CN114209313A - Method for measuring blood oxygen saturation - Google Patents
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- CN114209313A CN114209313A CN202111649478.3A CN202111649478A CN114209313A CN 114209313 A CN114209313 A CN 114209313A CN 202111649478 A CN202111649478 A CN 202111649478A CN 114209313 A CN114209313 A CN 114209313A
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- 210000004369 blood Anatomy 0.000 title claims abstract description 52
- 239000008280 blood Substances 0.000 title claims abstract description 52
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 51
- 239000001301 oxygen Substances 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 19
- 210000003811 finger Anatomy 0.000 claims abstract description 45
- 238000004364 calculation method Methods 0.000 claims abstract description 17
- 230000006855 networking Effects 0.000 claims abstract description 14
- 108010064719 Oxyhemoglobins Proteins 0.000 claims abstract description 11
- 210000003813 thumb Anatomy 0.000 claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 230000010354 integration Effects 0.000 claims description 12
- 238000000354 decomposition reaction Methods 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 2
- 238000002496 oximetry Methods 0.000 claims 2
- 238000012360 testing method Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 description 10
- 108010054147 Hemoglobins Proteins 0.000 description 4
- 102000001554 Hemoglobins Human genes 0.000 description 4
- 101100384865 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) cot-1 gene Proteins 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008081 blood perfusion Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 210000005259 peripheral blood Anatomy 0.000 description 1
- 239000011886 peripheral blood Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
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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
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
- A61B5/02438—Detecting, measuring or recording pulse rate or heart rate with portable devices, e.g. worn by the patient
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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
- A61B5/68—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
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- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
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- Optics & Photonics (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention discloses a method for measuring blood oxygen saturation, which comprises the following steps: the method comprises the following steps: a finger sleeve which can be pressurized is sleeved at the end of the measured finger, and the finger is continuously pressurized to keep a certain congestion state; step two: the finger stall is mounted on the finger in the congestion state, and simultaneously the finger stall is also mounted on the thumb synchronously. Combine multiple data, record oxyhemoglobin saturation numerical value under each state, be used for calculating oxyhemoglobin saturation numerical value under the different states, also record and calculate the numerical value of non-normality, thereby make the test of every turn can compare in historical test has higher more accurate reference value, in addition, upload the calculation through networking module with data, need not to occupy local resource, make equipment can be very small and exquisite, and need not adopt display element, directly pass to terminal equipment through the network and look over, it is nimble convenient.
Description
Technical Field
The invention relates to the technical field of oxyhemoglobin saturation measurement, in particular to a method for measuring oxyhemoglobin saturation.
Background
The blood oxygen saturation (SaO2) is the percentage of the volume of oxygenated hemoglobin bound by oxygen (HbO2) in the blood to the volume of total bindable hemoglobin (Hb), i.e. the concentration of blood oxygen in the blood, which is an important physiological parameter of the respiratory cycle.
By retrieval, chinese patent No. CN112587133A discloses a method for measuring blood oxygen saturation, which improves the accuracy of blood oxygen saturation detection.
Through search, chinese patent No. CN103519826A discloses a reflection type oxyhemoglobin saturation measuring instrument and a measuring method thereof, which can be used for measuring non-peripheral tissue parts, is suitable for continuous dynamic monitoring for a long time, and is not affected by peripheral blood perfusion status.
However, with the development of society and the advancement of medical technology, there are many methods for measuring the blood oxygen saturation level, and the accuracy difference is not large.
The measurement of the blood oxygen saturation is also very related to the current state of a measured person, under a perfect measurement system, the measurement of the blood oxygen saturation cannot be limited to the measurement of a single state, different physical states and different measurement dimensions need to be considered, and the measurement of each measurement of a single user is closer to the real situation of the single user by utilizing the combination of multi-aspect data acquisition and the internet.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a method for measuring the blood oxygen saturation.
