CN204233551U - The device of assisted respiartion aerosol gas - Google Patents
The device of assisted respiartion aerosol gas Download PDFInfo
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- CN204233551U CN204233551U CN201420680741.4U CN201420680741U CN204233551U CN 204233551 U CN204233551 U CN 204233551U CN 201420680741 U CN201420680741 U CN 201420680741U CN 204233551 U CN204233551 U CN 204233551U
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Abstract
The utility model discloses the device of assisted respiartion aerosol gas, trigger atomization gas when using described device air-breathing and produce, make the air of atomization gas and absorption synchronously enter respiratory tract; Be provided with one-way breather valve at exhalation vents, regulate expiratory resistance by one-way breather valve, produce end expiratory positive pressure, extend expiratory duration, ensure that aerosol gas is in the respiratory tract time, is conducive to the absorption to aerosol gas, be also conducive to the abundant exhalation promoting pulmonary gases simultaneously; Air-breathing current limiter is set at air inlet connector, is regulated the aerosol gas and the non-aerosol gas ratio that spray by air-breathing current limiter, ensure the suitable and inspiratory duration long enough of inspiratory flow rate, ensure that aerosol medication is fully sucked pulmonary, performance curative effect.
Description
Technical field
This utility model relates to respiratory assist system, in particular the device of assisted respiartion aerosol gas.
Background technology
Aerosol Inhalation in Treating is one of common treatment method of Pneumology Department.
During aerosol Inhalation in Treating, the aerosol gas sucking pulmonary with air-flow must reach small airway competence exertion curative effect.But respiratory tract exists anatomical dead space, anatomical dead space refers to the respiratory tract between oral cavity to respiratory bronchioles, and the anatomical dead space gas capacity of adult normal is 140ml, and gas capacity refers to the gas volume that can hold.During air-breathing, gas arrives respiratory bronchioles and alveolar again after anatomical dead space, and during expiration, first the gas in anatomical dead space breathe out, then, be only come in the gas of bronchioles and alveolar.
But, when carrying out aerosol Inhalation in Treating, only entering bronchioles and alveolar and being deposited on small airway and the effect of IA aerosol medication competence exertion.During actual aerosol Inhalation in Treating, the adjoint air-breathing not yet entering bronchioles and alveolar enters the aerosol medication of anatomical dead space, do not play a role and be just discharged by expiration, the aerosol medication ratio entering bronchioles and alveolar is less, makes aerosol Inhalation in Treating effect not reach optimization.
As from the foregoing, in prior art, aerosol Inhalation in Treating can not ensure the abundant absorption of aerosol medication, and lack the device of effective assisted respiartion aerosol gas, therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the purpose of this utility model is the device providing assisted respiartion aerosol gas, be intended to improve the deposition of aerosol medication at bronchioles and alveolar by the device of assisted respiartion aerosol gas, control aerosol gas and suck respiratory tract when air-breathing starts, ensure the task of completing A Single Intake by Inhalation aerosol gas before suction volume still has 140ml.
For reaching above-mentioned purpose, this utility model provides following technical scheme:
The device of assisted respiartion aerosol gas, comprising:
Pipeline and be arranged on pipeline for connect aerosol injection apparatus air inlet connector, for discharging the exhalation vents of respiratory tract gas and the contact for contacting exchanging gas with respiratory tract exchanges mouth;
Be arranged on exhalation vents, for regulating the one-way breather valve of expiratory resistance;
Be arranged on air inlet connector, for regulating the air-breathing current limiter of aerosol gas and the non-aerosol gas ratio sprayed when air inlet connector connects aerosol injection apparatus.
The device of described assisted respiartion aerosol gas, wherein, described pipeline is transparent pipeline.
The device of described assisted respiartion aerosol gas, wherein, also comprises: spray the trigger element of aerosol for the trigging control aerosol injection apparatus when pipe negative pressure.
The device of described assisted respiartion aerosol gas, wherein, also comprises: the aerosol injection apparatus being arranged on air inlet connector.
The device of described assisted respiartion aerosol gas, wherein, described aerosol injection apparatus is provided with aerial fog nozzle.
