CN106860990A - A kind of medical respiration auxiliary machine - Google Patents
A kind of medical respiration auxiliary machine Download PDFInfo
- Publication number
- CN106860990A CN106860990A CN201710154913.2A CN201710154913A CN106860990A CN 106860990 A CN106860990 A CN 106860990A CN 201710154913 A CN201710154913 A CN 201710154913A CN 106860990 A CN106860990 A CN 106860990A
- Authority
- CN
- China
- Prior art keywords
- oxygen
- impeller
- air
- patient
- mixing chamber
- 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.)
- Granted
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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
- A61M16/0003—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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/12—Preparation of respiratory gases or vapours by mixing different gases
-
- 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
-
- 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
Landscapes
- 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)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The invention discloses a kind of medical respiration auxiliary machine, including impeller portion, air passage, the road of oxygen, the first valve member of one-way conduction, mixing chamber, patient use branch road, second valve member and controller of one-way conduction.Can be remained able to provide the mixed gas for meeting oxygen concentration demand to patient when whatsoever reason causes to stop in impeller portion by the present invention.
Description
Technical field
The present invention relates to a kind of medical respiration auxiliary machine with impeller and controller.
Background technology
Some respiratory diseases patient of the requirement with these diseases is supplied to air or oxygen-enriched air mixture.Gas
This supply can be used the respiratory assistance apparatus of commonly known as medical breathing machine to carry out, however, when the impeller of lung ventilator stops
(either intentionally stop to save energy for example in the case of tediously long transport, or anticipated due to driving machine failure when only
Outer stopping), oxygen possibly cannot reach patient, because it escapes into ambient air by rising in air delivery pipe backflow,
Because the impeller for stopping no longer being pumped into air, then, patient loses oxygen supply.
Known references CN105749392A teaches a kind of respiratory assistance apparatus with impeller, is closed when impeller stops
Pipe enclosed member at air inflow openings, prevents oxygen from flowing back, so that maintain the oxygen supply of patient to breathe, but it will be apparent that
The supply of the air that this mode is blocked so that the gas of supply patient respiratory is unsatisfactory for desired oxygen concentration.
The content of the invention
In order that lung ventilator can also provide the mixed gas of the oxygen concentration for meeting demand, this hair when impeller stops to patient
Bright technical scheme is as follows：
A kind of medical respiration auxiliary machine, including：
Impeller portion, the impeller portion is hollow shaped seals component, and it is internal with two walls, by the sky of cylindrical interior
Between be separated into three regions independent of each other, be provided with the first impeller in upper area, the second impeller is provided with central region, under
Portion region is provided with motor；The axis of the second impeller is respectively arranged at two ends with the first electromagnetic clutch and the second electromagnetic clutch
Device, the output shaft of the motor is disconnected or is linked by the axis of the second electromagnetic clutch and the second impeller, the second impeller
Axis disconnected by the axis of the first electromagnetic clutch and the first impeller or linkage；
Air passage, the air passage includes the air inflow openings being fluidly connected with ambient air, fluidly connects
First air delivery pipe of the upper area in the air inflow openings and impeller portion, fluidly connect the upper area and described
Second air delivery pipe of mixing chamber；
Oxygen branch road, the oxygen branch road includes the oxygen air admission hole being fluidly connected with oxygen source, fluidly connects institute
State oxygen air admission hole and impeller portion the oxygen conveying pipe of central region first, be arranged on the first oxygen conveying pipe for adjusting
The regulating valve of oxygen flow, the second oxygen conveying pipe for fluidly connecting the central region and the mixing chamber；
First valve member of one-way conduction, it is arranged at the connecting portion of the second air delivery pipe and mixing chamber, is used for
Oxygen is prevented to be back to the air passage by mixing chamber；
Mixing chamber, in the mixing chamber, the air stream from air passage and the oxygen stream from oxygen branch road are carried out
Also there is the sensor of the oxygen concentration for the mixed gas in real-time detection mixing chamber in mixing, mixing chamber；
Patient uses branch road, and the patient includes delivering a gas to first branch of patient using branch road, with expiration film
Outlet valve, make the gas backstreaming that patient breathes out to the second branch of the central region in the impeller portion, and be arranged on second
The filter of the gas for filtering patient's exhalation in branch；
Second valve member of one-way conduction, it is arranged in mixing chamber and the patient is used at the connecting portion of branch road；
Controller, it is equal with motor, the first electromagnetic clutch, the second electromagnetic clutch, sensor, the second valve member
Signal is connected, for the motor, the electromagnetic clutch, the regulating valve, second valve member to be monitored and controlled
Operation；
When the medical respiration auxiliary machine normally runs, motor drives the first impeller and the rotation of the second impeller, passes through
The rotation suction air of the first impeller, air mixes to predetermined concentration with oxygen in mixing chamber, and controller controls described the
Bivalve element is opened, and the mixed gas of predetermined oxygen concentration is exported to the patient and uses branch road；When monitoring control devices are described in
When motor shuts down, the second electromagnetic clutch of control disconnects and the first electromagnetic clutch keeps connection, makes motor
With the separated power of the second impeller, and the second impeller and the linkage of the first impeller, the second impeller is due to the high pressure from oxygen source
Blowing for oxygen stream and rotate, and drive the first impeller rotation, suck air so that the medical respiration auxiliary machine drive
Dynamic motor can still realize the supply of air stream when shutting down, and then form the gaseous mixture for meeting patient demand oxygen concentration
Body.
