U.S. Patent 7686201 was awarded to Tyco Healthcare Group LP on 2010-03-30 and describes a “Circular stapler for hemorrhoid operations.” This patent has been cited 277 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:

A circular stapler for performing hemorrhoidal operations is disclosed. The circular stapler includes an anvil, a stapler head and a shaft which movably supports the anvil in relation to the stapler head between open and closed positions. The stapler includes at least one displacing member, each of which is arbitrarily and/or independently displaceable along the shaft. Each of the at least one displacing members has a first end configured to engage a pursestring suture and a second end which extends through the body, e.g., the neck of the stapler. The displacing member is arbitrarily displaceable along the shaft. In one embodiment, two independently displaceable displacing members are provided. In another embodiment, the at least one displacing member is at least partially embedded in the shaft. Link: U.S. Patent 7686201

This patent was originally filed on 2004-09-01 which gives it a processing time of 2036 days, compared to an average processing time of 1003 in the field. Tyco Healthcare Group LP has 1168 total patents. The first named inventor is Laszlo Csiky of Huszti, . The assistant examiner was Lindsay Low.

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