CN203874313U - Portable respiration assistance device, mask and respiration assistance system thereof and nasal dosage device - Google Patents
Portable respiration assistance device, mask and respiration assistance system thereof and nasal dosage device Download PDFInfo
- Publication number
- CN203874313U CN203874313U CN201420178269.4U CN201420178269U CN203874313U CN 203874313 U CN203874313 U CN 203874313U CN 201420178269 U CN201420178269 U CN 201420178269U CN 203874313 U CN203874313 U CN 203874313U
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- China
- Prior art keywords
- auxiliary system
- face shield
- respiration
- portable respiratory
- user
- Prior art date
- 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 - Lifetime
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- 230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 62
- 230000000241 respiratory effect Effects 0.000 claims description 53
- 210000001331 nose Anatomy 0.000 claims description 16
- 239000003814 drug Substances 0.000 claims description 14
- 238000010030 laminating Methods 0.000 claims description 9
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 claims description 6
- 210000003928 nasal cavity Anatomy 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 9
- 208000000059 Dyspnea Diseases 0.000 description 8
- 206010013975 Dyspnoeas Diseases 0.000 description 8
- 206010021143 Hypoxia Diseases 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229940079593 drug Drugs 0.000 description 4
- 210000000056 organ Anatomy 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 208000037273 Pathologic Processes Diseases 0.000 description 2
- 230000001447 compensatory effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000000857 drug effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 208000018875 hypoxemia Diseases 0.000 description 2
- 230000003434 inspiratory effect Effects 0.000 description 2
- 230000004060 metabolic process Effects 0.000 description 2
- 210000002850 nasal mucosa Anatomy 0.000 description 2
- 230000009054 pathological process Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 206010002660 Anoxia Diseases 0.000 description 1
- 241000976983 Anoxia Species 0.000 description 1
- 206010011703 Cyanosis Diseases 0.000 description 1
- 208000032953 Device battery issue Diseases 0.000 description 1
- 241001075561 Fioria Species 0.000 description 1
- 206010016759 Flat affect Diseases 0.000 description 1
- 208000021642 Muscular disease Diseases 0.000 description 1
- 201000009623 Myopathy Diseases 0.000 description 1
- 206010031123 Orthopnoea Diseases 0.000 description 1
- 208000004756 Respiratory Insufficiency Diseases 0.000 description 1
- 206010038687 Respiratory distress Diseases 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000002547 anomalous effect Effects 0.000 description 1
- 230000007953 anoxia Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 230000005779 cell damage Effects 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 230000002354 daily effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
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- 230000006870 function Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 230000001146 hypoxic effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000002132 lysosomal effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000003470 mitochondria Anatomy 0.000 description 1
- 208000012144 orthopnea Diseases 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002685 pulmonary effect Effects 0.000 description 1
- 201000004193 respiratory failure Diseases 0.000 description 1
- 230000036387 respiratory rate Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000002910 structure generation Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model provides a portable respiration assistance device, a mask and respiration assistance system thereof and a nasal dosage device formed by the portable respiration assistance device, and belongs to the technical field of respiration assistance. The portable respiration assistance device comprises the mask, the respiration assistance system and the like. The respiration assistance system is arranged on the mask and composed of a miniature fan, a battery, a control mainboard, a switch and the like. The portable respiration assistance device is used for assisting in respiration of a user.
Description
Technical field
the invention discloses a kind of portable respiratory auxiliary system, belong to Respiration assistance technical field.
