Endoscopic instrument with variable viewing angle
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United States of America Patent
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Jul 1, 1997
Grant Date -
N/A
app pub date -
Feb 1, 1995
filing date -
Feb 1, 1995
priority date (Note) -
Expired
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Abstract
Endoscopic instrument having an elongated image guide adapted to be inserted through an opening in the human body. A prism is provided at one end of the image guide for directing images from a predetermined field of view through the image guide and means for. By tilting the prism relative to the image guide the field of view from which images are directed through the image guide is changed to provide continuous scanning for viewing and examining different features of internal cavities and hollow organs of the human body.
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