CN203749421U - Noninvasive human body blood oxygen detection device - Google Patents
Noninvasive human body blood oxygen detection device Download PDFInfo
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- CN203749421U CN203749421U CN201420111373.1U CN201420111373U CN203749421U CN 203749421 U CN203749421 U CN 203749421U CN 201420111373 U CN201420111373 U CN 201420111373U CN 203749421 U CN203749421 U CN 203749421U
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- human body
- blood oxygen
- checkout gear
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Abstract
The utility model provides a noninvasive human body blood oxygen detection device which comprises a detection signal transmitter used for transmitting infrared rays or red light for detecting blood oxygen, at least one detection signal receiver used for receiving the infrared rays or the red light after detection, a micro-control unit respectively connected with the detection signal transmitter through signals and the detection signal receivers and used for sending an alarm control signal when received detection values fed back by the detection signal receivers are smaller than a set threshold value and an alarm device connected with the micro-control unit through signals and used for giving an alarm when receiving the alarm control signal. The noninvasive human body blood oxygen detection device has the advantages of being convenient to use, low in cost and stable and reliable in detection data compared with the electroencephalology.
Description
Technical field
This utility model relates to the technical field that blood oxygen detects, and refers more particularly to a kind of noinvasive human body blood oxygen checkout gear.
Background technology
The staff that some are professional, requires the brains will be in the waking state of height in when work.As pilot, driver, the operator of various operation bench etc.If aprosexia when these personnel work, lucidity declines, and will cause great accident, brings huge life, property loss.For fear of above-mentioned loss, people adopt lucidity tester to carry out testing staff, and lucidity measuring instrument is mainly used in motor bus, truck, the driver of high-speed train, the particularly driver of peril of transportation product lorry, monitors their brain lucidity, once brain lucidity declines with regard to alarm, store record, and warning message is sent to command scheduling center, and take appropriate measures, avoid the generation of accident.
Measuring clearheaded degree has various method, and main method has two kinds at present.The one, test brain electricity, in the time there is the θ ripple of 4-8Hz in brain wave, shows that the lucidity of people's brains declines, in sleepy state.The 2nd, the oxygen saturation in test blood, when people is sleepy, when lucidity declines, blood oxygen saturation can decline.Lucidity tester, as the alarm device of safety in production, requires test data reliable and stable, and easy to use, cost is low.
Domestic lucidity measuring instrument at present, the physiological parameter of use is pulse or brain electricity.Pulse transducer is worn inconvenience, and the stability of parameter is bad.The tester cost compare of brain electricity is high, and data processing work amount is large.Present stage also do not have one eaily lucidity measuring instrument detect.
Utility model content
The purpose of this utility model is to provide a kind of noinvasive human body blood oxygen checkout gear, to solve the above-mentioned deficiency of prior art.
The purpose of this utility model is to be achieved through the following technical solutions:
This utility model provides a kind of noinvasive human body blood oxygen checkout gear, and this checkout gear comprises:
Detection signal emitter; For launching the infrared ray or the HONGGUANG that detect blood oxygen;
At least one detection signal receptor, for receiving infrared ray or the HONGGUANG after detection;
Micro-control unit, is connected with described detection signal emitter and described at least one detection signal receptor signal respectively, when the detected value feeding back is less than the threshold value of setting, sends controlling alarm at least one detection signal receptor of described reception;
Alarm device, is connected with described micro-control unit signal, in the time receiving controlling alarm, gives the alarm.
Preferably, described detection signal receptor is connected with the receiving end signal of described micro-control unit after connecting successively filter amplifier, AD converter and data processor.
Preferably, described detection signal emitter is LED lamp.
Preferably, the signal surface of emission of described detection signal emitter is provided with the adhered layer for pasting on skin; The signal receiving plane of described detection signal receptor is provided with the adhered layer for pasting on skin, in the time detecting, described detection signal emitter and described detection signal receptor are all pasted on the same side of human body brain, and described detection signal receptor is for receiving the detection signal reflecting from human body brain.
Preferably, also comprise and detect folder, described detection signal emitter and described detection signal receptor lay respectively at upper double wall and the lower double wall of described detection folder.
Preferably, described alarm device is light alarming device and/or audible alarm unit.
Preferably, also comprise the long-range outfan of wireless data being connected with described micro-control unit signal.
Preferably, also comprise display device, described display device is connected with the long-range output end signal of described wireless data.
