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Endoscope system

  • US 4,503,841 A
  • Filed: 10/21/1982
  • Issued: 03/12/1985
  • Est. Priority Date: 10/22/1981
  • Status: Expired due to Term
First Claim
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1. An endoscope system comprising:

  • a memory for storing control data;

    a chip selector operatively connected to said memory for applying a chip enabling signal to the memory to hold the memory in an enabling state in which the control data can be read out from the memory;

    means for producing setting signals;

    a processor operatively connected to said means for fetching the setting signals as instruction commands, operating the chip selector and reading out the control data from the memory in accordance with the setting signals when the memory is maintained in the enabling state by the chip selector;

    a pump in said endoscope system for supplying fluid to a body cavity;

    means operatively connected to the pump for adjusting power supplied to the pump in accordance with the control data;

    means for producing an alarm signal while the memory is not maintained in the enabling state by the chip selector which is operated under the control of the processor although the setting signals are being produced; and

    means operatively connected to said alarm signal producing means for causing the adjusting means to drive the pump at a fixed rate in response to the alarm signal.

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