CN217066672U - Mouth gag for dental treatment - Google Patents

Abstract

The utility model belongs to the technical field of opening mechanical equipment, concretely relates to mouth gag for dental treatment, including two shedding mechanism, outer barrel, interior barrel and stop gear, two shedding mechanism articulate the one end at outer barrel, and two shedding mechanism longitudinal symmetry sets up, and the annular block is installed to outer barrel inside wall, and the annular block inner wall is seted up there is the internal thread, and the external screw thread with internal thread looks adaptation is seted up to the outer wall of interior barrel, and interior barrel is inserted and is established in the urceolus and with annular block threaded connection. The inner barrel is inserted into one end of the outer barrel and is provided with a shaft sleeve, the inner barrel is communicated with the shaft sleeve, a movable rod is hinged between the shaft sleeve and the two opening mechanisms respectively, and the limiting mechanism is sleeved on the outer side wall of the outer barrel. The utility model has the technical characteristics of can moderate degree adjust the degree of tension in patient's oral cavity, make things convenient for medical personnel's treatment and improve patient's comfort level, can play pertinence diagnosis and treatment to the bad tooth of individuality simultaneously.

Description

Mouth gag is used in dental treatment

Technical Field

The utility model belongs to the technical field of opening mechanical equipment, concretely relates to mouth gag is used in dentistry treatment.

Background

Dentistry is one of the medical discipline categories, and mainly treats tooth and periodontal related diseases. In the dental field, special auxiliary instruments are often required for auxiliary treatment, which plays a critical role in treatment efficiency and treatment efficacy, for example, an auxiliary opening instrument device is one of the instruments commonly used in dental treatment. However, some existing auxiliary mouth opening apparatus devices are complex and heavy in structure and cumbersome to use, on one hand, the auxiliary mouth opening apparatus devices can only support the oral cavity in a fixed opening degree, the size is fixed and is inconvenient to adjust, and the auxiliary mouth opening apparatus devices are not suitable for the applicability of different oral cavity sizes of different patients; on the other hand, when a patient opens the mouth, the auxiliary opening device often wraps the upper and lower rows of teeth completely, which is inconvenient for the inspection and treatment of individual broken teeth, so that it is necessary to provide a better technical solution to solve the above technical problems based on the above defects.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mouth gag for dental therapy, which aims to solve the technical problem pointed out in the background technology.

In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides a mouth gag for dental therapy, includes two shedding mechanism, outer barrel, interior barrel and stop gear, two shedding mechanism articulates the one end of outer barrel, and two shedding mechanism longitudinal symmetry sets up, the annular piece is installed to outer barrel inside wall, the annular piece inner wall is seted up there is the internal thread, the outer wall of interior barrel seted up with the external screw thread of internal thread looks adaptation, interior barrel is inserted and is established the urceolus is internal and with annular piece threaded connection.

The inner barrel is inserted into one end of the outer barrel and provided with a shaft sleeve, the inner barrel is communicated with the shaft sleeve, a movable rod is hinged between the shaft sleeve and the two opening mechanisms respectively, and the limiting mechanism is sleeved on the outer side wall of the outer barrel.

Preferably, stop gear includes stopper, annular gleitbretter, many connecting rods and rotation ring piece, the stopper is the loop configuration, just the stopper is equipped with annular spout along the axial direction is concave, annular gleitbretter cover is established outer barrel is gone up and sliding connection is in the annular spout, the external diameter of annular spout is in the interval is equipped with a plurality of card strips on the stopper, the week of annular gleitbretter along the spaced apart a plurality of with the bar draw-in groove of card strip looks adaptation, annular gleitbretter passes through the card strip card is established on the bar draw-in groove with stopper spacing connection, interior barrel is kept away from the outer wall cover of outer barrel one end is equipped with the rotation ring piece, annular gleitbretter with be equipped with many between the rotation ring piece the connecting rod.

Preferably, the card strip is equipped with four, four the card strip is circular array distribution and sets up, the connecting rod is equipped with four, four the connecting rod is circular array distribution and sets up.

Preferably, a plurality of anti-slip openings are formed in the periphery of the rotating ring piece, and the anti-slip openings are distributed in a circular array.

Preferably, the number of the anti-skid openings is four, and the four anti-skid openings are distributed in a circular array.

Preferably, the shedding mechanism comprises a movable sheet and a tooth clamping groove, one end of the movable sheet is hinged to one end of the outer barrel, the other end of the movable sheet is provided with the tooth clamping groove, and the shaft sleeve is hinged to the movable sheet through a movable rod.

Due to the adoption of the technical scheme, the beneficial effects of the utility model are that:

1. the utility model provides a mouth gag for dental treatment, which utilizes tooth clamping grooves of two mouth gag mechanisms to respectively support upper teeth and lower teeth, and moves forwards in an outer cylinder body by rotating an inner cylinder body, and supports the upper teeth and the lower teeth upwards and downwards by a movable rod to realize the mouth gag of a patient; the inner cylinder body and the outer cylinder body are in threaded connection, so that the degree of opening of the oral cavity of a patient can be properly adjusted, the treatment of medical personnel is facilitated, and meanwhile, the comfort level of the patient can be improved; when confirming the oral cavity opening degree, the last annular gleitbretter of stop gear is established on the bar draw-in groove through the card strip card and is spacing with the stopper is connected, carries on spacingly then to the movable piece, avoids removing to bring the hindrance for medical personnel's treatment. The utility model discloses simple structure and use portably, be worth popularizing and applying.

