CN202036359U - Dental surgery mouth opener and closed membrane structure of operating window thereof - Google Patents
Dental surgery mouth opener and closed membrane structure of operating window thereof Download PDFInfo
- Publication number
- CN202036359U CN202036359U CN2011200937533U CN201120093753U CN202036359U CN 202036359 U CN202036359 U CN 202036359U CN 2011200937533 U CN2011200937533 U CN 2011200937533U CN 201120093753 U CN201120093753 U CN 201120093753U CN 202036359 U CN202036359 U CN 202036359U
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- rubber band
- elastic support
- membrane
- lip
- sides
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Abstract
The utility model relates to dental surgery instruments and provides a dental surgery opener. An operating window is formed by a space above an elastic bracket and between lip supporting structures at two sides, a transparent elastic membrane covered with the whole operating window is arranged, and two ends of the membrane are respectively fixed by the lip supporting structures at the two sides. The utility model also provides a closed membrane structure of the operating window of the opener, which comprises a long-circle membrane, an upper limiting rubber band, a lower limiting rubber band, and arc-shaped fixing rubber bands, wherein the upper limiting rubber band and the lower limiting rubber band are positioned at the edges of the upper side and the lower side of the membrane, the arc-shaped fixing rubber bands are positioned at the left end and the right end of the membrane, and an annular rubber band which is arranged along the edge of the membrane is formed by the upper limiting rubber band, the lower limiting rubber band and the fixing rubber bands at two sides. When the utility is used, the membrane is tightened under the action of the lip supporting structures at two sides and the upper lip and the lower lip of a patient, so that the operating window is completely closed, thus preventing the spreading of blood and spittle dispersing matters of the patient; and during the treatment process, the operation is carried out by arranging an opening on the membrane, therefore, the effect is good, the use is convenient, and the cost is low. The dental surgery opener and the closed membrane structure of the operating window of the opener are applicable to oral cavity clinical treatment such as dental surgery and the like.
Description
Technical field
This utility model relates to dental instrument, especially a kind of dentistry gag and action pane closed film structure thereof.
Background technology
In the process of dental treatment; saliva in the patient oral cavity; blood and water form the water smoke that contains a large amount of antibacterials; per os is diffused in the air room air is polluted; cause between doctor and the patient; cross infection between patient and the patient; especially at high-speed dental drill; the aerosol that produces in the ultrasound wave mechanism; its harm is bigger; even department of stomatology face shield also is difficult to keep away penetrating of water smoke; can not protection doctor in full force and effect avoid infecting; and department of stomatology face shield it block the doctor visual field; make the doctor operate inconvenience; and cost of manufacture height; can not avoid room air is polluted, can not avoid the cross infection between patient and the patient, more can not solve doctor's clothes and avoid polluting.In order to overcome the problems referred to above, be 200720170675.6 in the patent No., denomination of invention is in a kind of utility model patent with gag of inhaling the saliva function, common gag is improved.
Common gag, in the dentistry treatment clinical course, be used to help the patient to dehisce, comprise the elastic support of U type or V-type, be arranged at the vertical holder procheilon of elastic support two arms structure respectively, described holder procheilon structure is provided with the lip embedded groove, the opening of described lip embedded groove is towards the elastic support outside, described lip embedded groove integral body is the arc of opening towards the elastic support inboard, and constitutes action pane by the space between elastic support top, the both sides holder procheilon structure.During use, at first firmly elastic support two arms are inwardly compressed, then patient's two corners of the mouths are snapped in the lip embedded groove of holder procheilon structure respectively, unclamp elastic support at last, holder procheilon structure opens the patient oral cavity under the tension force effect of elastic support.
In the patent No. is in 200720170675.6 utility model patents, it is set to the hollow structure that connects with the lip embedded groove by the gag elastic support, and the connection tube that setting can link to each other with attractor or dental multipurpose therapy unit dental pump on elastic support, suction saliva head is set in lip embedded groove inboard, thereby in therapeutic process, form the subnormal ambient that continues on every side, avoid blood samples of patients, saliva to disperse the pollution of thing environment in the oral cavity.But this structure has the following disadvantages: one, as disposable utensil, and its cost of manufacture height; Two, inhale a saliva fixed-site, hinder the doctor in the intraoral operation of patient; Three, the elastic support poor flexibility of hollow tubular, active force is big, and inwardly oppresses patient's lip along the elastic support thickness direction, causes patient's discomfort easily; Four, poor air-tightness, inhaling the saliva head also is that suction function is limited in scope, effect is bad.
