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Class Information
Number: 600/353
Name: Surgery > Diagnostic testing > Measuring or detecting nonradioactive constituent of body liquid by means placed against or in body throughout test > Electroanalysis > Determining ion concentration/partial pressure > Carbon dioxide or other gases
Description: Subject matter wherein the ionic concentration or partial pressures of various gases are measured or detected.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6654622 |
Device for the combined measurement of the arterial oxygen saturation and the transcutaneous CO2 partial pressure on an ear lobe |
Nov. 25, 2003 |
| 6473708 |
Device and method for self-verifying temperature measurement and control |
Oct. 29, 2002 |
| 6432051 |
Tonometric measuring head and measuring method |
Aug. 13, 2002 |
| 6411834 |
Biological sensor |
Jun. 25, 2002 |
| 6287452 |
Electrode for the electrochemical detection of nitric oxide |
Sep. 11, 2001 |
| 6280604 |
Electrode materials, systems and methods for the electrochemical detection of nitric oxide |
Aug. 28, 2001 |
| 6238339 |
Remote sensing tonometric catheter apparatus and method |
May. 29, 2001 |
| 6216023 |
Method and apparatus for determining differences between regional CO2 and systemic CO2 measurements |
Apr. 10, 2001 |
| 6216024 |
Method and device for assessing perfusion failure in a patient |
Apr. 10, 2001 |
| 6143150 |
Biological gas sensor |
Nov. 7, 2000 |
| 6134462 |
Method and apparatus for analyzing a sample |
Oct. 17, 2000 |
| 6055447 |
Patient CO.sub.2 Measurement |
Apr. 25, 2000 |
| 6029076 |
Remote sensing tonometric catheter method |
Feb. 22, 2000 |
| 6010453 |
Tonometric catheter combination |
Jan. 4, 2000 |
| 5957839 |
Apparatus and method for continuous monitoring of tissue gas composition and pH using recirculating gas tonometry |
Sep. 28, 1999 |
| 5921922 |
Measuring of bloodgases |
Jul. 13, 1999 |
| 5848965 |
Method and a system for the determination of pH and other fluid parameters utilizing a metal monocrystalline electrode |
Dec. 15, 1998 |
| 5655529 |
Blood gas probe |
Aug. 12, 1997 |
| 5596988 |
Multi-parameter sensor apparatus |
Jan. 28, 1997 |
| 5579763 |
Measurement of systemic perfusion |
Dec. 3, 1996 |
| 5511547 |
Solid state sensors |
Apr. 30, 1996 |
| 5505828 |
Calibration solutions useful for analysis of biological fluids and methods employing same |
Apr. 9, 1996 |
| 5456251 |
Remote sensing tonometric catheter apparatus and method |
Oct. 10, 1995 |
| 5284570 |
Fluid sample analyte collector and calibration assembly |
Feb. 8, 1994 |
| 5186172 |
Remote sensing tonometric catheter apparatus |
Feb. 16, 1993 |
| 5184618 |
Blood gas parameter measuring system |
Feb. 9, 1993 |
| 5134998 |
System and method for predicting the value of a compositional parameter of blood |
Aug. 4, 1992 |
| 5093266 |
Sensor system |
Mar. 3, 1992 |
| 4930506 |
Combined sensor for the transcutaneous measurement of oxygen and carbon dioxide in the blood |
Jun. 5, 1990 |
| 4840179 |
Combined sensor for the transcutaneous measurement of oxygen and carbon dioxide in the blood |
Jun. 20, 1989 |
| 4834101 |
Catheter-type electrochemical sensors |
May. 30, 1989 |
| 4816131 |
pH/P.sub.CO2 P.sub.O2 electrode |
Mar. 28, 1989 |
| 4789453 |
Electrodes for the combined measurement of oxygen and carbon dioxide |
Dec. 6, 1988 |
| 4729824 |
Gas sensor and method of using same |
Mar. 8, 1988 |
| 4716887 |
Apparatus and method for adjusting heart/pacer rate relative to cardiac pCO.sub.2 to obtain a required cardiac output |
Jan. 5, 1988 |
| 4508598 |
Gas sensor and method of using same |
Apr. 2, 1985 |
| 4474183 |
Gas sensor |
Oct. 2, 1984 |
| 4423739 |
End tidal carbon dioxide gas analyzer |
Jan. 3, 1984 |
| RE31440 |
Electrochemical electrode with heating means |
Nov. 15, 1983 |
| 4409980 |
Gas sensor with pH-sensitive FET transducer |
Oct. 18, 1983 |
| 4384586 |
Method and apparatus for pH recording |
May. 24, 1983 |
| 4339317 |
Device for performing measurements on fluids, directly in the sample container |
Jul. 13, 1982 |
| 4301807 |
Apparatus and method for temperature compensated transcutaneous carbon dioxide measurement |
Nov. 24, 1981 |
| 4269194 |
Carbon dioxide measurement from expired gases in a partial rebreathing anesthesia circuit |
May. 26, 1981 |
| 4109505 |
Automated blood analysis system |
Aug. 29, 1978 |
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