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Intraoperative tracking devices and processes

  • US 5,629,498 A
  • Filed: 01/18/1995
  • Issued: 05/13/1997
  • Est. Priority Date: 01/18/1995
  • Status: Expired due to Term
First Claim
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1. Apparatus for tracking articles, comprising:

  • a. at least one disposable container which contains at least one retention section for retaining articles which have been placed in the container, and at least one port through which the articles may be introduced;

    b. at least one load cell adapted to determine the weight of the articles;

    c. structure adapted to suspend the container from the load cell in a manner that places the load imposed by the container and the articles on the load cell;

    d. a plurality of optical sensors corresponding to each port, adapted to sense passage of articles through the port;

    e. processor means and memory means adapted to receive input signals from the load cell and the optical sensors in order to calculate weight and counts of the articles; and

    f. a display for displaying cumulative weights and cumulative counts of the articles.

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