ATE464004T1 - Optischer blutflussmesser unter verwendung von selbstmisch-dopplereffekt - Google Patents

Optischer blutflussmesser unter verwendung von selbstmisch-dopplereffekt

Info

Publication number
ATE464004T1
ATE464004T1 AT06727615T AT06727615T ATE464004T1 AT E464004 T1 ATE464004 T1 AT E464004T1 AT 06727615 T AT06727615 T AT 06727615T AT 06727615 T AT06727615 T AT 06727615T AT E464004 T1 ATE464004 T1 AT E464004T1
Authority
AT
Austria
Prior art keywords
tissue
self
blood flow
laser
mixing
Prior art date
Application number
AT06727615T
Other languages
English (en)
Inventor
Cristian Presura
Antonius Akkermans
Carsten Heinks
Marijn Damstra
Daniela Tache
Original Assignee
Koninkl Philips Electronics Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE464004T1 publication Critical patent/ATE464004T1/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/026—Measuring blood flow
    • A61B5/0261—Measuring blood flow using optical means, e.g. infrared light
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7253—Details of waveform analysis characterised by using transforms
    • A61B5/7257—Details of waveform analysis characterised by using transforms using Fourier transforms
AT06727615T 2005-02-10 2006-02-09 Optischer blutflussmesser unter verwendung von selbstmisch-dopplereffekt ATE464004T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP05300108 2005-02-10
PCT/IB2006/050425 WO2006085278A2 (en) 2005-02-10 2006-02-09 Optical blood flow sensor using self-mixing doppler effect

Publications (1)

Publication Number Publication Date
ATE464004T1 true ATE464004T1 (de) 2010-04-15

Family

ID=36659806

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06727615T ATE464004T1 (de) 2005-02-10 2006-02-09 Optischer blutflussmesser unter verwendung von selbstmisch-dopplereffekt

Country Status (6)

Country Link
US (1) US20080188726A1 (de)
EP (1) EP1858404B1 (de)
JP (1) JP4855423B2 (de)
AT (1) ATE464004T1 (de)
DE (1) DE602006013606D1 (de)
WO (1) WO2006085278A2 (de)

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Publication number Priority date Publication date Assignee Title
US9854975B2 (en) * 2006-06-12 2018-01-02 Koninklijke Philips N.V. Skin monitoring device, method of monitoring the skin, monitoring device, method of irradiating the skin, and use of an OLED
US8417307B2 (en) 2007-09-27 2013-04-09 Koninklijke Philips Electronics N.V. Blood oximeter
ITMI20090400A1 (it) * 2009-03-16 2010-09-17 Datamed Srl Metodo di misurazione della velocita' di un fluido e relativa apparecchiatura.
US9357933B2 (en) * 2010-01-19 2016-06-07 Donna Baldwin Continuous, non-invasive, optical blood pressure monitoring system
US9226673B2 (en) 2011-01-10 2016-01-05 East Carolina University Methods, systems and computer program products for non-invasive determination of blood flow distribution using speckle imaging techniques and hemodynamic modeling
US9271658B2 (en) 2011-01-10 2016-03-01 East Carolina University Methods, systems and computer program products for non-invasive determination of blood flow distribution using speckle imaging techniques and hemodynamic modeling
JP2012152493A (ja) * 2011-01-28 2012-08-16 Seiko Epson Corp 脈波信号計測装置、およびプログラム
US9848787B2 (en) 2012-02-07 2017-12-26 Laser Associated Sciences, Inc. Perfusion assessment using transmission laser speckle imaging
CA2963861C (en) 2014-10-14 2023-10-03 East Carolina University Methods, systems and computer program products for visualizing anatomical structures and blood flow and perfusion physiology using imaging techniques
CN107257655B (zh) 2014-10-14 2020-06-16 东卡罗莱娜大学 用于利用从多谱段血液流动和灌注成像获取的信号确定血液动力学状态参数的方法、系统和计算机程序产品
US11553844B2 (en) 2014-10-14 2023-01-17 East Carolina University Methods, systems and computer program products for calculating MetaKG signals for regions having multiple sets of optical characteristics
ES2836849T3 (es) 2014-11-21 2021-06-28 Nokia Technologies Oy Un aparato, procedimiento y programa de ordenador para identificar rasgos biométricos
US10390718B2 (en) 2015-03-20 2019-08-27 East Carolina University Multi-spectral physiologic visualization (MSPV) using laser imaging methods and systems for blood flow and perfusion imaging and quantification in an endoscopic design
US10058256B2 (en) 2015-03-20 2018-08-28 East Carolina University Multi-spectral laser imaging (MSLI) methods and systems for blood flow and perfusion imaging and quantification
US9970955B1 (en) 2015-05-26 2018-05-15 Verily Life Sciences Llc Methods for depth estimation in laser speckle imaging
IL239113A (en) 2015-06-01 2016-12-29 Elbit Systems Land & C4I Ltd A system and method for determining audio characteristics from a body
US10955275B2 (en) 2016-04-20 2021-03-23 Covidien Lp Systems and methods for calibrating and correcting a speckle contrast flowmeter
US10813597B2 (en) 2017-04-14 2020-10-27 The Regents Of The University Of California Non-invasive hemodynamic assessment via interrogation of biological tissue using a coherent light source
US11422638B2 (en) 2019-07-08 2022-08-23 Apple Inc. Input devices that use self-mixing interferometry to determine movement within an enclosure
US11409365B2 (en) * 2019-09-06 2022-08-09 Apple Inc. Self-mixing interferometry-based gesture input system including a wearable or handheld device
US11419546B2 (en) 2019-09-24 2022-08-23 Apple Inc. Wearable self-mixing interferometry device used to sense physiological conditions
EP4309573A1 (de) 2022-07-21 2024-01-24 Sonion Nederland B.V. Bestimmung eines parameters in bezug auf den blutfluss in einem blutdurchströmten teil unter verwendung eines vcsel

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Also Published As

Publication number Publication date
JP2008529645A (ja) 2008-08-07
WO2006085278A3 (en) 2006-11-16
DE602006013606D1 (de) 2010-05-27
JP4855423B2 (ja) 2012-01-18
EP1858404B1 (de) 2010-04-14
US20080188726A1 (en) 2008-08-07
WO2006085278A2 (en) 2006-08-17
EP1858404A2 (de) 2007-11-28

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