Patent Number: 6,165,490

Title: Biological material, method of preparing such materials, uses thereof and products made therefrom

Abstract: A biological material is prepared for use in ophthalmology by steps of providing animal pericardium, subjecting the animal pericardium to multiple steps of freezing and thawing in a salt solution and incubating the animal pericardium in a solution of ammonia and ethyl alcohol. The multiple steps of freezing and thawing are conducted in a mixture of about 0.9% sodium chloride solution and distilled water in about 1:1 proportions of sodium chloride solution to distilled water. The incubating step is conducted in a mixture of 1% ammonia solution and 1% ethyl alcohol solution in about 1:1 proportions of ammonia solution to ethyl alcohol solution over a period of 48 to 72 hours.

Inventors: Fedorov; Svyatoslav Nikolayevich (Moscow, RU), Bagrov; Sergei Nikolayevich (Moscow, RU), Larionov; Yevgeny Viktorovich (Moscow, RU)

Assignee: STAAR Surgical AG

International Classification: A61K 35/34 (20060101); A61K 035/34 ()

Expiration Date: 12/26/2017