CN211325809U - Mouth gag for oral cavity orthodontics - Google Patents
Mouth gag for oral cavity orthodontics Download PDFInfo
- Publication number
- CN211325809U CN211325809U CN201922496258.6U CN201922496258U CN211325809U CN 211325809 U CN211325809 U CN 211325809U CN 201922496258 U CN201922496258 U CN 201922496258U CN 211325809 U CN211325809 U CN 211325809U
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- CN
- China
- Prior art keywords
- embedded groove
- lip embedded
- lip
- locating lever
- connecting rod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 210000000214 mouth Anatomy 0.000 title description 21
- 230000002146 bilateral effect Effects 0.000 claims description 4
- 210000003296 saliva Anatomy 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
An orthodontic mouth gag, which solves the problems that the existing mouth gag can not be adjusted for different patients and is very troublesome to use; the tongue pressing device comprises a first lip embedded groove and a second lip embedded groove, wherein the first lip embedded groove and the second lip embedded groove are identical in structure and are bilaterally symmetrical, a first positioning rod is rotatably connected to the first lip embedded groove, a second positioning rod is rotatably connected to the second lip embedded groove, a supporting rod is arranged between the first positioning rod and the second positioning rod, two ends of the supporting rod are respectively connected with the first positioning rod and the second positioning rod through a one-way adjusting mechanism, a first connecting rod is hinged to the first lip embedded groove, a second connecting rod is hinged to the second lip embedded groove, and a tongue pressing cover is hinged to the first connecting rod and the second connecting rod; the device has novel structure and ingenious design, can be adjusted for different patients, and is convenient to use.
Description
Technical Field
The utility model belongs to the technical field of oral medical treatment, especially relate to an orthodontic mouth gag.
Background
At present, in the oral clinical treatment, in order to facilitate the treatment, an mouth gag is often adopted to help a patient to open the lips. The mouth gag generally comprises arc-shaped mouth lip embedded grooves which are arranged in bilateral symmetry and an elastic frame which is supported and connected between the two arc-shaped mouth lip embedded grooves. The elastic frame can force the distance between the two arc-shaped grooves to be reduced, so that the two arc-shaped lip embedded grooves can conveniently extend into the oral lip space, and then the elastic frame is used for supporting the two arc-shaped lip embedded grooves to support the oral lips, so that the oral cavity of a patient is in an open state. However, the opening and closing degrees of the common mouth gag are the same when supporting the lips, and mouth gag with different specifications is required to be selected when the sizes of the mouths of different patients or the sizes needing to be opened and closed need to be adjusted, so that the mouth gag is very troublesome to operate.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model aims at providing an orthodontic mouth gag has solved present mouth gag and can't adjust to the patient of difference, uses very troublesome problem.
In order to achieve the above object, the utility model provides a following technical scheme: including first lip embedded groove and second lip embedded groove, first lip embedded groove and the same and bilateral symmetry of second lip embedded groove structure rotate on the first lip embedded groove and be connected with first locating lever, rotate on the second lip embedded groove and be connected with the second locating lever, be equipped with the bracing piece between first locating lever and the second locating lever, the both ends of bracing piece are connected through one-way adjustment mechanism with first locating lever, second locating lever respectively, it has first connecting rod to articulate on the first lip embedded groove, it has the second connecting rod to articulate on the second lip embedded groove, it has the pressure tongue cover to articulate on first connecting rod and the second connecting rod.
Preferably, one-way adjustment mechanism includes one-way interior ratchet, one-way interior ratchet and bracing piece fixed connection, the inside of one-way interior ratchet is equipped with the pivot, the pivot rotates with the bracing piece to be connected, sliding connection has the turning block about in the pivot, it is connected with the pawl to rotate on the turning block, be equipped with the torsional spring between pawl and the turning block, the other end and the first locating lever fixed connection of pivot.
Preferably, the rotating block is fixedly connected with an adjusting screw rod, the adjusting screw rod penetrates through the first locating rod and is provided with an adjusting nut in a threaded fit mode, and the adjusting nut is rotatably connected with the first locating rod.
Preferably, the first lip embedded groove and the second lip embedded groove are fixedly connected with pull plates, and the pull plates are fixedly connected with pull rings.
Preferably, the tongue depressor cover includes upper shield and side cover, the upper shield is connected with side cover integral type, be equipped with the bayonet socket on the upper shield, be provided with the hose in the bayonet socket, the bayonet socket includes entrance point, card portion and restriction district, the bayonet socket is by the entrance point, card portion and restriction district's opening structure and the opening of card portion that the grow is less than the external diameter of hose again by diminishing greatly in proper order.
Compared with the prior art, the beneficial effects of the utility model are that: the device can stretch and adjust the lips of patients through the matching of the first lip embedded groove, the second lip embedded groove and the one-way adjusting mechanism, and is convenient for different patients and patients with different mouth shapes to use; the one-way adjusting mechanism can reset and take down the first lip embedded groove and the second lip embedded groove, so that the operation is convenient and the unfolding is stable; the tongue pressing cover and the hose can prevent the tongue from disorderly moving in the oral cavity to generate excessive saliva to choke a patient and influence the operation of a doctor.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an exploded view of the whole structure of the present invention.
