Medical technical product, method for producing the same and providing the same for surgery
AssigneeAesculap AG
InventorsVolker Friedrich, Erich K. Odermatt, Christine Weis
Life of this patent
Estimating the term…
Abstract
A medicotechnical product for adhesion prophylaxis for the post-operative prevention of accretions in the body comprises at least one PVA (polyvinyl alcohol) selected from the group comprising uncrosslinked PVA with a molecular weight of 15,000 to 400,000, crosslinked PVA and mixtures thereof. The molecular weight of the PVA or the mixture is selected in such a way that it can be excreted via the kidneys substantially with no degradation of the PVA molecules.
Claims41
1-47. (canceled)
Method for prophylaxis of adhesions in surgery in human and veterinary medicine comprising administering a medicotechnical product comprising at least one PVA (polyvinyl alcohol) selected from the group consisting of uncrosslinked PVA with a molecular weight of 15,000 to 400,000, physically crosslinked PVA with a molecular weight of 15,000 to 400,000, and mixtures thereof and wherein the physical crosslinking is performed by freezing/thawing cycles.
The method according to 83, wherein nanoparticles are produced by freezing-thawing cycles.
Dependencies are inferred from the claim text.