CN106166318A - A kind of respirator airway pressure control method - Google Patents
A kind of respirator airway pressure control method Download PDFInfo
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- CN106166318A CN106166318A CN201610465638.1A CN201610465638A CN106166318A CN 106166318 A CN106166318 A CN 106166318A CN 201610465638 A CN201610465638 A CN 201610465638A CN 106166318 A CN106166318 A CN 106166318A
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- mpap
- airway pressure
- respirator
- control method
- pressure control
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 230000008569 process Effects 0.000 claims abstract description 12
- 238000012423 maintenance Methods 0.000 claims abstract description 4
- 238000009423 ventilation Methods 0.000 claims description 25
- 230000000241 respiratory effect Effects 0.000 claims description 12
- 238000002560 therapeutic procedure Methods 0.000 claims description 4
- 230000033228 biological regulation Effects 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 3
- 244000144985 peep Species 0.000 abstract 1
- 210000004072 lung Anatomy 0.000 description 14
- 239000007789 gas Substances 0.000 description 11
- 208000006545 Chronic Obstructive Pulmonary Disease Diseases 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009325 pulmonary function Effects 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 206010013975 Dyspnoeas Diseases 0.000 description 1
- 208000011623 Obstructive Lung disease Diseases 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M2016/0027—Accessories therefor, e.g. sensors, vibrators, negative pressure pressure meter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/02—Gases
- A61M2202/0208—Oxygen
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- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The present invention proposes a kind of respirator airway pressure control method, comprise the following steps: step S01, when user exhales beginning, respirator airway pressure is dropped to MPAP from IPAP, wherein MPAP is middle Positive Airway Pressure, and the size of MPAP is between IPAP and EPAP；Step S02, respirator airway pressure maintains MPAP a period of time；Step S03, drops to EPAP by respirator airway pressure from MPAP, and maintenance terminates to expiration.So, by in user's exhalation process, between IPAP and EPAP, it is provided with a middle Positive Airway Pressure MPAP, overcomes needs to set a higher EPAP when exhaling to overcome endogenous PEEP, smooth and easy with in order to exhale, need to set the contradiction between a relatively low EPAP.Thus so that the expiration of user is more smooth and easy, improves the comfort of user.
Description
Technical field
The present invention relates to field of medical technology, particularly to a kind of respirator airway pressure control method.
Background technology
At present, use noninvasive ventilation treatment COPD (chronic obstructive pulmonary disease, slowly
Property obstructive pulmonary disease) disease time, rely primarily on the pressure support ventilation that noninvasive ventilator provides sufficient, in order to ensure that patient obtains foot
Enough ventilations, invasive ventilation gets involved of COPD treatment it is important that guarantee that patient obtains enough ventilations, and ventilation
Demand size be to vary with each individual, and in whole therapeutic process, due to health and the impact of local environment of patient, need
The pressure support ventilation wanted is the most unalterable, but needs at any time to carry out a certain degree of adjustment.Traditional respirator
When treating, provide only air flue PEP EPAP (the expiratory positive airway of setting
And air flue inspiration positive air IPAP (inspiratory positive airway pressure) pressure).And for part
Chronic obstructive pulmonary disease or have the patient of endogenous PEEP (positive end expiratory pressure), due to lung power exhaling when
Or the reason of air flue, can not be autonomous when exhaling the gas in lung be completely exhausted out, the gas of a part can be left in vivo,
Thus causing underventilation, concrete performance is exactly short of breath, and blood oxygen concentration is on the low side.Therefore, respirator is exhaled user
When malleation EPAP of offer is provided, although EPAP value is the highest, but owing to it blows out from respirator, comes for user
Say, remain big resistance when it is exhaled.How when user exhales, reasonably adjust respirator airway pressure so that use
The expiration at family is more smooth and easy, improves the use comfort of user, is that those skilled in the art need badly and solve the technical problem that.
Summary of the invention
The technical problem to be solved in the present invention is: providing a kind of respirator airway pressure control method, it can reasonably be adjusted
Whole respirator airway pressure so that the expiration of user is more smooth and easy, improves the comfort of user.
