WO2001024845A3 - Method and apparatus for non-invasive continuous determination of physiological parameters of a patient's blood - Google Patents
Method and apparatus for non-invasive continuous determination of physiological parameters of a patient's blood Download PDFInfo
- Publication number
- WO2001024845A3 WO2001024845A3 PCT/US2000/027654 US0027654W WO0124845A3 WO 2001024845 A3 WO2001024845 A3 WO 2001024845A3 US 0027654 W US0027654 W US 0027654W WO 0124845 A3 WO0124845 A3 WO 0124845A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- patient
- blood
- heart
- probe
- absorbance
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6825—Hand
- A61B5/6826—Finger
-
- 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
- A61B5/02028—Determining haemodynamic parameters not otherwise provided for, e.g. cardiac contractility or left ventricular ejection fraction
-
- 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
- A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
-
- 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
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/02108—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics
- A61B5/02125—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics of pulse wave propagation time
-
- 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
- A61B5/0285—Measuring or recording phase velocity of blood waves
-
- 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
- A61B5/14552—Details of sensors specially adapted therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/683—Means for maintaining contact with the body
- A61B5/6838—Clamps or clips
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/02—Operational features
- A61B2560/0242—Operational features adapted to measure environmental factors, e.g. temperature, pollution
- A61B2560/0247—Operational features adapted to measure environmental factors, e.g. temperature, pollution for compensation or correction of the measured physiological value
- A61B2560/0261—Operational features adapted to measure environmental factors, e.g. temperature, pollution for compensation or correction of the measured physiological value using hydrostatic pressure
-
- 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
- A61B5/021—Measuring pressure in heart or blood vessels
-
- 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
- A61B5/029—Measuring or recording blood output from the heart, e.g. minute volume
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
Abstract
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002388033A CA2388033A1 (en) | 1999-10-07 | 2000-10-06 | Device and method for noninvasive continuous determination of physiologic characteristics |
NZ518142A NZ518142A (en) | 1999-10-07 | 2000-10-06 | Optical determination of blood characteristics accounting for heart/limb relative height |
MXPA02003412A MXPA02003412A (en) | 1999-10-07 | 2000-10-06 | Method and apparatus for non invasive continuous determination of physiological parameters of a patient s blood. |
EP00970621A EP1233697A4 (en) | 1999-10-07 | 2000-10-06 | Device and method for noninvasive continuous determination of physiologic characteristics |
AU79973/00A AU766952B2 (en) | 1999-10-07 | 2000-10-06 | Device and method for noninvasive continuous determination of physiologic characteristics |
JP2001527844A JP2003511101A (en) | 1999-10-07 | 2000-10-06 | Apparatus and method for continuous non-invasive determination of physiological properties |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15809799P | 1999-10-07 | 1999-10-07 | |
US60/158,097 | 1999-10-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2001024845A2 WO2001024845A2 (en) | 2001-04-12 |
WO2001024845A3 true WO2001024845A3 (en) | 2001-06-07 |
Family
ID=22566675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2000/027654 WO2001024845A2 (en) | 1999-10-07 | 2000-10-06 | Method and apparatus for non-invasive continuous determination of physiological parameters of a patient's blood |
Country Status (8)
Country | Link |
---|---|
US (3) | US6537225B1 (en) |
EP (1) | EP1233697A4 (en) |
JP (1) | JP2003511101A (en) |
AU (1) | AU766952B2 (en) |
CA (1) | CA2388033A1 (en) |
MX (1) | MXPA02003412A (en) |
NZ (1) | NZ518142A (en) |
WO (1) | WO2001024845A2 (en) |
Families Citing this family (283)
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- 2000-10-06 EP EP00970621A patent/EP1233697A4/en not_active Withdrawn
- 2000-10-06 JP JP2001527844A patent/JP2003511101A/en active Pending
- 2000-10-06 MX MXPA02003412A patent/MXPA02003412A/en active IP Right Grant
- 2000-10-06 US US09/684,104 patent/US6537225B1/en not_active Expired - Fee Related
- 2000-10-06 WO PCT/US2000/027654 patent/WO2001024845A2/en active IP Right Grant
- 2000-10-06 AU AU79973/00A patent/AU766952B2/en not_active Ceased
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Also Published As
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US6719705B2 (en) | 2004-04-13 |
US6537225B1 (en) | 2003-03-25 |
US20050131306A9 (en) | 2005-06-16 |
US20040162493A1 (en) | 2004-08-19 |
EP1233697A4 (en) | 2005-06-22 |
EP1233697A2 (en) | 2002-08-28 |
AU766952B2 (en) | 2003-10-30 |
US6921367B2 (en) | 2005-07-26 |
JP2003511101A (en) | 2003-03-25 |
CA2388033A1 (en) | 2001-04-12 |
NZ518142A (en) | 2003-11-28 |
WO2001024845A2 (en) | 2001-04-12 |
US20020188205A1 (en) | 2002-12-12 |
MXPA02003412A (en) | 2004-09-10 |
AU7997300A (en) | 2001-05-10 |
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