Deflectable-end endoscope with detachable shaft assembly

Details Deflectable-end endoscope with detachable shaft assembly Deflectable-end endoscope with detachable shaft assembly

A - Human Necessities

61

B

128/2

A61B 1/00 (2006.01) A61B 1/005 (2006.01) A61B 1/303 (2006.01) A61B 1/307 (2006.01)

Patent

CA 2029862

(57) Abstract An endoscope (3) having a deflectable tip configured so as to have a small outer diameter or approximately 0.15 inch or less. The endoscope includes a flexible shaft subassembly (I) comprised of a conduit having a deflectable end segment at its dis- tal end which can be controlled by a manually operable mechanism on a handle subassembly (2) The shaft subassembly further includes a cone subassembly (6) at its proximal end including means for structurally connecting to the handle subassembly (2) Illumination fibers, and imaging fiber, a pull wire and a working channel extend through the shaft subassembly (1) from its distal end to terminals in the cone subassembly for interfacing to the handle subassembly (2). The handle subassembly comprises an optical component which allows for the viewing or an image emanating from the shaft subassembly imaging fiber, a deflection mechanism which incorporates a means for physical displacement and axial displacement of the shaft subassembly pull wire (33), and a locking mechanism for attaching the shaft subassembly to the handle subassembly.

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