SOFT CANNULA
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United States of America Patent
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app pub date -
Oct 15, 2007
filing date -
Apr 6, 2001
priority date (Note) -
Abandoned
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Abstract
A cannula which increases in pliability during use, wherein prior to use the cannula includes at least one material of variable hardness or at least two materials of differing hardness, of which the variably harder or material having the greater hardness is yielded or dissolved during application.
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