CN206852836U - A kind of hand-held negative-pressure attractor - Google Patents
A kind of hand-held negative-pressure attractor Download PDFInfo
- Publication number
- CN206852836U CN206852836U CN201621101864.3U CN201621101864U CN206852836U CN 206852836 U CN206852836 U CN 206852836U CN 201621101864 U CN201621101864 U CN 201621101864U CN 206852836 U CN206852836 U CN 206852836U
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- CN
- China
- Prior art keywords
- suction
- hand
- main frame
- pressure
- attractor
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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.)
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Abstract
The utility model is applied to department of stomatology medical instruments field, provide a kind of hand-held negative-pressure attractor, main frame including the sucking head towards oral cavity, for providing from suction to the sucking head and the suction tube for being communicated in the sucking head and the main frame and being easy to user to hold, the sucking head includes being connected with the suction tube and has the cover body of hollow cavity and the lid being fixedly installed on the cover body, and the cover body is provided with the suction hole communicated with the hollow cavity.The hand-held negative-pressure attractor is by being sequentially connected the suction tube and sucking head that connect with main frame, the hollow cavity of sucking head forms local decompression's laminar flow under main frame suction, so that aerial a large amount of spittle and aerosol are spread during dental care is attracted head suction, removed in time, reduce the danger being exposed in pathogenic microorganisms of health care workers and patient, ensure the consultation security and health of health care workers and patient.
Description
Technical field
The utility model belongs to department of stomatology medical instruments field, more particularly to a kind of hand-held negative-pressure attractor.
Background technology
The substantial amounts of spittle and aerosol can be produced during medical procedure on mouth, is caused in these spittle and aerosol containing substantial amounts of
Sick microorganism, the diameter especially contained in aerosol are less than 50 microns of particulate, not only have very strong penetration power, and
Easily colonize in the tiny branch of intrapulmonary, these particulates are considered as most easily to suck the pathophorous potential danger of intrapulmonary
Grain.Research shows, during dental care, centered on patient oral cavity, and circumference range that one meter of length is marked by radius
It is the region of aerosol pollution most serious.Due to that timely can not be purged to these spittle and aerosol, cause these spittle
Potential threat is constituted to patient, the consultation security of medical personnel and health with the pathogenic microorganisms contained in aerosol.
Utility model content
The purpose of this utility model is to provide a kind of vacuum extractor for dental care, it is intended to solves dental care
During the technical problem that can not be purged in time to the spittle and aerosol caused by the interim operation in oral cavity.
The utility model provides a kind of hand-held negative-pressure attractor, including towards the sucking head in oral cavity, for the suction
Leader provides the main frame of suction and is communicated in the sucking head and the main frame and the suction tube for being easy to user to hold, the suction
Take the lead including being connected and having the cover body of hollow cavity and the lid being fixedly installed on the cover body with the suction tube,
The cover body is provided with the suction hole communicated with the hollow cavity, and the hollow cavity is under the suction that the main frame provides
Produce negative pressure, and caused negative pressure make dental care during the caused spittle and aerosol successively along the suction hole, institute
State hollow cavity and the suction tube is sucked into the main frame.
Further, the cover body is made up of plastic cement, and including towards the lid and with the suction hole and it is described in
Suction inlet that cavity body communicates and the suction outlet connected with the suction tube and the hollow cavity, the bore of the suction outlet
No more than the bore of the suction inlet.
Preferably, the suction inlet and suction outlet be shaped as it is circular, oval or square.
Further, the quantity of the suction hole is at least two.
Preferably, each suction hole is intervally arranged.
Preferably, the aperture of each suction hole is identical.
Preferably, the aperture of each suction hole is 0.5mm.
Further, in addition to it is sheathed on the attraction tube wall and is easy to the grip part gripped.
Further, the grip part is provided with one layer of skid resistant course for preventing from skidding.
Further, it is provided with the suction tube to be connected and be used to collect in the therapeutic process of oral cavity in the main frame and produces
The spittle and aerosol collector；Or the hand-held negative-pressure attractor also includes being connected with suction tube being placed in mouth
Intracavitary is for continuing the dental pump of outlet intracavitary saliva during dental care.
The utility model has the technical effect that relative to prior art：The hand-held negative-pressure attractor by with main frame successively
The suction tube and sucking head being connected, the hollow cavity of sucking head form local decompression's laminar flow under main frame suction so that
Aerial a large amount of spittle and aerosol are spread during dental care and is attracted head suction, is removed in time, reduces medical care
Worker and the danger being exposed in pathogenic microorganisms of patient, the consultation security of health care workers and patient are ensured and have been good for
Health.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, below will to the utility model embodiment or
The required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings described below is only
Some embodiments of the utility model, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the hand-held negative-pressure attractor schematic diagram on the direction that the utility model embodiment provides.
