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Air and water supply system for endoscopes

  • US 6,309,347 B1
  • Filed: 03/15/1999
  • Issued: 10/30/2001
  • Est. Priority Date: 03/17/1998
  • Status: Expired due to Term
First Claim
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1. An air and water supply system for endoscopes comprising:

  • a pump for supplying air and water to the distal end of an endoscope through an air channel and water channel;

    a plurality of open-close valves installed on the air channel, water channel, and an atmospheric escape channel connected to said pump; and

    a flow control section which sets the air flow rate in said air channel and water flow rate in said water channel per unit time individually by controlling said open-close valves.

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