Claims for Patent: 6,372,449

Summary for Patent: 6,372,449

Title:	Opthalmic methods and uses
Abstract:	Ophthalmic membranes and uses are described. Intraocular membranes and structures within the eye are identified by instilling into the eye a trypan blue solution which marks in a visually identifiable manner intraocular membranes and structures within the eye.
Inventor(s):	Coroneo; Minos Theodore (Randwick, New South Wales, AU)
Assignee:
Application Number:	09/438,448
Patent Claims:	1. A method for the identification of intraocular membranes and structures within the eye, which comprises instilling into the eye a trypan blue solution which solution marks in a visually identifiable manner intraocular membranes and structures within the eye. 2. A method according to claim 1 wherein said trypan blue solution contains 0.05% w/w to 3% w/w trypan blue. 3. A method according to claim 1 wherein said intraocular membrane is the epiretinal or internal limiting membrane of the retina. 4. A method according to claim 1 wherein said intraocular membranes are pathological membranes. 5. A method according to claim 4 wherein said membrane results from proliferative vitreoretinopathy. 6. A method according to claim 1 wherein following visual identification of a membrane, the membrane is surgically treated. 7. A method according to claim 6 wherein said surgical treatment is selected from removal, lifting, repositioning or reduction in size.