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Robert D. Butterfield

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Publication

Featured researches published by Robert D. Butterfield.

Archive | 1997

Tonometry system for monitoring blood pressure

Robert D. Butterfield; Kenneth J. Pytel; Charles R. Holdaway; Stephen A. Martin

Archive | 1990

Tonometry system for determining blood pressure

Robert D. Butterfield; Kenneth J. Pytel; Charles R. Holdaway; Stephen A. Martin

Archive | 1991

Apparatus and method for moving a tissue stress sensor for applanating an artery

Kenneth J. Pytel; Stephen A. Martin; Robert D. Butterfield; William R. Ewing

Archive | 1992

Method of continuously monitoring blood pressure

Robert D. Butterfield; Stephen A. Martin

Archive | 1992

Wrist mount apparatus for use in blood pressure tonometry

Stanley Boyer; Stephen A. Martin; Christine Ann Giurdanella-Renzi; Charles R. Holdaway; Robert D. Butterfield

Archive | 1994

Tonometer mounting device

Robert D. Butterfield; Charles R. Holdaway; Stephen A. Martin; Stanley Boyer; Christine An Giurdanella-Renzi

Archive | 1992

Method of determining optimum artery applanation

Robert D. Butterfield; Stephen A. Martin

Archive | 1992

Tonometry sensor calibration apparatus

Kenneth J. Pytel; Stephen A. Martin; Robert D. Butterfield

Archive | 1994

Pressure sensing vessel adapted to be preloaded against a sensor

Stephen A. Martin; Robert D. Butterfield; Charles E Clemens

Archive | 1992

Method of determining which portion of a stress sensor is best positioned for use in determining intra-arterial blood pressure

Stephen A. Martin; Robert D. Butterfield

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