CN2848112Y - Muscle bleed oxygen content testing probe - Google Patents
Muscle bleed oxygen content testing probe Download PDFInfo
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- CN2848112Y CN2848112Y CN 200520098371 CN200520098371U CN2848112Y CN 2848112 Y CN2848112 Y CN 2848112Y CN 200520098371 CN200520098371 CN 200520098371 CN 200520098371 U CN200520098371 U CN 200520098371U CN 2848112 Y CN2848112 Y CN 2848112Y
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- blood oxygen
- semiconductor light
- oxygen content
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Abstract
The utility model relates to a muscle blood oxygen content testing probe which belongs to a medical appliance and is suitable for testing the muscle blood oxygen content in a human body; the muscle blood oxygen content testing probe overcomes the defects that the muscle blood oxygen content testing probe of the prior art is not portable, and is incapable of being applied to the real-time telemetry for the change of the blood oxygen content of the human body in strenuous motion. The purposes of simple structure, sensitive reaction, high precision and small volume can be achieved. The sensor part of the utility model is integrated on a circuit board together with a signal processing module, a signal transmitting module and an electric power management circuit, and is arranged in a concave housing which is formed by casting flexible material; the bottom face of the housing is fixedly connected with an elastic bandage; a battery is directly installed on the elastic bandage; the sensor part comprises semiconductor light-emitting diodes and silicon batteries with two different kinds of centre wavelengths; the two semiconductor light-emitting diodes cling to each other, and the distance from the semiconductor light-emitting diodes to the silicon batteries is 35 millimeters plus or minus 5 millimeters. The entire system of the utility model is microminiaturized, the capacity of resisting the disturbance of the apparatus is increased, the portability and the stability are increased, and the real-time telemetry is conveniently realized in motion.
Description
Technical field
This utility model belongs to a kind of medical apparatus and instruments, is applicable to the measurement of athlete's flesh blood oxygen of the measurement occasion, particularly strenuous exercise of human body flesh blood oxygen.
Background technology
Chinese patent CN01120276.9 discloses " a kind of muscular blood oxygen detection sensor ", and described pick off comprises semiconductor light-emitting-diode and three photosensitive tubes of two wavelength, its complex structure.Chinese medical apparatus magazine 2003 27 the 3rd phase of volume has been delivered " based on the development of the near-infrared blood oxygen detection of RF wireless data transmission technology ", this article has been introduced the infrared blood oxygen of a kind of wireless portable near detection system, this system has realized microminiaturization and portability on certain degree, its Sensor section comprises the semiconductor light-emitting-diode of three wavelength, light cell, but because its Sensor section and signal processing system, power-supply management system and wireless data transfer module separate, and connect by coaxial cable, hindered athletic motion, therefore be not widely used among the athletic training.
Flesh blood oxygen has reflected metabolism status, keeping ability and the sport potential of muscular tissue.Accurately, noinvasive detection flesh blood oxygen provides requisite means for the research of basic medical research, clinical diagnosis and sports medical science.The athlete moves acutely, and has a large amount of sweat to flow out, and this is why flesh blood oxygen detection never is widely used in the reason among the athletic training.Flesh blood oxygen detection wants to be widely used among the athletic training, must be facing to two technical problems.The first, portable, this requires the simple in structure of flesh blood oxygen detection, at first must simplify on the circuit, substitutes the function of analog circuit with digital processing technology; Secondly necessary low-power consumption can keep more than the flesh blood oxygen detection energy continuous firing several hrs with battery powered.The second, the design of probing shell.At first require probe can be close to human body skin, avoid that extraneous veiling glare enters interferometry in strenuous exercise's process; Secondly, the volume and the quality of probe must be very little, in order to avoid influence athletic motion.
Summary of the invention
This utility model provides a kind of flesh blood oxygen detecting probe, and is not portable to overcome prior art, can not be applied to that real-time telemetry athlete blood oxygen in the strenuous exercise changes deficiency, implementation structure is simple, be quick on the draw, precision height, target that volume is little.
