CN102266631A - Method and device for inspecting PEEP (positive end expiratory pressure) valve - Google Patents
Method and device for inspecting PEEP (positive end expiratory pressure) valve Download PDFInfo
- Publication number
- CN102266631A CN102266631A CN201010618321XA CN201010618321A CN102266631A CN 102266631 A CN102266631 A CN 102266631A CN 201010618321X A CN201010618321X A CN 201010618321XA CN 201010618321 A CN201010618321 A CN 201010618321A CN 102266631 A CN102266631 A CN 102266631A
- Authority
- CN
- China
- Prior art keywords
- voltage
- airway pressure
- breathing circuit
- control magnitude
- pressure value
- 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.)
- Pending
Links
Images
Classifications
-
- 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/20—Valves specially adapted to medical respiratory devices
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3317—Electromagnetic, inductive or dielectric measuring means
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/70—General characteristics of the apparatus with testing or calibration facilities
Abstract
The invention provides a method and device for inspecting a PEEP (positive end expiratory pressure) valve. The method comprises the following steps: obtaining the functional relationship between the control voltage of the PEEP valve and the airway pressure of a breath loop system according to different sets of control voltages of the PEEP valve and airway pressures of the breath loop system corresponding to the control voltages; and adjusting the control voltage of the PEEP valve according to the functional relationship to obtain the expected airway pressure of the breath loop system. In the invention, since the sectional linear chart of the functional relationship between the control voltage and airway pressure is established, the control voltage of the PEEP valve can be adjusted according to the sectional linear chart of the functional relationship, thereby implementing accurate control of the PEEP valve.
Description
Technical field
The present invention relates to field of medical, in particular to the method for calibration and the device of a kind of PEEP (Positive End-ExpiratoryPressure, end expiratory positive pressure) valve.
Background technology
Traditional PEEP valve method of calibration is complicated, needs the frock and the equipment of specialty, and this method of calibration only is applicable to production process, is not suitable for user's use scene.When anesthetic machine or respirator at user's use scene because wearing and tearing or other reason are when producing deviation, suitable manner is not carried out verification again to the PEEP valve, therefore can not realize the accurate control to the PEEP valve.
Summary of the invention
Main purpose of the present invention is to provide a kind of method of calibration and device of PEEP valve, does not above-mentionedly have suitable manner that the PEEP valve is carried out verification again at the use scene to solve at least, therefore can not realize the accurate problem of control of PEEP valve.
According to an aspect of the present invention, a kind of method of calibration of PEEP valve is provided, has comprised: according to the control magnitude of voltage of many groups of different PEEP valves and and the airway pressure value of the corresponding breathing circuit of control magnitude of voltage system obtain functional relationship between the airway pressure value of the control magnitude of voltage of PEEP valve and breathing circuit system; Adjust the airway pressure of the control voltage of PEEP valve with the expection of acquisition breathing circuit system according to functional relationship.
Further, before the control magnitude of voltage that is worth the PEEP valve according to the control magnitude of voltage of many groups of different PEEP valves with the airway pressure of the corresponding breathing circuit of control magnitude of voltage system and the functional relationship of the airway pressure value of breathing circuit system, also comprise: obtain the different PEEP valve of many groups the control magnitude of voltage and with the airway pressure value of controlling the corresponding breathing circuit of magnitude of voltage system.
Further, obtain the control magnitude of voltage of the different PEEP valve of many groups and comprise: close the PEEP valve and open inlet valve, when arriving certain airway pressure value, stop inflation and close inlet valve to the inflation of breathing circuit system with the airway pressure value of the corresponding breathing circuit of control magnitude of voltage system; The control magnitude of voltage of PEEP valve is set, when the gas in the breathing circuit system reaches degree of stability, records the airway pressure value of breathing circuit system; Repeat above-mentioned steps, obtain the different PEEP valve of many groups the control magnitude of voltage and with the airway pressure value of the corresponding breathing circuit of control magnitude of voltage system.