2. The middle tooth clamping groove of the utility model adopts a regional opening mode, the upper teeth and the lower teeth do not need to be completely wrapped and spread, and the position of the mouth gag is adjusted according to the position of the bad teeth to be treated, so that the bad teeth and the mouth gag are staggered, the medical staff can conveniently check and treat the bad teeth, and the using degree of freedom is higher; when a patient opens the mouth, the patient needs to suck saliva in the mouth, the observation and treatment are prevented from being influenced by the uncontrolled flow outlet cavity of the saliva, and the saliva can be sucked by inserting a saliva sucking head through a gap between two movable sheets or an inner cylinder body, so that the convenience of diagnosis and treatment is improved; the anti-slip opening on the periphery of the rotating ring piece is convenient for an operator to rotate the inner cylinder body, simplifies the operation and is convenient to use.

Drawings

Fig. 1 is a schematic sectional view in a front view direction of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is an enlarged sectional view taken along line A-A of FIG. 1;

FIG. 4 is a schematic structural view of the limiting block of the present invention;

fig. 5 is a schematic structural view of the rotating ring of the present invention.

The main reference symbols in the drawings are as follows:

1. an opening mechanism; 11. a movable plate; 12. a tooth slot; 2. an outer cylinder; 21. a ring block; 3. an inner cylinder; 31. a shaft sleeve; 4. a limiting mechanism; 41. a limiting block; 411. an annular chute; 412. clamping the strip; 42. an annular slip sheet; 421. a strip-shaped clamping groove; 43. a connecting rod; 44. rotating the ring sheet; 441. an anti-slip port; 5. a movable rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

As shown in fig. 1 to 5, a mouth gag for dental therapy, including two opening mechanism 1, outer barrel 2, interior barrel 3 and stop gear 4, two opening mechanism 1 articulate the one end at outer barrel 2, and two opening mechanism 1 longitudinal symmetry set up, annular piece 21 is installed to outer barrel 2 inside wall, the internal thread has been seted up to annular piece 21 inner wall, the external screw thread with internal thread looks adaptation is seted up to the outer wall of interior barrel 3, interior barrel 3 inserts and establishes in outer barrel 2 and with annular piece 21 threaded connection, axle sleeve 31 is installed to the one end that establishes at outer barrel 2 is inserted to interior barrel 3, and interior barrel 3 is linked together with axle sleeve 31, it has a movable rod 5 to articulate respectively between axle sleeve 31 and two opening mechanism 1, stop gear 4 cover is established at outer barrel 2 lateral wall. The inner barrel body and the outer barrel body are in threaded connection, the opening degree of the oral cavity of a patient can be properly adjusted, and the comfort level of the patient can be improved while the patient is convenient for medical care personnel to treat.

Specifically, referring to fig. 1, the opening mechanism 1 includes a movable plate 11 and a tooth slot 12, one end of the movable plate 11 is hinged to one end of the outer cylinder 2, the other end of the movable plate is provided with the tooth slot 12, and a movable rod 5 is hinged between the shaft sleeve 31 and the movable plate 11. The length of the tooth clamping grooves 12 is smaller than that of the whole row of teeth, when the patient opening device is used, the upper teeth and the lower teeth are respectively supported by the tooth clamping grooves of the two opening mechanisms, the inner cylinder body moves forwards in the outer cylinder body by rotating, and the upper teeth and the lower teeth are respectively supported upwards and downwards by the movable rods, so that the patient can open the mouth. Tooth draw-in groove 12 adopts regional open-ended mode, need not strut with lower tooth adoption wrap up entirely to last tooth, adjusts the position of mouth gag according to the position of the bad tooth of required treatment for bad tooth and mouth gag position stagger, make things convenient for medical personnel to inspect and treat this bad tooth, and the degree of freedom of use is higher.

In this embodiment, refer to and draw together 1 to 4, stop gear 4 includes stopper 41, annular gleitbretter 42, many connecting rods 43 and rotation ring 44, stopper 41 is the loop configuration, and stopper 41 is equipped with annular spout 411 along the axial direction is concave, annular gleitbretter 42 cover is established on outer barrel 2 and sliding connection is in annular spout 411, the external diameter of annular spout 411 is equipped with a plurality of card strips 412 on stopper 41 interval, annular gleitbretter 42 week is equipped with a plurality ofly along the interval with the bar draw-in groove 421 of card strip 412 looks adaptation, under the patient is in a more comfortable environment, when confirming the opening degree in oral cavity, annular gleitbretter 42 is established on bar draw-in groove 421 with stopper 41 limit connection through card strip 412 card, it is spacing to carry out movable plate 11 then, avoid removing to bring the hindrance for medical personnel's treatment. Specifically, the card strip 412 can be made of a plastic material, and the annular sliding piece 42 can be rotated in flexibility and rigidity, so that the card strip 412 can be clamped in the strip-shaped clamping groove 421 to achieve a limiting effect. The outer wall cover that interior barrel 3 kept away from outer barrel 2 one end is equipped with rotating ring piece 44, is equipped with many connecting rods 43 between annular gleitbretter 42 and the rotating ring piece 44.

