A - Human Necessities – 61 – B
Patent
A - Human Necessities
61
B
A61B 1/32 (2006.01) A61B 1/00 (2006.01) A61B 1/07 (2006.01)
Patent
CA 2131480
ABSTRACT OF THE DISCLOSURE 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.
Greenwald Roger J.
Kobilansky Alex
Oravecz Michael G.
Sauer Jude S.
Mcfadden Fincham
United States Surgical Corporation
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