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Method and apparatus for automatic pin detection in microarray spotting instruments

  • US 6,878,554 B1
  • Filed: 03/20/2000
  • Issued: 04/12/2005
  • Est. Priority Date: 03/20/2000
  • Status: Expired due to Term
First Claim
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1. A method of determining which pin locations in a printhead of a microarray spotting instrument are occupied by fluid dispensing pins, comprising:

  • providing a printhead of a microarray spotting instrument, said printhead including a plurality of pin locations, at each of which a fluid dispensing pin is releasably or movably positionable;

    providing a pin detection apparatus; and

    for each pin location, using the pin detection apparatus to automatically detect whether a pin is present at said pin locations.

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