Back to results
US 11,903,579 B2Granted
Apparatus and method of forming barbs on a suture
AssigneeCovidien LP
InventorsStanislaw Marczyk, Russell Pribanic
Life of this patent
Estimating the term…
Abstract
A barbed suture is provided. The barbed suture includes an elongate body and at least one barb extending from the elongate body. The elongate body defines a recess adjacent the at least one barb. Also provided is a method of making a barbed suture. The method includes the steps of providing a suture nest and a punch apparatus configured for operable engagement with the suture nest, loading a suture through the suture nest, engaging the punch apparatus with the suture nest, and disengaging the punch apparatus with the suture nest.
Claims9
A barbed suture comprising:
- an elongate body including an outer surface having a uniform cross-sectional profile;
- a first barb including a continuous outer surface having a leading edge and a trailing edge, wherein both the leading and trailing edges of the continuous outer surface extend directly from the outer surface of the elongate body, and the elongate body defines a curved, concave first recess adjacent the first barb, a boundary of the curved, concave first recess spaced from the leading and trailing edges of the continuous outer surface of the first barb;
- and
- a second barb opposed to the first barb and including a continuous outer surface having a leading portion and a trailing portion that extend directly from the outer surface of the elongate body.
1 more element
Dependencies are inferred from the claim text.