The oxygen source is high-pressure oxygen cylinder or oxygen tank.
Flow valve, flow sensor, pressure sensor etc. are set in gas flowing path, belong to the known normal of this area
Know, repeated no more in the present invention.
Whatsoever can remain able to be provided for patient after reason causes to stop in the impeller of lung ventilator by the present invention
Meet the mixed gas of oxygen concentration demand.
Brief description of the drawings
Fig. 1 shows principle assumption diagram of the invention.
Specific embodiment
The present invention is described in detail below in conjunction with accompanying drawing.
As shown in figure 1, medical respiration auxiliary machine, including：
Impeller portion 1, the impeller portion is hollow shaped seals component, and it is internal with two walls 1.4, by cylindrical interior
Space be separated into three regions independent of each other, be provided with the first impeller 1.1 in upper area, be provided with the second leaf in central region
Wheel 1.2, motor 1.3 is provided with lower area；The axis of the second impeller 1.2 is respectively arranged at two ends with the first electromagnetic clutch
1.5 and second electromagnetic clutch 1.6, the output shaft of the motor 1.3 passes through the second electromagnetic clutch 1.6 and the second impeller
1.2 axis disconnects or links, and the axis of the second impeller 1.2 is by the first electromagnetic clutch 1.5 and the axis of the first impeller 1.1
Disconnect or link；
Air passage 2, the air passage 2 includes the air inflow openings 2.1, fluidly being fluidly connected with ambient air
Connect the first air delivery pipe 2.2 of the upper area in the air inflow openings 2.1 and impeller portion 1, fluidly connect on described
Portion region and the second air delivery pipe 2.3 of mixing chamber 4；
Oxygen branch road 3, the oxygen branch road 3 includes the oxygen air admission hole 3.1 being fluidly connected with oxygen source, fluidly connects
Connect first oxygen conveying pipe of central region 3.3 in the oxygen air admission hole 3.1 and impeller portion 1, be arranged in the first oxygen conveying pipe
The regulating valve 3.2 for adjusting oxygen flow on 3.3, fluidly connect the second of the central region and the mixing chamber 4
Oxygen conveying pipe 3.4；
First valve member 5 of one-way conduction, it is arranged at the connecting portion of the second air delivery pipe 2.3 and mixing chamber 4,
For preventing oxygen to be back to the air passage by mixing chamber 4；
Mixing chamber 4, in the mixing chamber 4, the air stream from air passage and the oxygen from oxygen branch road are flowed into
Row mixing, the sensor 4.1 also in mixing chamber with the oxygen concentration for the mixed gas in real-time detection mixing chamber；
Patient uses branch road 7, and the patient includes delivering a gas to first branch 7.1 of patient using branch road 7, with exhaling
The outlet valve of air film, makes the gas backstreaming that patient breathes out to the second branch 7.2 of the central region in the impeller portion, and set
The filter 7.3 of the gas for filtering patient's exhalation in the second branch 7.2；
Second valve member 6 of one-way conduction, it is arranged in mixing chamber 4 and the patient is used at the connecting portion of branch road 7；
Controller (not shown), itself and motor 1.3, the first electromagnetic clutch 1.5, the second electromagnetic clutch 1.6, adjusts
The equal signal connection of section valve 3.2, sensor 4.1, the second valve member 6, for be monitored and controlled the motor, the electromagnetism from
Clutch, the regulating valve, the operation of second valve member；
When the medical respiration auxiliary machine normally runs, motor drives the first impeller and the rotation of the second impeller, passes through
The rotation suction air of the first impeller, air mixes to predetermined concentration with oxygen in mixing chamber, and controller controls described the
Bivalve element is opened, and the mixed gas of predetermined oxygen concentration is exported to the patient and uses branch road；When monitoring control devices are described in
When motor shuts down, the second electromagnetic clutch of control disconnects and the first electromagnetic clutch keeps connection, makes motor
With the separated power of the second impeller, and the second impeller and the linkage of the first impeller, the second impeller is due to the high pressure from oxygen source
Blowing for oxygen stream and rotate, and drive the first impeller rotation, suck air so that the medical respiration auxiliary machine drive
Dynamic motor can still realize the supply of air stream when shutting down, and then form the mixed gas for meeting patient demand oxygen concentration
Used for patient, meanwhile, the gas of patient's exhalation passes through the second branch return to the central region in impeller portion after filtering, with height
Pressure oxygen stream together blows the second impeller, can so utilize the kinetic energy of patient exhalation air, accelerates the rotation of the second impeller, increases
Plus air imbibed quantity.