Flesh blood oxygen detecting probe of the present utility model, form by Sensor section, signal processing module, transmitter module, battery and electric power management circuit, it is characterized in that: (1) described Sensor section and signal processing module, transmitter module and electric power management circuit are integrated on the circuit board, be contained in the concavity shell of flexible material pouring molding, fixedly connected with elastic bandage in the shell bottom surface, battery directly is contained on the elastic bandage; (2) Sensor section comprises the semiconductor light-emitting-diode and the silicon cell of two kinds of different centre wavelengths, and two semiconductor light-emitting-diodes abut against together, is 35 ± 5 millimeters apart from the distance of silicon cell; (3) signal processing module comprises AD converter and single-chip microcomputer, and AD converter carries out date processing to the analog electrical signal sampling of silicon cell and by single-chip microcomputer, obtains the digital quantity of the light intensity of two kinds of wavelength, gives transmitter module by microcontroller serial port; (4) electric power management circuit comprises the driving chip and the voltage stabilizing chip of two semiconductor light-emitting-diodes; (5) transmitter module receives data and the modulate emission that single-chip microcomputer brings and goes out.
Described flesh blood oxygen detecting probe, described two semiconductor light-emitting-diodes, its centre wavelength can be 760nm, 850nm respectively; The material that described shell adopts can be black class rubber, black rubber or black silica gel.
In use, the end of elastic bandage is covered with the chemical fibre thread gluing, detection probe directly can be fixed on certain piece muscle of human body.
After the light process human body skin top layer of two kinds of wavelength of this utility model Sensor section semiconductor light-emitting-diode and fatty tissue, the muscular tissue, be placed apart from the about 35 millimeters silicon cell reception of light emitting diode; Silicon cell is converted to analog electrical signal with the optical signal that receives, signal processing module carries out date processing by its AD converter to the analog electrical signal sampling and by single-chip microcomputer, single-chip microcomputer produces 4 pulses in turn, each pulse persistance 0.25 second, constantly the analog quantity of light cell output is carried out AD at four pulse persistances and be converted to corresponding digital quantity, again to the digital quantity integration, integrated value is contained in A respectively, B, C, in four depositors of D, subtract B with A then and obtain the digital quantity that wavelength is the 760nm signal, D subtracts C and obtains the digital quantity that wavelength is the 850nm signal, and the light that promptly obtains two kinds of wavelength is through human body skin top layer and fatty tissue, after the muscular tissue and the digital quantity of the light intensity that is received by silicon cell; Giving wireless transmitter module with this digital quantity by the microcontroller serial port of signal processing module launches; Receive with receiver module in terminal, and give host computer with digital quantity and handle; Host computer can carry out obtaining with difference operation the relative value of blood content and oxygen content to digital quantity, and curve plotting shows that in real time the while can also be adjusted parameter with software, to obtain clean flesh blood oxygen change curve.
It is not portable that this utility model has overcome prior art, can not be applied to the shortcoming that real-time telemetry athlete blood oxygen changes in the strenuous exercise, can be widely used in the athletic athletic training, it substitutes the function of analog circuit with digital processing technology, make circuit reduction, and select for use low-power consumption or little power consumption chip to form necessary circuit, make the flesh blood oxygen detection can be continuous firing under the battery powered tens hours; Simultaneously, design the probing shell shape that meets human engineering, made it be close to the human muscle, prevented that effectively extraneous veiling glare from entering, improved the capacity of resisting disturbance of instrument in strenuous exercise.
Description of drawings
Fig. 1 is the block diagram of system of the present utility model;
Fig. 2 is signal processing flow figure of the present utility model;
Fig. 3 is a vertical section of the present utility model sketch map;
Fig. 4 is a vertical view of the present utility model.
The specific embodiment
As shown in Figure 1, this utility model is made up of Sensor section, signal processing module, transmitter module, battery and electric power management circuit, and Sensor section comprises the semiconductor light-emitting-diode and the silicon cell of two kinds of wavelength; Signal processing module comprises AD converter and single-chip microcomputer; Obtain the digital quantity of the light intensity of two kinds of wavelength through date processing, give wireless transmitter module by microcontroller serial port and launch, receive by receiver module, and give host computer with digital quantity and handle in terminal.
Fig. 2 represents signal processing flow of the present utility model; Silicon cell is converted to analog electrical signal with the optical signal that receives, signal processing module carries out date processing by its AD converter to the analog electrical signal sampling and by single-chip microcomputer, single-chip microcomputer produces 4 pulses in turn, each pulse persistance 0.25 second, constantly the analog quantity of light cell output is carried out AD at four pulse persistances and be converted to corresponding digital quantity, again to the digital quantity integration, integrated value is contained in A respectively, B, C, in four depositors of D, subtract B with A then and obtain the digital quantity that wavelength is the 760nm signal, D subtracts C and obtains the digital quantity that wavelength is the 850nm signal, and the light that promptly obtains two kinds of wavelength is through human body skin top layer and fatty tissue, after the muscular tissue and the digital quantity of the light intensity that is received by silicon cell; Giving wireless transmitter module with this digital quantity by the microcontroller serial port of signal processing module launches.
