CN111658922A - Control method of pulse breathing module for breathing machine - Google Patents
Control method of pulse breathing module for breathing machine Download PDFInfo
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- CN111658922A CN111658922A CN202010498442.9A CN202010498442A CN111658922A CN 111658922 A CN111658922 A CN 111658922A CN 202010498442 A CN202010498442 A CN 202010498442A CN 111658922 A CN111658922 A CN 111658922A
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- oxygen concentration
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- 230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 27
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 53
- 239000001301 oxygen Substances 0.000 claims abstract description 53
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 53
- 238000001514 detection method Methods 0.000 claims abstract description 29
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910001882 dioxygen Inorganic materials 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 6
- 230000007547 defect Effects 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 description 3
- 208000004756 Respiratory Insufficiency Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 201000004193 respiratory failure Diseases 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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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
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Measuring devices for evaluating the respiratory organs
-
- 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
- A61M16/20—Valves specially adapted to medical respiratory devices
- A61M16/201—Controlled valves
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Anesthesiology (AREA)
- Emergency Medicine (AREA)
- Hematology (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Physiology (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
A control method of a pulse breathing module for a respirator relates to improvement of the control method of the pulse breathing module for the respirator. The control method of the pulse breathing module for the breathing machine comprises the following steps: when continuous oxygen supply is needed, an oxygen gas source enters from an air inlet, passes through a valve interface F of a continuous flow control valve and a valve interface G of a pulse flow control valve, and is divided into two paths through a middle branch point M, and the upper path passes through a valve interface C of a respiration detection valve and a valve interface B of the respiration detection valve, then enters an air inlet of a flow and oxygen concentration sensor and an air outlet end of the flow and oxygen concentration sensor and then reaches an air outlet; the lower path after passing through the middle branch point M passes through a valve interface D of the continuous flow control valve; detecting the oxygen concentration through a flow and oxygen concentration sensor; the pulse breathing control method solves the defect that the current pulse breathing control method is easy to generate unstable airflow in the using process, avoids the potential safety hazard generated by the unstable airflow, and can also conveniently switch between oxygen supply and normal air supply.
Description
Technical Field
The invention relates to an improvement of a control method of an oxygen supply device for a respirator, in particular to an improvement of a control method of a pulse breathing module for a respirator.
Background
In modern clinical medicine, a ventilator has been widely used in respiratory failure due to various reasons, anesthesia and breathing management during major surgery, respiratory support therapy and emergency resuscitation as an effective means for manually replacing the function of spontaneous ventilation, and has a very important position in the modern medical field. The breathing machine is a vital medical device which can prevent and treat respiratory failure, reduce complications and save and prolong the life of a patient. Pulse breathing (oxygen supply) devices of common breathing machines in the market at present are easy to have the defect of oxygen leakage; the product gas that leaks out in the course of working is just wasted, directly makes the treatment device performance decline, and can cause various potential safety hazards. Particularly, when the breathing parameters of a human body are measured, the phenomenon of air leakage is easily generated in the oxygen passage transmission process.
The control method of the pulse breathing module is very important for controlling the breathing machine, and particularly plays a vital role in stable operation of the breathing machine due to the trend and the control mode of each path of air flow in the middle.
Disclosure of Invention
The invention aims to provide a control method of a pulse breathing module for a respirator aiming at the defects and shortcomings of the prior art, which solves the defect that the current pulse breathing control method is easy to generate unstable airflow in the using process and avoids the potential safety hazard generated by the unstable airflow.
In order to achieve the purpose, the invention adopts the following technical scheme: the pulse breathing module for the respirator comprises a breathing detection valve 1, a continuous flow control valve 2, a pulse flow control valve 3, an upper air passage block 4, a sealing ring 5, a lower air passage block 6 and a flow and oxygen concentration sensor 7, wherein the breathing detection valve 1, the continuous flow control valve 2 and the pulse flow control valve 3 are arranged on the upper air passage block 4 in parallel, the lower air passage block 6 is arranged at the lower part of the upper air passage block 4, the sealing ring 5 is arranged between the upper air passage block 4 and the lower air passage block 6, and the flow and oxygen concentration sensor 7 is fixedly arranged at one side of the lower air passage block 6; the bottom of the breath detection valve 1 is provided with three valve ports A, B, C, and the upper surface of the lower air channel block 6 is provided with three corresponding valve ports A1, B1 and C1; the valve port A, B, C of the breath detection valve 1 is correspondingly connected with the valve ports A1, B1 and C1 of the lower air passage block 6 one by one; the bottom of the continuous flow control valve 2 is provided with two valve ports D, E, and the upper surface of the lower air passage block 6 is provided with two corresponding valve ports D1 and E1; the valve ports D, E of the continuous flow control valve 2 are correspondingly connected with the valve ports D1 and E1 of the lower air passage block 6 one by one; the bottom of the pulse flow control valve 3 is provided with two valve ports F, G, and the upper surface of the lower air passage block 6 is provided with two corresponding valve ports F1 and G1; the valve ports of the pulse flow control valve 3 are connected with the valve ports F1 and G1 of the lower air passage block 6 in a one-to-one correspondence manner.
