U.S. Patent 7886951 was awarded to Tyco Healthcare Group LP on 2011-02-15 and describes a “Pouch used to deliver medication when ruptured.” This patent has been cited 242 times by other U.S. patents which places it in the top 500 cited patents since 2010 according to our law firm research, and makes it of the most innovative medical technology patents in the field of instruments. The abstract states:

An anvil assembly for a circular stapling device includes an anvil head configured to support an anvil plate thereon, a shaft extending from the anvil head and configured to selectively engage a rod member of the circular stapling device, an anvil plate operatively connected to the anvil head, wherein the anvil plate includes an inner diametral edge, and wherein the anvil plate defines a plurality of staple forming pockets therein at a location radially outward of the inner diametral edge, a recess formed in the anvil head, wherein the recess is defined by the inner diametral edge of the anvil plate and a rear surface of the anvil head, and a wound treatment material disposed substantially within the recess. Link: U.S. Patent 7886951

This patent was originally filed on 2008-11-24 which gives it a processing time of 813 days, compared to an average processing time of 1097 in the field. Tyco Healthcare Group LP has 1168 total patents. The first named inventor is Thomas R. Hessler of Bethel, MN. The primary examiner was Scott A. Smith.

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