One skilled in the art would recognize that without departing substantially from as the spirit and scope of the invention for describing in general manner,
Various changes and/or modification can be carried out to the invention shown in each specific embodiment.Therefore, in terms of all
For, embodiment here is considered as illustrative and and non-limiting.Equally, the present invention includes any feature
Combination, the especially combination of any feature in Patent right requirement, even if the combination of this feature or feature is not in patent
It is explicitely stated in claim or each embodiment here.
Claims (3)
1. a kind of medical respiration auxiliary machine, it is characterised in that including：For drawing ambient air into the electric by driving of air passage
The impeller that machine drives, the oxygen branch road connected with oxygen source, mixing chamber and patient use branch road.
2. a kind of medical respiration auxiliary machine, it is characterised in that including：
Impeller portion, the impeller portion is hollow shaped seals component, and it is internal with two walls, by the space of cylindrical interior point
Three regions independent of each other are divided into, the first impeller is provided with upper area, the second impeller is provided with central region, in lower region
Domain is provided with motor；The axis of the second impeller is respectively arranged at two ends with the first electromagnetic clutch and the second electromagnetic clutch, institute
The output shaft for stating motor is disconnected or is linked by the axis of the second electromagnetic clutch and the second impeller, the axis of the second impeller
Disconnect or link by the axis of the first electromagnetic clutch and the first impeller
Air passage, the air passage includes the air inflow openings being fluidly connected with ambient air, fluidly connects described
First air delivery pipe of the upper area in air inflow openings and impeller portion, fluidly connect the upper area and the mixing
Second air delivery pipe of room；
Oxygen branch road, the oxygen branch road includes the oxygen air admission hole being fluidly connected with oxygen source, fluidly connects the oxygen
The oxygen conveying pipe of central region first in gas air admission hole and impeller portion, be arranged on the first oxygen conveying pipe for adjusting oxygen
The regulating valve of flow, the second oxygen conveying pipe for fluidly connecting the central region and the mixing chamber；
First valve member of one-way conduction, it is arranged at the connecting portion of the second air delivery pipe and mixing chamber, for preventing
Oxygen is back to the air passage by mixing chamber；
Mixing chamber, in the mixing chamber, the air stream from air passage and the oxygen stream from oxygen branch road are mixed,
Also there is the sensor of the oxygen concentration for the mixed gas in real-time detection mixing chamber in mixing chamber；
Patient uses branch road, and the patient includes delivering a gas to first branch of patient using branch road, with exhaling for expiration film
Air valve, makes the gas backstreaming that patient breathes out to the second branch of the central region in the impeller portion, and be arranged on the second branch
On for filter patient exhalation gas filter；
Second valve member of one-way conduction, it is arranged in mixing chamber and the patient is used at the connecting portion of branch road；
Controller, itself and motor, the first electromagnetic clutch, the second electromagnetic clutch, sensor, the equal signal of the second valve member
Connection, the fortune for the motor, the electromagnetic clutch, the regulating valve, second valve member to be monitored and controlled
OK；
When the medical respiration auxiliary machine normally runs, motor drives the first impeller and the rotation of the second impeller, by first
The rotation suction air of impeller, air mixes to predetermined concentration with oxygen in mixing chamber, and controller controls second valve
Component is opened, and the mixed gas of predetermined oxygen concentration is exported to the patient and uses branch road；When monitoring control devices to the driving
When motor shuts down, the second electromagnetic clutch of control disconnects and the first electromagnetic clutch keeps connection, makes motor and the
The separated power of two impellers, and the second impeller and the linkage of the first impeller, the second impeller is due to the high pressure oxygen from oxygen source
That flows blows and rotates, and drives the rotation of the first impeller, air is sucked, so that the medical respiration auxiliary machine is electric in driving
The supply of air stream can be still realized when machine shuts down, and then forms the mixed gas for meeting patient demand oxygen concentration.
3. the medical respiration auxiliary machine according to claim 1-2, it is characterised in that the oxygen source be high-pressure oxygen cylinder or
Oxygen tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710154913.2A CN106860990B (en) | 2017-03-15 | 2017-03-15 | A kind of medical respiration auxiliary machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710154913.2A CN106860990B (en) | 2017-03-15 | 2017-03-15 | A kind of medical respiration auxiliary machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106860990A true CN106860990A (en) | 2017-06-20 |
| CN106860990B CN106860990B (en) | 2017-12-19 |
Family
ID=59171262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710154913.2A Active CN106860990B (en) | 2017-03-15 | 2017-03-15 | A kind of medical respiration auxiliary machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106860990B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113289172A (en) * | 2021-05-31 | 2021-08-24 | 成都中医药大学附属医院 | Aromatic methoxyflurane inhalation device for treating emergency traumatic pain |
| CN115337511A (en) * | 2022-10-18 | 2022-11-15 | 吉林大学 | EICU nurses with supplementary patient breathing intubate dropout prevention means |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1987001599A1 (en) * | 1985-09-23 | 1987-03-26 | Battelle Development Corporation | Oxygen/air mixture blower for respiratory care |
| EP1317942A1 (en) * | 2001-12-07 | 2003-06-11 | Fisher & Paykel Healthcare Limited | Gases mixing apparatus |
| JP2005040314A (en) * | 2003-07-22 | 2005-02-17 | Teijin Ltd | Respiratory assist device |
| CN101073683A (en) * | 2007-06-25 | 2007-11-21 | 朱伟 | Intermittent air-blowing appliance for treating sleep-respiratory disorder and its control |
| CN101721767A (en) * | 2008-10-23 | 2010-06-09 | 北京谊安医疗***股份有限公司 | Turbotype electrical respirator |
| CN202387074U (en) * | 2011-11-28 | 2012-08-22 | 李保端 | Portable respirator |
| CN105963837A (en) * | 2016-06-08 | 2016-09-28 | 湖南明康中锦医疗科技发展有限公司 | Air-oxygen mixed control breathing machine and control method |
| CN206129644U (en) * | 2016-08-29 | 2017-04-26 | 北京航天长峰股份有限公司 | A turbofan for automatically controlled breathing machine |
-
2017
- 2017-03-15 CN CN201710154913.2A patent/CN106860990B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1987001599A1 (en) * | 1985-09-23 | 1987-03-26 | Battelle Development Corporation | Oxygen/air mixture blower for respiratory care |
| EP1317942A1 (en) * | 2001-12-07 | 2003-06-11 | Fisher & Paykel Healthcare Limited | Gases mixing apparatus |
| JP2005040314A (en) * | 2003-07-22 | 2005-02-17 | Teijin Ltd | Respiratory assist device |
| CN101073683A (en) * | 2007-06-25 | 2007-11-21 | 朱伟 | Intermittent air-blowing appliance for treating sleep-respiratory disorder and its control |
| CN101721767A (en) * | 2008-10-23 | 2010-06-09 | 北京谊安医疗***股份有限公司 | Turbotype electrical respirator |
| CN202387074U (en) * | 2011-11-28 | 2012-08-22 | 李保端 | Portable respirator |
| CN105963837A (en) * | 2016-06-08 | 2016-09-28 | 湖南明康中锦医疗科技发展有限公司 | Air-oxygen mixed control breathing machine and control method |
| CN206129644U (en) * | 2016-08-29 | 2017-04-26 | 北京航天长峰股份有限公司 | A turbofan for automatically controlled breathing machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113289172A (en) * | 2021-05-31 | 2021-08-24 | 成都中医药大学附属医院 | Aromatic methoxyflurane inhalation device for treating emergency traumatic pain |
| CN113289172B (en) * | 2021-05-31 | 2023-11-03 | 成都中医药大学附属医院 | Aromatic methoxyflurane inhalation device for treating emergency traumatic pain |
| CN115337511A (en) * | 2022-10-18 | 2022-11-15 | 吉林大学 | EICU nurses with supplementary patient breathing intubate dropout prevention means |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106860990B (en) | 2017-12-19 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Min Inventor after: Wang Zhixiu Inventor after: Chen Kun Inventor before: Zheng Hai |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170927 Address after: 362300 Fujian city of Quanzhou province Nanan city Xi Mei Peng Mei Lu No. 196 Applicant after: Wu Limin Address before: 230031 Yuzhou central city, Yaohai District, Anhui, Hefei Applicant before: Zheng Hai |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190603 Address after: Room 721, Seventh Floor, 151 North Foshan Avenue, Chancheng District, Foshan City, Guangdong Province Patentee after: Foshan Yanqing Medical Devices Co., Ltd. Address before: 362300 No. 196, Mei Mei Mei Road, Nanan, Quanzhou, Fujian Patentee before: Wu Limin |