A system for cleaning contact lenses

A - Human Necessities – 61 – L

Patent

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Details

A61L 12/00 (2006.01) A61J 1/00 (2006.01) A61L 12/08 (2006.01)

Patent

CA 2355237

A container means suitable for holding at least one substance for use in a process for cleaning contact lenses using a fluid, the container means comprising: at least one first and at least one second part assembled/combined to form a sealed cavity for holding the at least one substance, the second part(s) being formed of a material having a second expansion coefficient when embedded in the fluid and being at least substantially insoluble in the fluid, the second part(s) having outer surface(s) constituting part(s) of an outer surface of the container means, the first part(s) being formed of a material having a first expansion coefficient when embedded in the fluid and being at least substantially insoluble in the fluid. The container means being characterised in that it further comprises orientation means for orientation of the container means relative to the horizontal direction when positioned in a receptacle adapted to hold the container means, the contact lenses, and the fluid during cleaning of the contact lenses.

L'invention concerne des moyens conteneurs conçus pour contenir au moins une substance à utiliser dans un procédé de nettoyage de verres de contact sous forme de liquide. Les moyens conteneurs comprennent au moins une première et au moins une seconde partie assemblée/combinée de manière à former une cavité étanche destinée à contenir au moins une substance, la(les) seconde(s) partie(s) étant formée(s) d'une matière présentant un second coefficient d'expansion lorsqu'elle(s) est(sont) plongée(s) dans le liquide et étant au moins sensiblement insoluble(s) dans le liquide. La(les) seconde(s) partie(s) est(sont) fabriquée(s) en une matière ayant un premier coefficient d'expansion lorsqu'elle(s) est(sont) plongée(s) dans le liquide et est(sont) au moins sensiblement insoluble(s) dans le liquide. Les moyens conteneurs sont quant à eux formés de moyens d'orientation permettant leur orientation dans les sens horizontal lorsqu'ils sont placés dans un réceptacle conçu pour contenir les moyens conteneurs, les verres de contact et le liquide au cours du nettoyage des verres de contact.

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