CN104800949B - A kind of apnea awaking device - Google Patents
A kind of apnea awaking device Download PDFInfo
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- CN104800949B CN104800949B CN201510179288.8A CN201510179288A CN104800949B CN 104800949 B CN104800949 B CN 104800949B CN 201510179288 A CN201510179288 A CN 201510179288A CN 104800949 B CN104800949 B CN 104800949B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
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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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes operated by electrical means
- A61M16/022—Control means therefor
- A61M16/024—Control means therefor including calculation means, e.g. using a processor
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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
- A61M21/00—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
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Abstract
A kind of apnea awaking device, including：Terminal is set, for apnea time threshold value to be arranged and wakes up pressure threshold；Respiration transducer is affixed on patient, whether has breathing in the apnea time for detecting patient；Volume control device, for exporting the gas with default oxygen concentration；Pressure generator, for generating corresponding wake-up pressure according to the flow of the volume control device output gas；Pressure sensor, the wake-up pressure generated for acquiring the pressure generator in real time；Microcontroller, for the testing result according to the respiration transducer, the flow for waking up pressure threshold and controlling the volume control device output gas；Nasal tube is connected at the nostril of patient, and the wake-up pressure for generating the pressure generator is delivered in patients with respiratory tract.A kind of apnea awaking method is also provided.The present invention can reduce clinical risk and cost simultaneously.
Description
Technical field
The present invention relates to Medical Devices control fields, more particularly to a kind of apnea awaking device.
Background technology
Newborn, premature apnea symptom be commonplace, if after newborn, apnea of prematurity not
It can wake up in time, may result in perinatal asphyxia and generate clinical risk.Currently, most common way is to cure on clinical medicine
After shield personnel discovery apnea neonatorum apnea awaking is carried out by flopping newborn's sole.In addition, also having at present
Patient monitor product design has the vibrator tied up in infant sole, and newborn respiration is measured according to parameters such as electrocardio, breathing and blood oxygens
After pause, the vibrator by controlling sole stimulates infant sole to carry out apnea awaking.
However, the breath state that sole needs medical staff to pay close attention to infant in real time is artificially flopped, easily by the shadow of human factor
It rings and can not be waken up in time, clinical risk is high；Electrocardio, breathing and blood oxygen electric-physiology parameter are monitored and control sole
The mode of plate vibrator stimulation needs to connect electrocardio electrode plate and blood oxygen probe etc., and attachment is too many, of high cost.
Invention content
Based on this, it is necessary to provide a kind of apnea awaking device that can reduce clinical risk and cost simultaneously.
A kind of apnea awaking device, including：
Terminal is set, for apnea time threshold value to be arranged and wakes up pressure threshold；
Respiration transducer is affixed on patient, whether has breathing in the apnea time for detecting patient；It is described to exhale
The operation principle for inhaling sensor is to experience newborn respiration frequency and be converted into the electric signal that microcontroller can identify；
Volume control device, for exporting the gas with default oxygen concentration；The volume control device includes the first control
Valve processed and the second control valve, first control valve are used to control the flow of delivery air, and second control valve is for controlling
Export the flow of oxygen；
Pressure generator, for generating corresponding wake-up pressure according to the flow of the volume control device output gas；
Pressure sensor, the wake-up pressure generated for acquiring the pressure generator in real time；It is described for acquiring in real time
The wake-up pressure that pressure generator generates；The pressure generator is used for the flow according to the volume control device output gas
Corresponding wake-up pressure is generated, the basic principle of the pressure generator includes：The flow of gas with default oxygen concentration with
There is extraneous air certain pressure difference, the pressure difference so that the gas with default oxygen concentration flows through in the pressure generator
Resistance gauge when will produce resistance, the resistance realizes neonatal outer flue positive pressure, i.e., the described wake-up pressure；
Microcontroller, for controlling the stream according to the testing result of the respiration transducer, the wake-up pressure threshold
The flow of amount control device output gas；
Nasal tube is connected at the nostril of patient, and the wake-up pressure for generating the pressure generator is delivered to patient
In respiratory tract.
