Catheter oximeter apparatus and method

Details Catheter oximeter apparatus and method Catheter oximeter apparatus and method

1976-10-18

1978-09-19

Michell, Robert W.

Surgery

Truss

Perineal

356 41, G01N 3316

Patent

active

041146042

ABSTRACT:
An improved catheter oximeter operates on radiation at three or more different wavelengths applied to and scattered back from blood under test to provide an indication of oxygen saturation and is considerably less sensitive to accuracy-degrading variations in the blood and its environment and in the oximeter measuring system.

REFERENCES:
patent: 3638640 (1972-02-01), Shaw
patent: 3647299 (1972-03-01), Lavallee
patent: 3677648 (1972-07-01), Dorsch
patent: 3822695 (1974-07-01), Takayama
patent: 3825342 (1974-07-01), Lubbers et al.
patent: 3847483 (1974-11-01), Shaw et al.
Borgnis, F. E., "A New Reflexion Oximeter", Biomedical Technik, vol. 18, No. 4, Aug. 1973, pp. 142-147.

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