CANNULA TIPS, TISSUE ATTACHMENT RINGS, AND METHODS OF DELIVERING AND USING THE SAME
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United States of America Patent
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Issued Date -
Dec 11, 2014
app pub date -
Aug 21, 2014
filing date -
Sep 7, 2011
priority date (Note) -
Abandoned
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Abstract
A surgical cannula system. The surgical cannula system includes a cannula having a proximal end, a distal end, and a lumen extending therebetween. A tissue attachment ring, being configured to be coupled to a biological tissue, includes a lumen extending therethrough. A locking mechanism has a first locking state, in which the cannula is configured to move with respect to the tissue attachment ring, and a second locking state, in which movement of the cannula with respect to the tissue attachment ring is resisted.
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