The solution of the present invention is achieved in that a kind of respirator airway pressure control method, comprises the following steps:
Step S01, when user exhales beginning, drops to MPAP by respirator airway pressure from IPAP, and wherein MPAP is
Middle Positive Airway Pressure, the size of MPAP is between IPAP and EPAP；
Step S02, respirator airway pressure maintains MPAP a period of time；
Step S03, drops to EPAP by respirator airway pressure from MPAP, and maintenance terminates to expiration.
So, by user's exhalation process, between IPAP and EPAP, it is provided with a middle Positive Airway Pressure MPAP,
One higher EPAP of setting is to overcome endogenous PEEP when exhaling to overcome needs, smooth and easy with in order to exhale, and needs to set one
Contradiction between individual relatively low EPAP.Thus so that the expiration of user is more smooth and easy, improves the comfort of user.
Another technical scheme of the present invention is on above-mentioned basis, and described MPAP, according to different users, sets phase
The initial value answered.The initial value user of described MPAP can be titrated by acceptance or the mode such as doctor's assessment obtains.
Another technical scheme of the present invention is on above-mentioned basis, and in user's therapeutic process, the size of MPAP is entered
The row suitability regulates.As such, it is possible to obtain a more preferable MPAP value, promote treatment curative effect and the comfort level of user.
Another technical scheme of the present invention is on above-mentioned basis, the adjusting range of described MPAP be initial value ±
5cmH2O.Preferably, the adjusting range of MPAP is initial value ± 2cmH2O.
Another technical scheme of the present invention is on above-mentioned basis, and the suitability control method of MPAP size is concrete
For: the respiratory ventilation amount of detection user preset number of times is if respiratory ventilation amount is all in positive and negative the 15% of target ventilating volumn, the most right
MPAP is adjusted；If respiratory ventilation amount is on the low side, then gradually step up MPAP；If respiratory ventilation amount is higher, then it is gradually lowered MPAP.
Wherein, preset times can be between 5-30 time, preferably 10 times.Wherein, the target ventilating volumn of user can be specified by doctor
Or obtained by test.
Another technical scheme of the present invention is on above-mentioned basis, and the process that described MPAP improves or reduces is concrete
It is within 3 breathing cycles, MPAP to be improved or reduce 0.5cmH2O, having reached 5cmH2O if adjusted, the most no longer carrying out
Adjust.Preferably, it is also possible to according to different user situation, the accumulative adjusted value of MPAP is set to 1cmH2O.
Another technical scheme of the present invention is on above-mentioned basis, and described MPAP is in the range of 5cmH2O-
8cmH2O.So, respirator airway pressure maintains 5cmH2O-8cmH2O, can keep the opening of patient airway, allows patient lead to
Gas in lung is discharged by the effort crossing oneself, increases the ventilation volume of lung, alleviates the sense of discomfort of patient.Also airway open it is avoided that
Pressure excessive, cause patient self pulmonary function not enough and cause the failure of aerofluxus.
Another technical scheme of the present invention is on above-mentioned basis, in described step S01, exhales user and starts
Time 10-40ms in, immediately respirator airway pressure is linearly decreased to MPAP from IPAP.Certainly, respirator airway pressure is also
MPAP can be dropped to from IPAP to use other arbitrary curve modes.
Another technical scheme of the present invention is on above-mentioned basis, in described step S02, and respirator airway pressure
Maintaining the MPAP time exists: 100～800ms.So, respirator airway pressure maintains MPAP a period of time, keeps patient's gas
The opening in road such that it is able to the gas in lung is discharged by the effort allowing patient pass through oneself, increases the ventilation volume of lung, alleviates patient
Sense of discomfort, endogenous PEEP can be overcome.
Another technical scheme of the present invention is on above-mentioned basis, in described step S03, and respirator airway pressure
EPAP is dropped to from MPAP with the parabola with flat grade that Open Side Down；Or, respirator airway pressure is from MPAP
The process used time dropping to EPAP exists: 200～600ms.So, respirator airway pressure, with what Open Side Down, there is flat grade
Parabolic path, drop to EPAP from MPAP, allow user can either obtain certain pressure support ventilation, be unlikely to Airway Collapse,
User can be allowed again to be breathed out completely by the gas in lung.It addition, the process that respirator airway pressure drops to EPAP from MPAP is used
Shi: 200～600ms, respirator airway pressure can be avoided to decline too fast, cause user's air flue to subside, thus still
The gas in most lung cannot be exhaled, affect therapeutic effect.
