1
Johnson Curtis C: Fiberoptic catheter. The Board of Regents of the University of Washington, February 18, 1975: US3866599 (169 worldwide citation)

A catheter of the fiberoptic type is disclosed for insertion into the cardiovascular system. The catheter comprises a flexible element with light-conducting fibers therein extending from one end of the element to the other. A recess is provided adjacent one end of the catheter to prevent the optical ...


2
Stanley D Goldring: Electro-optical coupler for catheter oximeter. Oximetrix, Martin L Katz, Allan J Sternstein, Robert W Stevenson, August 4, 1987: US04684245 (105 worldwide citation)

An optical module couples a fiberoptic catheter to a catheter oximeter processing apparatus. The module includes a plurality of LED's for coupling the electrical control signals from the processor and converting them to light signals to transmit to the catheter. The module also includes the means to ...


3
Polanyl Michael L: Fiberoptic catheter. American Optical Corporation, July 4, 1972: US3674013 (57 worldwide citation)

A fiberoptic catheter for monitoring blood in vivo with avoidance of thrombus formation. A standard cardiac catheter having longitudinally extending afferent and efferent light-conducting fibers therewithin is terminated with a smoothly rounded tip. Some distance back from the tip, the fibers are di ...


4
Kenneth R Fox, A Arthur Coster: Expandable fiberoptic catheter and method of intraluminal laser transmission. Pillco Partnership, Wigman Cohen Leitner & Myers, March 7, 1995: US05395361 (46 worldwide citation)

A catheter system for intraluminal laser surgery is disclosed. The catheter system comprises an elastically expansible catheter sheath housing a plurality of optical fibers arranged in a circular array about an inflatable balloon. Inflation and deflation of the balloon expands and contracts the diam ...


5
Kenneth P Grace, Facundo Aparicio: Fiberoptic coupler. The Spectranetics Corporation, Cushman Darby & Cushman, April 24, 1990: US04919508 (33 worldwide citation)

A coupler for efficiently coupling a laser light source to a fiberoptic catheter. The coupler contains coding for determining information about the catheter, such as the size of the optical fiber catheter which it is coupling.


6
Robert W Beard: Optical coupling. Oximetrix, Martin L Katz, Robert W Stevenson, September 1, 1987: US04690492 (32 worldwide citation)

An optical module for coupling a fiberoptic catheter to a catheter oximeter processing apparatus. The optical module includes a plurality of light emitting diodes, each of which is mounted on a flat surface at the free end portion of a respective bracket. A plurality of optical fibers, which are ada ...


7
Kenneth P Grace, Facundo Aparicio: Fiberoptic coupler for coupling an optical fiber to a laser light source. The Spectranetics Corporation, Cushman Darby & Cushman, October 20, 1992: US05157750 (13 worldwide citation)

A coupler for efficiently coupling a laser light source to a fiberoptic catheter. The coupler contains coding for determining information about the catheter, such as the size of the optical fiber catheter which it is coupling.


8
Kenneth P Grace, Facundo Aparicio: Fiberoptic coupler. The Spectranetics Corporation, Cushman Darby & Cushman, December 7, 1993: US05267993 (12 worldwide citation)

A coupler for efficiently coupling a laser light source to a fiberoptic catheter. The coupler contains coding for determining information about the catheter, such as the size of the optical fiber catheter which it is coupling.


9
Frazee Walter L R: Cardiopulmonary monitoring system with integrated blood oxygenation signal quality indicator. Baxter International, CANTER Bruce M, July 23, 1992: WO/1992/011803 (1 worldwide citation)

A cardiopulmonary monitoring system (100) transmits and receives optical signals to and from the interior of a blood vessel via a fiberoptic catheter (10). The signals may be processed to obtain a measurement of the blood oxygenation saturation level of the blood within the blood vessel. The cardiop ...


10
Erich W Wolf II: System for transcutaneous monitoring of intracranial pressure. Schultz & Associates P C, July 10, 2018: US10016135

A system for measuring and converting to an observer intelligible form an internal physiological parameter of a patient. The invention allows transcutaneous telemetry of intracranial pressure via a system which includes a patient implanted sensor module and an external processing module, optically c ...