Blood testing system and method
First Claim
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1. A cartridge device for a measuring system for measuring viscoelastic characteristics of a sample liquid, the cartridge device comprising:
- a measuring chamber formed therein configured to contain a predetermined amount of the sample liquid; and
a mixing chamber formed therein and in fluid connection with the measuring chamber for receiving the predetermined amount of the sample liquid, flowed from the measuring chamber, the mixing chamber comprising;
a retaining element comprising an array of posts crossing a flow direction from the measuring chamber into the mixing chamber and coupled to a wall within the mixing chamber, the array of posts of the retaining element restricting movement of a set of reagent beads within the mixing chamber, individually separating each of the set of reagents beads from other reagent beads of the set of reagent beads, and separating the set of reagents beads from a mixing element retained within the mixing chamber.
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Abstract
Some embodiments of a blood coagulation testing system include an analyzer console device and a single-use cartridge component configured to releasably install into the console device. In some embodiments, the blood coagulation testing system can operate as an automated thromboelastometry system that is particularly useful, for example, at a point-of-care site.
113 Citations
30 Claims
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1. A cartridge device for a measuring system for measuring viscoelastic characteristics of a sample liquid, the cartridge device comprising:
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a measuring chamber formed therein configured to contain a predetermined amount of the sample liquid; and a mixing chamber formed therein and in fluid connection with the measuring chamber for receiving the predetermined amount of the sample liquid, flowed from the measuring chamber, the mixing chamber comprising; a retaining element comprising an array of posts crossing a flow direction from the measuring chamber into the mixing chamber and coupled to a wall within the mixing chamber, the array of posts of the retaining element restricting movement of a set of reagent beads within the mixing chamber, individually separating each of the set of reagents beads from other reagent beads of the set of reagent beads, and separating the set of reagents beads from a mixing element retained within the mixing chamber. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30)
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Specification