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Method and apparatus for protecting a function mode of a medical device

  • US 7,873,416 B2
  • Filed: 11/20/2007
  • Issued: 01/18/2011
  • Est. Priority Date: 12/21/2006
  • Status: Active Grant
First Claim
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1. A method for protecting a function mode of a medical device, the method comprising:

  • when an operator selects to use a function mode of the medical device that needs protection, presenting to the operator a specified password that is necessary to enter the selected function mode;

    receiving a key operation from the operator;

    determining whether the key operation received from the operator is identical to the specified password; and

    starting the selected function mode if the result of said determining is confirmative;

    presenting to the operator an additional password that is different from the specified password;

    determining whether the key operation received from the operator is identical to the additional password; and

    ending a procedure that comprises said presenting, receiving, and determining without starting the selected function mode of the medical device if the key operation received from the operator is determined to be identical to the additional password.

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