1
Gene Frick, Rex McCarthy: Non-invasive oximeter and method. Sensormedics Corporation, Lyon & Lyon, April 25, 1989: US04824242 (255 worldwide citation)

The present invention relates to an oximeter for monitoring oxygen saturation of arterial blood. Light of two wavelengths is transmitted through a specimen. Detectors measure the attenuation of light through the specimen to produce two modulating data streams. The data streams are thereafter process ...


2
Dale Nelson: Molded pulse oximeter sensor. Sensormedics Corporation, Lyon & Lyon, June 20, 1995: US05425360 (127 worldwide citation)

A pulse oximeter sensor apparatus which is sealed against liquid penetration during its formation by overmolding, and methods for overmolding. The pulse oximeter sensor apparatus disclosed comprises a preform first section, oximeter sensor components, and an overmolded second section bonded to the p ...


3
Alex Stenzler: Skin protection mount for transcutaneous sensor application. Sensormedics Corporation, Lyon & Lyon, September 25, 2001: US06295463 (127 worldwide citation)

A skin protection mount protects the skin surface of a subject from damage that can result from repeated attachment and detachment of transcutaneous sensors connected to the skin of a subject with adhesive. The skin protection mount preferably has a thickness of five mils or less, to provide increas ...


4
Gene Frick, Rex McCarthy, Michael Pawlowski: Wave form filter pulse detector and method for modulated signal. Sensormedics Corporation, Lyon & Lyon, September 19, 1989: US04867571 (113 worldwide citation)

A device and method for determining pulses in a modulated signal is disclosed. The modulated signal is processed and converted into a quantized analog type of digital data stream. The data stream is evaluated over time by considering preceeding and subsequent values in the data stream to generate a ...


5
Edmond Chu, Tim Quinn, Larry Murdock, Hung Tran: Pressure regulating valve for use in continuous positive airway pressure devices. Sensormedics Corporation, Sidley Austin Brown & Wood, July 27, 2004: US06766800 (106 worldwide citation)

A valve for use in continuous positive airway pressure (CPAP) devices includes a valve body that is disposed at or between the patient mask and the source of positive airway pressure. The valve body includes first and second exhaust paths for exhausting gas from the mask. A floating valve seat is di ...


6
Dale Nelson: Method of forming a molded pulse oximeter sensor. Sensormedics Corporation, Lyon & Lyon, September 30, 1997: US05671529 (97 worldwide citation)

A pulse oximeter sensor apparatus which is sealed against liquid penetration during its formation by overmolding, and methods for overmolding. The pulse oximeter sensor apparatus disclosed comprises a preform first section, oximeter sensor components, and an overmolded second section bonded to the p ...


7
Michael B Jaffe, Charles R Luper, Eric Mabry, Howard J Reid: Respiratory gas analysis instrument having improved volume calibration method and apparatus. Sensormedics Corporation, Lyon & Lyon, May 15, 1984: US04448058 (63 worldwide citation)

An improved gas volume calibration method and apparatus for use in respiratory gas analyzers. A control unit monitors the flow of calibration gas through the analyzer by monitoring the electrical signals produced by a gas turbine and a breath switch. During calibration, a known volume of calibration ...


8
Alex Stenzler: Method and apparatus for delivery of inhaled nitric oxide to spontaneous-breathing and mechanically-ventilated patients. Sensormedics Corporation, Sidley Austin Brown & Wood, June 24, 2003: US06581599 (63 worldwide citation)

A device and method is disclosed for delivering NO to a patient. The device utilizes a single controller that controls two separate flow controllers to deliver an oxygen-containing gas and a NO-containing gas to the patient. The flow profiles of the oxygen-containing gas and the NO-containing gas ar ...


9
Robert L Jensen: High frequency ventilator and method. SensorMedics Corporation, Cox & Smith Incorporated, April 18, 1989: US04821709 (62 worldwide citation)

A high frequency ventilator which generates a high frequency pressure wave in a supply of ventilating gas for supporting ventilation in air breathing animals. The high frequency pressure wave causes the ventilating gas to be exchanged and to diffuse through the animal's lungs fast enough to support ...


10
Larry R Murdock, William B Ross: Positive airway pressure device with indirect calorimetry system. Sensormedics Corporation, Sidley Austin Brown & Wood, June 24, 2003: US06581595 (60 worldwide citation)

A device and method for applying positive airway pressure to a patient includes an indirect calorimetry system for measuring a patient's resting energy expenditure (REE). The device includes a breathing circuit, one end of which includes a patient interface device such as a nasal face mask. A b ...