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US 4,792,331 AGranted
Device for obtaining and administering unilamellar liposomes
AssigneesCentre National De La Recherche Scientifique, Institut National de la Sante et de la Recherche Medicale
InventorsJean Philippot, Jean-Pierre Liautard
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Abstract
A device for obtaining unilamellar liposomes comprising means for forming a solution of lipids, a detergent (octylglucoside) and a pharmaceutically active substance; means for taking an aliquot quantity of said solution; permeable and/or semipermeable membrane partitions for eliminating said detergent by dialysis with polymers in the form of beads; and means for administering to patients the resulting solution free of detergent.
Claims1
A device for obtaining unilamellar liposomes comprising:
- means for forming a solution of lipids, a detergent selected from the group consisting of octylglucosides, and a pharmaceutically active substance;
- means for taking an aliquot quantity of said solution;
- permeable and/or semipermeable membrane partitions for eliminating said detergent by dialysis with polymers in the form of beads;
- and
- means for administering to patients the resulting solution free of detergent.
2 more elements
Dependencies are inferred from the claim text.