CN201123948Y - Double-layer suction type nose mask without repetition - Google Patents

Double-layer suction type nose mask without repetition Download PDF

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Publication number
CN201123948Y
CN201123948Y CNU2007201727659U CN200720172765U CN201123948Y CN 201123948 Y CN201123948 Y CN 201123948Y CN U2007201727659 U CNU2007201727659 U CN U2007201727659U CN 200720172765 U CN200720172765 U CN 200720172765U CN 201123948 Y CN201123948 Y CN 201123948Y
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CN
China
Prior art keywords
nose cup
double
suction
repetition
patient
Prior art date
Application number
CNU2007201727659U
Other languages
Chinese (zh)
Inventor
王双卫
梁国建
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王双卫
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Priority to CNU2007201727659U priority Critical patent/CN201123948Y/en
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Abstract

The utility model relates to a double-layer non-repetition inhalation-type nose cup, which comprises an inner layer nose cup capable of clinging to the nose of a patient, wherein the inner layer nose cup has an inspiration cavity which is communicated with an inspiration pipe; the outside of the inner layer nose cup is provided with an outer layer nose cup; an evacuation cavity is formed between the outer layer nose cup and the inner layer nose cup; and the inspiration cavity is communicated with the evacuation cavity through a one-way valve. The double-layer non-repetition inhalation-type nose cup separates an inspiration channel of a patient from an expiration channel; therefore, exhalant waste gas can not be inhaled by the patient once again, which is not only propitious to the recovery of the patient, but also can directly increase the use effect of medical equipment adopting the nose cup such as an anesthetic machine or a pain relieving machine.