Accompanying drawing explanation
The accompanying drawing of the part constituting the present invention is used for providing a further understanding of the present invention, and the present invention's is schematic real
Execute example and illustrate for explaining the present invention, being not intended that inappropriate limitation of the present invention.
Fig. 1 is the pressure signal representing the respirator airway pressure control method involved by a kind of embodiment of this patent
Figure；
Fig. 2 is the flow chart representing the respirator airway pressure control method involved by a kind of embodiment of this patent；
Fig. 3 is the flow chart of the regulation process of MPAP in respirator airway pressure control method shown in Fig. 1.
Detailed description of the invention
Describing the present invention below in conjunction with the accompanying drawings, the description of this part is only exemplary and explanatory, should not
Protection scope of the present invention is had any restriction effect.Additionally, those skilled in the art are according to the description of presents, can be right
In presents, the feature in embodiment and in different embodiment carries out respective combination.
The embodiment of the present invention is as follows, refers to Fig. 1, Fig. 2 and Fig. 3, a kind of respirator airway pressure control method, including with
Lower step:
Step S01, when user exhales beginning, drops to MPAP by respirator airway pressure from IPAP, and wherein MPAP is
Middle Positive Airway Pressure, the size of MPAP is between IPAP and EPAP；
Step S02, respirator airway pressure maintains MPAP a period of time；
Step S03, drops to EPAP by respirator airway pressure from MPAP, and maintenance terminates to expiration.
So, by user's exhalation process, between IPAP and EPAP, it is provided with a middle Positive Airway Pressure MPAP,
One higher EPAP of setting is to overcome endogenous PEEP when exhaling to overcome needs, smooth and easy with in order to exhale, and needs to set one
Contradiction between individual relatively low EPAP.Thus so that the expiration of user is more smooth and easy, improves the comfort of user.
On the basis of above-described embodiment, in another embodiment of the present invention, described MPAP can according to different users, if
Fixed corresponding initial value.The initial value user of described MPAP can be titrated by acceptance or the mode such as doctor's assessment obtains.
On the basis of above-described embodiment, in another embodiment of the present invention, in user's therapeutic process, the big I of MPAP
To carry out suitability regulation.As such, it is possible to obtain a more preferable MPAP value, promote treatment curative effect and the comfort level of user.
On the basis of above-described embodiment, in another embodiment of the present invention, the adjusting range of described MPAP be initial value ±
5cmH2O.Preferably, the adjusting range of MPAP is initial value ± 2cmH2O.
On the basis of above-described embodiment, in another embodiment of the present invention, the suitability control method of MPAP size is concrete
For: the respiratory ventilation amount of detection user preset number of times is if respiratory ventilation amount is all in positive and negative the 15% of target ventilating volumn, the most right
MPAP is adjusted；If respiratory ventilation amount is on the low side, then gradually step up MPAP；If respiratory ventilation amount is higher, then it is gradually lowered MPAP.
Wherein, preset times can be between 5-30 time, preferably 10 times.Wherein, the target ventilating volumn of user can be specified by doctor
Or obtained by test.
On the basis of above-described embodiment, in another embodiment of the present invention, the process that described MPAP improves or reduces is concrete
It is within 3 breathing cycles, MPAP to be improved or reduce 0.5cmH2O, having reached 5cmH2O if adjusted, the most no longer carrying out
Adjust.Preferably, it is also possible to according to different user situation, the accumulative adjusted value of MPAP is set to 1cmH2O.
On the basis of above-described embodiment, in another embodiment of the present invention, described MPAP is in the range of 5cmH2O-
8cmH2O.So, respirator airway pressure maintains 5cmH2O-8cmH2O, can keep the opening of patient airway, allows patient lead to
Gas in lung is discharged by the effort crossing oneself, increases the ventilation volume of lung, alleviates the sense of discomfort of patient.Also airway open it is avoided that
Pressure excessive, cause patient self pulmonary function not enough and cause the failure of aerofluxus.
On the basis of above-described embodiment, in another embodiment of the present invention, in described step S01, exhale user and open
In 10-40ms during the beginning, immediately respirator airway pressure is linearly decreased to MPAP from IPAP.Certainly, respirator airway pressure
Other arbitrary curve modes can also be used to drop to MPAP from IPAP.
