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US 6,150,581 AGranted
Chitosan/alginate anti-adhesion barrier
AssigneeUnited States Surgical Corporation
InventorsYing Jiang, Mark S. Roby
Life of this patent
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Abstract
Chitosan/alginate post-surgical anti-adhesion barriers, methods of preventing post-surgical adhesions, and methods and devices for forming post-surgical anti-adhesion barriers are provided. An aqueous solution of chitosan and a complexing agent, and an aqueous solution of alginate are combined to form an anti-adhesion barrier at a site of surgical intervention. A medicinal agent may optionally be incorporated.
Claims18
A method of preventing post-surgical adhesions comprising:
- providing an aqueous solution of chitosan and a complexing agent;
- providing an aqueous solution of alginate;
- and
- combining the chitosan/complexing agent solution with the alginate solution to form an anti-adhesion barrier at a site of surgical intervention.
1 more element
A method of forming a post-surgical adhesion barrier comprising:
- providing an aqueous solution of chitosan and a complexing agent;
- providing an aqueous solution of alginate;
- and
- combining the chitosan/complexing agent solution with the alginate solution to form an anti-adhesion barrier at a site of surgical intervention.
1 more element
Dependencies are inferred from the claim text.