CN105771054A - System for monitoring air tightness of oxygen mask - Google Patents
System for monitoring air tightness of oxygen mask Download PDFInfo
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- CN105771054A CN105771054A CN201610290940.8A CN201610290940A CN105771054A CN 105771054 A CN105771054 A CN 105771054A CN 201610290940 A CN201610290940 A CN 201610290940A CN 105771054 A CN105771054 A CN 105771054A
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- oxygen
- oxygen concentration
- face mask
- concentration sensor
- sensor
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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
- A61M16/06—Respiratory or anaesthetic masks
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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
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
- A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
- A61B5/6803—Head-worn items, e.g. helmets, masks, headphones or goggles
-
- 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
- A61M16/0051—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes with alarm devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
-
- 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
- A61M2205/18—General characteristics of the apparatus with alarm
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3327—Measuring
-
- 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
- A61M2230/00—Measuring parameters of the user
- A61M2230/20—Blood composition characteristics
- A61M2230/205—Blood composition characteristics partial oxygen pressure (P-O2)
Abstract
The invention relates to the technical field of monitoring, in particular to a system for monitoring the air tightness of an oxygen mask. The system comprises an oxygen mask main body, a computer, a first oxygen concentration sensor, a second oxygen concentration sensor, a post-processing circuit and an alarming device. The first oxygen concentration sensor and the second oxygen concentration sensor are connected with the computer through the post-processing circuit, and the alarming device is connected with the computer. The first oxygen concentration sensor is arranged in the oxygen mask main body. The system for monitoring the air tightness of the oxygen mask can effectively monitor oxygen leakage caused by improper mask wearing and mask damage, and can timely send alarms to the wearer or a supervisor, so as to protect life safety of the wearer; in addition, the system can adjust oxygen supply by monitoring the blood oxygen concentration, and has the characteristics of safety and reliability.
Description
Technical field
The invention belongs to monitoring technical field, particularly relate to a kind of oxygen face mask sealing monitoring system.
Background technology
Oxygen face mask provides a method that the oxygen of besoin de respirer can be passed to human lung from storage tank, and main composition parts can be divided into mask body, trachea and gas cylinder three part.Face shield can be divided mainly into medical oxygen face shield, the military oxygen face mask of aviation and airline passengers oxygen face mask.All play an important role in the life security for the treatment of disease, protection passenger and pilot.And oxygen face mask in use can face many problems, including the regulation and control of oxygen concentration, face internal mask pressure controls, toxic emission, dampness removal etc..And in these problems, what come into the picture most is the sealing problem of oxygen face mask, or generically it is stated as whether oxygen face mask leaks gas.The sealing of oxygen face mask is unsuccessfully likely to be caused by many reasons, excessive including self component space, wear improper so that face shield and face occur that gap or face shield are damaged etc..
In the sight needing to carry out fine oxygen-supply operation, need when oxygen face mask seals unsuccessfully to process at once.When carrying out surgical operation, if the oxygen face mask of patient seals unsuccessfully, will there is the decline of vital sign owing to cannot suck sufficient amount of oxygen in patient, and when this situation is found, patient has had been subjected to injury.And for the fighter-pilot carrying out high-altitude flight, the partial pressure of oxygen caused due to height above sea level rising declines, oxygen face mask needs supply concentration to be the pure oxygen of 100%.When owing to war craft acceleration changes rapidly, movement makes to seal failed to oxygen face mask, oxygen will quickly be revealed so that the oxygen concentration in oxygen face mask declines, and causes pilot to lack oxygen and generation aviation accident of fainting.In order to avoid appealing the generation of situation, the life security of protection patient and pilot, it is necessary to one can be monitored oxygen face mask in real time and be sealed situation and wearer's blood oxygen concentration, and sends the monitoring system of alarm in time when oxygen face mask seals unsuccessfully.
The patents such as CN201320462600 " a kind of by the aviation oxygen face mask main body of soft or hard material compound ", CN201320835056 " a kind of anti-gas-leak oxygen face mask ", CN201520390115 " a kind of reinforced oxygen face mask " have been had currently, with respect to oxygen face mask sealing problem.These patents are all that the utilization material to oxygen face mask is transformed or component is innovated and reached the purpose that prevention oxygen face mask sealing is failed, can not find the sealing failure of oxygen face mask in time and send alarm.
