Injection device for subretinal delivery of therapeutic agent

Abstract

To provide an injection apparatus for subretinal delivery of therapeutic agent.SOLUTION: An apparatus is provided, comprising: (a) a pad assembly, wherein the pad assembly is sized and configured to be placed on a forehead of a patient; (b) an injector assembly, wherein the injector assembly comprises: (i) a body, wherein the body is configured to be removably secured to the pad assembly, (ii) a flexible cannula extending distally from the body, wherein the cannula is sized to be inserted through an incision in an eye of a patient, and (iii) a needle slidably disposed in the cannula; (c) an injector driver, wherein the injector driver is operable to drive the needle longitudinally relative to the flexible cannula; and (d) a fluid source assembly in fluid communication with the needle.SELECTED DRAWING: Figure 1

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