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Title:
LIQUID CRYSTAL THERMOMETER
Document Type and Number:
WIPO Patent Application WO2000000004
Kind Code:
B1
Abstract:
A self-updating temperature thermometer is disclosed that is capable of generating a real-time signal of core body temperature. The thermometer comprises a double-sided flexible substrate (1), having a first side (7) and a second side (8). The first side (7) has a plurality of cavities (2), and a liquid crystal composition (3) in these cavities to define a plurality of sensor dots. A cover layer (4) is disposed on the first side (7), and a pressure-sensitive adhesive (10) is disposed on the second side (8) of the substrate (1). The ratio of sensor surface area to substrate thickness is maximized using the structural features of this invention, thereby providing a thermometer exhibiting unexpectedly good results in that it is capable of generating a continuous temperature measurement that is automatically updated with changes in body temperature.

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Inventors:
WITONSKY ROBERT J
SCARANTINO JOHN W
Application Number:
PCT/US1999/014511
Publication Date:
March 16, 2000
Filing Date:
June 25, 1999
Export Citation:
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Assignee:
MEDICAL INDICATORS INC (US)
International Classes:
G01K11/12; A61B5/01; G01K11/16; G01K13/00
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