Fig. 3 is an enlarged schematic view of a portion a of fig. 2.
Fig. 4 is a schematic view of the tongue depressing cover structure of the present invention.
In the figure: 1-a first lip embedded groove, 2-a second lip embedded groove, 3-a first locating rod, 4-a second locating rod, 5-a supporting rod, 6-a first connecting rod, 7-a second connecting rod, 8-a tongue pressing cover, 9-a one-way inner ratchet wheel, 10-a rotating shaft, 11-a rotating block, 12-a pawl, 13-an adjusting screw rod, 14-an adjusting nut, 15-a pulling plate, 16-a pulling ring, 17-an upper cover, 18-a side cover, 19-a bayonet, 1901-an inlet end, 1902-a clamping part, 1903-a limiting area and 20-a hose.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. The attached drawings are simplified schematic diagrams, and only illustrate the basic structure of the present invention in a schematic manner, and thus only show the components related to the present invention.
Referring to fig. 1-4, the utility model discloses a first lip embedded groove 1 and second lip embedded groove 2, first lip embedded groove 1 and second lip embedded groove 2 the same and bilateral symmetry of structure, rotate on the first lip embedded groove 1 and be connected with first locating lever 3, rotate on the second lip embedded groove 2 and be connected with second locating lever 4, be equipped with bracing piece 5 between first locating lever 3 and the second locating lever 4, the both ends of bracing piece 5 are connected through one-way adjustment mechanism with first locating lever 3, second locating lever 4 respectively, it has first connecting rod 6 to articulate on the first lip embedded groove 1, it has second connecting rod 7 to articulate on the second lip embedded groove 2, it has tongue pressing cover 8 to articulate on first connecting rod 6 and the second connecting rod 7.
When the tongue is used, the first lip embedded groove 1 and the second lip embedded groove 2 are in a relatively close state, the tongue pressing cover 8 covers the tongue body, then the first connecting rod 6 and the second connecting rod 7 are adjusted to be placed between lips of a patient, as can be seen from figures 1 and 2, the left side and the right side of the tongue pressing cover 8 are respectively hinged with a first adjusting rod and a second adjusting rod, the first connecting rod is hinged with the first connecting rod 6, the second adjusting rod is hinged with the second connecting rod 7, then the first lip embedded groove 1 and the second lip embedded groove 2 are pulled in opposite directions to continuously prop open the lips of the patient, when the first lip embedded groove 1 and the second lip embedded groove 2 are pulled in opposite directions, the first locating rod 3 rotates anticlockwise, the second locating rod 4 rotates clockwise, and as a one-way adjusting structure is arranged between the first locating rod 3, the second locating rod 4 and the supporting rod 5, therefore, the first positioning rod 3 can only rotate anticlockwise to be adjusted, the second positioning rod 4 can only be adjusted clockwise, and the first lip embedded groove 1 and the second lip embedded groove 2 are respectively positioned under the action of the one-way adjusting mechanism after adjustment.
Shown by fig. 2, one-way adjustment mechanism includes ratchet 9 in one-way, ratchet 9 and bracing piece 5 fixed connection in one-way, the inside of ratchet 9 is equipped with pivot 10 in one-way, pivot 10 rotates with bracing piece 5 to be connected, sliding connection has turning block 11 about in the pivot 10, it is connected with pawl 12 to rotate on the turning block 11, be equipped with the torsional spring between pawl 12 and the turning block 11, the other end and the 3 fixed connection of first locating lever of pivot 10.
When the first positioning rod 3 rotates anticlockwise and the first lip embedded groove 2 is opened, the first positioning rod 3 can drive a rotating shaft 10 connected with a strange east to rotate on the supporting rod 5, a rotating block 11 fixedly connected with the rotating shaft 10 rotates along with the rotating shaft, a pawl 12 on the rotating shaft 10 can rotate in the one-way inner ratchet wheel 9, and after the proper position is adjusted, the pawl 12 is matched with the one-way inner ratchet wheel 9 to be positioned.
As shown in fig. 2 and 3, in order to facilitate the resetting of the first lip inserting groove 1 and the second lip inserting groove 2 after use, the first lip inserting groove and the second lip inserting groove are taken out, an adjusting screw 13 is fixedly connected to the rotating block 11, the adjusting screw 13 penetrates through the first positioning rod 3 and is provided with an adjusting nut 14 in a threaded fit manner, and the adjusting nut 14 is rotatably connected with the first positioning rod 3.