Further, the functional relationship between the airway pressure value of the control magnitude of voltage that obtains the PEEP valve according to the control magnitude of voltage of many groups of different PEEP valves with the airway pressure value of the corresponding breathing circuit of control magnitude of voltage system and breathing circuit system comprises: according to the control magnitude of voltage of many groups of different PEEP valves and and the airway pressure value of the corresponding breathing circuit of control magnitude of voltage system depict the functional relationship segmentation rectilinear of controlling between magnitude of voltage and the airway pressure value.
Further, the control voltage of adjusting the PEEP valve according to functional relationship comprises with the airway pressure of the expection that obtains the breathing circuit system: obtain and the corresponding control magnitude of voltage of airway pressure value of expecting according to functional relationship segmentation rectilinear; The control voltage of PEEP valve is set by resulting control magnitude of voltage.
Further, the airway pressure signal by airway pressure sensor acquisition breathing circuit system is to obtain the airway pressure value of breathing circuit system.
According to a further aspect in the invention, a kind of control device of PEEP valve is provided, comprise: the functional relationship module, be used for according to the control magnitude of voltage of the different PEEP valve of many groups and and the airway pressure value of the corresponding breathing circuit of control magnitude of voltage system obtain functional relationship between the airway pressure value of the control magnitude of voltage of PEEP valve and breathing circuit system; Execution module is used for according to functional relationship the airway pressure of the control voltage of suitable PEEP valve with the expection of acquisition breathing circuit system being set.
Further, this device also comprises: acquisition module, be used to obtain the different PEEP valve of many groups the control magnitude of voltage and with the airway pressure value of the corresponding breathing circuit of control magnitude of voltage system.
The present invention has following beneficial effect:
1. in the present invention, control the magnitude of voltage functional relationship segmentation rectilinear corresponding by setting up, thereby can adjust the control voltage of PEEP valve, to realize accurate control to the PEEP valve according to this functional relationship segmentation rectilinear with the airway pressure value.
2. in the present invention, do not need the auxiliary of outside frock and equipment, can carry out the verification of PEEP valve automatically according to the functional relationship segmentation rectilinear that is obtained.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the method for calibration flow chart according to the PEEP valve of the embodiment of the invention;
Fig. 2 is the calibration equipment structured flowchart according to the PEEP valve of the embodiment of the invention; And
Fig. 3 is the verification sketch map according to the PEEP valve of the embodiment of the invention.
The specific embodiment
Hereinafter will describe the present invention with reference to the accompanying drawings and in conjunction with the embodiments in detail.Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.
Fig. 1 is according to the method for calibration flow chart of the PEEP valve of the embodiment of the invention, as shown in Figure 1, may further comprise the steps:
Step S102, according to the control magnitude of voltage of many groups of different PEEP valves and and the airway pressure value of the corresponding breathing circuit of control magnitude of voltage system obtain functional relationship between the airway pressure value of the control magnitude of voltage of PEEP valve and breathing circuit system.
Step S104 adjusts the airway pressure of the control voltage of PEEP valve with the expection of acquisition breathing circuit system according to functional relationship.
Wherein, before above-mentioned steps S102, also comprise the control magnitude of voltage that obtains the different PEEP valve of many groups and with the step of the airway pressure value of the corresponding breathing circuit of control magnitude of voltage system, concrete can adopt following obtain manner: at first close the PEEP valve and open inlet valve to the inflation of breathing circuit system, stop inflation and close inlet valve when arriving certain airway pressure value; The control magnitude of voltage of PEEP valve is set, when the gas in the breathing circuit system reaches degree of stability, records the airway pressure value of breathing circuit system; Repeat above-mentioned steps, obtain the different PEEP valve of many groups the control magnitude of voltage and with the airway pressure value of the corresponding breathing circuit of control magnitude of voltage system.
Wherein, in above-mentioned steps S102, according to the control magnitude of voltage of many groups of different PEEP valves and and the airway pressure value of the corresponding breathing circuit of control magnitude of voltage system depict functional relationship segmentation rectilinear between control magnitude of voltage and the airway pressure value.
