Patent ID: 9055864
Filing Date: 2015-06-16
Classification: A61B

Abstract:
1. An endoscopic system, comprising, a handle having a tool manifold including multiple lumen entry guides, with each lumen entry guide having a seal; a sheath having a flexible sheath body, a tip at a first end of the body, a steerable section adjacent to the tip, and with a second end of the body attached to the handle; a main pulley shaft rigidly attached to the handle; a first pulley having a first shaft extending through a center bore of the main pulley shaft, with the first pulley rotatably supported on the main pulley shaft; a plurality of first pulley lock projections on the handle adapted to rigidly engage into and withdraw from a corresponding plurality of first recesses in the first pulley; with the first pulley rotatable on the handle when the plurality of first pulley lock projections are disengaged from the plurality of first recesses and with the first pulley rigidly locked against rotation on the handle when the plurality of first pulley lock projections are engaged into the plurality of first recesses; a first steering wire wrapped around the first pulley and extending into the steerable section; a second pulley having a second shaft, with the main pulley shaft extending into the second shaft, and with the second pulley rotatably supported around the main pulley shaft; a plurality of second pulley lock projections on the main pulley shaft adapted to rigidly engage into and withdraw from a corresponding plurality of second recesses in the second pulley; with the second pulley rotatable on the handle when the plurality of second pulley lock projections are disengaged from the plurality of second recesses, and with the second pulley rigidly locked against rotation on the handle when the plurality of second pulley lock projections are engaged with the second plurality of recesses; a second steering wire wrapped around the second pulley and extending into the steerable section; and two or more lumens extending from the tip to the handle.