Brands and Their Owners
Patent Number: 9386966
Patent Date: 2016-07-12
Patent type: utility
A tissue removal apparatus and needle assembly for extracting a tissue portion from tissue or the like, the needle assembly comprising an inner tube having an interior cavity, an outer cannula having a proximal end, a distal end and an interior cavity, the interior cavity of the outer cannula having an interior diameter to slidably receive the inner tube and a collapsible section operably engaged with the inner tube and the outer cannula whereby a forward movement of a portion of the inner tube within the interior cavity of the outer cannula changes the collapsible section from a neutral position to a collapsed position to engage the tissue portion. A method of tissue removal comprising the steps of positioning a needle assembly in a tissue, engaging a tissue portion and withdrawing the needle assembly to remove the tissue portion from the tissue.
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