In order to achieve the purpose, the invention adopts the following technical scheme:
according to an aspect of the present invention, there is provided a method of measuring blood oxygen saturation, including the steps of:
the method comprises the following steps: a finger sleeve which can be pressurized is sleeved at the end of the measured finger, and the finger is continuously pressurized to keep a certain congestion state;
step two: putting the fingers in a congestion state on a finger sleeve, and simultaneously synchronously putting the finger sleeve on the thumb;
step three: the glove is inserted into the glove by using red light and infrared light, so that the human body is periodically irradiated and feedback is obtained;
step four: converting the optical signal fed back in the third step into a digital signal, and calculating the blood oxygen saturation according to a common calculation method;
step five: recording the heart rate value while calculating in the step four, and recording and packaging the current result matched with the current heart rate;
step six: and (4) decomposing and sorting the packed data in the fourth step, further calculating according to the blood oxygen saturation in different heart rate states, and finally obtaining the closest value and the average value which are recorded as the blood oxygen saturation.
According to another aspect of the present invention, a method for measuring blood oxygen saturation further includes a device for measuring blood oxygen saturation.
The utility model provides a measuring equipment of oxyhemoglobin saturation, includes dactylotheca, a plurality of finger stall and adorns the central device on the finger stall, the inside of central device be equipped with dactylotheca matched with forcing pipe, the forcing pipe is used for tightening up the dactylotheca, the inside of finger stall is equipped with a plurality of luminotrons and sensor.
Further, the light emitting tube emits red light of a wavelength of 600nm and infrared light of 805 nm.
Further, the center device comprises a sensing recording module, a signal conversion module for converting data obtained by the sensor into digital signals, a usage recording module, a data integration module for packaging data of the sensor and practical records, a key data decomposition module for decomposing the integrated data into data required by the integrated data, a blood oxygen calculation module for calculating the blood oxygen saturation degree by using each key data and a networking module, wherein the sensing recording module is respectively connected with the usage recording module and the signal conversion module, the signal conversion module is respectively connected with the data integration module and the blood oxygen calculation module, the usage recording module is respectively connected with the signal conversion module and the data integration module, and the data integration module is connected with the blood oxygen calculation module through the key data decomposition module, the blood oxygen calculating module is connected with the networking module.
Further, the sensing and recording module is used for obtaining the heart rate sensor, the sensor data and the pressurization data of the control finger sleeve.
Furthermore, the networking module is used for connecting each terminal and connecting a network, wherein the terminals are a computer terminal and a mobile phone terminal, and the networking module is used for uploading data to the network for calculation and transmitting results to each terminal for display through the network.
Further, the usage recording module is used for recording raw data which are not converted by the sensor when the usage is started each time, and uploading the raw data to the network.
Compared with the prior art, the invention has the beneficial effects that: combine multiple data, record oxyhemoglobin saturation numerical value under each state, be used for calculating oxyhemoglobin saturation numerical value under the different states, also record and calculate the numerical value of non-normality, thereby make the test of every turn can compare in historical test has higher more accurate reference value, in addition, upload the calculation through networking module with data, need not to occupy local resource, make equipment can be very small and exquisite, and need not adopt display element, directly pass to terminal equipment through the network and look over, it is nimble convenient.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic view of the overall configuration of a blood oxygen saturation measuring apparatus in the present invention;
FIG. 2 is a schematic diagram of the sensor position in the present invention;
fig. 3 is a schematic flow chart of the center device in the present invention.
In the figure: 1. finger stall; 2. a measuring sleeve; 3. a central device; 4. a pressurizing pipe; 5. a light emitting lamp; 6. a sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In an embodiment of the present invention, a method of measuring blood oxygen saturation is provided.
A method of measuring blood oxygen saturation, comprising the steps of:
step S101: a finger sleeve which can be pressurized is sleeved at the end of the measured finger, and the finger is continuously pressurized to keep a certain congestion state;
specifically, the congestion state is maintained for five seconds, the compression depth is 0.3-0.8cm, and the color of the finger tip is changed into red.
Step S103: putting the fingers in a congestion state on a finger sleeve, and simultaneously synchronously putting the finger sleeve on the thumb;
specifically, a finger stall provided with a heart rate sensor is sleeved at the thumb, and the finger stall does not need to be sleeved for pressurization.
Step S105: the glove is inserted into the glove by using red light and infrared light, so that the human body is periodically irradiated and feedback is obtained;
step S107: converting the optical signal fed back in the step S105 into a digital signal, and calculating the blood oxygen saturation degree according to a common calculation method;
step S109: recording heart rate numerical values while calculating in the step S107, and recording and packaging the current result matched with the current heart rate;
step S111: and (4) decomposing and sorting the packed data in the fourth step, further calculating according to the blood oxygen saturation in different heart rate states, and finally obtaining the closest value and the average value which are recorded as the blood oxygen saturation.
