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ENDOSCOPE WITH AN IMPROVED WORKING CHANNEL

  • US 20110144429A1
  • Filed: 12/14/2009
  • Published: 06/16/2011
  • Est. Priority Date: 12/14/2009
  • Status: Active Grant
First Claim
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1. A medical device, comprising:

  • an insertion tube, having a proximal end and a distal end, which is configured for insertion into a body cavity of a subject;

    an optical assembly contained in the distal end and configured to form an image of a target region in the body cavity; and

    a working channel, which passes through the insertion tube and is configured to convey a fluid from the proximal to the distal end, and which has a segment adjacent to the distal end that is narrowed so as to cause the fluid to exit the working channel into the target region in a diverging cone.

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