Summary of the invention
It is an object of the invention to provide a kind of monitoring system, when finding that oxygen face mask is improper or due to damaged and can send warning in time when causing gas leakage owing to wearing, reminding wearer or care provider to take emergency measures, thus improving the security performance of oxygen face mask.
For achieving the above object, the technical solution used in the present invention is: a kind of oxygen face mask sealing monitoring system, including oxygen face mask main body, computer, also includes the first oxygen concentration sensor, the second oxygen concentration sensor, post processing circuitry and warning devices；Described first oxygen concentration sensor, described second oxygen concentration sensor are connected with described computer by described post processing circuitry, and described warning devices is connected with described computer；Described first oxygen concentration sensor is placed in described oxygen face mask main body.
Further, described first oxygen concentration sensor is the oxygen sensor based on Fluorescence Quenching Principle, and described second oxygen concentration sensor is the earclip type blood oxygen concentration sensor of optically-based measurement.
Further, described post processing circuitry includes the post processing circuitry of the earclip type blood oxygen concentration sensor of post processing circuitry and the optically-based measurement of process processing the oxygen sensor based on Fluorescence Quenching Principle.
Further, described process includes the spectrogrph and photomultiplier tube, voltage current adapter, lock-in amplifier, signal generator and the LED light source that are sequentially connected with based on the post processing circuitry of the oxygen sensor of Fluorescence Quenching Principle；The described oxygen sensor based on Fluorescence Quenching Principle connects described LED light source and described spectrogrph and photomultiplier tube by Y type glass bifurcation fiber；Described computer is connected with described spectrogrph and photomultiplier tube and described lock-in amplifier respectively.
Further, the post processing circuitry of the earclip type blood oxygen concentration sensor of the optically-based measurement of described process includes the transimpedance amplifier, low pass filter and the two-stage amplifier that are sequentially connected with；The earclip type blood oxygen concentration sensor of described optically-based measurement is connected with described transimpedance amplifier；Described two-stage amplifier is connected with described computer.
Further, described warning devices includes loudspeaker and LED.
Further, the described oxygen sensor based on Fluorescence Quenching Principle is for being packaged into 3 mm of thickness, and diameter is the sensor of the thin discs shape of 10 millimeters.
Further, described oxygen face mask main body inside edge is uniformly provided with several described oxygen sensors based on Fluorescence Quenching Principle.
Further, described LED light source is installed on the earclip type blood oxygen concentration sensor of described optically-based measurement.
Further, the earclip type blood oxygen concentration sensor of described optically-based measurement is encapsulated as overall length 60 millimeters, wide 15 millimeters, the clothes peg form of high 10 millimeters；And in use, it is worn on the ear-lobe position of user.
In above-mentioned monitoring system, based on the oxygen sensor of Fluorescence Quenching Principle for being packaged into 3 mm of thickness, diameter is the sensor of the thin discs shape of 10 millimeters, should be uniformly mounted in oxygen face mask main body based on the oxygen sensor of Fluorescence Quenching Principle.Should be based on the operation principle of the oxygen sensor of Fluorescence Quenching Principle, utilize and there is the fluorescent material of Fluorescence-quenching that be subject to excitation light irradiation and send fluorescence simultaneously as touch quencher and occur the degree of Fluorescence-quenching to calculate the concentration of quencher.In this monitoring system, quencher is oxygen, and the physics labelled amount of Fluorescence-quenching degree size is exciting light and have in oxygen situation the phase contrast between exciting light in no oxygen situation.
In above-mentioned monitoring system, the earclip type blood oxygen concentration sensor of optically-based measurement is encapsulated as overall length 60 millimeters, wide 15 millimeters, high 10 millimeters of appearances are the sensor of common clothes peg form, its operation principle is by measuring the oxygen concentration that the ratio of hemoglobin actual content and the hemoglobin total amount being combined in blood of human body obtains in blood with oxygen, this kind of oxygen sensor is based on langbobier law, blood vessel was projected by the two of different wave length kinds of monochromatic light, it is generally HONGGUANG and near infrared light, after being received by photodiode, two groups of pulse wave signals are obtained by post processing circuitry, thus calculating blood oxygen concentration and pulse frequency.
