Patent ID: 8920311
Filing Date: 2014-12-30
Classification: A61B

Abstract:
1. An adapter for attaching a device to a distal end of an endoscopic instrument, the adapter comprising: a distal stop to limit penetration of the endoscopic instrument into the adapter; at least one flange projecting axially from the distal stop and configured for insertion of the endoscopic instrument therein, the flange comprising a non-closed circumference, the flange having at least one longitudinal opening; and a securing element releasably attachable to the flange to compress the flange against the endoscopic instrument to secure the adapter to the endoscopic instrument to prevent motion of the adapter with respect to the instrument, the securing element, when attached to the flange, at least partially wrapping around the flange and the instrument therein, and configured to span the opening of the flange; wherein the flange includes an expandable flange portion defining the opening and a highly expandable membrane portion to accommodate the insertion of an endoscopic device having a diameter greater than that of the distal stop, the membrane portion covering the opening, and the securing element configured to span the membrane portion and the opening.