Patent ID: 9408524
Filing Date: 2016-08-09
CPC Classification: A61B,A61M

Claim Text:
1. An endoscope assembly adapted to be inserted into an internal body passage, comprising: an elongated insertion tube; a sheath positioned over the insertion tube, wherein the sheath comprises a flexible material; at least two radially expandable flexible members that sealably attach to the sheath, each of said at least two radially expandable flexible members configured to form first and second enclosed spaces capable of inflation, said first enclosed space being greater than said second enclosed space when inflated and a longitudinally-directed biasing force exerted by a first of said at least two radially expandable flexible member is in an opposing direction to a longitudinally-directed biasing force exerted by a second of said at least two radially expandable flexible members, the flexible members being spaced apart along a length of the sheath and defining one or more isolated body spaces that extend between the members when the members are inflated within the body passage; at least one first fluid passage that fluidly communicates with the enclosed spaces; at least one second fluid passage that fluidly communicates with the one or more isolated body spaces, wherein the at least one second fluid passage is configured to couple to a source of a fluid solution; and at least one third fluid passage that fluidly communicates with one or more isolated body spaces, wherein the at least one third fluid passage is configured to couple to a suction source.