The utility model content
Technical problem to be solved in the utility model provides a kind of blood samples of patients, saliva dispersion thing can avoided and environment is polluted dentistry gag and action pane closed film structure thereof easy to use simultaneously, that cost is low, effective.
The technical scheme that its technical problem that solves this utility model adopts is: the dentistry gag, the elastic support that comprises U type or V-type, be arranged at the vertical holder procheilon of elastic support two arms structure respectively, described holder procheilon structure is provided with the lip embedded groove, the opening of described lip embedded groove is towards the elastic support outside, described lip embedded groove integral body is the arc of opening towards the elastic support inboard, and by the elastic support top, space between the both sides holder procheilon structure constitutes action pane, be provided with the transparent elastic film that covers the whole operation window, described thin film two ends are fixed by both sides holder procheilon structure respectively.
Further, described holder procheilon structure and the elastic support lateral surface that is positioned at the lip outside is made of same plane.
Further, described elastic support integral body in the form of sheets, described holder procheilon structure is fixedlyed connected with elastic support by the cell wall that the lip embedded groove is positioned at the lip outside.
Further, described thin film middle part and both sides and holder procheilon structure position adjacent are respectively arranged with a handle hole.
Further, be provided with the anti-cushion rubber of tearing along the handle hole edge.
Further, be provided with and be fixed on the anti-handle hole closing membrane of tearing on the circle, described handle hole closing membrane is provided with at least one radial seam.
As a kind of preferred, the action pane closed film structure of above-mentioned dentistry gag, the arc that comprise the upper limit rubber band and the lower limit rubber band that are oblong thin film, are positioned at thin film upper and lower sides edge, is positioned at two ends, the thin film left and right sides is rubber band fixedly, and by upper limit rubber band, lower limit rubber band and both sides fixedly rubber band constitute the annular rubber band of arranging along film edge.
Further, be provided with to match and merge the tensioning rubber band act on the lower limit rubber band with the gag elastic support.
Further, described tensioning rubber band two ends link to each other with lower limit rubber band two ends respectively, and constitute the hole that the appearance elastic support passes by tensioning rubber band and the encirclement of lower limit rubber band.
The beneficial effects of the utility model are: during use, at first firmly elastic support two arms are inwardly compressed, then patient's two corners of the mouths are snapped in the lip embedded groove of holder procheilon structure respectively, unclamp elastic support at last, holder procheilon structure opens the patient oral cavity under the tension force effect of elastic support, thin film is at both sides holder procheilon structure, be tauted under the effect of patient's upperlip, because upperlip is all to outer lug, can be with the sealing of whole operation window complete, avoid blood samples of patients, saliva is disperseed the diffusion and the pollution on the environment of thing, therefore effective, and need not additional device, easy to use, cost is low.In the therapeutic process, in the thin film upper shed, devices such as dental drill are stretched in the oral cavity operate then by shears, dental drill etc.And as its preferred action pane closed film structure, during use, fixedly rubber band is enclosed within the lip embedded groove, thereby tighten and be fixed on the thin film face on the gag, elastic support surrounds the hole that constitutes by tensioning rubber band and lower limit rubber band and passes, with gag after the patient oral cavity places, the upper limit rubber band is stuck on patient's upper lip, the lower limit rubber band is stuck under patient's lower lip, thereby being close between having guaranteed on patient's upperlip and the thin film with airtight, guaranteed obturation effect, and it is back wrinkling to avoid thin film to tighten by the tensile force of tensioning rubber band, has guaranteed the doctor to intraoral observation, has guaranteed carrying out smoothly of therapeutic process.
Description of drawings
Fig. 1 is the structural representation of this utility model dentistry gag;
Fig. 2 is the partial enlarged drawing in Figure 1A zone.
