The treatment and healing of chronic wounds represents an ongoing challenge in surgery and can be a longterm affair causing significant financial burden for health-care systems with the current therapy options. These include many different types of wound dressing, the use of negative pressure wound therapy (NPWT), autolog skin grafts and complicated flap coverings with the associated intra-and postoperative risks and requirements. Fish skin from cod, which is very similar to human skin, offers

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... new therapy option. We present our first experiences with fish skin in the treatment of chronic wounds. Material and Method: This is a series of cases of patientes with chronic wounds of the lower extremities, where traditional methods have failed. In our cases, the application of fish skin resulted in complete healing of the wounds. Conclusion: Our first clinical experiences show, that the use of fish skin on chronic wounds has clearly therapeutical potential as a treatment alternative. The clinical effectiveness and cost -effectiveness of this therapy option have been proven in numerous clinical studies. A re-operation is not necessary, the method is safe and no side effects are described.