In above-mentioned monitoring system, processing the post processing circuitry operation principle based on the oxygen sensor of Fluorescence Quenching Principle is enter common port through one end of the optical signals Y type glass bifurcation fiber of ovennodulation, red fluorescence is sent by the exciting light of incident illumination based on the fluorescence indicator in the oxygen sensor of Fluorescence Quenching Principle, red fluorescence is in the other end incoming light spectrometer of bifurcated light, and the fluorescence after selection enters photomultiplier tube and is amplified.Due to photomultiplier tube output is current signal, so voltage signal being converted in current signal input voltage and input current transducer, finally being inputted by voltage signal in lock-in amplifier and carrying out PGC demodulation, reads lagging phase shift value.In computer software, this phase-shift value is utilized to calculate oxygen concentration.
In above-mentioned monitoring system, the post processing circuitry operation principle of the earclip type blood oxygen concentration sensor processing optically-based measurement is, LED light source sends the light being perpendicular to ear-lobe, transmission light is accepted to be transferred to current signal by the photodiode after ear-lobe, input transimpedance amplifier is converted to voltage signal and amplifies, and signal is sent into two-stage amplifier after low pass filter and obtains final modulation signal.Computer software can calculate the internal blood oxygen concentration of wearer by this modulation signal.
By contrasting the oxygen concentration that the signal data of above-mentioned two class oxygen sensors draws, if oxygen face mask body interior oxygen pressure reduces suddenly and in wearer's body, blood oxygen concentration also declines accordingly, and warning devices startup sends alarm sound the alarm lamp that glimmers.Then oxygen supply is adjusted to realize being most appropriate to the oxygen supply of present case according to two class oxygen sensor data when oxygen face mask seals not failure.
Beneficial effects of the present invention:
The monitoring system of the present invention uses two kinds of oxygen sensors to measure the blood oxygen concentration of the oxygen concentration in oxygen face mask main body and wearer respectively, judges whether oxygen face mask occurs sealing unsuccessfully and can carrying out oxygen supply adjustment according to the wearer's blood oxygen concentration recorded according to the relation of the two.Reaching a conclusion owing to using the data of two kinds of oxygen sensors to carry out contrast, the present invention has obvious reliability and accuracy.There is fast response time, reproducible feature simultaneously.And after monitoring system show that oxygen face mask seals failed conclusion, the alarm light that will sound the alarm and glimmer reminds wearer or care provider's oxygen face mask to seal unsuccessfully, it is easy to wearer or care provider takes emergency measures immediately, effectively ensure the life security of wearer.If oxygen face mask seals failure, the oxygen supply that can, according to the data point reuse oxygen supply of oxygen sensor, can either realize being most appropriate to again present case it also avoid the waste of oxygen resource.There is simple in construction, easy-to-install feature.
Accompanying drawing explanation
Fig. 1 is the system block diagram of the embodiment of the present invention；
Fig. 2 is the structural representation of the embodiment of the present invention；
Wherein, the military oxygen face mask of 100-, 200-is based on the oxygen sensor of Fluorescence Quenching Principle, 300-post processing circuitry, the earclip type blood oxygen concentration sensor of the optically-based measurement of 400-, 500-warning light, 600 aviation helmets, 700-loudspeaker.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the present invention are described in detail.
Embodiment 1
As it is shown in figure 1, the technical scheme that the present embodiment adopts is as follows: a kind of oxygen face mask sealing monitoring system, including oxygen face mask main body, computer, also include the first oxygen concentration sensor, the second oxygen concentration sensor, post processing circuitry and warning devices；Described first oxygen concentration sensor, described second oxygen concentration sensor are connected with described computer by described post processing circuitry, and described warning devices is connected with described computer；Described first oxygen concentration sensor is placed in described oxygen face mask main body.