In this embodiment, four of the clamping strips 412 are arranged in a circular array, four of the connecting rods 43 are arranged, and four of the connecting rods 43 are arranged in a circular array. Referring to fig. 5, a plurality of anti-slip openings 441 are formed on the circumferential edge of the rotating ring 44, and the plurality of anti-slip openings 441 are distributed in a circular array. Specifically, four anti-skidding mouths 441 are arranged, the four anti-skidding mouths 441 are distributed in a circular array, the anti-skidding mouths facilitate an operator to rotate the inner cylinder body, operation is simplified, and the anti-skidding mouth is convenient to use.

The utility model discloses a theory of operation: the utility model provides a mouth gag for dental treatment, when in specific use, the tooth clamping grooves of two mouth gag are utilized to respectively support the upper teeth and the lower teeth, and the mouth gag can move forwards in the outer cylinder body by rotating the inner cylinder body, and support the upper teeth and the lower teeth upwards and downwards by the movable rod to realize the mouth gag of a patient; when the opening degree of the oral cavity is determined, the annular sliding sheet 42 is clamped on the strip-shaped clamping groove 421 through the clamping strip 412 and is in limit connection with the limiting block 41, and then the movable sheet 11 is limited; after the examination and treatment of the teeth or the oral cavity of the patient are finished, the inner cylinder body is rotated in the opposite direction to be withdrawn from the outer cylinder body, the opening mechanism can be loosened, and the opener can be taken out; the utility model discloses an interior barrel adopts threaded connection's mode with outer barrel, can moderate degree adjust the degree of opening in patient's oral cavity, when making things convenient for medical personnel to treat, can improve patient's comfort level. The utility model discloses simple structure and use portably, be worth popularizing and applying.

The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.

Claims (6)

1. The dental treatment mouth gag is characterized by comprising two opening mechanisms (1), an outer barrel (2), an inner barrel (3) and a limiting mechanism (4), wherein the two opening mechanisms (1) are hinged at one end of the outer barrel (2), the two opening mechanisms (1) are symmetrically arranged up and down, an annular block (21) is installed on the inner side wall of the outer barrel (2), an internal thread is formed on the inner wall of the annular block (21), an external thread matched with the internal thread is formed on the outer wall of the inner barrel (3), the inner barrel (3) is inserted into the outer barrel (2) and is in threaded connection with the annular block (21),

the inner barrel (3) is inserted into one end of the outer barrel (2) and provided with a shaft sleeve (31), the inner barrel (3) is communicated with the shaft sleeve (31), a movable rod (5) is hinged between the shaft sleeve (31) and the two opening mechanisms (1) respectively, and the outer side wall of the outer barrel (2) is sleeved with a limiting mechanism (4).

2. The dental treatment mouth gag of claim 1, characterized in that the stop mechanism (4) comprises a stop block (41), an annular sliding piece (42), a plurality of connecting rods (43) and a rotating ring piece (44), the stop block (41) is of an annular structure, an annular sliding groove (411) is recessed along the axial direction of the stop block (41), the annular sliding piece (42) is sleeved on the outer cylinder (2) and is slidably connected in the annular sliding groove (411), the outer diameter of the annular sliding groove (411) is provided with a plurality of clamping strips (412) at intervals on the stop block (41), the circumferential edge of the annular sliding piece (42) is provided with a plurality of strip-shaped clamping grooves (421) matched with the clamping strips (412), the annular sliding piece (42) is clamped on the strip-shaped clamping grooves (421) through the clamping strips (412) and is in limit connection with the stop block (41), the outer wall cover that interior barrel (3) kept away from outer barrel (2) one end is equipped with rotate ring piece (44), annular gleitbretter (42) with be equipped with many between rotate ring piece (44) connecting rod (43).

3. A dental treatment opener according to claim 2, characterized in that four of said strips (412) are provided, four of said strips (412) being arranged in a circular array, four of said connecting rods (43) being provided, four of said connecting rods (43) being arranged in a circular array.

4. The dental treatment mouth gag of claim 2, characterized in that the rotating ring plate (44) has a plurality of anti-slip openings (441) along its circumference, the anti-slip openings (441) being arranged in a circular array.

5. A dental treatment opener according to claim 4, wherein four of said anti-slip openings (441) are provided, and four of said anti-slip openings (441) are arranged in a circular array.

6. A dental treatment mouth gag as claimed in claim 1, characterised in that the opening mechanism (1) comprises a movable plate (11) and a tooth slot (12), one end of the movable plate (11) is hinged at one end of the outer cylinder (2), the tooth slot (12) is mounted at the other end, and the movable rod (5) is hinged between the sleeve (31) and the movable plate (11).

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