INTRARETINAL DELIVERY AND WITHDRAWAL INSTRUMENTS

摘要

An intraretinal delivery and withdrawal instrument which has (a) a curved, distal frame for insertion into an orbit, which insertion is effected (i) inferior to the supraorbital ridge, (ii) superior to the eye, and (iii) in a caudal direction so as to reach the retina; (b) a tip for penetration into the subretinal region of the eye connected to the frame; and (c) an adjustable collar connected to the tip which collar is capable of being positioned so that the collar regulates the depth of tip penetration into the subretinal region including methods for uses thereof.