Patent ID: 9504459
Filing Date: 2016-11-29
CPC Classification: A61B,A61F

Claim Text:
1. A surgical apparatus for use in assisting the performance of a procedure on an eye, the eye having a front and rear, a cornea, an iris defining a pupil, and a lens capsule behind the iris, the apparatus comprising: a frame having a front and rear, an axis extending in a front-to-rear direction, a first portion and a second portion, the first frame portion configured for being operatively connected to the iris, the operatively connected first frame portion extending around the axis and defining a perimeter around an interior area, the first frame portion comprising a plurality of iris engagement surfaces that cooperatively exert a pressure upon an inner edge of the iris around the pupil that maintains the pupil in an enlarged state, the second frame portion connected to the first frame portion by at least one support member configured so that at least a part of the second frame portion is maintained by the at least one support member spaced radially inwardly from the first frame portion within the interior area with the first frame portion operatively connected to the iris,