Patent ID: 8246644
Filing Date: 2012-08-21
Classification: A61F

Abstract:
1. An apparatus for the phacoemulsification of lens tissue, said apparatus comprising: a first instrument having a shaft insertable into a lens capsule and a manipulating tool tip, said first instrument having an irrigation port introducing irrigation fluid into said lens capsule; a second instrument, including an ultrasonically vibrated unsleeved needle insertable into the lens capsule and emulsifying the cataract therein, the needle including lumen therethrough aspirating emulsified cataract tissue and irrigation fluid from said lens capsule through a primary aspiration port defined by an end of said lumen, the unsleeved needle having a diameter enabling insertion of the unsleeved needle through a wound opening of less than about 2 mm; a plurality of manipulating tool tips; and a coupling medium removably coupling each of said plurality of tool tips to said shaft.