U.S. patents available from 1976 to present.
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US Patent Application 20100015006 - TEST STRIP WITH IDENTIFICATION OPENINGS AND TEST INSTRUMENT USING THE SAME

Application 20100015006 Filed on July 16, 2008. Published on January 21, 2010

Inventor

US Classes

422/55, Structured visual or optical indicator, per se422/68.1, Means for analyzing liquid or solid sample422/82.05, Measuring optical property by using ultraviolet, infrared, or visible light204/400Analysis and testing

Attorney, Agent or Firm

International Classes

G01N 21/78
B01J 19/00
G01N 21/01
G01N 27/26


Abstract text


The present invention discloses a test strip with identification openings and a test instrument using the same, which are characterized in that the test strip incorporates an identification area. Different combinations of the notched and unnotched positions, or the holed and unholed positions, on the identification area create different digital identification signals. After the test strip is inserted into the test instrument, the test instrument will obtain the digital identification signal and learn the test code, analysis parameters, expiry date and batch number of the test strip. Thereby, the test instrument can verify the batch number and expiry date of the test strip, perform calibration according to the analysis parameters, and provide a correct test result. The present invention can provide many sets of digital identification signals to differentiate test strips. Therefore, the present invention can be operated fast, conveniently and correctly and can prevent a user from forgetting to calibrate the test instrument.

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