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Therapeutic method and therapeutic system that use overtube with balloons

  • US 20080249358A1
  • Filed: 04/04/2007
  • Published: 10/09/2008
  • Est. Priority Date: 04/04/2007
  • Status: Abandoned Application
First Claim
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1. An overtube comprising:

  • a flexible tubular portion in which an insertion channel is formed, an endoscope being inserted through the insertion channel; and

    a plurality of balloons loaded at plural positions on an outer surface of the flexible tubular portion, the balloons being expanded and shrunk selectively every use pattern, the positions being different to from each other in an axial direction of the flexible tubular portion and being set to be fixed to an inner wall of either a body cavity or a tubular cavity of an object being examined at mutually different positions of the inner wall by expanding the balloons.

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