Patent ID: 7604647

Claim:
An ophthalmic trocar comprising: a handle having a top surface and a bottom surface, the handle including a body portion having a longitudinal axis extending along a longitudinal direction; a pair of arms, each arm extending from the body portion in the longitudinal direction to a free, distal end such that the distal ends of each arm are not connected to one another and having an inner surface, the pair of arms at least partially defining a longitudinally extending aperture that is visible during use; and a rib on each arm, each rib extending from the inner surface of its respective arm into the longitudinally extending aperture; a slide positioned between the pair of arms, the slide having a channel configured to receive the rib, and movable along the ribs in the longitudinal direction between a retracted position and an extended position; and a needle coupled to the slide and movable along with the slide between the retracted position and the extended position, the needle positioned substantially entirely within an outer periphery of the handle in the retracted position, at least a portion of the needle extending beyond the periphery of the handle in the extended position.