The beneficial effects of the utility model are: the noinvasive Human Blood checkout gear that this utility model provides, and easy to use.With the comparison of brain electrical method, cost is low, detects data stabilization reliable.
Brief description of the drawings
With reference to the accompanying drawings this utility model is described in further detail below.
Fig. 1 is the schematic diagram of the noinvasive human body blood oxygen checkout gear described in this utility model embodiment;
Fig. 2 is the schematic diagram that the noinvasive Human Blood checkout gear described in this utility model embodiment adopts diascopy to detect;
Fig. 3 is the schematic diagram that the noinvasive Human Blood checkout gear described in this utility model embodiment adopts bounce technique to detect.
In figure:
1, micro-control unit; 2, detection signal emitter; 3, detection signal receptor; 4, filter amplifier; 5, AD converter; 6, data processor; 7, alarm device; 8, the long-range outfan of wireless data; 9, finger.
Detailed description of the invention
In order to facilitate the detection of noinvasive human body blood oxygen, this utility model embodiment provides a kind of noinvasive human body blood oxygen checkout gear.In the technical solution of the utility model, hinder the blood oxygen saturation in human body by infrared noinvasive, larger simplification detection, the technical solution of the utility model is described with specific embodiment below in conjunction with accompanying drawing.
As shown in Figure 1, Fig. 1 shows the schematic diagram of the noinvasive human body blood oxygen checkout gear that this utility model embodiment provides.
This utility model embodiment provides a kind of noinvasive human body blood oxygen checkout gear, and this noinvasive human body blood oxygen checkout gear comprises:
Detection signal emitter 2; For launching the infrared ray or the HONGGUANG that detect blood oxygen;
At least one detection signal receptor 3, for receiving infrared ray or the HONGGUANG after detection;
Micro-control unit 1, is connected with described detection signal emitter 2 and described at least one detection signal receptor 3 signal respectively, when the detected value feeding back is less than the threshold value of setting, sends controlling alarm at least one detection signal receptor 3 of described reception:
Alarm device 7, is connected with described micro-control unit 1 signal, in the time receiving controlling alarm, gives the alarm.
For the convenient understanding to the application, first the application's principle is described below: human body under different physiological statuss, the metabolism situation difference of each organ-tissue, also just different to the needs of blood flow.The adjusting system that has neural and body fluid in human body, can regulate the activity of heart and each several part blood vessel, thereby meet each organ-tissue needs to blood flow volume under different situations.Enough oxygen is the material base of all vital movements, and fully oxygen intake makes to dissolve in enough oxygen in arterial blood, is vital to the life that maintains us.The disease of many respiratory systems can cause the minimizing of blood oxygen concentration in blood of human body, and serious meeting threatens people's life.The cerebral anoxia in several seconds causes loss of consciousness, as reaches 2-3 minutes and will cause irreversible cell death.
The function of healthy biological tissue is by suitable blood circulation, oxygen to be transported to body to realize.The conveying effect of oxygen realizes by means of hemoglobin, hemoglobin has HbO2 Oxyhemoglobin and two kinds of forms of reduced hemoglobin, the reduced hemoglobin of 1mol is called HbO2 Oxyhemoglobin in conjunction with 4mol oxygen in lung, and HbO2 Oxyhemoglobin is transported to the exchange that realizes the oxygen and carbon dioxide of organizer in blood capillary by tremulous pulse.Reduced hemoglobin is admitted in lung by vein again, completes a circulation.
Blood oxygen saturation accounts for the percentage ratio of whole combinative hemoglobin, the i.e. concentration of blood oxygen in blood with regard to referring to the capacity of HbO2 Oxyhemoglobin in blood.This has shown the oxygen carrying capacity of hemoglobin.Blood oxygen saturation SaO
2.