Background technology
breathing refers to the process of gas exchange between body and external environment, and oxygen intake gives off carbon dioxide.When subjectively feeling lack of air, objectively showing as and breathe effort, heavy occur nasal ala flap, cyanosis, orthopnea, and can have the change of respiratory rate, the degree of depth and the rhythm and pace of moving things, expiratory dyspnea (respiratory distress), is the important behaviour of respiratory insufficiency.Expiratory dyspnea is mainly divided into: pulmonary expiratory dyspnea, cardiac dyspnea, toxic dyspenea, haematogenous expiratory dyspnea, neuropsychiatric and myopathy expiratory dyspnea.Expiratory dyspnea directly causes human body anoxia, and so-called anoxic (hypoxia) refers to when the oxygen of organizing is under-supply or utilize oxygen obstacle, causes the metabolism of tissue, the pathologic process of function and morphology structure generation ANOMALOUS VARIATIONS.Anoxic is a class pathologic process extremely common in clinical various diseases, and the life-critical organ anoxics such as brain, the heart are also the major reasons that causes body death.In addition, because arterial oxygen content obviously reduces, cause tissue for hypoxgia, be called again hypoxemia (hypoxemia).A kind of mistake compensatory that Hypoxic cellular damage (hypoxiccelldamage) occurs during often for severe depletion of oxygen changes.Its main manifestations is cell membrane, mitochondria and lysosomal damage.The impact of anoxic on organ, depends on the functional metabolism state of degree, speed duration and body that anoxic occurs.Chronic mild anoxic mainly causes organ compensatory response; Acute serious anoxic, often there is incompensation and dysfunction in organ, even causes that vitals produce irreversible damage, cause the death of body.
for solving anoxic series pathology due to expiratory dyspnea, the respiratory auxiliary system of releasing in the market, is a feast for the eyes, of a great variety, but Portable practical really, is applicable to daily very few.
Summary of the invention
inventor of the present utility model has invented a kind of Portable practical after to various respiratory auxiliary systems further investigation in the market, be applicable to very much respiratory auxiliary system used in everyday, only by face shield, respiration auxiliary system, being linked with three parts forms, form simple, described portable respiratory auxiliary system removes OFP and makes a circle and user face, the bridge of the nose, chin laminating contact, other positions all do not contact human body, in order to avoid make user produce constriction in wearing process, and face shield 1 forms an air storage chamber with respiration auxiliary system 2 at user's face and nasal cavity position, cavity for stored air, described respiration auxiliary system is fixed on face shield 1, comprising: air inlet, fan, battery, control mainboard and exhaust outlet, be all arranged in respiration auxiliary system.Battery is controlled power supply to fan is provided by control mainboard, fan rotates and drives face shield extraneous air to flow to into facepiece interior from air inlet, because face shield contacts with user face, the bridge of the nose, chin laminating, so flow to the atmospheric pressure that the gas pressure forming into the air of air storage chamber is greater than face shield outside, relative usage person air-breathing power used after wearing respiratory auxiliary system of the present invention is necessarily less than while not wearing, and the rotating speed of adjustable fan, by improving the corresponding reduction of rotating speed user inspiratory resistance, thereby reach the object of assisted respiartion.The respiration auxiliary system of portable respiratory auxiliary system of the present utility model also can further comprise power switch, duty display system, and information is controlled transmission system, charging inlet etc.
portable respiratory auxiliary system of the present utility model, after described battery is powered to fan by control mainboard, fan turning handle outside air accelerates to flow to from air inlet, and via battery surface, the fan of flowing through, enter air storage chamber, for user, suck, the gas that user breathes out is discharged portable respiratory auxiliary system through exhaust outlet.Because battery is requisite building block in the utility model, again because battery not only produces electric energy in power supply process, also can produce heat energy simultaneously, if its heat energy can not get timely diffusion, will affect its working condition, thus inventor of the present utility model in design when of the present invention, by air stream through battery surface, the heat of its battery surface is taken away in time, reduced battery failures risk.
portable respiratory auxiliary system of the present utility model, for making user more comfortable when wearing this portable respiratory auxiliary system, we are designed to a box body described respiration auxiliary system, and box body length is controlled at respectively between 2.5cm-8cm, 2.5cm-6cm, 0.8cm-4cm.Preferably between 2.5cm-6cm, 2.5cm-4cm, 0.8cm-2.5cm.Be sealingly fastened on face shield, air only can enter by air inlet, and exhaust outlet is discharged.
portable respiratory auxiliary system of the present utility model, exhaust outlet on described respiration auxiliary system comprises: exhaust outlet one, exhaust outlet two, discharge outlet, exhaust outlet one is detachable one-way exhaust valve, described air inlet can comprise: air inlet one, air inlet two, the detachable one-way exhaust valve of exhaust outlet one, with a check valve, and check valve is detachably changed, can to the difference of air storage chamber inner air pressure, require to change according to user the check valve of Different Weight, the weight of the check valve of the larger selection of air pressure of demand is larger, in conjunction with fan speed, control simultaneously, jointly complete the adjusting of gas pressure in air storage chamber, so that be applicable to the different demands of user.The steam that discharge outlet is breathed out for user can be discharged in time.Air inlet one enters air intake fan acceleration mouthful for mouth mask outside air and is entered in air storage chamber and formed certain air pressure by air inlet two, reduces the air-breathing difficulty of user.