In an embodiment of the invention, a device for measuring blood oxygen saturation is also provided.
As shown in fig. 1-2, a measuring device for blood oxygen saturation comprises a finger cot 1, a plurality of measuring cots 2 and a central device 3 mounted on the measuring cots 2, wherein a pressure tube 4 matched with the finger cot 1 is arranged inside the central device 3, the pressure tube 4 is used for tightening the finger cot 1, and a plurality of light-emitting lamps 5 and sensors 6 are arranged inside the measuring cots 2.
It can be seen from the above design that the sensors can be a photoelectric sensor, a heart rate sensor and an electrode sensor with an electrode plate attached to a finger, wherein the photoelectric sensor is used for obtaining photosensitive data of the light emitting lamp 5 in the blood oxygen saturation data measurement; the heart rate sensor is used for obtaining heart rate data; the electrode sensor is used for obtaining electrode data of the electrode plate attaching part and obtaining an oxygen saturation value in the part of blood;
the pressurizing pipe 4 is connected with an air pump through the central device 3, and the air pump is used for inflating to pressurize the finger stall 1, so that the finger stall 1 is tightened.
In a specific embodiment of the present application, the light emitting lamp 5 emits red light of wavelength 620nm and infrared light of wavelength 805 nm.
It should be noted that, because the absorption coefficient of oxyhemoglobin and non-oxyhemoglobin to light with wavelength below 600nm is too large, the method is not suitable for the measurement of blood oxygen saturation, because the method carries out congestion for a certain time, red light with wavelength of 620nm is selected;
in addition, when the wavelength is 805nm, since reduced hemoglobin and oxygenated hemoglobin have the same absorption coefficient and equal absorption points, 805nm wavelength infrared light is selected.
As shown in fig. 3, in a specific embodiment of the present application, the central device includes a sensing recording module, a signal conversion module for converting data obtained by a sensor into digital signals, a usage recording module, a data integration module for packing the sensor data and practical records, a key data decomposition module for decomposing the integrated data into data required by the integrated data, a blood oxygen saturation calculation module for calculating blood oxygen saturation using each key data, and a networking module, wherein the sensing recording module is respectively connected to the usage recording module and the signal conversion module, the signal conversion module is respectively connected to the data integration module and the blood oxygen calculation module, the usage recording module is respectively connected to the signal conversion module and the data integration module, and the data integration module is connected to the blood oxygen calculation module through the key data decomposition module, the blood oxygen calculating module is connected with the networking module.
In a specific embodiment of the present application, the sensing and recording module is configured to obtain heart rate sensor, sensor data, and pressurization data of the control cuff.
In a specific embodiment of the application, the networking module is used for connecting each terminal and connecting a network, wherein the terminals are a computer terminal and a mobile phone terminal, and the networking module is used for uploading data to a network for calculation and transmitting results to each terminal for display through the network.
In a specific embodiment of the present application, the usage recording module is configured to record raw data that is not converted by the sensor each time usage is initiated, and upload the raw data to the network.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto.
Claims (7)
1. A method for measuring blood oxygen saturation, comprising the steps of:
the method comprises the following steps: a finger sleeve which can be pressurized is sleeved at the end of the measured finger, and the finger is continuously pressurized to keep a certain congestion state;
step two: putting the fingers in a congestion state on a finger sleeve, and simultaneously synchronously putting the finger sleeve on the thumb;
step three: the glove is inserted into the glove by using red light and infrared light, so that the human body is periodically irradiated and feedback is obtained;
step four: converting the optical signal fed back in the third step into a digital signal, and calculating the blood oxygen saturation according to a common calculation method;
step five: recording the heart rate value while calculating in the step four, and recording and packaging the current result matched with the current heart rate;
step six: and (4) decomposing and sorting the packed data in the fourth step, further calculating according to the blood oxygen saturation in different heart rate states, and finally obtaining the closest value and the average value which are recorded as the blood oxygen saturation.
2. The measuring equipment for the oxyhemoglobin saturation degree measuring method in claim 1 is characterized by comprising a finger stall, a plurality of finger stalls and a central device arranged on the finger stall, wherein a pressurizing pipe matched with the finger stall is arranged inside the central device and used for tightening the finger stall, and a plurality of light emitting tubes and sensors are arranged inside the finger stall.
