Endoscope attachment for changing angle of view

Details Endoscope attachment for changing angle of view Endoscope attachment for changing angle of view

1996-07-29

1997-12-23

Flanagan, Beverly M.

Surgery

Endoscope

Having imaging and illumination means

600173, 600171, 600129, 600121, 600160, A61B 106

Patent

active

057002363

ABSTRACT:
The present invention provides an endoscopic sheath for protecting and/or changing an angle of view of an endoscope. The sheath has a distal portion configured to engage a distalmost portion of an endoscope imaging optics. The distal portion houses structure for changing the angle of view of an endoscope. In a preferred embodiment, this structure includes a prism. The distal portion may additionally house structure for changing the angle of illumination of an illumination portion of an endoscope. This structure may be a prism or a curved light guide or at least one angled optical fiber. Both the structure for changing the angle of view of an endoscope and the optical member for changing the angle of illumination of an endoscope may be positioned within the distal portion to align with the respective imaging or illumination elements of the endoscope.

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