Process for extracting biomedical devices

Details Process for extracting biomedical devices Process for extracting biomedical devices

A - Human Necessities

61

L

A61L 27/18 (2006.01) A61L 12/04 (2006.01) A61L 12/14 (2006.01) B29C 71/00 (2006.01) B29D 11/00 (2006.01) C08J 7/02 (2006.01) G02B 1/04 (2006.01)

Patent

CA 2480577

A process for treating biomedical devices, especially contact lenses, involves contacting polymeric devices containing extractables with a solvent that dissolves and removes the extractables from the devices. The devices are subjected to at least two treatments with fresh solvent to remove extractables in the devices.

La présente invention concerne un procédé de traitement de dispositifs biomédicaux, notamment de lentilles de contact, qui consiste à mettre en contact des dispositifs polymères contenant des matières extractibles avec un solvant qui dissout les matières extractibles et les élimine des dispositifs. Les dispositifs sont soumis à au moins deux traitements avec du solvant frais pour éliminer les matières extractibles se trouvant dans lesdits dispositifs.

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