Patent ID: 8460314
Filing Date: 2013-06-11
Classification: A61B

Abstract:
1. Application of a procedure through a natural orifice comprising the steps of: inserting a flexible endoscope, the endoscope having a channel into which a device is capable of being inserted, through the natural orifice to an alimentary tract; verifying positions of the alimentary tract and a gall bladder with a positional relationship identifying device attached to a distal end of the endoscope; observing a cross section of the alimentary tract wall and the gall bladder wall under guidance of the positional relationship identifying device; verifying the conditions of a coalescence of the alimentary tract and the gall bladder using the positional relationship identifying device; incising a coalesced portion between the alimentary tract and the gall bladder under the guidance of the positional relationship identifying device from the alimentary tract side with an incising tool of the device, the incising tool of the device protruding from the channel and forming a puncture into which an image pickup apparatus of a second endoscope and not the positional relationship identifying device is capable of being inserted; inserting the an image pickup apparatus of a second endoscope into the gall bladder through the puncture and observing an inside of the gall bladder using the image pickup apparatus of the second endoscope; grasping stones in the gall bladder with a grasping tool of the device protruded from the channel; and extracting stones in the gall bladder out of the gall bladder via the puncture during observation of the inside of the gall bladder with the image pickup apparatus of the second endoscope.