BARBED SUTURE HAVING INCREASED HOLDING STRENGTH
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United States of America Patent
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Issued Date -
Apr 4, 2013
app pub date -
Sep 29, 2011
filing date -
Sep 29, 2011
priority date (Note) -
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Abstract
A wound closure device having a filamentary element having a proximal end and a distal end, and a stop element coupled thereto and having a leading edge area defined by thickness and a width and having a total surface area. The leading edge area is substantially perpendicular to a longitudinal axis of the filamentary element. The device may have a ratio of the leading edge area to the total surface area that is less than 10%, a ratio of the length to the maximum thickness of the stop element that is at least 4, or a ratio of the length to the width of the stop element is at least 1 for any given thickness.
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