Wherein, in above-mentioned steps S102, the control voltage of adjusting the PEEP valve according to functional relationship comprises with the airway pressure of the expection that obtains the breathing circuit system: obtain and the corresponding control magnitude of voltage of airway pressure value of expecting according to functional relationship segmentation rectilinear; The control voltage of PEEP valve is set by resulting control magnitude of voltage.
Fig. 2 is according to the calibration equipment structured flowchart of the PEEP valve of the embodiment of the invention, as shown in Figure 2, comprising: acquisition module 10, functional relationship module 20 and execution module 30.
Wherein, acquisition module 10, be used to obtain the different PEEP valve of many groups the control magnitude of voltage and with the airway pressure value of the corresponding breathing circuit of control magnitude of voltage system.Functional relationship module 20 links to each other with acquisition module 10, the control magnitude of voltage of many groups of different PEEP valves that are used for being obtained according to acquisition module 10 and and the airway pressure value of control magnitude of voltage corresponding breathing circuit system obtain functional relationship between the airway pressure value of the control magnitude of voltage of PEEP valve and breathing circuit system; Execution module 30 and function relationship module 20 link to each other, and are used for adjusting the airway pressure of the control voltage of PEEP valve with the expection of acquisition breathing circuit system according to functional relationship module 20 resulting functional relationships.
Fig. 3 is the verification sketch map according to the PEEP valve of the embodiment of the invention, present embodiment is described the checking process of PEEP valve on the modular construction of anesthetic machine, as shown in Figure 3, this anesthetic machine comprises (parts that other and the present invention have nothing to do are not shown): inlet valve, PEEP valve, breathing circuit system, airway pressure pick off and main control part.
Gas enters the breathing circuit system by inlet valve and breathes out from the PEEP valve, and airway pressure sensor acquisition airway pressure value, main control part then control are finished the collection of airway pressure sensor signal and finished control to inlet valve and PEEP valve by the signal of telecommunication.
Wherein, the checking procedure step of PEEP valve is as follows:
1, closes PEEP valve and open inlet valve, when arriving certain airway pressure value, stop inflation and close inlet valve to the inflation of the breathing circuit system of anesthetic machine.The control voltage that the PEEP valve is set by the master control part branch is U1 again, opens the PEEP valve so the intrasystem gas of breathing circuit is flowed out.When the intrasystem gas of breathing circuit reaches certain degree of stability, record airway pressure value P1 by the airway pressure pick off.Obtain the numerical value of one group of control voltage U 1 and corresponding airway pressure value P1 like this.
2, repeat step 1, record five groups of different PEEP valve control voltage U 2～U5.Simultaneously obtain different airway pressure value P2～P5 by the airway pressure pick off.Certainly, in the application of reality, can come to determine the group number of required control voltage and airway pressure value as required.The above five groups of numerical value of reuse are depicted PEEP valve control voltage and the corresponding functional relationship segmentation of airway pressure rectilinear, the function relation figure that is obtained is PEEP valve check results, obtain PEEP value more accurately thus, the realization anesthetic machine is controlled more accurately.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the one accountant, perhaps be distributed on the network that a plurality of accountant forms, alternatively, they can be realized with the executable program code of accountant, thereby, they can be stored in the storage device and carry out by accountant, and in some cases, can carry out step shown or that describe with the order that is different from herein, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. the method for calibration of a PEEP valve is characterized in that, comprising:
According to the control magnitude of voltage of many groups of different PEEP valves and and the airway pressure value of the corresponding breathing circuit of described control magnitude of voltage system obtain functional relationship between the airway pressure value of the control magnitude of voltage of PEEP valve and breathing circuit system; Adjust the airway pressure of the control voltage of PEEP valve with the expection of acquisition breathing circuit system according to described functional relationship.
2. method according to claim 1, it is characterized in that, be worth also comprising before the functional relationship of airway pressure value of the control magnitude of voltage of PEEP valve and breathing circuit system according to the control magnitude of voltage of many groups of different PEEP valves with the airway pressure of the corresponding breathing circuit of described control magnitude of voltage system:
Obtain the different PEEP valve of many groups the control magnitude of voltage and with the airway pressure value of the corresponding breathing circuit of described control magnitude of voltage system.
3. method according to claim 2 is characterized in that, obtains the control magnitude of voltage of the different PEEP valve of many groups and comprises with the airway pressure value of the corresponding breathing circuit of described control magnitude of voltage system:
Close the PEEP valve and open inlet valve, when arriving certain airway pressure value, close inlet valve, stop inflation to the inflation of described breathing circuit system;
The control magnitude of voltage of PEEP valve is set, when the gas in the described breathing circuit system reaches degree of stability, records the airway pressure value of described breathing circuit system;
Repeat above-mentioned steps, obtain the different described PEEP valve of many groups the control magnitude of voltage and with the airway pressure value of the corresponding described breathing circuit of described control magnitude of voltage system.
4. method according to claim 1, it is characterized in that, according to the control magnitude of voltage of many groups of different PEEP valves and and the functional relationship that obtains between the airway pressure value of the control magnitude of voltage of PEEP valve and breathing circuit system of the airway pressure value of the corresponding breathing circuit of described control magnitude of voltage system comprise:
According to the control magnitude of voltage of many groups of different PEEP valves and and the airway pressure value of the corresponding breathing circuit of described control magnitude of voltage system depict functional relationship segmentation rectilinear between control magnitude of voltage and the airway pressure value.
5. method according to claim 4 is characterized in that, the control voltage of adjusting the PEEP valve according to described functional relationship comprises with the airway pressure of the expection that obtains the breathing circuit system:
Obtain and the corresponding control magnitude of voltage of the airway pressure value of described expection according to described functional relationship segmentation rectilinear; The control voltage of PEEP valve is set by resulting control magnitude of voltage.
6. according to the described method of claim 1-5, it is characterized in that the airway pressure signal by the described breathing circuit of airway pressure sensor acquisition system is to obtain the airway pressure value of described breathing circuit system.
7. the calibration equipment of a PEEP valve is characterized in that, comprising:
The functional relationship module, be used for according to the control magnitude of voltage of the different PEEP valve of many groups and and the airway pressure value of the corresponding breathing circuit of described control magnitude of voltage system obtain functional relationship between the airway pressure value of the control magnitude of voltage of PEEP valve and breathing circuit system;
Execution module is used for adjusting the airway pressure of the control voltage of PEEP valve with the expection of acquisition breathing circuit system according to described functional relationship.
8. device according to claim 7 is characterized in that, also comprises:
Acquisition module, be used to obtain the different PEEP valve of many groups the control magnitude of voltage and with the airway pressure value of the corresponding breathing circuit of described control magnitude of voltage system.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010618321XA CN102266631A (en) | 2010-12-31 | 2010-12-31 | Method and device for inspecting PEEP (positive end expiratory pressure) valve |
| PCT/CN2011/084670 WO2012089084A1 (en) | 2010-12-31 | 2011-12-26 | Method and device for calibrating peep valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010618321XA CN102266631A (en) | 2010-12-31 | 2010-12-31 | Method and device for inspecting PEEP (positive end expiratory pressure) valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102266631A true CN102266631A (en) | 2011-12-07 |
Family
ID=45049208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010618321XA Pending CN102266631A (en) | 2010-12-31 | 2010-12-31 | Method and device for inspecting PEEP (positive end expiratory pressure) valve |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102266631A (en) |
| WO (1) | WO2012089084A1 (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012089084A1 (en) * | 2010-12-31 | 2012-07-05 | 北京谊安医疗系统股份有限公司 | Method and device for calibrating peep valve |
| CN103893891A (en) * | 2012-12-26 | 2014-07-02 | 北京谊安医疗系统股份有限公司 | Method for calibrating nonlinear proportional valve of respirator |
| CN103908725A (en) * | 2012-12-29 | 2014-07-09 | 北京谊安医疗系统股份有限公司 | Electric control breathing machine or anesthesia machine proportional valve based automatic calibration method |
| CN103908726A (en) * | 2012-12-29 | 2014-07-09 | 北京谊安医疗系统股份有限公司 | Electric control breathing machine or anesthesia machine active exhalation valve based automatic calibration method |
| CN104001249A (en) * | 2014-06-13 | 2014-08-27 | 北京易世恒电子技术有限责任公司 | Method and device for controlling positive end expiratory pressure |
| CN104841055A (en) * | 2015-04-21 | 2015-08-19 | 深圳市科曼医疗设备有限公司 | Control method, device and system for breathing machine PEEP valve |
| CN104874083A (en) * | 2014-02-28 | 2015-09-02 | 北京谊安医疗系统股份有限公司 | PEEP valve verification method |
| CN106880896A (en) * | 2015-12-15 | 2017-06-23 | 北京谊安医疗系统股份有限公司 | A kind of method of Anesthesia machine IP valves self adaptation calibration |
| CN109939313A (en) * | 2017-12-20 | 2019-06-28 | 北京谊安医疗系统股份有限公司 | PEEP valve, the control method of PEEP valve and the ventilator containing the PEEP valve |
| CN114209955A (en) * | 2021-11-16 | 2022-03-22 | 北京谊安医疗系统股份有限公司 | Proportional valve opening machine self-checking method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101288791A (en) * | 2007-04-18 | 2008-10-22 | 深圳迈瑞生物医疗电子股份有限公司 | Anesthesia apparatus respiration apparatus and marking method of its flow sensor |
| CN101310788A (en) * | 2007-05-25 | 2008-11-26 | 深圳迈瑞生物医疗电子股份有限公司 | Anesthesia apparatus and calibration method of suction valve thereof |
| US20090159082A1 (en) * | 2007-12-21 | 2009-06-25 | Drager Medical Ag & Co. Kg | Method of automatically controlling a respiration system and a corresponding respirator |
| CN101468223A (en) * | 2007-12-29 | 2009-07-01 | 北京谊安医疗系统股份有限公司 | Method for improving working accuracy of PEEP valve |
| CN101757707A (en) * | 2008-12-08 | 2010-06-30 | 北京谊安医疗系统股份有限公司 | Method for controlling end-expiratory pressure and ventilator using same |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1219318A1 (en) * | 2000-12-22 | 2002-07-03 | Jean-Denis Rochat | Respiratory assisting device |
| CN102266631A (en) * | 2010-12-31 | 2011-12-07 | 北京谊安医疗系统股份有限公司 | Method and device for inspecting PEEP (positive end expiratory pressure) valve |
-
2010
- 2010-12-31 CN CN201010618321XA patent/CN102266631A/en active Pending
-
2011
- 2011-12-26 WO PCT/CN2011/084670 patent/WO2012089084A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101288791A (en) * | 2007-04-18 | 2008-10-22 | 深圳迈瑞生物医疗电子股份有限公司 | Anesthesia apparatus respiration apparatus and marking method of its flow sensor |
| CN101310788A (en) * | 2007-05-25 | 2008-11-26 | 深圳迈瑞生物医疗电子股份有限公司 | Anesthesia apparatus and calibration method of suction valve thereof |
| US20090159082A1 (en) * | 2007-12-21 | 2009-06-25 | Drager Medical Ag & Co. Kg | Method of automatically controlling a respiration system and a corresponding respirator |
| CN101468223A (en) * | 2007-12-29 | 2009-07-01 | 北京谊安医疗系统股份有限公司 | Method for improving working accuracy of PEEP valve |
| CN101757707A (en) * | 2008-12-08 | 2010-06-30 | 北京谊安医疗系统股份有限公司 | Method for controlling end-expiratory pressure and ventilator using same |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012089084A1 (en) * | 2010-12-31 | 2012-07-05 | 北京谊安医疗系统股份有限公司 | Method and device for calibrating peep valve |
| CN103893891A (en) * | 2012-12-26 | 2014-07-02 | 北京谊安医疗系统股份有限公司 | Method for calibrating nonlinear proportional valve of respirator |
| CN103893891B (en) * | 2012-12-26 | 2016-03-02 | 北京谊安医疗系统股份有限公司 | A kind of method of calibration of respirator non-linear ratio valve |
| CN103908725A (en) * | 2012-12-29 | 2014-07-09 | 北京谊安医疗系统股份有限公司 | Electric control breathing machine or anesthesia machine proportional valve based automatic calibration method |
| CN103908726A (en) * | 2012-12-29 | 2014-07-09 | 北京谊安医疗系统股份有限公司 | Electric control breathing machine or anesthesia machine active exhalation valve based automatic calibration method |
| CN104874083A (en) * | 2014-02-28 | 2015-09-02 | 北京谊安医疗系统股份有限公司 | PEEP valve verification method |
| CN104001249A (en) * | 2014-06-13 | 2014-08-27 | 北京易世恒电子技术有限责任公司 | Method and device for controlling positive end expiratory pressure |
| CN104001249B (en) * | 2014-06-13 | 2016-06-15 | 北京易世恒电子技术有限责任公司 | Breathe control method and the device of last malleation |
| CN104841055A (en) * | 2015-04-21 | 2015-08-19 | 深圳市科曼医疗设备有限公司 | Control method, device and system for breathing machine PEEP valve |
| CN106880896A (en) * | 2015-12-15 | 2017-06-23 | 北京谊安医疗系统股份有限公司 | A kind of method of Anesthesia machine IP valves self adaptation calibration |
| CN106880896B (en) * | 2015-12-15 | 2019-08-06 | 北京谊安医疗系统股份有限公司 | A kind of method of the adaptive calibration of Anesthesia machine IP valve |
| CN109939313A (en) * | 2017-12-20 | 2019-06-28 | 北京谊安医疗系统股份有限公司 | PEEP valve, the control method of PEEP valve and the ventilator containing the PEEP valve |
| CN114209955A (en) * | 2021-11-16 | 2022-03-22 | 北京谊安医疗系统股份有限公司 | Proportional valve opening machine self-checking method |
| CN114209955B (en) * | 2021-11-16 | 2023-07-18 | 北京谊安医疗系统股份有限公司 | Proportional valve starting-up self-checking method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012089084A1 (en) | 2012-07-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102266631A (en) | Method and device for inspecting PEEP (positive end expiratory pressure) valve | |
| CN101288791B (en) | Anesthesia apparatus respiration apparatus and marking method of its flow sensor | |
| CN103346793B (en) | A kind of method and device of ADC automatic correction | |
| CN102114293B (en) | Control system and method for implementing double horizontal pressures in air passage, breathing machine and anaesthetic machine | |
| CN105302591B (en) | The communication means of Double MCUs Architecture system update program | |
| US20150165142A1 (en) | System and method of detecting integrity of breathing systems for safe and optimal delivery | |
| WO2009019339A3 (en) | Coughing aid device | |
| SE0800624L (en) | Adjustment of exhalation time for prescribed artificial respiration based on a deviation from a steady state of the final concentrations of tidal gas | |
| WO2005120644A3 (en) | System and method for automated titration of continuous positive airway pressure | |
| CN103977493A (en) | Experimental platform for noninvasive ventilation leak detection | |
| CN104841055A (en) | Control method, device and system for breathing machine PEEP valve | |
| CN104225745A (en) | Calibration device of breathing machine tester | |
| CN105508629B (en) | Electromagnetic relief valve | |
| CN102397609A (en) | Ventilation method for ensuring volume and limiting pressure of anesthesia machine and breathing machine | |
| CN104001249B (en) | Breathe control method and the device of last malleation | |
| CN102114288B (en) | Tidal volume control method | |
| CN107735133A (en) | The method and system that patient airway and leakage flow for invasive ventilation are estimated | |
| CN102114292B (en) | Detection method, device and system of medical device | |
| CN101644614B (en) | Air pressure monitoring device | |
| CN106924851A (en) | Anesthesia machine capacity control method based on Fuzzy Adaptive PID Control | |
| CN203634619U (en) | Air flow control device with buffer structure | |
| CN113456963A (en) | Design method for expandable electronic circuit to simulate lung | |
| CN106540363B (en) | The method and ventilator of identification of breathing conversion | |
| CN209347841U (en) | automatic positive pressure respiratory system | |
| CN103908726A (en) | Electric control breathing machine or anesthesia machine active exhalation valve based automatic calibration method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20111207 |