JP4632143B2 - 信号処理方法及びそれを適用したパルスフォトメータ - Google Patents

信号処理方法及びそれを適用したパルスフォトメータ Download PDF

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JP4632143B2
JP4632143B2 JP2008086627A JP2008086627A JP4632143B2 JP 4632143 B2 JP4632143 B2 JP 4632143B2 JP 2008086627 A JP2008086627 A JP 2008086627A JP 2008086627 A JP2008086627 A JP 2008086627A JP 4632143 B2 JP4632143 B2 JP 4632143B2
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signal
light
component
noise
pulse wave
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JP2008188442A (ja
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和正 伊藤
勝 鎗田
哲也 柴崎
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Nihon Kohden Corp
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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
JP2008086627A 2003-06-30 2008-03-28 信号処理方法及びそれを適用したパルスフォトメータ Active JP4632143B2 (ja)

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JP2003187324 2003-06-30
JP2008086627A JP4632143B2 (ja) 2003-06-30 2008-03-28 信号処理方法及びそれを適用したパルスフォトメータ

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JP4632143B2 true JP4632143B2 (ja) 2011-02-16

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US7025728B2 (en) 2006-04-11

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