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US 2003/0113929 A1Published application
Method and device for testing a sample of fresh whole blood
AssigneeMedtronic, Inc.
InventorsRobert F. Baugh, Julie S. Johnston-Eaton, Colleen Lutz
Life of this patent
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Abstract
A method and device for testing a sample of fresh whole blood. In particular the present invention provides a method and device for testing a sample of fresh whole blood to determine whether a patient would benefit from the administration of a blood factor (such as AT III.)
Claims24
A method for determining the response of a sample of a patient's whole blood to heparin in the presence and absence of supplemental antithrombin III comprising the steps of:
- providing a first channel;
- providing a second channel with a primary reagent;
- providing a third channel with the primary reagent and a secondary reagent;
- adding a first amount of fresh whole blood to the first channel;
- adding a second amount of fresh whole blood to the second channel;
- adding a third amount of fresh whole blood to the third channel;
- and
- determining the time required for a clot to be formed in the first, second and third channels.
5 more elements
A cartridge adapted to receive sample of blood to be tested for the blood clotting time comprising:
- a housing having a first channel, second channel and a third channel;
- wherein first channel has a primary reagent and a mechanical mixer a adapted to mix the primary reagent with any blood which is received within the first channel
- wherein second channel has a primary reagent and a secondary reagent and a mechanical mixer b adapted to mix the primary reagent and the secondary reagent with any blood which is received within the second channel.
Dependencies are inferred from the claim text.