CN215019263U

CN215019263U - Oral cavity expansion device not prone to being injured

Info

Publication number: CN215019263U
Application number: CN202120178242.5U
Authority: CN
Inventors: 曾辉; 刘昌奎; 黄硕; 王琳
Original assignee: Xian Medical University
Current assignee: Xian Medical University
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-12-07
Anticipated expiration: 2031-01-22

Abstract

The utility model relates to the technical field of expander equipment, and discloses an oral cavity expanding device which is not easy to be injured, wherein the upper surface of a first shell is provided with a sliding groove, the inner part of the sliding groove is movably connected with a first movable block and a second movable block, the inner parts of the first movable block and the second movable block are penetrated with a connecting pair, the upper surfaces of the first movable block and the second movable block are provided with angle adjusting mechanisms, the arc-shaped bracket is arranged above the angle adjusting mechanisms, structures such as the connecting pair and the movable block are arranged in the shell, the proper distance can be adjusted according to the sizes of the oral cavities of different patients, then the expander can be fixed by the hands of a doctor, the hand pressure of the doctor is reduced compared with the prior expander, the angle adjusting machine is arranged below the arc-shaped bracket, and the angle of the arc-shaped bracket can be adjusted according to the inner sizes of the oral cavities of different patients, the fixed angle is prevented from easily scratching the soft tissue in the oral cavity of the patient.

Description

Oral cavity expansion device not prone to being injured

Technical Field

The utility model relates to an expander equipment technical field specifically is a difficult injured oral cavity expanding unit.

Background

People pay more and more attention to oral health at present, when people go to stomatology to see a doctor or treat, the patient is generally required to keep the maximum open of the oral cavity for a long time, the muscle inside the oral cavity of the patient is easy to be fatigued by opening the mouth for a long time, and therefore the treatment effect is influenced.

However, the existing oral cavity dilator generally needs to be fixed at a certain angle by a doctor's hand according to the size of the oral cavity of a patient, so that the muscle of the hand is stiff for a long time, which is not beneficial to treatment, and the bracket carried by the dilator is easy to hurt the inside of the oral cavity of the patient. Accordingly, those skilled in the art have provided a less traumatic oral cavity expansion device to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be difficult for injured oral cavity expanding device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a be difficult for injured oral cavity expanding device, includes first shell, sliding tray and arc support, the upper surface of first shell has been seted up the sliding tray, the inside swing joint of sliding tray has first movable block and second movable block, first movable block with the inside of second movable block all runs through there is the connection pair, first movable block with the upper surface of second movable block all is provided with angle adjusting mechanism, angle adjusting mechanism's top is provided with the arc support.

As a further aspect of the present invention: angle adjustment mechanism includes second shell, fixed block, spring, first ring, first gear, second ring, axis of rotation, spanner and second gear, the right surface of second shell runs through to have the axis of rotation, the axis of rotation is located the one end in the second shell outside has been cup jointed the spanner, the axis of rotation is located the inside one end of second shell has been cup jointed first ring with the second ring, first ring right surface rigid coupling has first gear, the left surface rigid coupling of second ring has the second gear, the right side rigid coupling of second shell inner wall has the fixed block, the fixed block with pass through between the first ring spring swing joint.

As a further aspect of the present invention: the first movable block with the inside of second movable block all be provided with connect vice matched with screw thread, just first movable block with the inside screw thread of second movable block is opposite direction.

As a further aspect of the present invention: the first gear and the second gear are matched in size.

As a further aspect of the present invention: the upper surface rigid coupling of spanner has arc support.

As a further aspect of the present invention: the arc-shaped support is made of silica gel.

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

1. the connecting pair, the movable block and other structures are arranged in the shell, the distance can be adjusted to be proper according to the sizes of the oral cavities of different patients, then the dilator is fixed by the hand of a doctor, the hand pressure of the doctor is reduced compared with the former dilator, and the doctor can perform treatment by one-hand operation;

2. set up the angle adjustment machine in the below of arc support and can adjust the angle of arc support according to different patients ' inside sizes in the oral cavity, avoid fixed angle to scrape the inside soft tissue of patient's oral cavity easily, arc support is the silica gel material simultaneously, further has protected the inside safety of patient's oral cavity.

Drawings

FIG. 1 is a schematic view of a less vulnerable oral cavity expansion device;

FIG. 2 is a schematic view of an installation structure of a first movable block of the oral cavity dilating device which is not easy to be injured;

fig. 3 is a schematic structural view of an angle adjusting mechanism in a mouth cavity dilating device which is not easy to be injured.

