Non-polarographic blood gas analysis. III. In vitro evaluation of mass spectrometer catheters.
Four commercially available medical mass spectrometer catheters capable of providing in vivo blood gas data are evaluated. Accuracy and flow dependency data are presented on each and relative strengths and weaknesses for particular uses are discussed.
D002245:Carbon Dioxide / Q000097:blood*; D002404:Catheterization / Q000295:instrumentation*; D005069:Evaluation Studies as Topic; D006801:Humans; D013058:Mass Spectrometry / Q000295:instrumentation*; D010100:Oxygen / Q000097:blood*; D010969:Plastics; D011138:Polytetrafluoroethylene; D012212:Rheology; D012826:Silicone Elastomers
D010969:Plastics; D012826:Silicone Elastomers; D002245:Carbon Dioxide; D011138:Polytetrafluoroethylene; D010100:Oxygen