The specific embodiment
Below in conjunction with drawings and Examples this utility model is further specified.
As Fig. 1, shown in Figure 2, dentistry gag of the present utility model, the elastic support 1 that comprises the U type, be arranged at 1 liang of vertical holder procheilon of arm of elastic support structure 2 respectively, described holder procheilon structure 2 is provided with the lip embedded groove, the opening of described lip embedded groove is towards elastic support 1 outside, described lip embedded groove integral body is the arc of opening towards elastic support 1 inboard, and by elastic support 1 top, space between the both sides holder procheilon structure 2 constitutes action pane, be provided with the transparent elastic film 3 that covers the whole operation window, described thin film 3 two ends are fixing by both sides holder procheilon structure 2 respectively.
During use, at first firmly 1 liang of arm of elastic support is inwardly compressed, then patient's two corners of the mouths are snapped in the lip embedded groove of holder procheilon structure 2 respectively, unclamp elastic support 1 at last, holder procheilon structure 2 opens the patient oral cavity under the tension force effect of elastic support 1, thin film 3 is tauted under both sides holder procheilon structure 2, the effect of patient's upperlip, because upperlip all to outer lug, therefore can guarantee being close to and air-tightness of thin film 3 and upperlip.And for guarantee thin film 3 tighten after and being close to and seal between the holder procheilon structure 2, elastic support 1 lateral surface, further, both lateral surface of being positioned at the lip outside of described holder procheilon structure 2 and elastic support 1 are made of same plane.
The use of elastic support 1 for convenience guarantees patient's comfortableness in use, described elastic support 1 integral body in the form of sheets, described holder procheilon structure 2 is fixedlyed connected with elastic support 1 by the cell wall that the lip embedded groove is positioned at the lip outside.Therefore the thickness direction at elastic support 1 can not cause compressing to patient's lip, and the laminated structure morphotropism is better, can avoid the excessive patient's discomfort that causes of active force.
, tear easily when thin film 3 openings by dental drill because thin film 3 is tight, the size of wayward opening, therefore best, described thin film 3 middle parts and both sides and holder procheilon structure 2 position adjacent are respectively arranged with a handle hole 9.Two holes are used to place dental pump and mouth mirror wherein, and being used to of middle part placed mobile phone or the machine that cleans one's teeth.
For fear of near tearing of thin film 3 handle hole 9, be provided with the anti-cushion rubber 10 of tearing along handle hole 9 edges.
Disperse the diffusion of thing in order further to avoid blood samples of patients, saliva by handle hole 9, be provided with and be fixed on the anti-handle hole closing membrane of tearing on the circle 10 11, a radial seam is set on the described handle hole closing membrane 11, herringbone, criss-cross seam also can be set in addition.
Above-mentioned thin film 3 can be adhesively fixed etc. with holder procheilon structure, for convenience with the cooperating of existing gag, convenient of the present utility model popularizing, as a kind of preferred, the action pane closed film structure of above-mentioned dentistry gag, the arc that comprise the upper limit rubber band 4 and the lower limit rubber band 5 that are oblong thin film 3, are positioned at thin film 3 upper and lower sides edges, is positioned at two ends, thin film 3 left and right sides is rubber band 6 fixedly, and by upper limit rubber band 4, lower limit rubber band 5 and both sides fixedly rubber band 6 constitute along the annular rubber band 7 of thin film 3 edge placement.Being provided with of upper limit rubber band 4, lower limit rubber band 5 guaranteed that under user mode the position of the last lower limb of thin film 3 has guaranteed airtight effect.
Further, be provided with to match and merge the tensioning rubber band 8 act on lower limit rubber band 5 with gag elastic support 1.Tensioning rubber band 8 can be the rubber band that one one end is connected with lower limit rubber band 5, an end is connected with elastic support 1, but make for convenience, use and preserve, described tensioning rubber band 8 two ends link to each other with lower limit rubber band 5 two ends respectively, and constitute the hole that appearance elastic support 1 passes by tensioning rubber band 8 and 5 encirclements of lower limit rubber band.During use, fixedly rubber band 6 is enclosed within the lip embedded groove, tighten under the cell wall 2a effect of thin film 3 faces outside annular rubber band 7, lip embedded groove are positioned at lip, and be fixed on the gag, elastic support 1 surrounds the hole that constitutes by tensioning rubber band 8 and lower limit rubber band 5 and passes.