Compared with prior art, the device of assisted respiartion aerosol gas provided by the utility model, comprise pipeline and be arranged on pipeline for connect aerosol injection apparatus air inlet connector, for discharging the exhalation vents of respiratory tract gas and exchanging mouth for contacting the contact exchanged with respiratory tract.This utility model provides preferred version, triggers atomization gas produce when using described device air-breathing, makes the air of atomization gas and absorption synchronously enter respiratory tract; Be provided with one-way breather valve at exhalation vents, regulate expiratory resistance by one-way breather valve, produce end expiratory positive pressure, extend expiratory duration, ensure that aerosol gas is in the respiratory tract time, is conducive to the absorption to aerosol gas, be also conducive to the abundant exhalation promoting pulmonary gases simultaneously; At air inlet connector, air-breathing current limiter is set, the aerosol gas and non-aerosol gas ratio that spray is regulated by air-breathing current limiter, ensure the suitable and inspiratory duration long enough of inspiratory flow rate, ensure that aerosol medication is fully sucked pulmonary, play curative effect, and after suitably regulating air-breathing current limiter, the task of completing A Single Intake by Inhalation aerosol gas before suction volume still has 140ml can be ensured
.
Accompanying drawing explanation
Fig. 1 is the apparatus structure profile of the assisted respiartion aerosol gas described in this utility model one.
Fig. 2 is the apparatus structure profile of the assisted respiartion aerosol gas described in this utility model one preferred embodiment.
Fig. 3 is the section of structure of aerosol injection apparatus described in the utility model.
Gas flow figure when Fig. 4 is the device use of assisted respiartion aerosol gas described in the utility model.
Detailed description of the invention
This utility model provides the device of assisted respiartion aerosol gas, for making the purpose of this utility model, technical scheme and effect clearly, clearly, further describes this utility model referring to accompanying drawing examples.Should be appreciated that specific embodiment described herein only in order to explain this utility model, and be not used in restriction this utility model.
The design concept of technical solutions of the utility model is as follows: owing to only entering the aerosol medication of bronchioles and alveolar and being deposited on competence exertion effect in small airway and alveolar, so need to guarantee that aerosol medication can enter respiratory tract with air-breathing, but also the duration that needs ensure respiration, extend the time of single breath, make breather (people) deeply breathe as far as possible.Like this, the speed of air-breathing and expiration need only be controlled.As this utility model minimalist program, only three mouths need be set, make air inlet connector and the less speed that can control air-breathing and expiration of exhalation vents, extend the time of single breath.
According to above-mentioned design, this utility model provides the device of the simplest assisted respiartion aerosol gas, specifically as shown in Figure 1, the structure drawing of device of assisted respiartion aerosol gas described in the utility model, comprise: pipeline 400, and be arranged on pipeline 400 for connect aerosol injection apparatus 500 air inlet connector 100, for discharging the exhalation vents 200 of respiratory tract gas and exchanging mouth 300 for contacting the contact exchanged with respiratory tract.It should be noted that, exhalation vents not only air inlet can also discharge gas, air inlet connector is used for entering (also can be used for entering of air) of aerosol gas, when exhalation vents is less, the gas of breathing out can not be discharged timely, the gas of coefficient can not obtain timely, so just extends the duration of single breath, extends the fog medicine time of staying in vivo.Simultaneously, during expiration, pipeline produces end expiratory positive pressure, the alveolar gas being conducive to existing intrinsic positive end expiratory pressure is fully exhaled, at the end of expiration, pipeline pressure declines, air-breathing produces pipe negative pressure thereupon, by manually pressing aerosol injection apparatus, aerosol gas is made to enter pipeline, aerosol gas enters pulmonary along inspiratory airflow, when exhalation vents size is suitable, suitable and the inspiratory duration long enough of inspiratory flow rate can be ensured, so just the aerosol gas entering pipeline can be sucked pulmonary, ensure that aerosol gas (aerosol medication) is fully sucked pulmonary, play curative effect.
The device of the simplest assisted respiartion aerosol gas that this utility model provides can not regulate expiratory resistance, the aerosol gas of injection and non-aerosol gas ratio and air-breathing speed can not be regulated, more can not the aerosol gas that aerosol injection apparatus sprays be observed, for this reason, this utility model additionally provides a preferred version.Specifically as shown in Figure 2.
Refer to Fig. 2, the device of assisted respiartion aerosol gas described in the utility model, comprising:
Pipeline 400 and be arranged on pipeline 400 for connect aerosol injection apparatus air inlet connector 100, for discharging the exhalation vents 200 of respiratory tract gas and the contact for contacting exchanging gas with respiratory tract exchanges mouth 300;
Be arranged on exhalation vents 200, for regulating the one-way breather valve 104 of expiratory resistance;
Be arranged on air inlet connector 100, for regulating the air-breathing current limiter 106 of aerosol gas and the non-aerosol gas ratio sprayed when air inlet connector connects aerosol injection apparatus.
Described one-way breather valve 104 allows gas to flow out from inside to outside, does not allow gas ecto-entad to flow into; When regulating expiratory resistance by one-way breather valve 104, expiratory resistance can be set according to the practical situation of breather (people), make the device of assisted respiartion aerosol gas be applicable to different breathers, and best expiratory resistance can be set.
Air-breathing current limiter 106 sets up on the basis of air inlet connector air inlet, mainly when air inlet connector connects aerosol injection apparatus, and the ratio of the aerosol gas flow regulating air inlet connector air inflow and aerosol injection apparatus to spray.Because the situation of breather is not quite similar, set up air-breathing current limiter 106, the device of assisted respiartion aerosol gas can be made to be applicable to different breathers and same breather different treatment phase, and air-breathing current limiter is air inflow size adjustment aforementioned proportion by regulating air.Described air-breathing current limiter 106 is one-way intake current limiter, only allows gas to enter, does not allow gas to flow out.
Please continue see Fig. 2, the device of assisted respiartion aerosol gas described in the utility model, preferably, described pipeline 400 is transparent pipeline.Transparent pipeline conveniently can observe the situation that aerosol gas is inhaled into, and then effectively regulates the device of assisted respiartion aerosol gas.
Referring again to Fig. 2, the device of assisted respiartion aerosol gas described in the utility model, preferably, also comprises: spray the trigger element 105 of aerosol for the trigging control aerosol injection apparatus when pipe negative pressure.The implementation of trigger element 105 is a lot, if trigger element is an induction apparatus, as pressure transducer, can induction pipe pressure, then aerosol injection apparatus is provided with a response means, controls aerosol injection apparatus and spray when described response means receives the signal that induction apparatus transmits.
The device of assisted respiartion aerosol gas described in the utility model, preferably, also comprises: the aerosol injection apparatus 500 being arranged on air inlet connector.Refer to Fig. 3, Fig. 3 is the section of structure of aerosol injection apparatus described in the utility model.As shown in Figure 3, described aerosol injection apparatus is provided with aerial fog nozzle 203 and is contained with the air bag 202 of liquid.It should be noted that, aerosol injection apparatus can be the ingredient of the device as described assisted respiartion aerosol gas.
Refer to Fig. 4, gas flow figure when Fig. 4 is the device use of assisted respiartion aerosol gas described in the utility model.In the diagram, two states are contained:
The gas flow of suction condition is: during air-breathing, air enters the device of described assisted respiartion aerosol gas along direction 303, and aerosol gas is ejected into along direction 304 in the device of described assisted respiartion aerosol gas by aerosol injection apparatus, like this, breather just can exchange mouth suction gas in contact, contact exchange mouth gas flow from inside to outside (device of relative assisted respiartion aerosol gas), along direction 301 left arrow shown in direction.
The gas flow of expiration state is: during expiration, first gas from respiratory tract exchange by contact the device that mouth enters described assisted respiartion aerosol gas, contact exchanges the gas flow ecto-entad (device of relative assisted respiartion aerosol gas) of mouth, along direction 301 right arrow shown in direction, then discharge along direction 302 via exhalation vents.
The device of described assisted respiartion aerosol gas, preferably, also comprises: for the respiratory capacity detecting unit of the gas volume value that Real-time Obtaining breather sucks.After obtaining the gas volume value of breather's suction, aerosol injection apparatus can be controlled in time according to described gas volume value and stop spraying aerosol, reduce aerosol and enter anatomical dead space, so just can save aerosol gas (aerosol medication).
