CN1331953A - Blood oxygen detecting sensor for newborn baby - Google Patents
Blood oxygen detecting sensor for newborn baby Download PDFInfo
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- CN1331953A CN1331953A CN 01123919 CN01123919A CN1331953A CN 1331953 A CN1331953 A CN 1331953A CN 01123919 CN01123919 CN 01123919 CN 01123919 A CN01123919 A CN 01123919A CN 1331953 A CN1331953 A CN 1331953A
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- Prior art keywords
- blood oxygen
- detecting sensor
- newborn baby
- luminous tube
- oxygen detecting
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Abstract
The blood oxygen detecting sensor as a medical instrument for detecting cerebral blood oxygen has the technological scheme including fixing a double-wavelength light emitting diode and two photosensitive diodes on opaque rubber or plastic cushion with the two photosensitive diodes being in different places 10-40 mm apart from, on the same side of and in the same straight line as the light emitting diode. By means of calculation of the light strength of different wavelengths received in different places and elimination of the effect of surface cerebral tissue, the intracerebral blood oxygen content for doctor to diagnose and treat cerebral anoxic ischemic disease. The sensor may be used in the cerebral blood oxygen detection of newborn body and monitoring of adult blood oxygen.
Description
Technical field
The present invention relates to a kind of medical detecting Instrument, especially a kind of brain blood oxygen detection device.
Background technology
Hypoxic ischemic encephalopathy of newborn HIE (hypoxic ischemic encephalopath) is the severe complication after the asphyxia of newborn, sickness rate height, case fatality rate height, and can produce permanent delayed ischemic neurological deficits, as mental retardation, epilepsy, cerebral palsy, spasm and ataxia etc.In 72 hours puerperal newborn baby oxygen supply situation is carried out continuous monitoring has particular importance to diagnosis, treatment and the prognosis of HIE meaning.But at present also not at the used pick off of newborn baby blood oxygen detection by quantitative instrument.
Chinese invention patent application publication number CN1197112A, open day is on July 8th, 1998, " sensor, method and the instrument that are used for the optics oximeter " disclosed, this application case discloses a kind of pick off, this pick off comprises two point-like optical transmitting sets that place instrument central authorities that abutting one another, coaxially around at least one of optical transmitting set, best two annular sense terminals.This sensor construction complexity, precision and sensitivity is lower, poor stability are not suitable for using in newborn baby blood oxygen detection by quantitative instrument.
Summary of the invention
Task of the present invention is to overcome deficiency of the prior art, provide a kind of simple in structure, be quick on the draw, precision is higher, the blood oxygen detecting sensor for newborn baby of good stability.
In order to solve the problems of the technologies described above, the present invention is luminous tube and two photosensitive tubes that the lighttight liner of softness is provided with one piece of dual wavelength, described two photosensitive tubes all are arranged on a side of luminous tube, and the three is positioned on the straight line, two pieces of photosensitive tubes are different with the distance of luminous tube, and distance range is 10~40mm.
The centre wavelength of the luminous tube of described dual wavelength lays respectively at the 805nm both sides, in the scope from 660nm to 1100nm, preferably is respectively 770nm and 830nm, perhaps is respectively 660nm and 930nm; Described liner is made by rubber or plastics.
The present invention's beneficial effect compared with prior art is: pick off of the present invention simple in structure, be quick on the draw, precision is higher, good stability, can be applicable to newborn baby blood oxygen detection by quantitative and adult tissue oxygenation monitoring instrument in.
Description of drawings
Accompanying drawing is the structural representation of pick off of the present invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail:
In the drawings, the luminous tube 1 of dual wavelength, photosensitive tube 2 and photosensitive tube 4 all are fixed on the liner 3, and the three is arranged in one On the bar straight line, but two pieces of photosensitive tubes 2 and Guan Minguan 4 are different from distance between the luminous tube 1, in order to use safety, Reliably, liner 3 usefulness soft, lighttight material makes such as rubber, plastics etc. The luminous tube 1 of dual wavelength is In the tube core of one piece of luminous tube, be integrated with the semiconductor light-emitting-diode of two kinds of wavelength, in the luminous tube 1 of this dual wavelength Cardiac wave length can adopt and lay respectively at the 805nm both sides, in the scope from 660nm to 1100nm; Also can adopt respectively the position Ruddiness and near infrared light in the 805nm both sides, for example: centre wavelength is 770nm and 830nm; Also can adopt wavelength Two kinds of light that difference is bigger, for example: centre wavelength is 660nm and 930nm. The photosensitive tube 2 of present embodiment and photosensitive Pipe 4 all can adopt PIN photodiode 2CU30, and photosensitive tube 2 is 13mm with the distance of the luminous tube 1 of dual wavelength, Photosensitive tube 4 is 28mm with the distance of the luminous tube 1 of dual wavelength. The using method of sensor of the present invention: at first incite somebody to action this The invention installation of sensors on detecting instrument, connect power line and signal cable line, again with sensor with soft pad 3 Lower surface contact with detected person's cerebral cortex 6; The open detection instrument, the luminous tube 1 of the dual wavelength in the sensor In turn luminous under the effect of drive circuit, the light of two kinds of wavelength is placed respectively apart from dual wavelength through brain tissue 5 is rear The photosensitive tube 2 that luminous tube 1 distance does not wait and photosensitive tube 4 receive, shown in arrow part among the figure. By the detecting instrument meter Calculate the light intensity of two kinds of received wavelength light of two pieces of different photosensitive tubes 2 of distance and photosensitive tube 4, can eliminate the brain table The impact of layer tissue obtains the oxygen content of blood of brain inner tissue, for diagnosis, the treatment to HIE.
