CN102266607A - method and device for monitoring tidal volume - Google Patents
method and device for monitoring tidal volume Download PDFInfo
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- CN102266607A CN102266607A CN2010106181746A CN201010618174A CN102266607A CN 102266607 A CN102266607 A CN 102266607A CN 2010106181746 A CN2010106181746 A CN 2010106181746A CN 201010618174 A CN201010618174 A CN 201010618174A CN 102266607 A CN102266607 A CN 102266607A
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- tidal volume
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- respirator
- altitude information
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Abstract
The invention discloses a method and a device for monitoring tidal volume. The method for monitoring the tidal volume comprises the following steps of: acquiring altitude information; and calculating the tidal volume of a breathing machine according to the altitude information. The method and the device can be used for monitoring the tidal volume more accurately.
Description
Technical field
The present invention relates to a kind of monitoring method and device of tidal volume.
Background technology
In electric pulmotor, adopting the piston cylinder operator air feed is a kind of general method.Tidal volume (gas volume that pulmonary is once air-breathing) is one of major parameter of piston type respirator, and relevant this parameter has setting value, output actual value, three key elements of monitor value.
The characteristics of piston type respirator are according to setting value, carry out the calculating of piston range ability, the satisfied setting of output of the distance decision tidal volume of motion.By in air-breathing branch road, flow transducer being set, carry out the collection of flow, its integration in time is a tidal volume then, shows and promptly forms monitor value.
When respirator uses, the value of tidal volume under current atmospheric pressure, ambient temperature just has clinical meaning, also be volume flow integration in time, this just requires tidal volume three elements setting value, output valve, monitor value to be volume flow integration in time.Preceding two key elements guarantee easily, yet monitor value often is subjected to the height above sea level influence.This be because in the respirator flow transducer usually records is mass flow, mass flow and volume flow difference are bigger, mainly influencing one of parameter is exactly environment atmospheric pressure.
At the often not accurate enough problem of the monitoring method of tidal volume in the correlation technique, effective solution is not proposed as yet at present.
Summary of the invention
Propose the present invention at the often not accurate enough problem of the monitoring method of tidal volume in the correlation technique, for this reason, main purpose of the present invention is to provide a kind of monitoring method and device of tidal volume, to address the above problem.
To achieve these goals, according to an aspect of the present invention, provide a kind of monitoring method of tidal volume.Wherein, the monitoring method of this tidal volume comprises: obtain altitude information; Calculate the tidal volume of respirator according to above-mentioned altitude information.
Further, obtaining altitude information comprises: the altitude information of obtaining user's input; Perhaps, by sensor height above sea level to obtain the altitude information of described respirator environment of living in.
Further, the tidal volume according to described altitude information calculating respirator comprises: the volume flow of obtaining described tidal volume; Obtain the tidal volume of described respirator according to the volume flow of described tidal volume.
Further, the tidal volume of obtaining described respirator according to the volume flow of described tidal volume comprises: the tidal volume of obtaining described respirator by the mode of the volume flow of described tidal volume being carried out time integral.
Further, the tidal volume of obtaining described respirator according to the volume flow of described tidal volume comprises: the mass flow of obtaining described tidal volume; Obtain the volume flow of described tidal volume according to the mass flow of described tidal volume.
Further, the volume flow of obtaining described tidal volume according to the mass flow of described tidal volume comprises: adopt the mode that described mass flow is compensated to obtain the volume flow of described tidal volume.
Further, the mass flow of obtaining described tidal volume comprises: utilize pick off that the flow of described respirator is gathered; Obtain atmospheric pressure; Obtain the mass flow of described tidal volume according to the flow of described atmospheric pressure and described respirator.
Further, the mass flow of obtaining described tidal volume according to the flow of described atmospheric pressure and described respirator comprises: obtain described atmospheric pressure according to described altitude information.
To achieve these goals, according to a further aspect in the invention, provide a kind of monitoring device of tidal volume.Wherein, the monitoring device of this tidal volume comprises: acquisition module is used to obtain altitude information; Computing module is used for the tidal volume according to above-mentioned altitude information calculating respirator.
Further, described computing module comprises: first obtains submodule, is used to obtain the volume flow of described tidal volume; Second obtains submodule, is used for obtaining according to the volume flow of described tidal volume the tidal volume of described respirator.
By the present invention, adopt and obtain altitude information; Calculate the method for the tidal volume of respirator according to above-mentioned altitude information, solved the often not accurate enough problem of monitoring method of tidal volume in the correlation technique, and then reached the effect of more exactly tidal volume being monitored.
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 flow chart according to the monitoring method of the tidal volume of the embodiment of the invention;
Fig. 2 is the sketch map according to the preferred embodiment of the monitoring method of tidal volume of the present invention;
Fig. 3 is the sketch map according to the preferred embodiment of the monitoring method of tidal volume of the present invention; And
Fig. 4 is the sketch map according to the monitoring device of the tidal volume of the embodiment of the invention.
The specific embodiment
Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Fig. 1 is the flow chart according to the monitoring method of the tidal volume of the embodiment of the invention.
As shown in Figure 1, this method comprises following step:
Step S102 obtains altitude information.
Preferably, obtaining altitude information comprises: the altitude information of obtaining user's input; Perhaps, by sensor height above sea level to obtain the altitude information of described respirator environment of living in.
Step S104 is according to the tidal volume of above-mentioned altitude information calculating respirator.
Wherein, the tidal volume according to described altitude information calculating respirator comprises: the volume flow of obtaining described tidal volume; Obtain the tidal volume of described respirator according to the volume flow of described tidal volume.
Preferably, the tidal volume of obtaining described respirator according to the volume flow of described tidal volume comprises: the tidal volume of obtaining described respirator by the mode of the volume flow of described tidal volume being carried out time integral.
Wherein, the tidal volume of obtaining described respirator according to the volume flow of described tidal volume comprises: the mass flow of obtaining described tidal volume; Obtain the volume flow of described tidal volume according to the mass flow of described tidal volume.
Preferably, the volume flow of obtaining described tidal volume according to the mass flow of described tidal volume comprises: adopt the mode that described mass flow is compensated to obtain the volume flow of described tidal volume.
Further preferably, the mass flow of obtaining described tidal volume comprises: utilize pick off that the flow of described respirator is gathered; Obtain atmospheric pressure; Obtain the mass flow of described tidal volume according to the flow of described atmospheric pressure and described respirator.
Preferably, the mass flow of obtaining described tidal volume according to the flow of described atmospheric pressure and described respirator comprises: obtain described atmospheric pressure according to described altitude information.
The monitoring tidal volume of respirator is compensated the volume flow that obtains under the environment for use atmospheric pressure, thereby three key elements setting values, output actual value, the monitor value of tidal volume are consistent.
Below introduce preferred implementation of the present invention.
Fig. 2 is the sketch map according to the preferred embodiment of the monitoring method of tidal volume of the present invention.Fig. 3 is the sketch map according to the preferred embodiment of the monitoring method of tidal volume of the present invention.
The monitoring method of this tidal volume comprises: by the mode of input height above sea level or the mode of the automatic input of sensor determination height above sea level, flow transducer in the air-breathing branch road is carried out altitude compensation, the monitoring tidal volume of respirator is scaled volume tidal volume under the environment atmospheric pressure.
The main method of carrying out altitude compensation is: digital inputting interface is set in the respirator interface, uses operation knob to carry out the input of height above sea level value; According to height above sea level and atmospheric pressure synopsis height above sea level is scaled current atmospheric value, to the collection of flow in the air-breathing branch road, obtains mass flow simultaneously; Utilize current atmospheric pressure value that mass flow value is compensated, be converted into volume flow; And then carry out tidal volume by flow in the method for time integral and calculate.
By above-mentioned several steps, the monitoring tidal volume that obtains is volume flow integration in time, meets clinical required.
Pass through the embodiment of the invention, respirator is made up of interface system and respiratory control system, by writing the method for software, on interface system, form the dialog box of input height above sea level, use the button that shuttles back and forth import successively the kilobit of height above sea level, hundred, ten, everybody.Interface system is by the mode of communication, and the current height of the control system of announcement in control system, utilizes the mode of tabling look-up to obtain current atmospheric pressure; Simultaneously, the control system flow sensor is sampled, and utilizes the current pressure value that sampling is compensated.Flow after the compensation is a volume flow, then it is carried out in time integral operation, promptly draws required monitor value.
Need to prove, can in computer system, carry out in the step shown in the flow chart of accompanying drawing such as a set of computer-executable instructions, and, though there is shown logical order in flow process, but in some cases, can carry out step shown or that describe with the order that is different from herein.
According to embodiments of the invention, provide a kind of monitoring device of tidal volume.
Fig. 4 is the sketch map according to the monitoring device of the tidal volume of the embodiment of the invention.
As shown in Figure 4, this device comprises: acquisition module 402 and computing module 404.
Wherein, acquisition module 402 is used to obtain altitude information; Computing module 404 is used for calculating according to above-mentioned altitude information the tidal volume of respirator.
Preferably, described computing module comprises: first obtains submodule, is used to obtain the volume flow of described tidal volume; Second obtains submodule, is used for obtaining according to the volume flow of described tidal volume the tidal volume of described respirator.
As can be seen from the above description, the present invention has realized more exactly tidal volume being monitored.
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, 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 (10)
1. the monitoring method of a tidal volume is characterized in that, comprising:
Obtain altitude information; And
Calculate the tidal volume of respirator according to described altitude information.
2. the monitoring method of tidal volume according to claim 1 is characterized in that, obtains altitude information and comprises:
Obtain the altitude information of user's input; Perhaps
By sensor height above sea level to obtain the altitude information of described respirator environment of living in.
3. the monitoring method of tidal volume according to claim 1 is characterized in that, the tidal volume of calculating respirator according to described altitude information comprises:
Obtain the volume flow of described tidal volume; And
Obtain the tidal volume of described respirator according to the volume flow of described tidal volume.
4. the monitoring method of tidal volume according to claim 3 is characterized in that, the tidal volume of obtaining described respirator according to the volume flow of described tidal volume comprises:
Obtain the tidal volume of described respirator by the mode of the volume flow of described tidal volume being carried out time integral.
5. the monitoring method of tidal volume according to claim 3 is characterized in that, the tidal volume of obtaining described respirator according to the volume flow of described tidal volume comprises:
Obtain the mass flow of described tidal volume; And
Obtain the volume flow of described tidal volume according to the mass flow of described tidal volume.
6. the monitoring method of tidal volume according to claim 5 is characterized in that, the volume flow of obtaining described tidal volume according to the mass flow of described tidal volume comprises:
The mode that employing compensates described mass flow is obtained the volume flow of described tidal volume.
7. the monitoring method of tidal volume according to claim 5 is characterized in that, the mass flow of obtaining described tidal volume comprises:
Utilize pick off that the flow of described respirator is gathered;
Obtain atmospheric pressure; And
Obtain the mass flow of described tidal volume according to the flow of described atmospheric pressure and described respirator.
8. the monitoring method of tidal volume according to claim 7 is characterized in that, the mass flow of obtaining described tidal volume according to the flow of described atmospheric pressure and described respirator comprises:
Obtain described atmospheric pressure according to described altitude information.
9. the monitoring device of a tidal volume is characterized in that, comprising:
Acquisition module is used to obtain altitude information; And
Computing module is used for the tidal volume according to above-mentioned altitude information calculating respirator.
10. the monitoring device of tidal volume according to claim 9 is characterized in that, described computing module comprises:
First obtains submodule, is used to obtain the volume flow of described tidal volume; And
Second obtains submodule, is used for obtaining according to the volume flow of described tidal volume the tidal volume of described respirator.
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| CN2010106181746A CN102266607A (en) | 2010-12-31 | 2010-12-31 | method and device for monitoring tidal volume |
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| CN2010106181746A CN102266607A (en) | 2010-12-31 | 2010-12-31 | method and device for monitoring tidal volume |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104689439A (en) * | 2015-03-13 | 2015-06-10 | 深圳市普博科技有限公司 | Tidal volume control method and system for medical breathing device |
| CN117180574A (en) * | 2023-11-07 | 2023-12-08 | 中国测试技术研究院辐射研究所 | Respirator detection device and measurement method for plateau region |
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| CN1074620A (en) * | 1992-04-18 | 1993-07-28 | 北京航空航天大学 | The method for designing and the instrument of the positive/negative pressure high-frequency oscillation breath machine that a kind of overall process is supported |
| CN101310678A (en) * | 2008-05-07 | 2008-11-26 | 上海力申科学仪器有限公司 | Measuring method of anesthesia apparatus tidal volume |
| WO2010044035A1 (en) * | 2008-10-16 | 2010-04-22 | Koninklijke Philips Electronics, N.V. | Ventilator with limp mode |
| CN101934108A (en) * | 2009-07-02 | 2011-01-05 | 北京谊安医疗系统股份有限公司 | Tidal volume detection method and device for anesthesia machine or breathing machine |
-
2010
- 2010-12-31 CN CN2010106181746A patent/CN102266607A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1074620A (en) * | 1992-04-18 | 1993-07-28 | 北京航空航天大学 | The method for designing and the instrument of the positive/negative pressure high-frequency oscillation breath machine that a kind of overall process is supported |
| CN101310678A (en) * | 2008-05-07 | 2008-11-26 | 上海力申科学仪器有限公司 | Measuring method of anesthesia apparatus tidal volume |
| WO2010044035A1 (en) * | 2008-10-16 | 2010-04-22 | Koninklijke Philips Electronics, N.V. | Ventilator with limp mode |
| CN101934108A (en) * | 2009-07-02 | 2011-01-05 | 北京谊安医疗系统股份有限公司 | Tidal volume detection method and device for anesthesia machine or breathing machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104689439A (en) * | 2015-03-13 | 2015-06-10 | 深圳市普博科技有限公司 | Tidal volume control method and system for medical breathing device |
| CN117180574A (en) * | 2023-11-07 | 2023-12-08 | 中国测试技术研究院辐射研究所 | Respirator detection device and measurement method for plateau region |
| CN117180574B (en) * | 2023-11-07 | 2024-01-23 | 中国测试技术研究院辐射研究所 | Respirator detection device and measurement method for plateau region |
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Application publication date: 20111207 |