The apnea time threshold value is set as 10 seconds~30 seconds by the setting terminal in one of the embodiments,.
The wake-up pressure threshold is set as 3cmH by the setting terminal in one of the embodiments,2O~
30cmH2O。
The pressure generator and the nasal tube are in integrated design or discrete design in one of the embodiments,.
Apnea time threshold value and wake-up pressure threshold is arranged by the way that terminal is arranged in above-mentioned apnea awaking device, and will
Respiration transducer is affixed on patient whether detection patient has breathing in the apnea time in real time, if it is not, can be by micro-
Controller controls the flow that volume control device output has the gas of default oxygen concentration according to the wake-up pressure threshold in time
It wakes up pressure to generate and is delivered in patients with respiratory tract, influenced in this way by human factor smaller, reduce clinical risk；Separately
Outside, it is not necessarily to use the attachmentes such as electrocardio electrode plate and blood oxygen probe here, it is at low cost.
Description of the drawings
Fig. 1 is apnea awaking apparatus structure schematic diagram in an embodiment；
Fig. 2 is the interface schematic diagram that terminal is arranged；
Fig. 3 is the principle schematic of pressure generator；
Fig. 4 is the flow chart of apnea awaking method in an embodiment.
Specific implementation mode
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with the accompanying drawings to the present invention
Specific implementation mode be described in detail.Many details are elaborated in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case of violating intension of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
Pressure mentioned in the present invention each means the pressure in engineering science, i.e. pressure.
Fig. 1 is please referred to, is apnea awaking apparatus structure schematic diagram in an embodiment.The present embodiment is mainly with the breathing
Pause Rouser come applied to newborn for example, certainly this device can be used for other patients, do not correspond to here
Object imposes any restrictions.
The apnea awaking device includes setting terminal 110, microcontroller 120, respiration transducer 130, flow control
Device 140, pressure generator 150, pressure sensor 160 and nasal tube 170.
For setting terminal 110 for apnea time threshold value to be arranged and wakes up pressure threshold, the interface after setting is as shown in Figure 2.
In the present embodiment, the apnea time threshold value is 20 seconds, and the wake-up pressure threshold is 5cmH2O.It is appreciated that at other
In embodiment, the apnea time threshold value is set as 10 seconds~30 seconds by the way that terminal 110 is arranged, and the wake-up pressure threshold passes through
Setting terminal 110 is set as 3cmH2O~30cmH2O is not limited strictly here.
Respiration transducer 130 is affixed on newborn's abdomen, whether has breathing in the apnea time for detecting newborn.
The operation principle of respiration transducer 130 is to experience newborn respiration frequency and be converted into the telecommunications that microcontroller 120 can identify
Number.It is appreciated that in other embodiments, respiration transducer 130 can also be affixed on to the breathings such as neonatal heart, neck letter
On number stronger body part, do not limit strictly here.
Volume control device 140 is used to export the gas with default oxygen concentration.In the present embodiment, volume control device
140 include the first control valve and the second control valve, and first control valve is used to control the flow of delivery air, second control
Valve processed is used to control the flow of output oxygen.The gas of default oxygen concentration can be obtained after oxygen and air progress certain proportion mixing
Body.
Pressure generator 150 is used to generate corresponding wake-up pressure according to the flow of 140 output gas of volume control device,
The basic principle figure of pressure generator 150 is as shown in Figure 3.The flow of gas with default oxygen concentration has with extraneous air
Certain pressure difference, this pressure difference to produce when the resistance gauge in the gas stream overvoltage forcer 150 with default oxygen concentration
Raw resistance, this resistance realize neonatal outer flue positive pressure, i.e., the described wake-up pressure.
