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Noninvasive measurement of hematocrit and hemoglobin content by differential optical analysis 원문보기

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • A61B-005/00
출원번호 US-0806144 (1991-12-12)
발명자 / 주소
  • Mendelson Yitzhak (Worcester MA) Wang Yi (Worcester MA) Gross Brian D. (Worcester MA)
출원인 / 주소
  • VivaScan Corporation (Southboro MA 02)
인용정보 피인용 횟수 : 258  인용 특허 : 0

초록

The present invention relates to the noninvasive measurement of blood hematocrit and hemoglobin content using differential optical absorption of two or more wavelengths of light during blood volume changes. The method is also useful for noninvasive measurements of other blood analytes, such as gluco

대표청구항

A noninvasive method of generating a ratio of signals from which measurement of one or more blood parameters in living tissue may be made, comprising the steps of: a) illuminating the tissue with light of a first wavelength l

이 특허를 인용한 특허 (258)

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  208. Hanna, D. Alan; Norris, Mark A., Simultaneous signal attenuation measurements utilizing code division multiplexing.
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  218. Baker, Jr., Clark R.; Campbell, Shannon E., System and method for detection of skin wounds and compartment syndromes.
  219. Kulach, Christopher J., System and method for generating a PPG signal.
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  223. Christopher Kent L., System for monitoring and treating sleep disorders using a transtracheal catheter.
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  256. Chance, Britton, Transcranial examination of the brain.
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