The device of described assisted respiartion aerosol gas, preferably, also comprises: for suck a certain amount of volume as breather gas after control aerosol injection apparatus and stop spraying the control of aerosol and stop injection unit.A certain amount of volume refers to that the gas volume of breather's eupnea deducts anatomical dead space gas capacity, anatomical dead space gas capacity as adult normal is 140ml, if stop aerosol spraying before user's suction volume still has 140ml, the 140ml aerosol gas then in the end entered can all rest in anatomical dead space, would not waste aerosol gas like this.
In sum, the device of assisted respiartion aerosol gas provided by the utility model, comprise pipeline and be arranged on pipeline for connect aerosol injection apparatus air inlet connector, for discharging the exhalation vents of respiratory tract gas and exchanging mouth for contacting the contact exchanged with respiratory tract.This utility model provides preferred version, triggers atomization gas produce when using described device air-breathing, makes the air of atomization gas and absorption synchronously enter respiratory tract; Be provided with one-way breather valve at exhalation vents, regulate expiratory resistance by one-way breather valve, produce end expiratory positive pressure, extend expiratory duration, ensure that aerosol gas is in the respiratory tract time, is conducive to the absorption to aerosol gas, be also conducive to the abundant exhalation promoting pulmonary gases simultaneously; At air inlet connector, air-breathing current limiter is set, the aerosol gas and non-aerosol gas ratio that spray is regulated by air-breathing current limiter, ensure the suitable and inspiratory duration long enough of inspiratory flow rate, ensure that aerosol medication is fully sucked pulmonary, play curative effect, and after suitably regulating air-breathing current limiter, the task of completing A Single Intake by Inhalation aerosol gas before suction volume still has 140ml can be ensured
.
Should be understood that; application of the present utility model is not limited to above-mentioned citing; for those of ordinary skills, can be improved according to the above description or convert, all these improve and convert the protection domain that all should belong to this utility model claims.
Claims (5)
1. the device of assisted respiartion aerosol gas, is characterized in that, comprising:
Pipeline and be arranged on pipeline for connect aerosol injection apparatus air inlet connector, for discharging the exhalation vents of respiratory tract gas and the contact for contacting exchanging gas with respiratory tract exchanges mouth;
Be arranged on exhalation vents, for regulating the one-way breather valve of expiratory resistance;
Be arranged on air inlet connector, for regulating the air-breathing current limiter of aerosol gas and the non-aerosol gas ratio sprayed when air inlet connector connects aerosol injection apparatus.
2. the device of assisted respiartion aerosol gas according to claim 1, is characterized in that, described pipeline is transparent pipeline.
3. the device of assisted respiartion aerosol gas according to claim 1, is characterized in that, also comprise: spray the trigger element of aerosol for the trigging control aerosol injection apparatus when pipe negative pressure.
4. the device of assisted respiartion aerosol gas according to claim 1, is characterized in that, also comprise: the aerosol injection apparatus being arranged on air inlet connector.
5. the device of assisted respiartion aerosol gas according to claim 4, is characterized in that, described aerosol injection apparatus is provided with aerial fog nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420680741.4U CN204233551U (en) | 2014-11-14 | 2014-11-14 | The device of assisted respiartion aerosol gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420680741.4U CN204233551U (en) | 2014-11-14 | 2014-11-14 | The device of assisted respiartion aerosol gas |
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| CN204233551U true CN204233551U (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420680741.4U Active CN204233551U (en) | 2014-11-14 | 2014-11-14 | The device of assisted respiartion aerosol gas |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104436386A (en) * | 2014-11-14 | 2015-03-25 | 广州医科大学附属第一医院 | Device for assisting respiration aerosol gas and method for regulating respiration aerosol gas |
| CN108472457A (en) * | 2015-12-28 | 2018-08-31 | 皇家飞利浦有限公司 | Air flowing in atomizer head |
-
2014
- 2014-11-14 CN CN201420680741.4U patent/CN204233551U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104436386A (en) * | 2014-11-14 | 2015-03-25 | 广州医科大学附属第一医院 | Device for assisting respiration aerosol gas and method for regulating respiration aerosol gas |
| CN104436386B (en) * | 2014-11-14 | 2017-09-12 | 广州医科大学附属第一医院 | The device of assisted respiartion aerosol gas and the method for adjusting tidal air fog body |
| CN108472457A (en) * | 2015-12-28 | 2018-08-31 | 皇家飞利浦有限公司 | Air flowing in atomizer head |
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