Microcontroller 120 is used for the testing result according to respiration transducer 130, the wake-up pressure threshold controls flow control
The output of device 140 processed has the flow of the gas of default oxygen concentration.
If respiration transducer 130 detects that patient breathes no more, will control the output of volume control device 140 has in advance
If the flow of the gas of oxygen concentration simultaneously generates wake-up pressure by pressure generator 150.Pressure sensor 160 for acquiring in real time
Pressure generator 150 generate wake-up pressure, such microcontroller 120 can monitoring pressure in real time generator 150 generate
Wake up pressure：
If waking up pressure is less than the wake-up pressure threshold, microcontroller 120 tunes up the output of volume control device 140
The flow of gas；If waking up pressure is more than the wake-up pressure threshold, it is defeated that microcontroller 120 turns volume control device 140 down
The flow of the gas gone out；Stop adjusting the uninterrupted of gas if waking up pressure and being equal to the wake-up pressure threshold.
Nasal tube 170 is connected at neonatal nostril, and the wake-up pressure for generating pressure generator 150 is delivered to newly
In raw youngster's respiratory tract.In the present embodiment, nasal tube 170 is connected on pressure generator 150.It is appreciated that in other embodiment
In, pressure generator 150 and nasal tube 170 can be in integrated design or discrete design.Nasal tube 170 is silica gel material.In addition,
In other embodiment, one end that nasal tube 170 is connect with newborn can be designed as nasal obstruction or nose cup.
A kind of apnea awaking method is also provided, Fig. 4 is specifically please referred to, the apnea awaking method specifically include with
Lower step：
Step S110：Apnea time threshold value is set and wakes up pressure threshold.
Apnea time is apnea neonatorum duration, if not detecting that newborn has in apnea time
Autonomous respiration, then it is assumed that apnea neonatorum, the parameter can according to the experience and newborn babies of clinical staff,
It is adjusted between 10 seconds to 30 seconds ranges.In the present embodiment, the apnea time threshold value is 20 seconds.
It wakes up pressure to export to a kind of neonatal outer flue positive pressure for machine after apnea neonatorum, wakes up pressure
The Positive Airway Pressure more lasting than newborn is big.It stimulates newborn's upper respiratory tract to reach by external this higher Positive Airway Pressure to exhale
The effect that pause wakes up is inhaled, which can be according to the experience and newborn babies of clinical staff, in 3cmH2O~
30cmH2It is adjusted between the range of O.In the present embodiment, the wake-up pressure threshold is 5cmH2O。
Step S120：Respiration transducer is affixed on patient to detect whether patient exhales in the apnea time
It inhales.
In the present embodiment, newborn is mainly detected in such a way that respiration transducer is affixed on neonatal abdomen in institute
Whether state in apnea time has breathing.The operation principle of respiration transducer is to experience newborn respiration frequency and be converted into microcontroller
The electric signal that device can identify.It is appreciated that in other embodiments, respiration transducer can also be affixed on to the neonatal heart
The stronger body part of the breath signals such as dirty, neck, does not limit strictly here.
Whether detection newborn has breathing in the apnea time, if so, return to step S120 continues to detect, if
It is no, then follow the steps S130.
Step S130：Volume control device output is controlled with default according to the wake-up pressure threshold by microcontroller
The flow of the gas of oxygen concentration simultaneously generates wake-up pressure by pressure generator.
In the present embodiment, step S130 includes the following steps：
Flow and the control flow control of the first control valve delivery air of volume control device are controlled by microcontroller
The flow of the second control valve output oxygen of device is to form the gas with default oxygen concentration；
The wake-up for acquiring and having described in monitoring in real time the flow of the gas of default oxygen concentration to be generated by pressure generator
Pressure；
Judge whether the wake-up pressure is equal to the wake-up pressure threshold, if it is not, being generated according to the pressure generator
Wake-up pressure the flow of the gas with default oxygen concentration is adjusted with the comparing result for waking up pressure threshold, if
It is the flow for stopping adjusting the gas with default oxygen concentration.
