×

Systems and methods to identify and disable re-use single use devices based on detecting environmental changes

  • US 6,611,793 B1
  • Filed: 09/07/1999
  • Issued: 08/26/2003
  • Est. Priority Date: 09/07/1999
  • Status: Expired due to Term
First Claim
Patent Images

1. A method of limiting usage of a medical probe, comprising:

  • detecting an environmental condition to which the medical probe is exposed;

    electronically storing a probe sterilization indicator in the medical probe if the detected environmental condition indicates exposure of the medical probe to a sterilization cycle;

    electronically storing a probe usage indicator in the medical probe if the medical probe is operated;

    determining whether the probe sterilization indicator and probe usage indicator are present; and

    conditionally operating the medical probe based on the presence of the probe sterilization indicator and probe usage indicator.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×