Patent ID: 7655024
Filing Date: 2010-02-02
Classification: A61B

Abstract:
1. A surgical needle, which comprises: an elongated needle body defining a longitudinal y axis and x and z axes transverse to the y axis, the elongated needle body including a central shaft and having a first end for attachment to a suture and a second needle end for penetrating tissue, the second needle end including lower and upper opposed surfaces and single side surfaces extending continuously between the lower and upper surfaces and contiguous therewith, the upper surface and side surfaces intersecting to define opposed first and second side cutting edges extending to a pointed tip, the lower surface extending to a third cutting edge defined at the intersection of the side surfaces, the third cutting edge extending in oblique relation relative to the longitudinal axis of the needle body and terminating at the pointed tip, the second needle end having a transition area, a proximal portion of the second needle end disposed proximally of the transition area including a first length having a trapezoidal transverse cross-section and a distal portion of the second needle end disposed distally of the transition area including a second length having a triangular transverse cross-section, the first length being longer than the second length, at least a portion of the first length having an area that decreases distally towards the second needle end, and at least a portion of the first length having an area that decreases proximally towards the central shaft of the needle body.