Patent ID: 9655506
Date: 2017-05-23
CPC Classifications: A61B,A61M

Claim:
1. An endoluminal device for insertion into a lumen within a patient, the endoluminal device comprising: a tubular member having at least one lumen formed therein dimensioned to receive an endoscopic instrument, the lumen having a proximal opening at a proximal portion of the tubular member and a distal opening communicating with the lumen, the lumen terminating in the distal opening; and a chamber at a distal portion of the device, the chamber positioned distal of the distal opening and lumen and the distal opening communicating with the chamber, the chamber including first, second and third elements, the second and third elements connected at a distal portion of the second and third elements to a distal nexus, the distal nexus having an opening dimensioned for passage of an endoscope, the second and third elements movable from an insertion position for insertion into the body lumen of the patient to a second expanded position to create a chamber of increased transverse dimension, the first element providing a stiffened structure distal of the tubular member and distal opening and along the chamber to stabilize the chamber.