This utility model structure as shown in Figure 3, it contains light emitting diode 1,2, and its centre wavelength is respectively 760nm and 850nm in the present embodiment, and promptly one is HONGGUANG, one is near infrared light, also can adopt other light emitting diodes of two kinds of different centre wavelengths certainly; It also contains silicon cell 3, and its model is s1227 in the present embodiment.Light emitting diode 1,2 is fixed on circuit board 4 one ends, and silicon cell 3 is fixed on the other end, and the distance between them is about 35 millimeters; Signal processing module 7, electric power management circuit 6 and transmitter module 8 also are integrated on the circuit board 4, signal processing module 7 serves as the control core with low-power scm MSP430, its inner integrated AD converter is to amplifying the back analog signal sampling, and sampled value sends by serial ports; Electric power management circuit 6 contains the driving chip MAX1916 of light emitting diode 1,2, and 3.3V voltage stabilizing chip TPS70348; Wireless data transmission module 8 has adopted the UM series micro power consumption wireless digital transmission module of Hua Aotong, and data and modulate emission that the reception single-chip microcomputer is brought are gone out.Circuit board 4 is contained in the black class rubbery outer cover 5 of pouring molding together with above-mentioned all constituents, the one side of the black class rubbery outer cover 5 contact skins of pouring molding has carried out meeting the design of human engineering, make it be close to the human muscle, prevent that effectively extraneous veiling glare from entering, improved instrument capacity of resisting disturbance at the volley.
Fig. 4 is a vertical view of the present utility model, fixedlys connected with elastic bandage 10 in shell 5 bottom surfaces, and battery 9 directly is contained on the elastic bandage 10, and battery 9 can be rechargeable battery or disposable battery.The end of elastic bandage 10 is covered with the chemical fibre thread gluing, in use, detection probe directly can be fixed on certain piece muscle of human body.
Claims (2)
1. flesh blood oxygen detecting probe, form by Sensor section, signal processing module, transmitter module, battery and electric power management circuit, it is characterized in that: (1) described Sensor section and signal processing module, transmitter module and electric power management circuit are integrated on the circuit board, be contained in the concavity shell of flexible material pouring molding, fixedly connected with elastic bandage in the shell bottom surface, battery directly is contained on the elastic bandage; (2) Sensor section comprises the semiconductor light-emitting-diode and the silicon cell of two kinds of different centre wavelengths, and two semiconductor light-emitting-diodes abut against together, is 35 ± 5 millimeters apart from the distance of silicon cell; (3) signal processing module comprises AD converter and single-chip microcomputer, and AD converter carries out date processing to the analog electrical signal sampling of silicon cell and by single-chip microcomputer, obtains the digital quantity of the light intensity of two kinds of wavelength, gives transmitter module by microcontroller serial port; (4) electric power management circuit comprises the driving chip and the voltage stabilizing chip of two semiconductor light-emitting-diodes; (5) transmitter module receives data and the modulate emission that single-chip microcomputer brings and goes out.
2. flesh blood oxygen detecting probe as claimed in claim 1 is characterized in that: described two semiconductor light-emitting-diodes, and its centre wavelength is respectively 760nm, 850nm; The material that described shell adopts is black class rubber, black rubber or black silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520098371 CN2848112Y (en) | 2005-10-14 | 2005-10-14 | Muscle bleed oxygen content testing probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520098371 CN2848112Y (en) | 2005-10-14 | 2005-10-14 | Muscle bleed oxygen content testing probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2848112Y true CN2848112Y (en) | 2006-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520098371 Expired - Fee Related CN2848112Y (en) | 2005-10-14 | 2005-10-14 | Muscle bleed oxygen content testing probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2848112Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103598885A (en) * | 2013-11-19 | 2014-02-26 | 上海交通大学 | Combined surface myoelectricity and near infrared spectrum acquiring device |
-
2005
- 2005-10-14 CN CN 200520098371 patent/CN2848112Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103598885A (en) * | 2013-11-19 | 2014-02-26 | 上海交通大学 | Combined surface myoelectricity and near infrared spectrum acquiring device |
| CN103598885B (en) * | 2013-11-19 | 2015-10-14 | 上海交通大学 | A kind of surface myoelectric and near infrared spectrum Collect jointly device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |