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Portable scattering and fluorescence cytometer

  • US 7,978,329 B2
  • Filed: 11/26/2002
  • Issued: 07/12/2011
  • Est. Priority Date: 08/02/2000
  • Status: Active Grant
First Claim
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1. A portable apparatus, comprising:

  • a removable cartridge defining a flow stream path containing at least one particle having a fluorescent marker; and

    a portable housing adapted to receive the removable cartridge, said portable housing including;

    a first light source arrangement disposed adjacent to the flow stream path, the first light source arrangement adapted to direct a first light beam into the flow stream path;

    a first light detector arrangement disposed adjacent to the flow stream path, the first light detector arrangement adapted to detect fluorescent light emitted from said flow stream path;

    a second light source arrangement disposed adjacent to the flow stream path, the second light source arrangement adapted to direct a second light beam into the flow stream path; and

    a second light detector arrangement disposed adjacent to the flow stream path, the second light detector arrangement adapted to detect scattered light emitted from said flow stream path;

    wherein the apparatus is a miniaturized portable model wearable on or insertable in a body;

    wherein the apparatus is wearable on a wrist.

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