Title: Thin Film Bio-Sensor and Method of Operating Same

Author(s): Latini, Lucas J., Lawrence D. Latini, Anne E. Meyer, Robert E. Baier

Entity: State University of New York

Patent Number: WO2002093145 A1. Published: Nov. 21, 2002.

Abstract:
Apparatus (10) for determining the presence of a conditioning film as a precursor indicator to bio-contamination of fluid, includes: a substream (14) having an optically-reflective surface (16); a body (11) having a flow passage (18) for said fluid and having an optical passage (19), the optically- reflective substratum surface being arranged in said flow and optical passages, the body having two windows (20, 21) arranged perpendicularly to the axis of said optical passage; and means (22) for determining the presence of said conditioning film on said optically-reflective surface.