Inventor

BUTTERFIELD ROBERT D

US55 patents

⚠️ This page may combine multiple inventors who share the name “BUTTERFIELD ROBERT D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BUTTERFIELD ROBERT D

IVAC CORP

Fluid flow impedance monitoring system

Detection of fluid flow faults in the parenteral administration of fluids

Tonometry system for determining blood pressure

Tonometry system for determining blood pressure

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

Pressure sensing vessel adapted to be preloaded against a sensor

Cannula position detection

Method of determining optimum artery applanation

Method of continuously monitoring blood pressure

Fluid flow monitoring method and system

Flexible diaphragm tonometer

System for increasing flow uniformity

Fluid delivery system having an air bubble ejector

Tonometry sensor calibration apparatus

Tonometer mounting device

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

ALARIS MEDICAL SYST INC

Upstream occlusion detection system

Fluid flow resistance monitoring system

Upstream occulsion detection system

Fluid flow resistance monitoring system

Apparatus and method for air-in-line detection

Fluid flow resistance monitoring system

System and method for increased flow uniformity

Fluid flow resistance monitoring system

Tonometry system for monitoring blood pressure

Tonometry system for monitoring blood pressure

System and method for increased flow uniformity

Burette safety valve

BUTTERFIELD ROBERT D

Infusion data communication system

Infusion data communication system

Apparatus and method for air-in-line detection

IV pump adapted for generic tubing

Systems and methods for measuring fluid pressure within a disposable IV set connected to a fluid supply pump

Model-based infusion site monitor

Tubular pumping element

System and method for preventing keypad entry errors

CARDINAL HEALTH 303 INC

Empty container detection using container side pressure sensing

Temperature prediction system and method

System for detecting the status of a vent associated with a fluid supply upstream of an infusion pump

Empty container detection using container side pressure sensing

Apparatus and method for air-in-line detection

CAREFUSION 303 INC

System and method for optimizing control of PCA and PCEA system

System and method for managing medical databases for patient care devices

Infusion data communication system

Medication safety enhancement for secondary infusion

UNIV RUTGERS

Pressure waveform monitor

Flexible diaphragm tonometer

Pressure waveform monitor

VANDERVEEN TIMOTHY W

Medication safety enhancement for secondary infusion

BOYER STANLEY J

Wrist mount apparatus for use in blood pressure tonometry