Patent ID: 9326847
Filing Date: 2016-05-03
CPC Classification: A61F

Claim Text:
1. An ocular implant insertion apparatus, comprising: a main body defining a longitudinal axis; a plunger, movable relative to the main body, including a rod portion and an operational portion rotatably mounted on the rod portion; wherein one of the main body and the operational portion includes a helical slot and at least one longitudinally extending clearance groove that repeatedly intersects the helical slot; the other of the main body and the operational portion includes a protrusion that is sized and shaped to fit within the helical slot such that the protrusion will remain within the helical slot during rotation of the helical slot relative to the protrusion and is sized and shaped to fit within the at least one longitudinally extending clearance groove such that the protrusion will remain within the at least one longitudinally extending clearance groove during longitudinal movement of the at least one longitudinally extending clearance groove relative to the protrusion; and the respective configurations of the helical slot, the at least one longitudinally extending clearance groove and the protrusion are such that the protrusion can move from the helical slot to the at least one longitudinally extending clearance groove and from the at least one longitudinally extending clearance groove to the helical slot.