In above-mentioned monitoring system, described first oxygen concentration sensor is the oxygen sensor based on Fluorescence Quenching Principle, and described second oxygen concentration sensor is the earclip type blood oxygen concentration sensor of optically-based measurement.Described post processing circuitry includes the post processing circuitry of the earclip type blood oxygen concentration sensor of post processing circuitry and the optically-based measurement of process processing the oxygen sensor based on Fluorescence Quenching Principle.Described process includes the spectrogrph and photomultiplier tube, voltage current adapter, lock-in amplifier, signal generator and the LED light source that are sequentially connected with based on the post processing circuitry of the oxygen sensor of Fluorescence Quenching Principle；The described oxygen sensor based on Fluorescence Quenching Principle connects described LED light source and described spectrogrph and photomultiplier tube by Y type glass bifurcation fiber；Described computer is connected with described spectrogrph and photomultiplier tube and described lock-in amplifier respectively.The post processing circuitry of the earclip type blood oxygen concentration sensor of the optically-based measurement of described process includes the transimpedance amplifier, low pass filter and the two-stage amplifier that are sequentially connected with；The earclip type blood oxygen concentration sensor of described optically-based measurement is connected with described transimpedance amplifier；Described two-stage amplifier is connected with described computer.Described warning devices includes loudspeaker and LED.The described oxygen sensor based on Fluorescence Quenching Principle is for being packaged into 3 mm of thickness, and diameter is the sensor of the thin discs shape of 10 millimeters.Described oxygen face mask main body inside edge is uniformly provided with several described oxygen sensors based on Fluorescence Quenching Principle.Described LED light source is installed on the earclip type blood oxygen concentration sensor of described optically-based measurement.The earclip type blood oxygen concentration sensor of described optically-based measurement is encapsulated as overall length 60 millimeters, wide 15 millimeters, the clothes peg form of high 10 millimeters；And in use, it is worn on the ear-lobe position of user.
The operation principle of the present embodiment 1 is, common port is entered on the one hand through one end of the optical signals Y type glass bifurcation fiber of ovennodulation, red fluorescence is sent by the exciting light of incident illumination based on the fluorescence indicator in the oxygen sensor of Fluorescence Quenching Principle, red fluorescence is in the other end incoming light spectrometer of bifurcated light, and the fluorescence after selection enters photomultiplier tube and is amplified.Due to photomultiplier tube output is current signal, so voltage signal being converted in current signal input voltage and input current transducer, finally being inputted by voltage signal in lock-in amplifier and carrying out PGC demodulation, reads lagging phase shift value.In computer software, this phase-shift value is utilized to calculate the oxygen concentration in face shield.On the other hand, the LED light source being installed on the earclip type blood oxygen concentration sensor of optically-based measurement sends the light being perpendicular to ear-lobe, transmission light is accepted to be transferred to current signal by the photodiode after ear-lobe, input transimpedance amplifier is converted to voltage signal and amplifies, and signal is sent into two-stage amplifier after low pass filter and obtains final modulation signal.Computer software calculates the internal blood oxygen concentration of wearer by this modulation signal.Hereafter, oxygen concentration and blood oxygen concentration in wearer's body in computer software contrast face shield, if face masks oxygen pressure reduces suddenly and in wearer's body, blood oxygen concentration also declines accordingly, warning devices startup sends alarm sound the alarm lamp that glimmers, and reminds wearer or care provider takes emergency measures.
Embodiment 2
As in figure 2 it is shown, be a kind of oxygen face mask provided by the invention seal condition monitoring system embodiment, including oxygen face mask main body, computer, also include the first oxygen concentration sensor, the second oxygen concentration sensor, post processing circuitry and warning devices；Described first oxygen concentration sensor, described second oxygen concentration sensor are connected with described computer by described post processing circuitry, and described warning devices is connected with described computer；Described first oxygen concentration sensor is placed in described oxygen face mask main body.
In Fig. 2, the military oxygen face mask 100 that China fighter-pilot uses, first oxygen concentration sensor adopts the oxygen sensor 200 based on Fluorescence Quenching Principle, post processing circuitry 300, second oxygen concentration sensor adopts the earclip type blood oxygen concentration sensor 400 of optically-based measurement, and warning devices adopts alarm lamp 500 and loudspeaker 700；Aviation helmet 600 is worn on outside military oxygen face mask 100.
