Patent ID: 7347324

Claim:
A packaged container containing an ocular perfusion/washing solution, the solution being prevented from generating gas bubbles that impair visibility during ophthalmic surgery, (1) the container being a gas-permeable plastic container; (2) the container being packaged in a gas-impermeable packaging member; (3) the packaged container comprising an interspace between the gas-permeable plastic container and the packaging member, wherein the interspace has a volume which is at least 4 times that of the total of a volume of headspace in the container and a volume of dissolved gas; and the interspace holds a mixed gas atmosphere of carbon dioxide and at least one species selected from helium and neon wherein the mixed gas atmosphere consists of 80 to 99 vol. % of at least one species selected from helium and neon and 1 to 20 vol. % of carbon dioxide.