portable respiratory auxiliary system of the present utility model, inventor considers that fan outside air enters this respiratory auxiliary system, accordingly the pollutants such as airborne dust, dust have also been brought in this device together, apparent wind fan leaf, our all relatively good cleanings of other positions, so we are designed to detachable being arranged in respiration auxiliary system fan, can regularly or irregularly fan be pulled down, and its blade is carried out to wiping cleaning.
portable respiratory auxiliary system of the present utility model, for hygiene and health object, our mask designs becomes deserted, according to the different situations of using, regularly or irregularly change face shield, thus inventor described respiration auxiliary system detachable is sealingly fastened on face shield so that face shield is changed.
portable respiratory auxiliary system of the present utility model, the artificial comfort level that improves user of invention, at described face shield at fixing respiration auxiliary system position and be designed to waveform curved surface around, or only at face shield supporting layer at fixing respiration auxiliary system position and be around waveform curved surface.Because respiration auxiliary system has certain weight, so design on the one hand and can strengthen the holding capacity of face shield to Respiration assistance cleaning system by waveform, on the other hand because of the existence of waveform curved surface, the buffering of certain power can be made to have between respiration auxiliary system and face shield, the perceptibility of this respiratory auxiliary system user to Respiration assistance cleaning system weight can be effectively reduced.
invention people of the present utility model is for making the portable respiratory auxiliary system face shield of the utility model openend otch smooth, firm, and trimming is accurate, can not be out of shape, not alice, phozy, do not reel off raw silk from cocoons, no wrinkle etc., select to utilize ultrasonic wave to cut face shield.
inventor of the present utility model holds portable respiratory auxiliary system of the present utility model and user face, the bridge of the nose, chin laminating the design of turning up, with user's contact-making surface opposing parallel state.Because being equipped with respiration auxiliary system on our respiratory auxiliary system, although this system volume weight is all microminiaturized, but there is certain weight, for being worn, user in process, reduces this part weight load as far as possible, inventor of the present utility model is according to pressure, the relation of pressure and lifting surface area, the transferability principle of adhesion, through testing and find by the design of turning up to mask port many times, increase with user's contact-making surface and translate into parallel with user's contact-making surface outward, can effectively reduce user's perception to Respiration assistance cleaning system weight while wearing, and make the sense of user no one's any discomfort.
inventor of the present utility model holds through test discovery portable respiratory auxiliary system of the present utility model and user face, the bridge of the nose, chin laminating the design of turning up, and described turns up width preferably between 0.1cm-1cm.
inventor of the present utility model finds that through test the portable respiratory auxiliary system of the utility model and user face, the bridge of the nose, chin laminating end can further comprise layer of silica gel.By adding one deck layer of silica gel, because of silica gel material self-characteristic, pro-skin relatively, and relatively good with skin attachement degree, can make face shield openend and the user Du Genggao that fits, and more effectively prevents air leak, reduction Respiration assistance effect.
portable respiratory auxiliary system of the present utility model, exhaust outlet can not be arranged on respiration auxiliary system, can directly be arranged on face shield.
on the other hand of the present utility model, the above-mentioned face shield for the portable respiratory auxiliary system of the utility model is provided.
one side more of the present utility model, provides the above-mentioned respiration auxiliary system for the portable respiratory auxiliary system of the utility model.
the medicine applicator through nose that the utility model also provides a kind of utilization to utilize the portable respiratory auxiliary system of the present invention to be prepared into, inventor has further designed a medicine and has stored chamber in respiration auxiliary system, the gas that makes to flow in face shield air chamber all can store chamber via medicine, drug volatilization thing or drug powder are brought into user's nasal cavity by leaked-in air, by the schneiderian membrane generation drug effect that is absorbed and used.
