Patent ID: 8876745
Filing Date: 2014-11-04
Classification: A61F

Abstract:
1. A phacoemulsification device, comprising: a shaft having a proximal end and a distal end; an applicator tip provided at the distal end; said shaft including an aspiration passageway extending within said shaft and said applicator tip having an aspiration port that is in flow communication with the aspiration passageway, and said shaft includes a shaft section having an exposed convoluted surface that extends longitudinally along said shaft section and, in cross-section, has a sinusoidal pattern; wherein, the exposed convoluted surface comprises a first set of projections and a second set of projections, with each projection presenting a curved surface at a radial outermost end; and the curved surfaces of the projections of the first set of projections are shorter than the curved surfaces of the projections of the second set of projections.