Kristian Kniha works in the private clinic for oral and maxillofacial surgery Kniha, Schlegel and colleagues in Munich. Dr. Kniha graduated from the Ludwig-Maximilians- University Munich, Germany, where he also obtained his doctorate. He spent his residency for oral surgery at the Department of Oral and Maxillofacial Surgery, University Hospital of RWTH Aachen, Germany. Furthermore, he subsequently habilitated in oral surgery at the University Hospital of RWTH Aachen, Germany. Dr. Kniha has been an invited speaker nationally and internationally, and has published articles in leading journals in the field of oral surgery.Karl Andreas Schlegel works in private practice in Munich, Germany. Prof. Dr. Dr. Dr. (Hu) Schlegel graduated at the Hannover Medical School, Germany, in 1989. He subsequently worked at the Universitäts-Zahnklinik Basel, Switzerland; the Clinic for Oral Surgery of the LMU Munich, Germany; in 1998 he graduated in medicine from Semmelweis University, Budapest, Hungary the Clinic for Oral and Maxillofacial Surgery / Plastic Surgery of the FSU Jena and the Clinic and Polyclinic for Oral and Maxillofacial Surgery of the FAU Erlangen-Nuremberg, Germany. He is Associate Professor at the Clinic for Oral and Maxillofacial Surgery at the FAU Erlangen-Nuremberg, Germany, and holds various positions at the Bavarian State Dental Association (BLZK), the Dental District Association of Munich City and County (ZBV), the Association of Statutory Health Insurance Dentists of Bavaria (KZVB) and the German Medical Association (BÄK). He is an active member of the Association for the Promotion of Scientific Dentistry in Bavaria e.V., and the Osteology Expert Council, Osteology Foundation, Luzern, Switzerland. Prof. Schlegel has been an invited speaker nationally and internationally, and has published articles in leading journals in the field of maxillofacialsurgery and implantology.Heinz Kniha works in private practice in Munich, Germany. Prof. Dr. Dr. Heinz Kniha spent his residency as oral and maxillofacial surgeon at the Ludwig-Maximilians-University Munich, Germany, and worked the Danube University Krems, Austria. He is Associate Professor at the Medical Faculty of the Ludwig-Maximilians-University of Munich, Germany. Prof. Dr. Dr. Kniha has been an invited speaker nationally and internationally, and has published articles in leading journals in the field of implantology.