Accompanying drawing explanation
accompanying drawing of the present utility model is for the utility model is further illustrated, but not restriction to invention scope.
fig. 1 portable respiratory auxiliary system schematic diagram of the present utility model
fig. 2 the utility model respiration auxiliary system exploded perspective view
fig. 3 the utility model respiration auxiliary system schematic diagram
fig. 4 portable respiratory auxiliary system schematic internal view of the present utility model
fig. 5 the utility model respiration auxiliary system schematic diagram
1, face shield, 11, waveform curved surface, 2, respiration auxiliary system, 211, air inlet one, 212, air inlet two, 22, fan, 23, battery, 24, control mainboard, 251, exhaust outlet one, 252, exhaust outlet two, 253, discharge outlet, 26, power switch, 27, use display system, 28, charging inlet, 3, be linked with, 4, air storage chamber.
The specific embodiment
embodiment of the present utility model is for the utility model is further explained, but not to invention scope restriction of the present utility model.
embodiment
respiratory auxiliary system of the present utility model, by face shield, respiration auxiliary system, be linked with three parts and form, and except making a circle, OFP contacts with user face, the bridge of the nose, chin laminating, other positions all do not contact human body, and face shield 1 forms an air storage chamber with respiration auxiliary system at user's face and nasal cavity position, for the cavity of stored air; Respiration auxiliary system is comprised of air inlet, fan, battery, control mainboard and exhaust outlet, and detachable-type sealed is fixed on face shield 1, and its fan is detachable to be fixed in respiration auxiliary system.After battery is powered to fan by control mainboard, fan turning handle outside air accelerates to flow to from air inlet, and via battery surface, the fan of flowing through, enter air storage chamber, user sucks altogether, the gas that user breathes out is discharged portable respiratory auxiliary system through exhaust outlet, respiration auxiliary system is that a box body is long, wide, height is respectively 4cm, 3cm, 1.5cm, because of face shield and user face, the bridge of the nose, the design of turning up of chin joint place, and in contact position design one deck layer of silica gel, and exhaust outlet arranges an one-way cock, when flowing to the gas pressure forming into the air of air storage chamber and be greater than the atmospheric pressure of face shield outside, relative usage person air-breathing power used after wearing respiratory auxiliary system of the present invention is necessarily less than while not wearing, and the rotating speed of adjustable fan and the weight of check valve, the weight that improves check valve by improving several of rotating speeds improves the gas pressure of air storage chamber, be used for corresponding reduction user inspiratory resistance, thereby reach the object of assisted respiartion.
for making the portable respiratory auxiliary system of this utility model can have therapeutic action, the medicine applicator through nose that can be prepared into, can in respiration auxiliary system, further design a medicine and store chamber, the gas that makes to flow in face shield air chamber all can store chamber via medicine, drug volatilization thing or drug powder are brought into user's nasal cavity by leaked-in air, by the schneiderian membrane generation drug effect that is absorbed and used.
Claims (18)
1. a portable respiratory auxiliary system, comprise: face shield (1), respiration auxiliary system (2), be linked with (3), described portable respiratory auxiliary system makes a circle and contacts with user face, the bridge of the nose, chin laminating except face shield (1), other positions all do not contact human body, and face shield (1) forms an air storage chamber (4) with respiration auxiliary system (2) at user's face and nasal cavity position, for the cavity of stored air; It is upper that described respiration auxiliary system (2) is fixed on face shield (1), comprising: air inlet, fan (22), battery (23), control mainboard (24) and exhaust outlet, be all arranged in respiration auxiliary system (2).
2. portable respiratory auxiliary system according to claim 1, after it is characterized in that battery (23) is powered to fan by control mainboard, fan turning handle outside air accelerates to flow to from air inlet, and via battery (23) surface, the fan (22) of flowing through, enter air storage chamber (4), for user, suck, the gas that user breathes out is discharged portable respiratory auxiliary system through exhaust outlet.
3. portable respiratory auxiliary system according to claim 1, is characterized in that described respiration auxiliary system (2) is a box body, and box body length is controlled at respectively between 2.5cm-8cm, 2.5cm-6cm, 0.8cm-4cm.
4. portable respiratory auxiliary system according to claim 3, is characterized in that box body length is controlled at respectively between 2.5cm-6cm, 2.5cm-4cm, 0.8cm-2.5cm.
5. portable respiratory auxiliary system according to claim 1, is characterized in that exhaust outlet comprises: exhaust outlet one (251), exhaust outlet two (252), discharge outlet (253), and exhaust outlet one (251) is detachable one-way exhaust valve; With or air inlet comprise: air inlet one (211), air inlet two (212).
