1
Josef K S Tan, Jeffrey A Baker, Pawel J Beczkiewicz, John J George: Finger sensor for pulse oximetry system. Critikon, W Brinton Yorks Jr, May 2, 1989: US04825872 (174 worldwide citation)

A finger sensor for a pulse oximetry system is provided having a body of flexible, resilient polymeric material formed as a pocket. On the inside walls of the pocket toward the closed end are a LED light source and an opposing photodetector. The space within the pocket transverse to the longitudinal ...


2
Daniel Disch, Christopher G Chin, Josef K S Tan: Optical sensor. Criticare Systems, Reinhart Boerner Van Deuren Norris & Rieselbach, August 8, 1995: US05438986 (121 worldwide citation)

An optical sensor, for positioning and holding an optical source and optical detector on opposite sides of a patient's finger or other extremity includes a clothespin-like housing having opposed housing members. The optical source and optical detector are embedded, respectively, in separate, opposed ...


3
Josef K S Tan: Epidural oxygen sensor. Critikon, Paul A Coletti, July 7, 1992: US05127407 (45 worldwide citation)

A sensor for measuring the oxygen saturation of blood flow within the skull is described. In a first embodiment the sensor comprises a photodetector and a pair of light emitting diodes surface mounted near the end of a length of flexible printed wiring. The sensor is hermetically sealed by a coating ...


4
Josef K S Tan: Epidural oxygen sensor. Critikon, Paul A Coletti, June 18, 1991: US05024226 (44 worldwide citation)

A sensor for measuring the oxygen availability of blood flow within the skull is described. In a first embodiment the sensor comprises a photodetector and a pair of light emitting diodes surface mounted near the end of a length of flexible printed wiring. The sensor is sealed by a coating of rubber ...


5
Josef K S Tan: Heartbeat sensor holding device. Freilich Hornbaker Wasserman Rosen & Fernandez, September 7, 1982: US04347852 (4 worldwide citation)

A device for holding a heartbeat sensor in a relatively fixed relationship with respect to the end of a user's fingertip. More particularly, a device is disclosed wherein a single sheet of resilient material is formed into a base portion for holding the heartbeat sensor and three resilient bands tha ...



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