Several oxygen sensors 200 based on Fluorescence Quenching Principle are uniformly installed near mask rim in the inside of military oxygen face mask 100, post processing circuitry 300 is connected with the oxygen sensor 200 based on Fluorescence Quenching Principle with the earclip type blood oxygen concentration sensor 400 of optically-based measurement by special holding wire, the holding wire type of the concrete length of holding wire, shape and selection is determined on a case-by-case basis.The earclip type blood oxygen concentration sensor 400 of optically-based measurement is clipped in the ear pendant seat of oneself by pilot when flight, and worn aviation helmet 600, post processing circuitry 300 will be analyzed in real time by the data measured with the earclip type blood oxygen concentration sensor 400 of optically-based measurement based on the oxygen sensor 200 of Fluorescence Quenching Principle in-flight.Measure the internal oxygen concentration of military oxygen face mask 100 when the oxygen sensor 200 based on Fluorescence Quenching Principle to decline suddenly, and the earclip type blood oxygen concentration sensor 400 of optically-based measurement also measures blood oxygen concentration in pilot's body when declining accordingly, loudspeaker 700 will be used to sound the alarm, and the alarm lamp 500 that glimmers reminds pilot that oxygen face mask seals unsuccessfully.And oxygen face mask is when sealing failure, the post processing circuitry 300 data point reuse oxygen supply according to the oxygen sensor 200 based on Fluorescence Quenching Principle, the oxygen supply that can either realize being most appropriate to present case it also avoid the waste of oxygen resource.
A kind of oxygen face mask sealing monitoring system that embodiment 2 provides has simple in construction, easy-to-install feature.And based on the oxygen sensor of Fluorescence Quenching Principle and the earclip type blood oxygen concentration sensor of optically-based measurement, all there is fast response time, reproducible feature.Using a kind of oxygen face mask that the present embodiment 2 provides to seal condition monitoring system can remind pilot to take corresponding emergency measure, the life security of effective guarantee pilot when oxygen face mask seals unsuccessfully in time.
It should be appreciated that the part that this specification does not elaborate belongs to prior art.
Although describing the specific embodiment of the present invention above in association with accompanying drawing, but it should be understood by one skilled in the art that these are merely illustrative of, it is possible to these embodiments are made various deformation or amendment, without departing from principles of the invention and essence.The scope of the present invention is only limited by the claims that follow.
Claims (10)
1. an oxygen face mask sealing monitoring system, including oxygen face mask main body, computer, it is characterised in that: also include the first oxygen concentration sensor, the second oxygen concentration sensor, post processing circuitry and warning devices；Described first oxygen concentration sensor, described second oxygen concentration sensor are connected with described computer by described post processing circuitry, and described warning devices is connected with described computer；Described first oxygen concentration sensor is placed in described oxygen face mask main body.
2. oxygen face mask sealing according to claim 1 monitoring system, it is characterized in that: described first oxygen concentration sensor is the oxygen sensor based on Fluorescence Quenching Principle, described second oxygen concentration sensor is the earclip type blood oxygen concentration sensor of optically-based measurement.
3. oxygen face mask sealing according to claim 2 monitoring system, it is characterised in that: described post processing circuitry includes the post processing circuitry of the earclip type blood oxygen concentration sensor of post processing circuitry and the optically-based measurement of process processing the oxygen sensor based on Fluorescence Quenching Principle.
4. oxygen face mask sealing according to claim 3 monitoring system, it is characterised in that: described process includes the spectrogrph and photomultiplier tube, voltage current adapter, lock-in amplifier, signal generator and the LED light source that are sequentially connected with based on the post processing circuitry of the oxygen sensor of Fluorescence Quenching Principle；The described oxygen sensor based on Fluorescence Quenching Principle connects described LED light source and described spectrogrph and photomultiplier tube by Y type glass bifurcation fiber；Described computer is connected with described spectrogrph and photomultiplier tube and described lock-in amplifier respectively.
5. oxygen face mask sealing according to claim 3 monitoring system, it is characterised in that: the post processing circuitry of the earclip type blood oxygen concentration sensor of the optically-based measurement of described process includes the transimpedance amplifier, low pass filter and the two-stage amplifier that are sequentially connected with；The earclip type blood oxygen concentration sensor of described optically-based measurement is connected with described transimpedance amplifier；Described two-stage amplifier is connected with described computer.
6. oxygen face mask sealing according to claim 1 monitoring system, it is characterised in that: described warning devices includes loudspeaker and LED.