SaO
2=(HbO
2／(HbO
2+Hb))*100％
Human body blood oxygen saturation noinvasive detects principle: in view of Hb in blood and HbO2 have unique absorption spectrum in HONGGUANG and infrared light district (600-1000nm), thereby make near-infrared and infrared spectrometry become the simple and reliable method of blood constituent in research organization.In red spectral regions (600-700nm), HbO
2differ greatly with the absorptance of Hb, the degree of absorption of light depends on blood oxygen saturation to a great extent; And in infrared spectral region (800-1000nm).HbO
2be more or less the same with the specific absorbance of Hb, the absorption of light has mainly reflected HbO
2total amount with Hb.Therefore, organize and just can infer to the absorbing state of light the oxygen content in blood now by human body.In the time detecting, launch infrared light or red light irradiation in the blood of human body by detection signal emitter 2, infrared light or HONGGUANG are by the HbO in blood
2after absorbing with Hb, the infrared light or the HONGGUANG that receive after being absorbed by detection signal receptor 3, and this HONGGUANG or infrared light are transformed into the signal of telecommunication, feed back to micro-control unit 1, micro-control unit 1 contrasts by the signal of telecommunication after feeding back and the threshold value of setting, in the time that threshold value is less than setting value, gives the alarm, wherein, the threshold value of setting corresponding signal of telecommunication while being health, in the time that the signal of telecommunication detecting is less than the threshold value of setting, illustrates that human body is in waking state not, therefore, give the alarm.The noinvasive Human Blood checkout gear that the present embodiment provides, easy to use, with the comparison of brain electrical method, cost is low, detects data stabilization reliable.
Wherein, give the alarm and undertaken by alarm device 7, this alarm device 7 is connected with micro-control unit 1 signal, when the detected value that at least one the detection signal receptor 3 receiving at micro-control unit 1 feeds back is less than the threshold value of setting, micro-control unit 1 is controlled alarm device 7 and is given the alarm, this alarm device 7 is light alarming device and/or audible alarm unit, in the time of concrete use, can select different alarm device 7 by different situations.
Micro-control unit 1 wherein can be for being 51 single-chip microcomputers, ARM, the control chip that DSP etc. are common.
For the ease of micro-control unit 1 processing signals, described detection signal receptor 3 is connected with the receiving end signal of described micro-control unit 1 after connecting successively filter amplifier 4, AD converter 5 and data processor 6.After filtering, the amplification etc. of amplifier 4, AD converter 5 and data processor 6 are processed after filtering, the signal that is transferred to micro-control unit 1 is stablized more with accurate.
In addition, this checkout gear also comprises the long-range outfan 8 of wireless data being connected with described micro-control unit 1 signal.Thereby the data of detection can be sent in the long-distance monitorng devices such as data processing centre, facilitate the monitoring to testing result.
Better, also comprising display device, described display device is connected with long-range outfan 8 signals of described wireless data.Thereby in the time detecting, can check intuitively the result of detection is how many, make the more detailed of testing result demonstration, convenient understanding reality.
In the time of concrete detection, detection signal emitter 2 and detection signal receptor 3 can detect by different modes, are explained below with specific embodiment.
Embodiment 1
As shown in Figure 2, Fig. 2 shows the schematic diagram that the noinvasive Human Blood checkout gear described in this utility model embodiment adopts diascopy to detect;
This checkout gear also comprises detection folder, and described detection signal emitter 2 and described detection signal receptor 3 lay respectively at upper double wall and the lower double wall of described detection folder.
In the time detecting, detect and be clipped on finger 9, detection signal emitter 2 red-emittings or infrared light see through finger 9, and HONGGUANG or infrared light are through finger 9 rear arrival detection signal receptors 3, and this detection signal receptor 3 is photoelectric sensor.The light receiving is also transformed into the signal of telecommunication, and successively through amplifying, filtering, A/D conversion, sends into micro-control unit 1 and carry out date processing, and the data feedback that test is arrived is to subjects.
Embodiment 2
As shown in Figure 3, Fig. 3 shows the schematic diagram that the noinvasive Human Blood checkout gear described in this utility model embodiment adopts bounce technique to detect.
The signal surface of emission of described detection signal emitter 2 is provided with the adhered layer for pasting on skin; The signal receiving plane of described detection signal receptor 3 is provided with the adhered layer for pasting on skin, in the time detecting, described detection signal emitter 2 and described detection signal receptor 3 are all pasted on the same side of human body brain, and described detection signal receptor 3 is for receiving the detection signal reflecting from human body brain.
In the time detecting, detection signal emitter 2 is attached to forehead off-center place, the LED emission wavelength of detection signal emitter 2 is respectively 730nm and 810nm, now, adopts two detection signal receptors 3 to receive respectively the information from top layer and deep-brain.Facilitate detection.
In addition, can also adopt detection signal emitter 2 and detection signal receptor 3 can be placed in shade or in headband, wear convenient and location, not affect the action of hands.In addition, the detection signal emitter 2 in the present embodiment and detection signal receptor 3 have adopted reflection measurement sensor.
Can find out by above-mentioned two specific embodiments, can measure the oxygen content in human body by different metering systems, easy to detect quick.