In the figure: 1. a first housing; 2. a sliding groove; 3. an arc-shaped bracket; 4. an angle adjusting mechanism; 5. a connecting pair; 6. a first movable block; 7. a second movable block; 8. a second housing; 9. a fixed block; 10. a spring; 11. a first circular ring; 12. a first gear; 13. a second circular ring; 14. a rotating shaft; 15. a wrench; 16. a second gear.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, an oral cavity expansion device not prone to injury includes a first housing 1, a sliding groove 2 and an arc-shaped support 3, the sliding groove 2 is formed on an upper surface of the first housing 1, a first movable block 6 and a second movable block 7 are movably connected inside the sliding groove 2, a connection pair 5 penetrates through the first movable block 6 and the second movable block 7, threads matched with the connection pair 5 are respectively arranged inside the first movable block 6 and the second movable block 7, the threads inside the first movable block 6 and the second movable block 7 are opposite, when the oral cavity expansion device is used, the distance between the arc-shaped supports 3 can be minimized by rotating the connection pair 5, then after the oral cavity of a patient is placed, the arc-shaped supports 3 are driven to move by rotating the connection pair 5 through the first movable block 6 and the second movable block 7, and then adjusting to a proper distance.

In fig. 3: the upper surfaces of the first movable block 6 and the second movable block 7 are respectively provided with an angle adjusting mechanism 4, the angle adjusting mechanism 4 comprises a second shell 8, a fixed block 9, a spring 10, a first ring 11, a first gear 12, a second ring 13, a rotating shaft 14, a wrench 15 and a second gear 16, the right surface of the second shell 8 penetrates through the rotating shaft 14, one end of the rotating shaft 14, which is positioned at the outer side of the second shell 8, is sleeved with the wrench 15, one end of the rotating shaft 14, which is positioned inside the second shell 8, is sleeved with the first ring 11 and the second ring 13, the right surface of the first ring 11 is fixedly connected with the first gear 12, the left surface of the second ring 13 is fixedly connected with the second gear 16, the sizes of the first gear 12 and the second gear 16 are matched, the right side of the inner wall of the second shell 8 is fixedly connected with the fixed block 9, the fixed block 9 is movably connected with the first ring 11 through the spring 10, an arc-shaped support 3 is arranged above the angle adjusting mechanism 4, the upper surface rigid coupling of spanner 15 has arc support 3, and arc support 3's material is silica gel, and when arc support 3 put into patient's oral cavity inside, can be according to the inside actual conditions in patient's oral cavity through pressing spanner 15, make first ring 11 and the separation of second ring 13, then can drive arc support 3 through rotatory spanner 15 and reach suitable angle, avoid injuring patient's oral cavity.

The utility model discloses a theory of operation is: when the oral cavity expansion device is used, the distance between the first movable block 6 and the second movable block 7 can be driven through the rotary connecting pair 5 to drive the distance between the arc-shaped supports 3, the distance between the two arc-shaped supports 3 is adjusted to be minimum, then the arc-shaped supports 3 are driven to be adjusted to be a proper distance through the rotary connecting pair 5 according to the size inside the oral cavity of a patient after the arc-shaped supports are placed in the oral cavity of the patient, and by means of the design, a doctor does not need to fix the size of the oral cavity of the patient during treatment, so that treatment is not affected, and hands of the doctor are tired; then according to the inside particular case in patient's oral cavity, through pressing spanner 15, make first ring 11 and the separation of second ring 13, then can be as required, through the angle of rotatory spanner 15 adjustment arc support 3, make inside its different patient's of laminating oral cavity more, avoid injuring patient's oral cavity because of the angle is fixed inside, and arc support 3's material is silica gel, and more softness can not cause the injury to patient's oral cavity.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a be difficult for injured oral cavity expanding device, includes first shell (1), sliding tray (2) and arc support (3), its characterized in that, the upper surface of first shell (1) has been seted up sliding tray (2), the inside swing joint of sliding tray (2) has first movable block (6) and second movable block (7), first movable block (6) with the inside of second movable block (7) has all been run through and has been connected vice (5), first movable block (6) with the upper surface of second movable block (7) all is provided with angle adjustment mechanism (4), the top of angle adjustment mechanism (4) is provided with arc support (3).

2. The oral cavity expansion device which is not easy to be injured according to claim 1, wherein the angle adjustment mechanism (4) comprises a second housing (8), a fixing block (9), a spring (10), a first ring (11), a first gear (12), a second ring (13), a rotation shaft (14), a wrench (15) and a second gear (16), the rotation shaft (14) penetrates through the right surface of the second housing (8), the wrench (15) is sleeved at one end of the rotation shaft (14) which is located at the outer side of the second housing (8), the first ring (11) and the second ring (13) are sleeved at one end of the rotation shaft (14) which is located inside the second housing (8), the first gear (12) is fixedly connected to the right surface of the first ring (11), and the second gear (16) is fixedly connected to the left surface of the second ring (13), the right side rigid coupling of second shell (8) inner wall has fixed block (9), fixed block (9) with pass through between first ring (11) spring (10) swing joint.

3. A mouth cavity dilating device which is not easy to injure according to claim 1, wherein the first movable block (6) and the second movable block (7) are internally provided with threads which are matched with the connecting pair (5), and the threads of the first movable block (6) and the second movable block (7) are in opposite directions.

4. A less vulnerable oral cavity dilating device according to claim 2, wherein the first gear (12) and the second gear (16) are sized to match.

5. A mouth cavity dilating device which is not easy to injure according to claim 2, wherein the arc-shaped support (3) is fixed on the upper surface of the wrench (15).

6. A non-injurious oral cavity dilating device as claimed in claim 1, wherein the arc-shaped stent (3) is made of silica gel.