Fig. 2 is the hand-held negative-pressure attractor schematic diagram on another direction that the utility model embodiment provides.
Description of reference numerals：
The suction tube of 1 sucking head 2
The cover body of 3 lid 4
The suction hole of 5 suction inlet 6
The grip part of 7 suction outlet 8
9 skid resistant courses
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing 1 and accompanying drawing
2 and embodiment, the utility model is further elaborated.
As depicted in figs. 1 and 2, the hand-held negative-pressure attractor that the utility model embodiment provides includes the suction towards oral cavity
Leader 1, the main frame for providing suction to the sucking head 1 and it is communicated in the sucking head 1 and the main frame and is easy to use
The hand-held suction tube 2 in family, the sucking head 1 include being connected with the suction tube 2 and have the cover body 4 of hollow cavity and consolidate
Loaded on the lid 3 on the cover body 4, the cover body 4 is provided with the suction hole 6 communicated with the hollow cavity, described hollow for Dingan County
Cavity produces negative pressure under the suction that the main frame provides, and caused negative pressure makes caused during dental care fly
Foam and aerosol are sucked into the main frame along the suction hole 6, the hollow cavity and the suction tube 2 successively.
The suction tube 2 and sucking head 1 that the hand-held negative-pressure attractor is connect by being sequentially connected with main frame, in sucking head 1
Cavity body forms local decompression's laminar flow under main frame suction so that spread during dental care aerial a large amount of spittle and
Aerosol is attracted caused negative pressure in first 1 and is sucked into main frame, is removed in time, so as to reduce health care workers and trouble
The danger being exposed in pathogenic microorganisms of person, has ensured the consultation security and health of health care workers and patient.
As depicted in figs. 1 and 2, further, the cover body 4 is made up of plastic cement so that attractor is light in use
Easy operation.As shown in figure 1, cover body 4 also includes communicating towards the lid 3 and with the suction hole 6 and the hollow cavity
Suction inlet 5 and the suction outlet 7 that is connected with the suction tube 2 and the hollow cavity, so can be by suction hole 6, cover body 4
Cavity in interior hollow cavity, air intake duct is connected with main frame, forms path, what the pollutant in air was formed by main frame
Negative pressure sucks from suction hole 6 and can smoothly enter main frame along this path, is removed.The bore of the suction outlet 7 is not more than
The bore of the suction inlet 5, it can so expand the scope of air-breathing, the significantly more efficient removing for carrying out the spittle and aerosol.
The shape of the suction inlet 5 and suction outlet 7 can be it is circular, oval or square, so can be more attractive in appearance.Inhale
Entrance 5 is preferably ellipse, as shown in Figure 2, so that be not easy when in use because suction inlet has a corner angle and caused by scratch.Suction
5 shape of mouth and the shape of suction outlet 7 be able to can also be differed with identical.
As depicted in figs. 1 and 2, further, the quantity of the suction hole 6 is at least two, sets multiple suction holes 6 can
To expand suction range.
As depicted in figs. 1 and 2, it is preferable that each suction hole 6 is intervally arranged, and aperture is identical, so makes sucking head 1
It is more attractive in appearance.
As depicted in figs. 1 and 2, it is preferable that the aperture of each suction hole 6 is 0.5mm, and can so ensure to absorb is
The substantial amounts of spittle and aerosol, avoid the air-breathing that other large granular impurities are inhaled into and block attractor in air from leading in air
Road.
Further, as shown in figure 1, the attractor of the present embodiment also includes being sheathed on the tube wall of suction tube 2 and just
In the grip part 8 of gripping, medical personnel are facilitated to adjust the position and direction of sucking head 1 according to gripping is actually needed.
Further, as shown in figure 1, the grip part 8 is provided with one layer of skid resistant course 9 for preventing from skidding, be advantageous to hand and exist
It is non-slip during gripping.
Preferably, the lid 3 is outer gibbosity structure, can so increase the contact area of lid 3 and air, so as to increase
Big suction range.
As depicted in figs. 1 and 2, further, it is provided with the main frame and is connected and is used for collection port with the suction tube 2
The collector of the caused spittle and aerosol in chamber therapeutic process；Or the hand-held negative-pressure attractor also includes and attraction
Pipe 2, which is connected, to be placed in oral cavity for continuing the dental pump of outlet intracavitary saliva during dental care.So suction
The spittle and aerosol that lead device both can be used in absorption air, it can be used for absorbing intraoral saliva, it is applied widely.