The noinvasive blood oxygen checkout gear that this utility model embodiment provides, in the time detecting, specifically comprises the following steps:
Step 1, infrared ray or the HONGGUANG of detection signal emitter transmitting for detection of blood oxygen of passing through;
Step 2, pass through infrared ray or HONGGUANG after the reception of detection signal receptor detects;
Concrete, detection signal emitter and detection signal receptor are all pasted on to the same side of human body brain, and detection signal receptor is for receiving the detection signal reflecting from human body brain.
When step 3, the detected value feeding back at detection signal receptor are less than the threshold value of setting, give the alarm.
Can noinvasive triage measure the oxygen content of human body by said method.
This utility model is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but do any variation in its shape or structure; every have identical with a application or akin technical scheme, within all dropping on protection domain of the present utility model.
Claims (8)
1. a noinvasive human body blood oxygen checkout gear, is characterized in that, comprising:
Detection signal emitter (2); For launching the infrared ray or the HONGGUANG that detect blood oxygen;
At least one detection signal receptor (3), for receiving infrared ray or the HONGGUANG after detection;
Micro-control unit (1), be connected with described detection signal emitter (2) and described at least one detection signal receptor (3) signal respectively, when the detected value feeding back at least one detection signal receptor (3) of described reception is less than the threshold value of setting, send controlling alarm;
Alarm device (7), is connected with described micro-control unit (1) signal, in the time receiving controlling alarm, gives the alarm.
2. noinvasive human body blood oxygen checkout gear as claimed in claim 1, it is characterized in that, described detection signal receptor (3) is connected with the receiving end signal of described micro-control unit (1) after connecting successively filter amplifier (4), AD converter (5) and data processor (6).
3. noinvasive human body blood oxygen checkout gear as claimed in claim 2, is characterized in that, described detection signal emitter (2) is LED lamp.
4. noinvasive human body blood oxygen checkout gear as claimed in claim 1, is characterized in that, the signal surface of emission of described detection signal emitter (2) is provided with the adhered layer for pasting on skin; The signal receiving plane of described detection signal receptor (3) is provided with the adhered layer for pasting on skin, in the time detecting, described detection signal emitter (2) and described detection signal receptor (3) are all pasted on the same side of human body brain, and described detection signal receptor (3) is for receiving the detection signal reflecting from human body brain.
5. noinvasive human body blood oxygen checkout gear as claimed in claim 1, it is characterized in that, also comprise and detect folder, described detection signal emitter (2) and described detection signal receptor (3) lay respectively at upper double wall and the lower double wall of described detection folder.
6. the noinvasive human body blood oxygen checkout gear as described in claim 1-5 any one, is characterized in that, described alarm device (7) is light alarming device and/or audible alarm unit.
7. noinvasive human body blood oxygen checkout gear as claimed in claim 6, is characterized in that, also comprises the long-range outfan of wireless data (8) being connected with described micro-control unit (1) signal.
8. noinvasive human body blood oxygen checkout gear as claimed in claim 7, is characterized in that, also comprises display device, and described display device is connected with the long-range outfan of described wireless data (8) signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420111373.1U CN203749421U (en) | 2014-03-13 | 2014-03-13 | Noninvasive human body blood oxygen detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420111373.1U CN203749421U (en) | 2014-03-13 | 2014-03-13 | Noninvasive human body blood oxygen detection device |
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| CN203749421U true CN203749421U (en) | 2014-08-06 |
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| CN201420111373.1U Expired - Fee Related CN203749421U (en) | 2014-03-13 | 2014-03-13 | Noninvasive human body blood oxygen detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104905798A (en) * | 2014-03-13 | 2015-09-16 | 天津康沃益科技有限公司 | Noninvasive human body blood oxygen detection device and detection method |
| WO2016180201A1 (en) * | 2015-05-14 | 2016-11-17 | 京东方科技集团股份有限公司 | Blood parameter monitoring device and blood parameter monitoring method |
-
2014
- 2014-03-13 CN CN201420111373.1U patent/CN203749421U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104905798A (en) * | 2014-03-13 | 2015-09-16 | 天津康沃益科技有限公司 | Noninvasive human body blood oxygen detection device and detection method |
| WO2016180201A1 (en) * | 2015-05-14 | 2016-11-17 | 京东方科技集团股份有限公司 | Blood parameter monitoring device and blood parameter monitoring method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20190313 |
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| CF01 | Termination of patent right due to non-payment of annual fee |