Description

Double-deck nothing repeats the suction-type nose cup
Technical field
This utility model relates to a kind of medical device, is specifically related to a kind of dental operation analgesic nose cup that is used for.
Background technology
At home in the medical industry, what patient respiration and suction-type analgesia were generally adopted is face shield, and is the monolayer face shield at present.The characteristics of described face shield are that the mouth and nose with patient cover together, and therefore this face shield can only be used to breathe the suction-type analgesia with suction-type anesthesia and obstetric operation, and are not suitable for the suction-type analgesia of dental operation.
Existing face shield generally is that the pipeline of directly breathing with a patients is connected with respirator or anesthetic machine, patient expired like this waste gas or contain the waste gas of remaining anesthetic gases, just enter respirator or anesthetic machine through same pipeline, when patient is for the second time air-breathing, waste gas in the pipeline is just repeated to suck by patient, influences patient health.Some monolayer face shield also can enter waste gas indoor, influences IAQ (indoor air quality).
So, demand urgently a kind ofly new be used for the analgesic face shield and can solve the problem that above-mentioned conventional medical face shield occurs.
Summary of the invention
The purpose of this utility model is the defective that overcomes above-mentioned prior art, provides the isolating bilayer of avoiding sucking waste gas once more of a kind of air intake passage and exhalation passages not have repetition suction-type nose cup.
Another purpose of the present utility model provides a kind of bilayer that more helps patient's rehabilitation does not have repetition suction-type nose cup.
A purpose more of the present utility model provide a kind of only cover that nose need not cover the oral cavity be used for that the dental operation analgesic is double-deck does not have the suction-type of a repetition nose cup.
In order to achieve the above object, the technical solution of the utility model is: a kind of double-deck suction-type of repetition nose cup that do not have, comprise the internal layer nose cup that can be close to patient's nose, and described internal layer nose cup has suction muffler, and described suction muffler is communicated with aspirating air pipe.Described internal layer nose cup outer setting has outer nose cup, forms discharge chamber between described outer nose cup and the internal layer nose cup, is communicated with by check valve between described suction muffler and the described discharge chamber.
Further, described discharge chamber is communicated with the expiration pipeline, and described expiration pipeline connects waste gas recovering device.
Specifically, offer via on the described internal layer nose cup, described check valve is the movable clack valve that covers described via that is installed on the described internal layer nose cup, and described movable clack valve only can be opened towards described discharge chamber.
As a kind of embodiment of the movable clack valve of this utility model, the described movable clack valve that lifts along with breathing air pressure change comprises a movable flap.
As the another kind of embodiment of the movable clack valve of this utility model, the described movable clack valve that lifts along with breathing air pressure change comprises a pair of movable flap.
The structure of described a pair of movable flap can be: described a pair of movable flap is installed in the via both sides respectively and rotates in opposite directions along with breathing air pressure change, jointly described via is closed or is opened.
The another kind of structure of described a pair of movable flap can be: described a pair of movable flap is installed in the via middle part jointly and rotates along with breathing air pressure change, jointly described via is closed or is opened.
Further, described aspirating air pipe connects and is used for the oxygen anesthetic gases mist that analgesic oxygen laughing gas mist or connection be used for anaesthetizing.
This utility model adopts described technical scheme, its beneficial technical effects is: 1) the double-deck suction-type of the repetition nose cup that do not have of the present utility model, described internal layer nose cup outer setting has outer nose cup, form discharge chamber between described outer nose cup and the internal layer nose cup, be communicated with by check valve between suction muffler and the described discharge chamber, thereby make the patient inhales passage separate with exhalation passages, the waste gas of breathing out can not repeated to suck by patient, not only help patient's rehabilitation but also can directly improve the armarium that uses nose cup, such as the result of use of anesthetic machine or pain easing machine; 2) the double-deck suction-type of the repetition nose cup that do not have of the present utility model, the suction muffler of described internal layer nose cup is adjacent to patient's nose, and by the discharge chamber aerofluxus between outer nose cup and the internal layer nose cup, because the suction muffler of internal layer nose cup is smaller, the spacing of patient's nose and movable clack valve is also little, this just makes patient in air-breathing, and the waste gas that breathed out the last time that is drawn onto is fewer, more helps the patient and gets well; 3) the double-deck suction-type of the repetition nose cup that do not have of the present utility model, described check valve is the movable clack valve that covers described via that is installed on the described internal layer nose cup, described movable clack valve can adopt one or a pair of, during patient inhales under the effect of air pressure clack valve close, only allow to suck anesthesia or analgesic mist; During patient exhales under the effect of air pressure clack valve open patient expired waste gas got rid of, simply to the air pressure reflection flexibly, patient uses more comfortable described movable flap valve arrangement; 4) the double-deck suction-type of the repetition nose cup that do not have of the present utility model, the expiration pipeline of described outer nose cup links to each other with emission-control equipment, can avoid the exhaust emission environment; 5) the double-deck suction-type of the repetition nose cup that do not have of the present utility model only covers nose and need not cover the oral cavity and can apply to the dental operation analgesia easily.
Description of drawings
Fig. 1 be this utility model double-deck do not have repeat the structural representation of suction-type nose cup when air-breathing.
Fig. 2 is the double-deck structural representation that does not have when repeating the expiration of suction-type nose cup of this utility model.
The specific embodiment
Also in conjunction with the accompanying drawings this utility model is further described below by specific embodiment.
Please refer to Fig. 1 to Fig. 2, this utility model relates to a kind of double-deck suction-type of repetition nose cup 20 that do not have, and described double-deck nothing repeats suction-type nose cup 20 and comprises the internal layer nose cup 40 that can be close to patient's nose 10 and the outer nose cup 30 that is arranged on internal layer nose cup 40 outsides.
Described internal layer nose cup 40 has the suction muffler 44 that covers on nose 10, and described suction muffler 44 both sides are communicated with an aspirating air pipe 42 respectively.Form discharge chamber 34 between described outer nose cup 30 and the internal layer nose cup 40.Described discharge chamber 34 both sides are communicated with an expiration pipeline 32 respectively.
The suction muffler 44 of described internal layer nose cup 40 is adjacent to patient's nose 10, and by discharge chamber 34 aerofluxuss between outer nose cup 30 and the internal layer nose cup 40, because the suction muffler 44 of internal layer nose cup 40 is smaller, this just makes patient in air-breathing, the waste gas that breathed out the last time that is drawn onto is fewer, more helps the patient and gets well.And the double-deck suction-type of the repetition nose cup that do not have of the present utility model, only cover nose and need not cover the oral cavity and can apply to the dental operation analgesia easily.
In the present embodiment, described expiration pipeline 32 connects an antipollution emission-control equipment (figure does not show).Described emission-control equipment can be an absorption unit of dioxide carbon, and inside holds the sodica calx of absorbing carbon dioxide.
In the present embodiment, described aspirating air pipe 42 connects and is used for the oxygen anesthetic gases mist that analgesic oxygen laughing gas mist or connection be used for anaesthetizing.
The internal layer nose cup 40 and the outer nose cup 30 of described nose cup 20 all adopt the silicone rubber manufacturing.
Be communicated with by check valve (sign) between described suction muffler 44 and the described discharge chamber 34.
Specifically, offer via 46 on the described internal layer nose cup 40.Described check valve is the movable clack valve 25 that covers described via 46 that is installed on the described internal layer nose cup 40, and described movable clack valve 25 only can be opened towards described discharge chamber 34.In the time of patient inhales under the effect of air pressure movable clack valve 25 close, in the time of patient exhales under the effect of air pressure movable clack valve 25 open.Double-deck nothing repetition suction-type nose cup of the present utility model separates patient's air intake passage with exhalation passages, the waste gas of exhalation can not repeated to suck by patient, has directly improved the armarium that uses nose cup, such as the result of use of anesthetic machine or pain easing machine
As a kind of embodiment of movable clack valve 25 in this utility model, the described movable clack valve that lifts along with breathing air pressure change 25 adopts the movable flap that can cover via 46 fully, and described movable flap is installed in a side of via 46.
As the another kind of embodiment of movable clack valve 25 in this utility model, the described movable clack valve that lifts along with breathing air pressure change 25 adopts a pair of movable flap.
First kind of structure of described a pair of movable flap: described movable flap is installed in via 46 both sides respectively and rotates in opposite directions along with breathing air pressure change, jointly described via 46 is closed or opened.
Second kind of structure of described a pair of movable flap: described movable flap is installed in the middle part of via 46 jointly and rotates along with breathing air pressure change, jointly described via 46 is closed or opened.
When using, described nose cup 20 is close to the nose 10 of patient's face.In the time of patient inhales, the gas pressure of suction muffler 44 is lower than the gas pressure of discharge chamber 34, and the movable clack valve 25 of internal layer nose cup 40 front ends is promptly closed via 46 by adhesive.Be illustrated as an example with the suction-type pain easing machine at this, the oxygen that the suction-type pain easing machine transmits, laugh at mist and promptly enter the suction muffler 44 of internal layer nose cup 40, sucked (pore among the figure is represented to be full of oxygen in suction muffler 44 and the admission line 42, to have laughed at mist) in the nose by patient by being connected expiration pipeline 42 on the internal layer nose cup 40.
In the time of patient exhales, the gas pressure of suction muffler 44 is higher than the gas pressure of discharge chamber 34, the movable clack valve 25 of internal layer nose cup 40 front ends is promptly pushed open by air pressure, patient expired gas enters the discharge chamber 34 of outer nose cup 30, by being connected the expiration pipeline 32 on the outer nose cup 30, patient expired waste gas is discharged in the waste gas recovering device of suction-type pain easing machine (pore among the figure is represented to be full of waste gas in discharge chamber 34 and the expiration pipeline 32).Patient inhales repeats above process again next time.
Although top detailed description preferred embodiment of the present utility model, but should be understood that many distortion of basic inventive concept clearly, that tell about to those skilled in the art and modification all drop within the spirit and scope of the present invention of claims qualification here.

Claims (6)

1. a double-deck nothing repeats the suction-type nose cup, comprise the internal layer nose cup that to be close to patient's nose, described internal layer nose cup has suction muffler, described suction muffler is communicated with aspirating air pipe, it is characterized in that: described internal layer nose cup outer setting has outer nose cup, form discharge chamber between described outer nose cup and the internal layer nose cup, be communicated with by check valve between described suction muffler and the described discharge chamber.
2. the double-deck suction-type of the repetition nose cup that do not have according to claim 1, it is characterized in that: offer via on the described internal layer nose cup, described check valve is the movable clack valve that covers described via that is installed on the described internal layer nose cup, and described movable clack valve only can be opened towards described discharge chamber.
3. the double-deck suction-type of the repetition nose cup that do not have according to claim 2, it is characterized in that: the described movable clack valve that lifts along with breathing air pressure change comprises a movable flap.
4. the double-deck suction-type of the repetition nose cup that do not have according to claim 2, it is characterized in that: the described movable clack valve that lifts along with breathing air pressure change comprises a pair of movable flap.
5. the double-deck suction-type of the repetition nose cup that do not have according to claim 4, it is characterized in that: described a pair of movable flap is installed in the via both sides respectively and rotates in opposite directions along with breathing air pressure change, jointly described via is closed or is opened.
6. the double-deck suction-type of the repetition nose cup that do not have according to claim 4 is characterized in that: described a pair of movable flap is installed in the via middle part jointly and rotates along with breathing air pressure change, jointly described via is closed or is opened.
CNU2007201727659U 2007-10-30 2007-10-30 Double-layer suction type nose mask without repetition CN201123948Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007201727659U CN201123948Y (en) 2007-10-30 2007-10-30 Double-layer suction type nose mask without repetition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007201727659U CN201123948Y (en) 2007-10-30 2007-10-30 Double-layer suction type nose mask without repetition

Publications (1)

Publication Number Publication Date
CN201123948Y true CN201123948Y (en) 2008-10-01

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101559250B (en) * 2009-05-13 2011-04-27 深圳市安保科技有限公司 Double-layer nasal mask
CN103445881A (en) * 2013-09-25 2013-12-18 深圳市瑞沃德生命科技有限公司 Anesthetic gas recovery mask experiment device
CN103638585A (en) * 2013-12-06 2014-03-19 孙亚东 Breather controlled by breath
US8839791B2 (en) 2011-06-22 2014-09-23 Breathe Technologies, Inc. Ventilation mask with integrated piloted exhalation valve
US9038635B2 (en) 2011-06-22 2015-05-26 Breathe Technologies, Inc. Ventilation mask with integrated piloted exhalation valve
US9038634B2 (en) 2011-06-22 2015-05-26 Breathe Technologies, Inc. Ventilation mask with integrated piloted exhalation valve
US9327092B2 (en) 2011-06-22 2016-05-03 Breathe Technologies, Inc. Ventilation mask with integrated piloted exhalation valve

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101559250B (en) * 2009-05-13 2011-04-27 深圳市安保科技有限公司 Double-layer nasal mask
US8839791B2 (en) 2011-06-22 2014-09-23 Breathe Technologies, Inc. Ventilation mask with integrated piloted exhalation valve
US8844533B2 (en) 2011-06-22 2014-09-30 Breathe Technologies, Inc. Ventilation mask with integrated piloted exhalation valve
US9038635B2 (en) 2011-06-22 2015-05-26 Breathe Technologies, Inc. Ventilation mask with integrated piloted exhalation valve
US9038634B2 (en) 2011-06-22 2015-05-26 Breathe Technologies, Inc. Ventilation mask with integrated piloted exhalation valve
US9327092B2 (en) 2011-06-22 2016-05-03 Breathe Technologies, Inc. Ventilation mask with integrated piloted exhalation valve
US9415183B2 (en) 2011-06-22 2016-08-16 Breathe Technologies, Inc. Ventilation mask with integrated piloted exhalation valve
US9486602B2 (en) 2011-06-22 2016-11-08 Breathe Technologies, Inc. Ventilation mask with integrated piloted exhalation valve and method of ventilating a patient using the same
CN103445881A (en) * 2013-09-25 2013-12-18 深圳市瑞沃德生命科技有限公司 Anesthetic gas recovery mask experiment device
CN103445881B (en) * 2013-09-25 2015-07-29 深圳市瑞沃德生命科技有限公司 Anesthetic gases reclaims face shield experimental provision
CN103638585A (en) * 2013-12-06 2014-03-19 孙亚东 Breather controlled by breath
CN103638585B (en) * 2013-12-06 2016-03-16 孙亚东 A kind of breathing equipment by respiratory control

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GR01 Patent grant
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 518052 EAST OF 3/F, BUILDING A, NANYUAN INDUSTRY PARK, XINYUAN ROAD, NANSHAN DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE TO: 518052 HOUSE 3, TOWER A, NANYUAN INDUSTRIAL PARK, XINYUAN ROAD, NANSHAN DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE

ASS Succession or assignment of patent right

Owner name: AMBULANC TECH CO., LTD.

Free format text: FORMER OWNER: WANG SHUANGWEI

Effective date: 20100728

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20100728

Address after: 518052 Guangdong city of Shenzhen province Nanshan District New Road South Industrial Park on the third floor of block A

Patentee after: Ambulanc Tech Co., Ltd.

Address before: 518052 Guangdong city of Shenzhen province Nanshan District New Road South Industrial Park building A on the third floor of the East

Patentee before: Wang Shuangwei

C35 Partial or whole invalidation of patent or utility model
IW01 Full invalidation of patent right

Decision date of declaring invalidation: 20120118

Decision number of declaring invalidation: 17931

Granted publication date: 20081001