Biological tissue, namely processed animal tissue to facilitate regeneration of soft tissue for dental purposes; wound dressings; pharmaceutical preparations for oral and maxillofacial tissue regeneration and reconstruction; resorbable material in the nature of dental surgical implants comprised of biological tissues for oral and maxillofacial tissue regeneration; resorbable material in the nature of dental surgical implants comprising living animal tissue for use in guided tissue procedures; porcine xenograft tissue for dental use.