×

Oximeter sensor with digital memory encoding sensor expiration data

  • US 6,553,241 B2
  • Filed: 08/30/2001
  • Issued: 04/22/2003
  • Est. Priority Date: 08/31/2000
  • Status: Expired due to Term
First Claim
Patent Images

1. An oximeter sensor comprising:

  • a light emitting element;

    a light detecting element; and

    a memory device for storing digital data comprising expiration data relating to the oximeter sensor, wherein an oximeter monitor coupled to said oximeter sensor briefly drives a high current through said light emitting element to disable said light emitting element after an expiration date stored in the memory device.

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