Collagen for medical purposes; Biodegradable implants for use in guided tissue regeneration; Implants for guided tissue regeneration; Surgical implants grown from stem cells (living tissues); Therapeutic agents (medical); Therapeutic biological products (medical); Medical preparations; Implant materials for use in guided tissue regeneration in surgery; Implantable materials for use in guided tissue regeneration; Guided tissue regeneration materials; Biological preparations for medical purposes; Tissue-regenerative medical preparations; Tissues for medical use; Surgical dressings incorporating collagen; Surgical dressings made from collagen; Tissue-regenerative pharmaceutical preparations; Tissues for surgical use

Medical implants; Surgical implants (prosthesis) for use in human medicine; Surgical implants comprised of artificial materials; Surgical prostheses; Surgical implants comprised of artificial materials for use in guided tissue regeneration; Artificial materials for use in guided tissue regeneration; Surgical implants comprised of artificial materials for replacing human tissue; Artificial replacement materials for human tissue; Artifical replacement materials for animal tissue; Apparatus for nerve stimulation; Nerve muscle stimulators; Orthopaedic implants; Artificial orthopaedic implants; Orthopaedic apparatus; Orthopaedic articles; Orthopaedic healing aids