3. The apparatus for measuring blood oxygen saturation according to claim 2, wherein said light emitting tube emits red light of a wavelength of 600nm and infrared light of 805 nm.
4. The oximetry device according to claim 3, wherein the central device comprises a sensing recording module, a signal conversion module for converting data obtained by the sensor into digital signals, a usage recording module, a data integration module for packing the sensor data and the practical records, a key data decomposition module for decomposing the integrated data into data required by the integrated data, a blood oxygen calculation module for calculating the oximetry by using each key data, and a networking module, wherein the sensing recording module is respectively connected with the usage recording module and the signal conversion module, the signal conversion module is respectively connected with the data integration module and the blood oxygen calculation module, the usage recording module is respectively connected with the signal conversion module and the data integration module, and the data integration module is connected with the blood oxygen calculation module through the key data decomposition module, the blood oxygen calculating module is connected with the networking module.
5. The device for measuring blood oxygen saturation according to claim 4, wherein the sensing and recording module is used for obtaining heart rate sensor, sensor data and pressurization data of the control finger cot.
6. The device for measuring blood oxygen saturation according to claim 4, wherein the networking module is used for connecting each terminal and connecting a network, wherein the terminals are a computer terminal and a mobile phone terminal, and the networking module is used for uploading data to the network for calculation and transmitting the result to each terminal for display through the network.
7. The apparatus for measuring blood oxygen saturation according to claim 4, wherein said usage recording module is used for recording raw data of sensor which is not converted every time the usage is started and uploading the raw data to the network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111649478.3A CN114209313A (en) | 2021-12-30 | 2021-12-30 | Method for measuring blood oxygen saturation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111649478.3A CN114209313A (en) | 2021-12-30 | 2021-12-30 | Method for measuring blood oxygen saturation |
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| CN114209313A true CN114209313A (en) | 2022-03-22 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102512139A (en) * | 2011-11-29 | 2012-06-27 | 乔德才 | Maximal oxygen uptake testing and evaluating apparatus |
| CN202636951U (en) * | 2011-12-31 | 2013-01-02 | 北京超思电子技术有限责任公司 | Blood oxygen measuring instrument |
| CN103338695A (en) * | 2010-12-23 | 2013-10-02 | 德雷格医疗系统股份有限公司 | Device and method for combined continuous non-invasive measurement of blood pressure and pulse oximetry (SpO2) |
| CN104207788A (en) * | 2014-09-03 | 2014-12-17 | 中山御元电子科技有限公司 | Portable blood oxygen detecting and monitoring system and using method thereof |
| CN205568938U (en) * | 2016-01-04 | 2016-09-14 | 深圳市洛书和科技发展有限公司 | There is not health of wound comprehensive testing system based on body surface |
| CN106236105A (en) * | 2016-08-31 | 2016-12-21 | 成都云卫康医疗科技有限公司 | A kind of portable Oximetry system |
| KR20170008439A (en) * | 2015-07-14 | 2017-01-24 | 원광대학교산학협력단 | Oxygen saturation measuring apparatus |
-
2021
- 2021-12-30 CN CN202111649478.3A patent/CN114209313A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103338695A (en) * | 2010-12-23 | 2013-10-02 | 德雷格医疗系统股份有限公司 | Device and method for combined continuous non-invasive measurement of blood pressure and pulse oximetry (SpO2) |
| CN102512139A (en) * | 2011-11-29 | 2012-06-27 | 乔德才 | Maximal oxygen uptake testing and evaluating apparatus |
| CN202636951U (en) * | 2011-12-31 | 2013-01-02 | 北京超思电子技术有限责任公司 | Blood oxygen measuring instrument |
| CN104207788A (en) * | 2014-09-03 | 2014-12-17 | 中山御元电子科技有限公司 | Portable blood oxygen detecting and monitoring system and using method thereof |
| KR20170008439A (en) * | 2015-07-14 | 2017-01-24 | 원광대학교산학협력단 | Oxygen saturation measuring apparatus |
| CN205568938U (en) * | 2016-01-04 | 2016-09-14 | 深圳市洛书和科技发展有限公司 | There is not health of wound comprehensive testing system based on body surface |
| CN106236105A (en) * | 2016-08-31 | 2016-12-21 | 成都云卫康医疗科技有限公司 | A kind of portable Oximetry system |
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Application publication date: 20220322 |