The present embodiment provide hand-held negative-pressure attractor when in use can hand hold suction tube 2 grip part 8 will inhale
Leader 1 is placed in around oral cavity, opens main frame, and attractor is started working, and negative pressure is produced in the cavity in sucking head 1, and negative pressure will
The caused spittle and aerosol are sucked by suction hole 6 in the cavity of cover body 4 during dental care, are entered along suction tube 2 and are led
Machine, complete breathing process；Or suction tube 2 is connected with dental pump, sucking head 1 is placed in oral cavity during use, the face of suction inlet 5
Saliva into oral cavity, negative pressure is formed in sucking head 1 after opening main frame, negative pressure sucks the saliva in oral cavity in the sky of cover body 4
Intracavitary, enter dental pump main frame along suction tube 2, complete to absorb the process of saliva.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (9)
1. a kind of hand-held negative-pressure attractor, it is characterised in that including the sucking head towards oral cavity, for being carried to the sucking head
Main frame for suction and the suction tube for being communicated in the sucking head and the main frame and being easy to user to hold, the sucking head bag
Include and be connected with the suction tube and the cover body with hollow cavity and the lid that is fixedly installed on the cover body, the cover
Body is provided with the suction hole communicated with the hollow cavity, and the hollow cavity produces negative under the suction that the main frame provides
Pressure, and caused negative pressure makes during dental care the caused spittle and aerosol successively along the suction hole, described hollow
Cavity and the suction tube are sucked into the main frame, and the hand-held negative-pressure attractor also includes being sheathed on the suction tube pipe
On wall and be easy to grip grip part.
2. hand-held negative-pressure attractor as claimed in claim 1, it is characterised in that the cover body is made up of plastic cement, and including
The suction inlet that is communicated towards the lid and with the suction hole and the hollow cavity and with the suction tube and it is described in
The suction outlet of cavity body connection, the bore of the suction outlet are not more than the bore of the suction inlet.
3. hand-held negative-pressure attractor as claimed in claim 2, it is characterised in that the suction inlet and suction outlet are shaped as
It is circular, oval or square.
4. hand-held negative-pressure attractor as claimed in claim 1, it is characterised in that the quantity of the suction hole is at least two.
5. hand-held negative-pressure attractor as claimed in claim 4, it is characterised in that each suction hole is intervally arranged.
6. hand-held negative-pressure attractor as claimed in claim 4, it is characterised in that the aperture of each suction hole is identical.
7. hand-held negative-pressure attractor as claimed in claim 6, it is characterised in that the aperture of each suction hole is 0.5mm.
8. hand-held negative-pressure attractor as claimed in claim 1, it is characterised in that the grip part is provided with one layer and prevents from beating
Sliding skid resistant course.
9. the hand-held negative-pressure attractor as described in claim 1 to 7 any one, it is characterised in that be provided with the main frame
It is connected with the suction tube and is used to collect the collector of the caused spittle and aerosol in the therapeutic process of oral cavity；Or institute
Stating hand-held negative-pressure attractor also includes being connected with suction tube being placed in oral cavity for persistently arranging during dental care
The dental pump of saliva in outlet plenum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621101864.3U CN206852836U (en) | 2016-09-30 | 2016-09-30 | A kind of hand-held negative-pressure attractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621101864.3U CN206852836U (en) | 2016-09-30 | 2016-09-30 | A kind of hand-held negative-pressure attractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206852836U true CN206852836U (en) | 2018-01-09 |
Family
ID=60814761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621101864.3U Expired - Fee Related CN206852836U (en) | 2016-09-30 | 2016-09-30 | A kind of hand-held negative-pressure attractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206852836U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111671591A (en) * | 2020-04-10 | 2020-09-18 | 上海长征医院 | Portable negative pressure protective screen system |
| CN113509283A (en) * | 2021-04-20 | 2021-10-19 | 重庆医科大学附属口腔医院 | Protective structure for oral clinical medicine |
-
2016
- 2016-09-30 CN CN201621101864.3U patent/CN206852836U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111671591A (en) * | 2020-04-10 | 2020-09-18 | 上海长征医院 | Portable negative pressure protective screen system |
| CN113509283A (en) * | 2021-04-20 | 2021-10-19 | 重庆医科大学附属口腔医院 | Protective structure for oral clinical medicine |
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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: 20180109 Termination date: 20180930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |