed block and pincers body A's inside, the internal thread of screw has the screw rod, the screw rod stretches out the outside to the fixed strip, the one end of screw rod is fixed with the friction kicking block, the inboard of friction kicking block and the surperficial extrusion contact of fixed strip.

Preferably, the one end of pincers body A and pincers body B all is fixed with arc oral cavity cover, two be fixed with the plastic strip between the arc oral cavity cover, the middle-end surface of plastic strip is provided with the mount pad, the surface of mount pad is provided with the mouth mirror, the bottom of mount pad is provided with the installation base, the surface of plastic strip seted up with the corresponding mounting groove of installation base, the installation base imbeds the inside of mounting groove, the bottom of mounting groove is provided with strong magnetic sheet, the contact is inhaled to installation base and strong magnetic sheet magnetism.

Preferably, the two sides of the mounting base are symmetrically fixed with side blocks, the inner wall of the mounting groove is symmetrically provided with side grooves corresponding to the side blocks, and the side blocks are embedded into the side grooves.

Preferably, a positioning bulge is fixed at the bottom end of the side groove, a positioning groove corresponding to the positioning bulge is formed in the bottom surface of the side block, and the top end of the positioning bulge extends into the positioning groove.

Preferably, the friction top block and the screw form a structure with a T-shaped section, and a rotary handle is fixed on the outer side surface of the friction top block.

Preferably, a pressure lever is fixed on the surface of the forceps body B, a fixing lever is fixed on the surface of the forceps body A, an internal groove is formed in the fixing lever in a penetrating mode, the end portion of the pressure lever extends into the internal groove, and a spring is arranged between the end portion of the pressure lever and the inner wall of the internal groove.

Preferably, the other ends of the forceps body A and the forceps body B are respectively fixed with a fixing ring, and the inner surface of each fixing ring is provided with anti-skid grains.

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

1. through the structures such as the rotary handle, the friction ejector block, the fixing strip, the fixing block, the screw rod and the screw hole, the angle between the forceps body A and the forceps body B can be fixed, relative movement between the forceps body A and the forceps body B is avoided, and accurate adjustment of instruments is facilitated.

2. Through the installation base, mounting groove, strong magnetic sheet, side piece, side slot, constant head tank and the protruding isotructure in location of design, can dismantle mount pad and mouth mirror, conveniently change the two, be favorable to the normal use of apparatus.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a partial cross-sectional view of the fixation bar and the knob of the present invention;

FIG. 3 is a partial cross-sectional view of the connection of the compression bar and the fixation bar of the present invention;

FIG. 4 is a partial cross-sectional view of the connection of the plastic strip and the mounting cup of the present invention;

FIG. 5 is an enlarged view of a portion of the area A of FIG. 4 according to the present invention;

in the figure: 1. an arc-shaped oral cavity sleeve; 2. a clamp body A; 3. a clamp body B; 4. a fixing strip; 5. a chute; 6. turning a handle; 7. a pressure lever; 8. fixing the rod; 9. a plastic strip; 10. a mounting seat; 11. a fixed block; 12. a screw hole; 13. a screw; 14. rubbing the top block; 15. a built-in groove; 16. a mouth mirror; 17. installing a base; 18. mounting grooves; 19. a strong magnetic sheet; 20. a side block; 21. a side groove; 22. positioning a groove; 23. and a positioning projection.

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.

Examples

Referring to fig. 1 to 5, the present invention provides a technical solution: an accurately adjustable mouth gag for department of stomatology comprises a forceps body A2 and a forceps body B3, which form the main framework of the device, the forceps body A2 is connected with the forceps body B3 through a rotating shaft, a fixing strip 4 is fixed on the surface of the forceps body B3, a fixing block 11 is fixed on the surface of the forceps body A2, a sliding groove 5 is formed in the fixing strip 4 in a penetrating manner, the fixing block 11 extends into the sliding groove 5, the forceps body A2 and the forceps body B3 slide in the sliding groove 5 when moving, a screw hole 12 is formed in the fixing block 11 and the forceps body A2 in a penetrating manner and used for arranging a screw 13, a screw 13 is connected with the screw 12 through internal threads, the screw 13 extends out of the fixing strip 4, a friction top block 14 is fixed at one end of the screw 13, and the angle between a forceps body A2 and the forceps body B3 can be fixed through the designed structures such as a rotary handle 6, the friction top block 14, the fixing strip 4, the fixing block 11, the screw 13, the screw hole 12 and the screw hole 12, the relative movement between the two is avoided, the precise adjustment of the instrument is facilitated, and the inner side of the friction top block 14 is in pressing contact with the surface of the fixing strip 4.

In the embodiment, preferably, the arc-shaped oral cavity sleeves 1 are fixed at one end of each of the forceps body a2 and the forceps body B3, the plastic strip 9 is fixed between the two arc-shaped oral cavity sleeves 1, the plastic strip 9 is symmetrically provided with bends corresponding to two sides of the mounting seat 10 and used for stretching and retracting the plastic strip 9, the mounting seat 10 is arranged on the middle end surface of the plastic strip 9, the mouth mirror 16 is arranged on the surface of the mounting seat 10 and used for observing the inside of the oral cavity of a patient, the mounting seat 17 is arranged at the bottom of the mounting seat 10, the mounting groove 18 corresponding to the mounting seat 17 is formed in the surface of the plastic strip 9, the mounting seat 17 is embedded into the mounting groove 18, the strong magnetic sheet 19 is arranged at the bottom of the mounting groove 18, the mounting seat 10 and the mouth mirror 16 can be detached through the designed structures of the mounting seat 17, the mounting groove 18, the strong magnetic sheet 19 and the like, so that the replacement of the two is convenient and the normal use of the instrument is facilitated, the mounting base 17 is magnetically contacted with the strong magnetic sheet 19 to fix the mounting base 10.

In this embodiment, preferably, the side blocks 20 are symmetrically fixed on both sides of the mounting base 17, the inner wall of the mounting groove 18 is symmetrically provided with side grooves 21 corresponding to the side blocks 20, and the side blocks 20 are embedded into the side grooves 21 to primarily position the mounting base 10.

In this embodiment, preferably, the bottom end of the side groove 21 is fixed with a positioning protrusion 23, the bottom surface of the side block 20 is provided with a positioning groove 22 corresponding to the positioning protrusion 23, and the top end of the positioning protrusion 23 extends into the positioning groove 22, so as to further improve the stability of the mounting base 10.

In this embodiment, preferably, the friction top block 14 and the screw 13 form a structure with a T-shaped cross section, and the outer side surface of the friction top block 14 is fixed with the rotating handle 6 to facilitate the rotation of the screw 13.

In this embodiment, preferably, a pressing rod 7 is fixed on the surface of the forceps body B3, a fixing rod 8 is fixed on the surface of the forceps body a2, an internal groove 15 penetrates through the fixing rod 8, the end of the pressing rod 7 extends into the internal groove 15, and a spring is arranged between the end of the pressing rod 7 and the inner wall of the internal groove 15 and used for resetting between the forceps body a2 and the forceps body B3.

In this embodiment, preferably, the other ends of the forceps body a2 and the forceps body B3 are both fixed with a fixing ring, and the inner surface of the fixing ring is provided with anti-slip threads, so that the friction force is increased, and slipping is avoided.

The working principle and the using process of the utility model are as follows: when the utility model is used, a doctor can use the thumb and middle finger to pass through the fixing rings at the ends of the forceps body A2 and the forceps body B3 to hold the instrument, then the arc-shaped oral cavity sleeve 1 is stretched into the oral cavity of a patient, then the fixing rings are pressed, under the mutual matching of the forceps body A2 and the forceps body B3, the arc-shaped oral cavity sleeves 1 at the two sides can be opened to prop open the oral cavity of the patient, at the moment, the spring inside the built-in groove 15 is compressed, after the oral cavity of the patient is propped to a proper size, the angle between the forceps body A2 and the forceps body B3 needs to be fixed, at the moment, the rotary handle 6 can be rotated, the screw 13 can move in the screw hole 12, until the bottom surface of the friction top block 14 firmly extrudes the surface of the fixing strip 4, at the moment, the forceps body A2 and the forceps body B3 are fixed together, the angle between the two is also fixed immediately, under the mutual matching of the above structures, the instrument can be accurately adjusted, the use of the apparatus is facilitated; the apparatus is in the use, the usable stomatoscope 16 of doctor on mount pad 10 observes patient's the inside of oral cavity, for guaranteeing the normal use of apparatus, the doctor needs to carry out periodic replacement to mount pad 10 and stomatoscope 16, the operation is to pull mount pad 10, remove the magnetism between installation base 17 and the strong magnetic sheet 19 and inhale and connect, from this alright dismantle mount pad 10 together with stomatoscope 16, install new mount pad 10 again, make the installation base 17 of mount pad 10 bottom imbed the inside of mounting groove 18 and adsorb mutually with strong magnetic sheet 19, and the inside of sidestick 21 also can be embedded into to side piece 20, and the inside of constant head tank 22 is blocked to the top of location arch 23, accomplish the installation to mount pad 10 and stomatoscope 16, the apparatus can drop into the use again.

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 mouth gag for department of stomatology that can accurately adjust, includes pincers body A (2) and pincers body B (3), its characterized in that: the utility model discloses a clamp, including pincers body A (2), pincers body B (3), the fixed surface of pincers body B (3) is fixed with fixed strip (4), the fixed surface of pincers body A (2) is fixed with fixed block (11), spout (5) have been seted up in the inside of fixed strip (4) runs through, fixed block (11) stretch into the inside of spout (5), fixed block (11) and the inside of pincers body A (2) run through and have been seted up screw (12), the internal thread of screw (12) is connected with screw rod (13), the outside that stretches out to fixed strip (4) is stretched out in screw rod (13), the one end of screw rod (13) is fixed with friction kicking block (14), the inboard of friction kicking block (14) and the surface extrusion contact of fixed strip (4).

2. The precisely adjustable oral mouthpiece of claim 1, wherein: the one end of pincers body A (2) and pincers body B (3) all is fixed with arc oral cavity cover (1), two be fixed with plastic strip (9) between arc oral cavity cover (1), the middle-end surface of plastic strip (9) is provided with mount pad (10), the surface of mount pad (10) is provided with mouth mirror (16), the bottom of mount pad (10) is provided with installation base (17), the corresponding mounting groove (18) of installation base (17) are seted up and installed on the surface of plastic strip (9), the inside of mounting groove (18) is embedded into to installation base (17), the bottom of mounting groove (18) is provided with strong magnet (19), the contact is inhaled to installation base (17) and strong magnet (19) magnetism.

3. The precisely adjustable oral mouthpiece of claim 2, wherein: the side blocks (20) are symmetrically fixed on two sides of the mounting base (17), the inner wall of the mounting groove (18) is symmetrically provided with side grooves (21) corresponding to the side blocks (20), and the side blocks (20) are embedded into the side grooves (21).

4. A precisely adjustable oral mouthpiece of claim 3, wherein: the bottom end of the side groove (21) is fixed with a positioning bulge (23), the bottom surface of the side block (20) is provided with a positioning groove (22) corresponding to the positioning bulge (23), and the top end of the positioning bulge (23) extends into the positioning groove (22).

5. The precisely adjustable oral mouthpiece of claim 1, wherein: the friction top block (14) and the screw (13) form a structure with a T-shaped section, and a rotary handle (6) is fixed on the outer side surface of the friction top block (14).

6. The precisely adjustable oral mouthpiece of claim 1, wherein: the clamp is characterized in that a pressing rod (7) is fixed on the surface of the clamp body B (3), a fixing rod (8) is fixed on the surface of the clamp body A (2), a built-in groove (15) is formed in the fixing rod (8) in a penetrating mode, the end portion of the pressing rod (7) extends into the built-in groove (15), and a spring is arranged between the end portion of the pressing rod (7) and the inner wall of the built-in groove (15).

7. The precisely adjustable oral mouthpiece of claim 1, wherein: the other ends of the forceps body A (2) and the forceps body B (3) are respectively fixed with a fixing ring, and the inner surface of each fixing ring is provided with anti-skid grains.