ATE493064T1 - Implantierbares gewebeperfusions-messsystem - Google Patents
Implantierbares gewebeperfusions-messsystemInfo
- Publication number
- ATE493064T1 ATE493064T1 AT08731003T AT08731003T ATE493064T1 AT E493064 T1 ATE493064 T1 AT E493064T1 AT 08731003 T AT08731003 T AT 08731003T AT 08731003 T AT08731003 T AT 08731003T AT E493064 T1 ATE493064 T1 AT E493064T1
- Authority
- AT
- Austria
- Prior art keywords
- light
- normalization coefficient
- measurement system
- tissue perfusion
- response
- Prior art date
Links
Classifications
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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
- A61B5/1459—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 invasive, e.g. introduced into the body by a catheter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
-
- 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
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
-
- 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
- A61B5/14542—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 for measuring blood gases
-
- 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]
- A61B5/346—Analysis of electrocardiograms
- A61B5/349—Detecting specific parameters of the electrocardiograph cycle
- A61B5/361—Detecting fibrillation
-
- 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]
- A61B5/346—Analysis of electrocardiograms
- A61B5/349—Detecting specific parameters of the electrocardiograph cycle
- A61B5/363—Detecting tachycardia or bradycardia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
- A61N1/39—Heart defibrillators
- A61N1/3925—Monitoring; Protecting
-
- 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
- A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
- A61B5/7207—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts
- A61B5/7214—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts using signal cancellation, e.g. based on input of two identical physiological sensors spaced apart, or based on two signals derived from the same sensor, for different optical wavelengths
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Cardiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Pathology (AREA)
- Medical Informatics (AREA)
- Optics & Photonics (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physiology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Liquid Crystal Substances (AREA)
- Developing Agents For Electrophotography (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US89203307P | 2007-02-28 | 2007-02-28 | |
PCT/US2008/055343 WO2008106609A1 (en) | 2007-02-28 | 2008-02-28 | Implantable tissue perfusion sensing system and method |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE493064T1 true ATE493064T1 (de) | 2011-01-15 |
Family
ID=39406126
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT08730997T ATE493063T1 (de) | 2007-02-28 | 2008-02-28 | Implantierbares gewebeperfusions-messsystem und verfahren |
AT08731007T ATE530111T1 (de) | 2007-02-28 | 2008-02-28 | Implantierbares gewebeperfusions-messsystem und verfahren |
AT08731003T ATE493064T1 (de) | 2007-02-28 | 2008-02-28 | Implantierbares gewebeperfusions-messsystem |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT08730997T ATE493063T1 (de) | 2007-02-28 | 2008-02-28 | Implantierbares gewebeperfusions-messsystem und verfahren |
AT08731007T ATE530111T1 (de) | 2007-02-28 | 2008-02-28 | Implantierbares gewebeperfusions-messsystem und verfahren |
Country Status (5)
Country | Link |
---|---|
US (6) | US8090432B2 (de) |
EP (5) | EP2131727B1 (de) |
AT (3) | ATE493063T1 (de) |
DE (2) | DE602008004224D1 (de) |
WO (5) | WO2008106599A1 (de) |
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2008
- 2008-02-28 WO PCT/US2008/055325 patent/WO2008106599A1/en active Application Filing
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- 2008-02-28 EP EP08731007A patent/EP2131727B1/de active Active
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- 2008-02-28 AT AT08730997T patent/ATE493063T1/de not_active IP Right Cessation
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Also Published As
Publication number | Publication date |
---|---|
EP2131727A1 (de) | 2009-12-16 |
DE602008004225D1 (de) | 2011-02-10 |
US20080208066A1 (en) | 2008-08-28 |
EP2131726A1 (de) | 2009-12-16 |
DE602008004224D1 (de) | 2011-02-10 |
US8170650B2 (en) | 2012-05-01 |
ATE530111T1 (de) | 2011-11-15 |
US8038626B2 (en) | 2011-10-18 |
EP2136700A1 (de) | 2009-12-30 |
US8886465B2 (en) | 2014-11-11 |
US9636059B2 (en) | 2017-05-02 |
WO2008106599A1 (en) | 2008-09-04 |
WO2008106609A1 (en) | 2008-09-04 |
US20130018233A1 (en) | 2013-01-17 |
WO2008106597A1 (en) | 2008-09-04 |
EP2131726B1 (de) | 2010-12-29 |
US8165662B2 (en) | 2012-04-24 |
EP2131724A1 (de) | 2009-12-16 |
WO2008106608A1 (en) | 2008-09-04 |
US20080208021A1 (en) | 2008-08-28 |
ATE493063T1 (de) | 2011-01-15 |
EP2131725B1 (de) | 2010-12-29 |
US20080208020A1 (en) | 2008-08-28 |
US20080208269A1 (en) | 2008-08-28 |
EP2131725A1 (de) | 2009-12-16 |
US20080208067A1 (en) | 2008-08-28 |
EP2131724B1 (de) | 2012-05-16 |
EP2136700B1 (de) | 2012-05-16 |
WO2008106612A1 (en) | 2008-09-04 |
EP2131727B1 (de) | 2011-10-26 |
US8090432B2 (en) | 2012-01-03 |
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