Wherein, the wake-up pressure generated according to the pressure generator is adjusted with the comparing result for waking up pressure threshold
It is described that there is the flow of the gas of default oxygen concentration to be specially：If waking up pressure is less than the wake-up pressure threshold, microcontroller
Device 120 tunes up the flow of the gas of the output of volume control device 140；If waking up pressure is more than the wake-up pressure threshold, micro-
Controller 120 turns the flow of the gas of the output of volume control device 140 down.
Here the gas with default oxygen concentration is mainly by real after oxygen and the progress certain proportion mixing of air air source
It is existing.
Step S140：The wake-up pressure is delivered to by nasal tube in patients with respiratory tract.
Here during wake-up pressure is delivered in neonatal respiratory tract, neonatal respiratory tract can be stimulated, to reach
The effect of newborn's alveolar is waken up and extended to asphyxia.
Further, further include the steps that adjusting the wake-up pressure threshold after step s 140.Because each newborn
The case where youngster, is all different.If medical staff has found that the wake-up pressure threshold being arranged at first is not optimum value, can be real
When the wake-up pressure threshold is adjusted in a certain range.
The operation principle of apnea awaking device is illustrated referring to Fig. 1：
Respiration transducer 130 is affixed on newborn's abdomen by medical staff, and when asphyxia is arranged by the way that terminal 110 is arranged simultaneously
Between threshold value and wake up pressure threshold, microcontroller 120 detects neonatal breath state by respiration transducer 130, works as breathing
Sensor 130 does not detect that neonatal autonomous respiration, microcontroller 120 can then control flow control dress in apnea time
It sets 140 the first control valve and the second control valve exports oxygen and air to form the gas with default oxygen concentration, institute respectively
It states after the gas with default oxygen concentration reaches pressure generator 150 and will produce a kind of Positive Airway Pressure (waking up pressure), the gas
Road positive pressure, which is delivered to by nasal tube 170 in neonatal respiratory tract internal procedure, can stimulate neonatal respiratory tract, to reach asphyxia
Wake up and extend the effect of newborn's alveolar.
Apnea time threshold value and wake-up pressure threshold is arranged by the way that terminal is arranged in above-mentioned apnea awaking device and method
Value, and respiration transducer is affixed on patient in real time whether detection patient has breathing in the apnea time, if it is not, energy
Controlling volume control device output in time according to the wake-up pressure threshold by microcontroller has the gas of default oxygen concentration
Flow wake up pressure to generate and be delivered in patients with respiratory tract, influenced in this way by human factor smaller, reduce clinical wind
Danger；In addition, be not necessarily to use the attachmentes such as electrocardio electrode plate and blood oxygen probe here, it is at low cost.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (4)
1. a kind of apnea awaking device, which is characterized in that including：
Terminal is set, for apnea time threshold value to be arranged and wakes up pressure threshold；
Respiration transducer is affixed on patient, whether has breathing in the apnea time for detecting patient；The breathing passes
The operation principle of sensor is to experience newborn respiration frequency and be converted into the electric signal that microcontroller can identify；
Volume control device, for exporting the gas with default oxygen concentration；The volume control device includes the first control valve
With the second control valve, first control valve is used to control the flow of delivery air, and second control valve is exported for controlling
The flow of oxygen；
Pressure generator, for generating corresponding wake-up pressure according to the flow of the volume control device output gas；
Pressure sensor, the wake-up pressure generated for acquiring the pressure generator in real time；The pressure generator is used for root
Corresponding wake-up pressure, the basic principle packet of the pressure generator are generated according to the flow of the volume control device output gas
It includes：With extraneous air with certain pressure difference, the pressure difference to have default the flow of gas with default oxygen concentration
The gas of oxygen concentration will produce resistance when flowing through the resistance gauge in the pressure generator, the resistance realizes neonatal outer
Portion's Positive Airway Pressure, i.e., the described wake-up pressure；
Microcontroller, for controlling the flow control according to the testing result of the respiration transducer, the wake-up pressure threshold
The flow of device output gas processed；
Nasal tube is connected at the nostril of patient, and the wake-up pressure for generating the pressure generator is delivered to patient respiratory
In road.
