Oximeter probe

Surgery – Truss – Pad

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A61B 500

Patent

active

055201776

ABSTRACT:
An oximeter probe to be wound on a fingertip of an object and used to measure the oxygen saturation of blood is completely shielded from electrical noises. The front face of an a flexible printed circuit board on which an a light-emitting device and a photodetective are mounted is covered by a conductive sheet having windows at the locations which correspond to the LED and the photodetector. The back face of the circuit board is covered by shield copper foil.

REFERENCES:
patent: 4825879 (1989-05-01), Tan et al.
patent: 4865038 (1989-09-01), Rich et al.
patent: 4964408 (1990-10-01), Hink et al.
patent: 5094240 (1992-03-01), Muz
patent: 5217012 (1993-06-01), Young et al.
patent: 5237994 (1993-08-01), Goldberger

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