Claims (9)
1. dentistry gag, the elastic support (1) that comprises U type or V-type, be arranged at elastic support (1) two arm vertical holder procheilon structure (2) respectively, described holder procheilon structure (2) is provided with the lip embedded groove, the opening of described lip embedded groove is towards elastic support (1) outside, described lip embedded groove integral body is opening towards the inboard arc of elastic support (1), and by elastic support (1) top, space between the both sides holder procheilon structures (2) constitutes action pane, it is characterized in that: be provided with the transparent elastic film (3) that covers the whole operation window, described thin film (3) two ends are fixing by both sides holder procheilon structures (2) respectively.
2. dentistry gag as claimed in claim 1 is characterized in that: both lateral surface of being positioned at the lip outside of described holder procheilon structure (2) and elastic support (1) are made of same plane.
3. dentistry gag as claimed in claim 2 is characterized in that: described elastic support (1) integral body in the form of sheets, described holder procheilon structure (2) is fixedlyed connected with elastic support (1) by the cell wall that the lip embedded groove is positioned at the lip outside.
4. as claim 1,2 or 3 described dentistry gags, it is characterized in that: described thin film (3) middle part and both sides and holder procheilon structure (2) position adjacent are respectively arranged with a handle hole (9).
5. dentistry gag as claimed in claim 4 is characterized in that: be provided with the anti-cushion rubber (10) of tearing along handle hole (9) edge.
6. dentistry gag as claimed in claim 5 is characterized in that: be provided with and be fixed on the anti-handle hole closing membrane of tearing on the circle (10) (11), described handle hole closing membrane (11) is provided with at least one radial seam.
7. be used for action pane closed film structure as dentistry gag as described in the claim 1,2,3,4,5 or 6, it is characterized in that: the arc that comprise the upper limit rubber band (4) and the lower limit rubber band (5) that are oblong thin film (3), are positioned at thin film (3) upper and lower sides edge, is positioned at thin film (3) two ends, the left and right sides is rubber band (6) fixedly, and by upper limit rubber band (4), lower limit rubber band (5) and both sides fixedly rubber band (6) constitute annular rubber band (7) along thin film (3) edge placement.
8. action pane closed film structure as claimed in claim 7 is characterized in that: being provided with matches with gag elastic support (1) merges the tensioning rubber band (8) act on lower limit rubber band (5).
9. action pane closed film structure as claimed in claim 8, it is characterized in that: described tensioning rubber band (8) two ends link to each other with lower limit rubber band (5) two ends respectively, and surround formation by tensioning rubber band (8) and lower limit rubber band (5) and hold the hole that elastic support (1) passes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200937533U CN202036359U (en) | 2011-04-01 | 2011-04-01 | Dental surgery mouth opener and closed membrane structure of operating window thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200937533U CN202036359U (en) | 2011-04-01 | 2011-04-01 | Dental surgery mouth opener and closed membrane structure of operating window thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202036359U true CN202036359U (en) | 2011-11-16 |
Family
ID=44963834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200937533U Expired - Fee Related CN202036359U (en) | 2011-04-01 | 2011-04-01 | Dental surgery mouth opener and closed membrane structure of operating window thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202036359U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109330709A (en) * | 2018-11-19 | 2019-02-15 | 镇江高冠医疗器械有限公司 | Disposable diagnoses and treatment punctures packet |
| WO2021179346A1 (en) * | 2020-03-10 | 2021-09-16 | 重庆医科大学 | Oral treatment protective operation device |
-
2011
- 2011-04-01 CN CN2011200937533U patent/CN202036359U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109330709A (en) * | 2018-11-19 | 2019-02-15 | 镇江高冠医疗器械有限公司 | Disposable diagnoses and treatment punctures packet |
| WO2021179346A1 (en) * | 2020-03-10 | 2021-09-16 | 重庆医科大学 | Oral treatment protective operation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20120401 |