Coded cuvette for use in testing apparatus
First Claim
1. A dual cuvette adapted for use in a photometric blood testing apparatus, said cuvette comprising a pair of spaced apart flat sided sample receptacles, connecting means for joining the pair of receptacles to form an integral dual cuvette, said connecting means having a pair of opposite side walls coplanar with the sidewalls of said cuvette receptacles and extending from the top edge of said receptacles downwardly a distance less than the height of a cuvette receptacle and a bottom wall joining the bottom edges of said sidewalls, with a cylindrically shaped locating member depending from said bottom wall and centrally positioned between said pair of sample receptacles by which the cuvette can be mechanically positioned and secured in the testing station of the blood testing apparatus, and machine readable code means being provided on at least one side wall of the cuvette to enable the testing apparatus to sense the code and determine the reagent to be added to and the test to be performed on samples contained in the cuvette receptacles.
1 Assignment
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Accused Products
Abstract
A dual receptacle cuvette adapted for use in a plasma coagulation testing apparatus which cuvette is coded to enable the apparatus to determine the particular test procedure to be performed on the plasma sample in the cuvette receptacles.
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Citations
7 Claims
- 1. A dual cuvette adapted for use in a photometric blood testing apparatus, said cuvette comprising a pair of spaced apart flat sided sample receptacles, connecting means for joining the pair of receptacles to form an integral dual cuvette, said connecting means having a pair of opposite side walls coplanar with the sidewalls of said cuvette receptacles and extending from the top edge of said receptacles downwardly a distance less than the height of a cuvette receptacle and a bottom wall joining the bottom edges of said sidewalls, with a cylindrically shaped locating member depending from said bottom wall and centrally positioned between said pair of sample receptacles by which the cuvette can be mechanically positioned and secured in the testing station of the blood testing apparatus, and machine readable code means being provided on at least one side wall of the cuvette to enable the testing apparatus to sense the code and determine the reagent to be added to and the test to be performed on samples contained in the cuvette receptacles.
Specification