Adjusting nut 14 and adjusting screw 13 cooperate and constitute the lead screw nut structure, when rotating adjusting nut 14, adjusting screw 13 can drive turning block 11 and pawl 12 to the outside removal of one-way interior ratchet 9, make pawl 12 and one-way interior ratchet 9 break away from the cooperation, at this moment first lip embedded groove 1 can reset (the same thing of second lip embedded groove 2 resets), then can take out it, can the counter-rotation adjusting nut 14 after taking out, reset turning block 11 and pawl 12, make pawl 12 and the interior ratchet 9 of single file cooperate once more.
In order to conveniently pull and adjust the first oral lip embedded groove 1 and the second oral lip embedded groove 2, the first oral lip embedded groove 1 and the second oral lip embedded groove 2 are fixedly connected with pull plates 15, and the pull plates 15 are fixedly connected with pull rings 16.
In order to prevent the tongue from disorderly moving in the oral cavity and generating too much saliva and chocking to the patient and influence the operation of doctor, tongue pressing cover 8 includes upper shield 17 and side cover 18, upper shield 17 is connected with side cover 18 integral type, be equipped with bayonet 19 on the upper shield 17, be provided with hose 20 in the bayonet 19, bayonet 19 includes entrance point 1901, card portion 1902 and restriction area 1903, bayonet 19 is for being by entrance point 1901, card portion 1902 and restriction area 1903's opening in proper order by the structure that diminishes again grow and the opening of card portion 1902 is less than the external diameter of hose 20.
Wherein the inlet end 1901 has a port larger than the outer diameter of the hose 20, the narrowest portion of the click-in portion 1902 is smaller than the outer diameter of the hose 20, and the opening of the restriction 1903 is equal to the outer diameter of the hose 20.
The upper cover 17 of the tongue-depressing cover 8 is pressed above the tongue, the side cover 18 is embedded between the lower teeth and the tongue, the hose 20 is clamped in the limiting area 1903, the head end of the hose 20 is placed on the tongue, the other end of the hose is connected with an aspirator outside the oral cavity, and the aspirator is used for sucking out excessive saliva generated in the oral cavity of a patient.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an orthodontic mouth gag, includes first oral lip embedded groove (1) and second oral lip embedded groove (2), its characterized in that: first lip embedded groove (1) and second lip embedded groove (2) the same and bilateral symmetry of structure, rotate on first lip embedded groove (1) and be connected with first locating lever (3), it is connected with second locating lever (4) to rotate on second lip embedded groove (2), be equipped with bracing piece (5) between first locating lever (3) and second locating lever (4), the both ends of bracing piece (5) are connected through one-way adjustment mechanism with first locating lever (3), second locating lever (4) respectively, it has first connecting rod (6) to articulate on first lip embedded groove (1), it has second connecting rod (7) to articulate on second lip embedded groove (2), it has pressure tongue cover (8) to articulate on first connecting rod (6) and second connecting rod (7).
2. The orthodontic opener of claim 1, wherein: one-way adjustment mechanism includes ratchet (9) in one-way, ratchet (9) and bracing piece (5) fixed connection in one-way, the inside of ratchet (9) is equipped with pivot (10) in one-way, pivot (10) rotate with bracing piece (5) and are connected, sliding connection has turning block (11) about in pivot (10), it is connected with pawl (12) to rotate on turning block (11), be equipped with the torsional spring between pawl (12) and turning block (11), the other end and first locating lever (3) fixed connection of pivot (10).
3. The orthodontic opener of claim 2, wherein: the adjusting screw rod (13) is fixedly connected to the rotating block (11), the adjusting screw rod (13) penetrates through the first positioning rod (3) and is provided with an adjusting nut (14) in a threaded fit mode, and the adjusting nut (14) is rotatably connected with the first positioning rod (3).
4. The orthodontic opener of claim 3, wherein: all fixedly connected with arm-tie (15) on first oral lip embedded groove (1) and second oral lip embedded groove (2), all fixedly connected with pull ring (16) on arm-tie (15).
5. The orthodontic opener of claim 4, wherein: tongue depressor cover (8) include upper shield (17) and side cover (18), upper shield (17) are connected with side cover (18) integral type, be equipped with bayonet socket (19) on upper shield (17), be provided with hose (20) in bayonet socket (19), bayonet socket (19) are including entrance point (1901), card portion of advancing (1902) and restriction district (1903), bayonet socket (19) are by entrance point (1901), card portion of advancing (1902) and restriction district (1903) the opening by the structure that diminishes again the grow greatly and the opening of card portion of advancing (1902) is less than the external diameter of hose (20) in proper order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922496258.6U CN211325809U (en) | 2019-12-31 | 2019-12-31 | Mouth gag for oral cavity orthodontics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922496258.6U CN211325809U (en) | 2019-12-31 | 2019-12-31 | Mouth gag for oral cavity orthodontics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211325809U true CN211325809U (en) | 2020-08-25 |
Family
ID=72131737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922496258.6U Expired - Fee Related CN211325809U (en) | 2019-12-31 | 2019-12-31 | Mouth gag for oral cavity orthodontics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211325809U (en) |
-
2019
- 2019-12-31 CN CN201922496258.6U patent/CN211325809U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200825 |