Cybertech gelatine sponges with colloidal silver are an efficient and biocompatible product for post extraction treatment. The colloidal silver also has a bactericidal depot effect. The gelatine sponges promote coagulation and heamostasis, support healing, prevent infection through their antimicrobial effect, prevent post operative heamorrhage and the formation of secondary cavities. The sponges are resorbable, sterile and can be cut to size.