7. oxygen face mask sealing according to claim 2 monitoring system, it is characterised in that: the described oxygen sensor based on Fluorescence Quenching Principle is for being packaged into 3 mm of thickness, and diameter is the sensor of the thin discs shape of 10 millimeters.
8. oxygen face mask sealing according to claim 2 monitoring system, it is characterised in that: described oxygen face mask main body inside edge is uniformly provided with several described oxygen sensors based on Fluorescence Quenching Principle.
9. oxygen face mask sealing according to claim 4 monitoring system, it is characterised in that: described LED light source is installed on the earclip type blood oxygen concentration sensor of described optically-based measurement.
10. oxygen face mask sealing according to claim 2 monitoring system, it is characterised in that: the earclip type blood oxygen concentration sensor of described optically-based measurement is encapsulated as overall length 60 millimeters, wide 15 millimeters, the clothes peg form of high 10 millimeters；And in use, it is worn on the ear-lobe position of user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610290940.8A CN105771054A (en) | 2016-05-05 | 2016-05-05 | System for monitoring air tightness of oxygen mask |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610290940.8A CN105771054A (en) | 2016-05-05 | 2016-05-05 | System for monitoring air tightness of oxygen mask |
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| CN105771054A true CN105771054A (en) | 2016-07-20 |
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| CN201610290940.8A Pending CN105771054A (en) | 2016-05-05 | 2016-05-05 | System for monitoring air tightness of oxygen mask |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111012362A (en) * | 2019-12-18 | 2020-04-17 | 航宇救生装备有限公司 | Real-time intelligent monitoring control method for oxygen supply state of pilot |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4905683A (en) * | 1985-03-22 | 1990-03-06 | Dragerwerk Aktiengesellschaft | Respirator mask for positive pressure respirator equipment |
| CN1409646A (en) * | 1999-12-16 | 2003-04-09 | 电脑医师睡眠股份有限公司 | Bio-mask with integral sensors |
| CN102650597A (en) * | 2012-04-28 | 2012-08-29 | 浙江工业大学 | Oxygen sensing film based on fluorescence quenching principle |
| CN103969238A (en) * | 2014-05-21 | 2014-08-06 | 东南大学 | Ultrasensitive oxygen sensor and preparation method thereof |
| CN104208788A (en) * | 2013-06-05 | 2014-12-17 | 北京谊安医疗系统股份有限公司 | Breathing mask and breathing machine with breathing mask |
| CN204543196U (en) * | 2015-02-05 | 2015-08-12 | 西安科技大学 | Mining breathing mask |
| CN105136766A (en) * | 2015-10-16 | 2015-12-09 | 山东省科学院海洋仪器仪表研究所 | Dissolved oxygen measuring method based on fluorescence quenching principle and application |
-
2016
- 2016-05-05 CN CN201610290940.8A patent/CN105771054A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4905683A (en) * | 1985-03-22 | 1990-03-06 | Dragerwerk Aktiengesellschaft | Respirator mask for positive pressure respirator equipment |
| CN1409646A (en) * | 1999-12-16 | 2003-04-09 | 电脑医师睡眠股份有限公司 | Bio-mask with integral sensors |
| CN102650597A (en) * | 2012-04-28 | 2012-08-29 | 浙江工业大学 | Oxygen sensing film based on fluorescence quenching principle |
| CN104208788A (en) * | 2013-06-05 | 2014-12-17 | 北京谊安医疗系统股份有限公司 | Breathing mask and breathing machine with breathing mask |
| CN103969238A (en) * | 2014-05-21 | 2014-08-06 | 东南大学 | Ultrasensitive oxygen sensor and preparation method thereof |
| CN204543196U (en) * | 2015-02-05 | 2015-08-12 | 西安科技大学 | Mining breathing mask |
| CN105136766A (en) * | 2015-10-16 | 2015-12-09 | 山东省科学院海洋仪器仪表研究所 | Dissolved oxygen measuring method based on fluorescence quenching principle and application |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111012362A (en) * | 2019-12-18 | 2020-04-17 | 航宇救生装备有限公司 | Real-time intelligent monitoring control method for oxygen supply state of pilot |
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Application publication date: 20160720 |