Patent ID: 8287484

Claim:
A multi-purpose phacoemulsification needle, comprising: a needle body disposed about a centerline and having a lumen disposed therein, the lumen having a surface and a first cross-sectional area normal to the centerline; a proximal end adapted for attachment to a phacoemulsification handpiece; and a distal tip comprising an arcuate surface and a face with a port therein, the port having a second cross-sectional area in a plane generally parallel to the face and being in fluid communication with an internal cavity, the internal cavity having a third cross-sectional area normal to the centerline and being in fluid communication with the lumen, and the internal cavity having a surface portion disposed about the port, the distal tip comprising a continuous surface free of discontinuities extending from the surface of a distal portion of the lumen to a perimeter of the port to a distal portion of the needle body; the third cross-sectional area being greater than the first cross-sectional area and greater than the second cross-sectional area.