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US 8,012,427 B2Granted
Apparatus and method for detecting an analyte
Assignee3M Innovative Properties Company
InventorsG. Marco Bommarito, Larry H. Dodge, Brinda B. Lakshmi, Triet M. Lu, Jeffrey D. Smith
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Abstract
An apparatus assembly for detecting an analyte in a sample of material includes a valve, a frame, and a plurality of housing segments. The valve may be actuated to adjust a flow path and flow rate through the housing segments.
Claims22
An apparatus for processing a sample of biological material, wherein the apparatus comprises:
- A frame comprising the following integrated components:
- a central housing segment comprising a capture medium adapted to isolate an analyte from the sample of biological material;
- wherein the central housing segment comprises a deformable blister,
- a first housing segment configured to receive a sample collection assembly having a first fluid reservoir and the apparatus including a first flow path from the first housing segment to the central housing segment;
- a second housing segment comprising a testing device and the apparatus including a second flow path between the central housing segment and the second housing segment;
- a third housing segment configured to retain at least a portion of the first fluid after it is released from the first fluid reservoir and the apparatus including a third flow path between the central housing segment and third housing segment;
- a fourth housing segment comprising a second fluid reservoir and the apparatus including a fourth flow path between the fourth housing segment and the central housing segment;
- and
- a rotatable valve comprising a seal selector that is configured to seal off the blister in various configurations, thereby adjusting a flow path of fluid through the central housing segment and to selectively close off a plurality of specific pathways between the central housing segment and each of the first, second, third, and fourth housing segments.
6 more elements
Dependencies are inferred from the claim text.