On the basis of above-described embodiment, in another embodiment of the present invention, in described step S02, respirator airway pressure
Power maintains the MPAP time and exists: 100～800ms.So, respirator airway pressure maintains MPAP a period of time, keeps patient
The opening of air flue such that it is able to the gas in lung is discharged by the effort allowing patient pass through oneself, increases the ventilation volume of lung, alleviates disease
The sense of discomfort of people, can overcome endogenous PEEP.
On the basis of above-described embodiment, in another embodiment of the present invention, in described step S03, respirator airway pressure
Power drops to EPAP with the parabola with flat grade that Open Side Down from MPAP；Or, respirator airway pressure is from MPAP
The process used time dropping to EPAP exists: 200～600ms.So, respirator airway pressure, with what Open Side Down, there is mild slope
The parabolic path of degree, drops to EPAP from MPAP, allows user can either obtain certain pressure support ventilation, be unlikely to air flue and collapse
Fall into, user can be allowed again to be breathed out completely by the gas in lung.It addition, respirator airway pressure drops to the process of EPAP from MPAP
Used time exists: 200～600ms, respirator airway pressure can be avoided to decline too fast, cause user's air flue to subside, thus still
So cannot exhale the gas in most lung, affect therapeutic effect.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For Yuan, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a respirator airway pressure control method, it is characterised in that comprise the following steps:
Step S01, when user exhales beginning, drops to MPAP by respirator airway pressure from IPAP, and wherein MPAP is middle
Positive Airway Pressure, the size of MPAP is between IPAP and EPAP；
Step S02, respirator airway pressure maintains MPAP a period of time；
Step S03, drops to EPAP by respirator airway pressure from MPAP, and maintenance terminates to expiration.
Respirator airway pressure control method the most according to claim 1, it is characterised in that described MPAP is according to different
User, sets corresponding initial value.
Respirator airway pressure control method the most according to claim 2, it is characterised in that in user's therapeutic process,
The size of MPAP carries out suitability regulation.
Respirator airway pressure control method the most according to claim 3, it is characterised in that the adjusting range of described MPAP
For initial value ± 5cmH2O.
Respirator airway pressure control method the most according to any one of claim 1 to 4, it is characterised in that MPAP is big
Little suitability control method particularly as follows:
The respiratory ventilation amount of detection user preset number of times, if respiratory ventilation amount is all in positive and negative the 15% of target ventilating volumn, the most not
MPAP is adjusted；
If respiratory ventilation amount is on the low side, then gradually step up MPAP；
If respiratory ventilation amount is higher, then it is gradually lowered MPAP.
Respirator airway pressure control method the most according to claim 5, it is characterised in that described MPAP improves or reduces
Process be, within 3 breathing cycles by MPAP improve or reduce 0.5cmH2O, if adjust have reached 5cmH2O, the most not
It is adjusted again.
Respirator airway pressure control method the most according to any one of claim 1 to 4, it is characterised in that described
MPAP is in the range of 5cmH2O-8cmH2O.
Respirator airway pressure control method the most according to any one of claim 1 to 4, it is characterised in that described
In step S01, exhale in 10-40ms when starting user, immediately respirator airway pressure is linearly decreased to from IPAP
MPAP。
Respirator airway pressure control method the most according to any one of claim 1 to 4, it is characterised in that described
In step S02, respirator airway pressure maintains the MPAP time and exists: 100～800ms.
Respirator airway pressure control method the most according to any one of claim 1 to 4, it is characterised in that described
In step S03, respirator airway pressure drops to EPAP with the parabola with flat grade that Open Side Down from MPAP；Or
Person, the process used time that respirator airway pressure drops to EPAP from MPAP exists: 200～600ms.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610465638.1A CN106166318A (en) | 2016-06-23 | 2016-06-23 | A kind of respirator airway pressure control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610465638.1A CN106166318A (en) | 2016-06-23 | 2016-06-23 | A kind of respirator airway pressure control method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107050595A (en) * | 2017-01-10 | 2017-08-18 | 湖南明康中锦医疗科技发展有限公司 | The method and lung ventilator of lung ventilator automatic adjusument |
| CN109011063A (en) * | 2018-06-29 | 2018-12-18 | 湖南明康中锦医疗科技发展有限公司 | A kind of Breathing Suppotion equipment decompression control method and Breathing Suppotion equipment |
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Application publication date: 20161130 |