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Class Information
Number: 600/363
Name: Surgery > Diagnostic testing > Measuring or detecting nonradioactive constituent of body liquid by means placed against or in body throughout test > Perfusion detection
Description: Subject matter wherein means are provided to measure or detect the presence of a gas or of an administered gas or liquid containing an inert gas in a patient"s tissue or vascular system to determine the sufficiency of the amount of gas or liquid in the body in order to make adjustments to the necessary normal needs of the body.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7618376 |
Device for assessing perfusion failure in a patient by measurement of blood flow |
Nov. 17, 2009 |
| 7310548 |
Method of magnetic resonance perfusion imaging |
Dec. 18, 2007 |
| 7215988 |
Sensor for measuring tissue perfusion |
May. 8, 2007 |
| 7097618 |
Devices and methods for detecting and treating inadequate tissue perfusion |
Aug. 29, 2006 |
| 6718055 |
Temporal and spatial correction for perfusion quantification system |
Apr. 6, 2004 |
| 6632183 |
Perfusion sensitive biopsy extractor |
Oct. 14, 2003 |
| 6488623 |
Skin perfusion evaluation apparatus |
Dec. 3, 2002 |
| 6248066 |
Skin perfusion evaluation apparatus |
Jun. 19, 2001 |
| 6183418 |
Process and measuring system for detection of substances emitted or perspired through the skin |
Feb. 6, 2001 |
| 6013029 |
Monitoring the concentration of a substance or a group of substances in a body fluid |
Jan. 11, 2000 |
| 6010455 |
Skin perfusion evaluation apparatus |
Jan. 4, 2000 |
| 5579763 |
Measurement of systemic perfusion |
Dec. 3, 1996 |
| 5551425 |
Potential difference and perfusion pressure catheter |
Sep. 3, 1996 |
| 4848349 |
Substance and method for measuring hepatic blood flow |
Jul. 18, 1989 |
| 4821732 |
Method for monitoring fetal-material circulation time |
Apr. 18, 1989 |
| 4671287 |
Apparatus and method for sustaining vitality of organs of the gastrointestinal tract |
Jun. 9, 1987 |
| 4608990 |
Measuring skin perfusion |
Sep. 2, 1986 |
| 4585007 |
Method for continuously measuring a specified ingredient in a diluted liquid |
Apr. 29, 1986 |
| 4450841 |
Stroke treatment utilizing extravascular circulation of oxygenated synthetic nutrients to treat tissue hypoxic and ischemic disorders |
May. 29, 1984 |
| 4445515 |
Apparatus for performing tissue perfusion measurements |
May. 1, 1984 |
| 4445514 |
Extravascular circulation of oxygenated synthetic nutrients to treat tissue hypoxic and ischemic disorders |
May. 1, 1984 |
| RE30317 |
Method and apparatus for determining the perfusion efficiency factor of animal tissue |
Jul. 1, 1980 |
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