6. portable respiratory auxiliary system according to claim 1, is characterized in that fan (22) is detachable to be arranged in respiration auxiliary system (2).
7. portable respiratory auxiliary system according to claim 1, is characterized in that described can being sealingly fastened on face shield 1 by respiration auxiliary system (2) detachable.
8. portable respiratory auxiliary system according to claim 1, it is characterized in that described face shield (1) at fixing respiration auxiliary system (2) position and be around waveform curved surface, or face shield 1 supporting layer is at fixing respiration auxiliary system (2) position and be around waveform curved surface.
9. portable respiratory auxiliary system according to claim 1, the otch that it is characterized in that described face shield (1) is by ultrasonic wave and has cut.
10. portable respiratory auxiliary system according to claim 1, is characterized in that described face shield (1) and user face, the bridge of the nose, chin laminating position turn up, parallel with user's contact-making surface.
11. portable respiratory auxiliary systems according to claim 10, is characterized in that described turning up width between 0.1cm-1cm.
12. portable respiratory auxiliary systems according to claim 1, is characterized in that described face shield (1) and user face, the bridge of the nose, chin joint place further comprise layer of silica gel.
13. according to the portable respiratory auxiliary system described in claim 1-12 any one, it is characterized in that described exhaust outlet is not arranged at respiration auxiliary system (2) upper, is arranged on face shield.
The face shield of the portable respiratory auxiliary system described in 14. claim 1-12 any one, it is characterized in that described face shield (1) is comprised of two openends, one end and user face, the bridge of the nose, chin laminating, the other end is respiration auxiliary system (2) fixedly, in wearing process, except fitting to hold with user face, the bridge of the nose, chin, contact with user, other positions of face shield all do not contact human body, the case that face shield (1) is three-dimensional solid shape, forms the air storage chamber (4) of stored air at user's face and nasal cavity position with respiration auxiliary system (2).
The face shield of 15. portable respiratory auxiliary systems according to claim 14, fixedly respiration auxiliary system (2) is around for waveform curved surface (11) to it is characterized in that face shield, or face shield supporting layer is around waveform curved surface (11) at fixing respiration auxiliary system (2).
The face shield of 16. portable respiratory auxiliary systems according to claim 14, described exhaust outlet is arranged on face shield.
The respiration auxiliary system of the portable respiratory auxiliary system described in 17. claim 1-7 any one, comprising: air inlet, fan (22), battery (23), control mainboard (24) and exhaust outlet, be all arranged in respiration auxiliary system (2).
The medicine applicator through nose that portable respiratory auxiliary system described in 18. claim 1-12 any one is prepared into, is characterized in that further comprising a medicine in respiration auxiliary system and stores chamber, and the gas that makes to flow in face shield air chamber all can store chamber via medicine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420178269.4U CN203874313U (en) | 2014-04-14 | 2014-04-14 | Portable respiration assistance device, mask and respiration assistance system thereof and nasal dosage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420178269.4U CN203874313U (en) | 2014-04-14 | 2014-04-14 | Portable respiration assistance device, mask and respiration assistance system thereof and nasal dosage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203874313U true CN203874313U (en) | 2014-10-15 |
Family
ID=51674863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420178269.4U Expired - Lifetime CN203874313U (en) | 2014-04-14 | 2014-04-14 | Portable respiration assistance device, mask and respiration assistance system thereof and nasal dosage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203874313U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107866014A (en) * | 2016-09-27 | 2018-04-03 | 赛客（厦门）医疗器械有限公司 | A kind of portable nose cup |
| CN111744119A (en) * | 2020-04-22 | 2020-10-09 | 于奎 | Air supply and exhaust type mask based on multi-channel filtering function |
-
2014
- 2014-04-14 CN CN201420178269.4U patent/CN203874313U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107866014A (en) * | 2016-09-27 | 2018-04-03 | 赛客（厦门）医疗器械有限公司 | A kind of portable nose cup |
| CN111744119A (en) * | 2020-04-22 | 2020-10-09 | 于奎 | Air supply and exhaust type mask based on multi-channel filtering function |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141015 |
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| CX01 | Expiry of patent term |