2. apnea awaking device according to claim 1, which is characterized in that the apnea time threshold value passes through described
Setting terminal is set as 10 seconds~30 seconds.
3. apnea awaking device according to claim 1, which is characterized in that the wake-up pressure threshold passes through described
Setting terminal is set as 3cmH2O~30cmH2O。
4. apnea awaking device according to claim 1, which is characterized in that the pressure generator and the nasal tube
In integrated design or discrete design.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510179288.8A CN104800949B (en) | 2015-04-15 | 2015-04-15 | A kind of apnea awaking device |
| PCT/CN2015/099940 WO2016165401A1 (en) | 2015-04-15 | 2015-12-30 | Apnoea awakening device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510179288.8A CN104800949B (en) | 2015-04-15 | 2015-04-15 | A kind of apnea awaking device |
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| CN104800949A CN104800949A (en) | 2015-07-29 |
| CN104800949B true CN104800949B (en) | 2018-08-03 |
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| CN201510179288.8A Active CN104800949B (en) | 2015-04-15 | 2015-04-15 | A kind of apnea awaking device |
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| CN (1) | CN104800949B (en) |
| WO (1) | WO2016165401A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104800949B (en) * | 2015-04-15 | 2018-08-03 | 深圳市科曼医疗设备有限公司 | A kind of apnea awaking device |
| CN105796270A (en) * | 2016-05-09 | 2016-07-27 | 深圳市科曼医疗设备有限公司 | Infant incubator |
| CN106595944A (en) * | 2016-12-16 | 2017-04-26 | 深圳市美好创亿医疗科技有限公司 | Breathing product test method and terminal |
| CN107736881A (en) * | 2017-11-10 | 2018-02-27 | 无锡七百二十度科技有限公司 | A kind of critically ill patient apnea rescue method based on Internet of Things |
| CN111694382A (en) * | 2019-03-15 | 2020-09-22 | 欧姆龙健康医疗(中国)有限公司 | Air supply concentration adjusting method, air supply concentration adjusting system and oxygen generator |
| CN114082069A (en) * | 2021-11-16 | 2022-02-25 | 徐州市中心医院 | Wake-up stimulator |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101340869A (en) * | 2005-12-20 | 2009-01-07 | 皇家飞利浦电子股份有限公司 | System and method for reducing snoring and/or sleep apnea of sleeping person |
| CN103340630A (en) * | 2013-06-18 | 2013-10-09 | 东南大学 | Identification device and identification method for breathe state of bi-level breathing machine |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8616206B2 (en) * | 2006-09-08 | 2013-12-31 | Resmed Limited | Method and apparatus for treating apnea/hypopnea |
| US9022032B2 (en) * | 2011-03-21 | 2015-05-05 | Lawwrence Livermore National Security, LLC | System for controlling apnea |
| CN104800949B (en) * | 2015-04-15 | 2018-08-03 | 深圳市科曼医疗设备有限公司 | A kind of apnea awaking device |
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2015
- 2015-04-15 CN CN201510179288.8A patent/CN104800949B/en active Active
- 2015-12-30 WO PCT/CN2015/099940 patent/WO2016165401A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101340869A (en) * | 2005-12-20 | 2009-01-07 | 皇家飞利浦电子股份有限公司 | System and method for reducing snoring and/or sleep apnea of sleeping person |
| CN103340630A (en) * | 2013-06-18 | 2013-10-09 | 东南大学 | Identification device and identification method for breathe state of bi-level breathing machine |
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| CN104800949A (en) | 2015-07-29 |
| WO2016165401A1 (en) | 2016-10-20 |
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