The lower air path block 6 is provided with an air inlet 61 and an air outlet 62. The air inlet 61 and the air outlet 62 are respectively used for connecting an air source and an air outlet interface.
The control method of the pulse breathing module for the breathing machine comprises the following steps: when continuous oxygen supply is needed, the control mode is as follows, an oxygen gas source enters from an air inlet 61, passes through a valve interface F of a continuous flow control valve 2 and a valve interface G of a pulse flow control valve 3, and is divided into two paths through an intermediate branch point M, the upper path passes through a valve interface C of a respiration detection valve 1 and a valve interface B of the respiration detection valve 1, then enters an air inlet of a flow and oxygen concentration sensor 7, and an air outlet end of the flow and oxygen concentration sensor 7, and then reaches an air outlet 62; the lower way after passing through the middle branch point M passes through a valve interface D of the continuous flow control valve 2; the oxygen concentration needs to be detected by the flow and oxygen concentration sensor 7; the corresponding control mode is that the valve port B is communicated with the valve port C, the valve port F is communicated with the valve port G, and the valve port D and the valve port E are closed;
when oxygen supply is not needed, the control mode is as follows, the valve interface A and the valve interface B of the respiration detection valve 1 are connected, the user inhales and flows in from the valve interface A, after the flow and oxygen concentration sensor 7 senses the flow, the valve interface B is communicated with the valve interface C, and then the air is conveyed to the user through the air outlet 62; after the oxygen supply is finished, the connection of the respiration detection valve 1, the continuous flow control valve 2 and the pulse flow control valve 3 is recovered to the oxygen supply state, and when the user inhales again, the connection state of the oxygen supply control is started.
The working principle of the invention is as follows: the invention solves the problem of air leakage in the oxygen passage transmission process when the flow sensor measures the breathing parameters of a human body. After the technical scheme is adopted, the invention has the beneficial effects that: the control method of the pulse breathing module for the respirator solves the defect that the existing pulse breathing device is easy to leak air in the using process, and avoids potential safety hazards caused by the leakage of air. The pulse breathing control method solves the defect that the current pulse breathing control method is easy to generate unstable airflow in the using process, avoids the potential safety hazard generated by the unstable airflow, and can also conveniently switch between oxygen supply and normal air supply.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the lower airway block 6 of the present invention;
FIG. 3 is a bottom view of the breath test valve 1, the continuous flow control valve 2 and the pulse flow control valve 3 of the present invention;
FIG. 4 is a flow pattern of a control mode in the case where continuous oxygen supply is required according to the present invention;
fig. 5 is a flow pattern of a control mode when oxygen supply is not required in the present invention.
Description of reference numerals: the device comprises a breath detection valve 1, a continuous flow control valve 2, a pulse flow control valve 3, an upper air path block 4, a lower air path block 6, a flow and oxygen concentration sensor 7, an air inlet 61 and an air outlet 62.
Detailed Description
Referring to fig. 1 to fig. 3, the technical solution adopted by the present embodiment is: the pulse breathing module for the respirator comprises a breathing detection valve 1, a continuous flow control valve 2, a pulse flow control valve 3, an upper air passage block 4, a sealing ring 5, a lower air passage block 6 and a flow and oxygen concentration sensor 7, wherein the breathing detection valve 1, the continuous flow control valve 2 and the pulse flow control valve 3 are arranged on the upper air passage block 4 in parallel, the lower air passage block 6 is arranged at the lower part of the upper air passage block 4, the sealing ring 5 is arranged between the upper air passage block 4 and the lower air passage block 6, and the flow and oxygen concentration sensor 7 is fixedly arranged at one side of the lower air passage block 6; the bottom of the breath detection valve 1 is provided with three valve ports A, B, C, and the upper surface of the lower air channel block 6 is provided with three corresponding valve ports A1, B1 and C1; the valve port A, B, C of the breath detection valve 1 is correspondingly connected with the valve ports A1, B1 and C1 of the lower air passage block 6 one by one; the bottom of the continuous flow control valve 2 is provided with two valve ports D, E, and the upper surface of the lower air passage block 6 is provided with two corresponding valve ports D1 and E1; the valve ports D, E of the continuous flow control valve 2 are correspondingly connected with the valve ports D1 and E1 of the lower air passage block 6 one by one; the bottom of the pulse flow control valve 3 is provided with two valve ports F, G, and the upper surface of the lower air passage block 6 is provided with two corresponding valve ports F1 and G1; the valve ports of the pulse flow control valve 3 are connected with the valve ports F1 and G1 of the lower air passage block 6 in a one-to-one correspondence manner.
The lower air path block 6 is provided with an air inlet 61 and an air outlet 62. The air inlet 61 and the air outlet 62 are respectively used for connecting an air source and an air outlet interface.
Referring to fig. 4, the control method of the pulse breathing module for the respirator is as follows: when continuous oxygen supply is needed, the control mode is as follows, an oxygen gas source enters from an air inlet 61, passes through a valve interface F of a continuous flow control valve 2 and a valve interface G of a pulse flow control valve 3, and is divided into two paths through an intermediate branch point M, the upper path passes through a valve interface C of a respiration detection valve 1 and a valve interface B of the respiration detection valve 1, then enters an air inlet of a flow and oxygen concentration sensor 7, and an air outlet end of the flow and oxygen concentration sensor 7, and then reaches an air outlet 62; the lower way after passing through the middle branch point M passes through a valve interface D of the continuous flow control valve 2; the oxygen concentration needs to be detected by the flow and oxygen concentration sensor 7; the corresponding control mode is that the valve port B is communicated with the valve port C, the valve port F is communicated with the valve port G, and the valve port D and the valve port E are closed;
referring to fig. 5, when oxygen supply is not required, the control mode is that the valve interface a and the valve interface B of the breath detection valve 1 are connected, the user inhales and flows in from the valve interface a, after the flow and oxygen concentration sensor 7 senses the flow, the valve interface B and the valve interface C are communicated, and then the air is delivered to the user through the air outlet 62; after the oxygen supply is finished, the connection of the respiration detection valve 1, the continuous flow control valve 2 and the pulse flow control valve 3 is recovered to the oxygen supply state, and when the user inhales again, the connection state of the oxygen supply control is started.
The working principle of the invention is as follows: the invention solves the problem of air leakage in the oxygen passage transmission process when the flow sensor measures the breathing parameters of a human body. After the technical scheme is adopted, the invention has the beneficial effects that: the control method of the pulse breathing module for the respirator solves the defect that the existing pulse breathing device is easy to leak air in the using process, and avoids potential safety hazards caused by the leakage of air. The pulse breathing control method solves the defect that the current pulse breathing control method is easy to generate unstable airflow in the using process, avoids the potential safety hazard generated by the unstable airflow, and can also conveniently switch between oxygen supply and normal air supply.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (3)
1. Pulse respiration module for breathing machine, its characterized in that: the respiration detection valve comprises a respiration detection valve (1), a continuous flow control valve (2), a pulse flow control valve (3), an upper air passage block (4), a sealing ring (5), a lower air passage block (6) and a flow and oxygen concentration sensor (7), wherein the respiration detection valve (1), the continuous flow control valve (2) and the pulse flow control valve (3) are arranged on the upper air passage block (4) in parallel, the lower air passage block (6) is arranged at the lower part of the upper air passage block (4), the sealing ring (5) is arranged between the upper air passage block (4) and the lower air passage block (6), the flow and oxygen concentration sensor (7) is fixedly arranged at one side of the lower air passage block (6), the bottom of the respiration detection valve (1) is provided with three valve interfaces A, B, C, the upper surface of the lower air passage block (6) is provided with three corresponding valve interfaces A1, B1 and C1, and the valve interfaces A, A and B of the respiration detection valve interfaces of the respiration detection valve (1), B. C are correspondingly connected with valve ports A1, B1 and C1 of the lower air channel block (6) one by one; the bottom of the continuous flow control valve (2) is provided with two valve interfaces D, E, the upper surface of the lower air channel block (6) is provided with two corresponding valve interfaces D1 and E1, the valve interface D, E of the continuous flow control valve (2) is correspondingly connected with the valve interfaces D1 and E1 of the lower air channel block (6) one by one, the bottom of the pulse flow control valve (3) is provided with two valve interfaces F, G, the upper surface of the lower air channel block (6) is provided with two corresponding valve interfaces F1 and G1, and the valve interface of the pulse flow control valve (3) is correspondingly connected with the valve interfaces F1 and G1 of the lower air channel block (6) one by one.
2. The pulse breathing module for a ventilator according to claim 1, wherein: the lower air path block (6) is provided with an air inlet (61) and an air outlet (62).
3. The control method of the pulse breathing module for the breathing machine is characterized by comprising the following steps: when continuous oxygen supply is needed, an oxygen gas source enters from an air inlet (61), passes through a valve interface F of a continuous flow control valve (2) and a valve interface G of a pulse flow control valve (3), and is divided into two paths through a middle branch point M, the upper path passes through a valve interface C of a respiration detection valve (1) and a valve interface B of the respiration detection valve (1), then enters an air inlet of a flow and oxygen concentration sensor (7), and an air outlet end of the flow and oxygen concentration sensor (7), and then reaches an air outlet (62); the lower path after passing through the middle branch point M passes through a valve interface D of the continuous flow control valve (2); the oxygen concentration is required to be detected by a flow and oxygen concentration sensor (7); the corresponding control mode is that the valve port B is communicated with the valve port C, the valve port F is communicated with the valve port G, and the valve port D and the valve port E are closed;
when oxygen supply is not needed, the control mode is as follows, a valve interface A and a valve interface B of the respiration detection valve (1) are connected, a user inhales air and flows in from the valve interface A, after a flow and oxygen concentration sensor (7) senses the flow, the valve interface B is communicated with the valve interface C, and then the air is conveyed to the user through an air outlet (62); after the oxygen supply is finished, the connection of the respiration detection valve (1), the continuous flow control valve (2) and the pulse flow control valve (3) is recovered to the oxygen supply state, and when the user inhales again, the connection state which does not need the oxygen supply control is started.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010498442.9A CN111658922A (en) | 2020-06-04 | 2020-06-04 | Control method of pulse breathing module for breathing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010498442.9A CN111658922A (en) | 2020-06-04 | 2020-06-04 | Control method of pulse breathing module for breathing machine |
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| CN111658922A true CN111658922A (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010498442.9A Pending CN111658922A (en) | 2020-06-04 | 2020-06-04 | Control method of pulse breathing module for breathing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113713231A (en) * | 2021-09-07 | 2021-11-30 | 北京工业大学 | Combined valve body and control method thereof |
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| JP2010240235A (en) * | 2009-04-08 | 2010-10-28 | Yamatake Corp | Respiration-synchronized gas supply system and respiration-synchronized gas supply method |
| US20100300444A1 (en) * | 2008-05-28 | 2010-12-02 | Ipg, Llc | Oxygen conserving oxygen delivery system |
| CN203469165U (en) * | 2013-08-21 | 2014-03-12 | 江苏富林医疗设备有限公司 | Respirator |
| CN103826703A (en) * | 2011-09-30 | 2014-05-28 | 波音公司 | Supplment Pulse oxygen system for aircraft |
| CN103977493A (en) * | 2014-05-29 | 2014-08-13 | 北京航空航天大学 | Experimental platform for noninvasive ventilation leak detection |
| JP2017148255A (en) * | 2016-02-25 | 2017-08-31 | 株式会社メトラン | Breathing tuning apparatus and oxygen supply system |
| CN110064139A (en) * | 2018-01-23 | 2019-07-30 | 佐迪埃克航空技术公司 | The method of dosage oxygen system and conveying breathing gas with delivery pipe anti-clogging characteristic |
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2020
- 2020-06-04 CN CN202010498442.9A patent/CN111658922A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100300444A1 (en) * | 2008-05-28 | 2010-12-02 | Ipg, Llc | Oxygen conserving oxygen delivery system |
| JP2010240235A (en) * | 2009-04-08 | 2010-10-28 | Yamatake Corp | Respiration-synchronized gas supply system and respiration-synchronized gas supply method |
| CN103826703A (en) * | 2011-09-30 | 2014-05-28 | 波音公司 | Supplment Pulse oxygen system for aircraft |
| CN203469165U (en) * | 2013-08-21 | 2014-03-12 | 江苏富林医疗设备有限公司 | Respirator |
| CN103977493A (en) * | 2014-05-29 | 2014-08-13 | 北京航空航天大学 | Experimental platform for noninvasive ventilation leak detection |
| JP2017148255A (en) * | 2016-02-25 | 2017-08-31 | 株式会社メトラン | Breathing tuning apparatus and oxygen supply system |
| CN110064139A (en) * | 2018-01-23 | 2019-07-30 | 佐迪埃克航空技术公司 | The method of dosage oxygen system and conveying breathing gas with delivery pipe anti-clogging characteristic |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113713231A (en) * | 2021-09-07 | 2021-11-30 | 北京工业大学 | Combined valve body and control method thereof |
| CN113713231B (en) * | 2021-09-07 | 2023-12-22 | 北京工业大学 | Combined valve body and control method thereof |
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Application publication date: 20200915 |
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