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Portable biosensor apparatus with controlled flow

  • US 6,767,733 B1
  • Filed: 10/10/2001
  • Issued: 07/27/2004
  • Est. Priority Date: 10/10/2001
  • Status: Expired due to Fees
First Claim
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1. A biosensor apparatus comprising:

  • a) cube body having a top surface and a bottom surface, said bottom surface having one or more sample channels in fluid communication with one or more openings in the top surface, said top surface having one or more fluid reservoirs;

    b) a vent cap having at least two openings;

    c) a vent cap isolator having a top surface, a bottom surface, at least two holes extending between said top and bottom surface, one or more fluid intake tubes extending from the bottom surface and in fluid communication with one or more openings in the bottom surface of the vent cap isolator, said vent cap isolator coupled between the top surface of the cube body and the vent cap such that said at least two holes are in fluid communication with the at least two openings of the vent cap, the one or more fluid intake tubes are in fluid communication with the one or more fluid reservoirs of the cube body and the one or more openings in the bottom surface of the vent cap isolator are in fluid communication with the one or more openings in the top surface of the cube body;

    d) a waveguide coupled to the bottom surface of the cube body; and

    e) a stage attached to the vent cap such that the vent cap isolator, cube body and waveguide are positioned between the stage and vent cap.

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