Claims (6)
1. blood oxygen detecting sensor for newborn baby, comprise luminous tube, it is characterized in that, the lighttight liner of softness is provided with luminous tube and two photosensitive tubes of one piece of dual wavelength, described two photosensitive tubes all are arranged on a side of luminous tube, and the three is positioned on the straight line, and two pieces of photosensitive tubes are different with the distance of luminous tube, and distance range is 10~40mm.
2. blood oxygen detecting sensor for newborn baby according to claim 1 is characterized in that the centre wavelength of the luminous tube of described dual wavelength lays respectively at the 805nm both sides, in the scope from 660nm to 1100nm.
3. blood oxygen detecting sensor for newborn baby according to claim 1 and 2 is characterized in that the centre wavelength of the luminous tube of described dual wavelength is respectively 770nm and 830nm.
4. blood oxygen detecting sensor for newborn baby according to claim 1 and 2 is characterized in that the centre wavelength of the luminous tube of described dual wavelength is respectively 660nm and 930nm.
5. blood oxygen detecting sensor for newborn baby according to claim 1 is characterized in that described liner is made by rubber.
6. blood oxygen detecting sensor for newborn baby according to claim 1 is characterized in that described liner is made of plastics.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 01123919 CN1331953A (en) | 2001-08-03 | 2001-08-03 | Blood oxygen detecting sensor for newborn baby |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 01123919 CN1331953A (en) | 2001-08-03 | 2001-08-03 | Blood oxygen detecting sensor for newborn baby |
Publications (1)
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CN1331953A true CN1331953A (en) | 2002-01-23 |
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Family Applications (1)
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CN 01123919 Pending CN1331953A (en) | 2001-08-03 | 2001-08-03 | Blood oxygen detecting sensor for newborn baby |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005099564A1 (en) * | 2003-11-14 | 2005-10-27 | Tsinghua University | An apparatus of and method for measuring the parameter of the blood oxygen metabolism in human tissue |
CN100350870C (en) * | 2002-03-21 | 2007-11-28 | 德特克斯-奥米达公司 | Neonatal bootie wrap |
CN100384373C (en) * | 2006-05-30 | 2008-04-30 | 合肥安恒光电有限公司 | Calibrated tester of oximeter |
CN101480339B (en) * | 2009-01-09 | 2010-08-11 | 清华大学深圳研究生院 | Method and system for realizing measurements of various physiological parameters |
CN101396261B (en) * | 2007-09-28 | 2012-02-08 | 株式会社日立制作所 | Sensor |
CN102940495A (en) * | 2012-11-26 | 2013-02-27 | 西安交大辰方科技有限公司 | High sensitivity near-infrared tissue blood oxygen detection sensor probe |
TWI423785B (en) * | 2011-07-26 | 2014-01-21 | Univ Nat Chiao Tung | Physiological signal collection unit and its detector |
CN104382604A (en) * | 2014-12-02 | 2015-03-04 | 重庆名希医疗器械有限公司 | Noninvasive brain blood oxygen parameter measuring method |
CN105163662A (en) * | 2013-02-13 | 2015-12-16 | 米斯比尔生命科学公司 | Method and device for measuring venous blood oxygenation |
-
2001
- 2001-08-03 CN CN 01123919 patent/CN1331953A/en active Pending
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100350870C (en) * | 2002-03-21 | 2007-11-28 | 德特克斯-奥米达公司 | Neonatal bootie wrap |
WO2005099564A1 (en) * | 2003-11-14 | 2005-10-27 | Tsinghua University | An apparatus of and method for measuring the parameter of the blood oxygen metabolism in human tissue |
CN100384373C (en) * | 2006-05-30 | 2008-04-30 | 合肥安恒光电有限公司 | Calibrated tester of oximeter |
CN101396261B (en) * | 2007-09-28 | 2012-02-08 | 株式会社日立制作所 | Sensor |
CN101480339B (en) * | 2009-01-09 | 2010-08-11 | 清华大学深圳研究生院 | Method and system for realizing measurements of various physiological parameters |
TWI423785B (en) * | 2011-07-26 | 2014-01-21 | Univ Nat Chiao Tung | Physiological signal collection unit and its detector |
CN102940495A (en) * | 2012-11-26 | 2013-02-27 | 西安交大辰方科技有限公司 | High sensitivity near-infrared tissue blood oxygen detection sensor probe |
CN102940495B (en) * | 2012-11-26 | 2014-04-23 | 西安交大辰方科技有限公司 | High sensitivity near-infrared tissue blood oxygen detection sensor probe |
CN105163662A (en) * | 2013-02-13 | 2015-12-16 | 米斯比尔生命科学公司 | Method and device for measuring venous blood oxygenation |
CN104382604A (en) * | 2014-12-02 | 2015-03-04 | 重庆名希医疗器械有限公司 | Noninvasive brain blood oxygen parameter measuring method |
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