Professor Faculty of Dentistry, University Alexandria v.Professor Faculty of Dentistry, Health Science University Vientiane Specialist for cosmetic and reconstructive Maxillofacial Surgery Specialist for General Dentistry, Oral Surgery and Implantology Member of the Austrian Society of Oral and Maxillofacial Surgeons Current Affiliations: Director of the Center for Facial Esthetics – Vienna Senior Surgeon General Hospital “Hietzing”, Dep. of Oral & Maxillofacial Surgery and Dentistry Consiliary CMF-Specialist of the Traumatology Department of the Wilhelminen-Hospital of the City of Vienna Consiliary CMF-Specialist of the Hospital “Brothers of Mercy” of the Federal City of Eisenstadt permanent Specialist of the private clinic “Confraternitaet”, Vienna President of the International Academy for Ultrasonic Surgery and Implantology (IAUSI, www.iausi.org/) Founding Member of the TKW-Research-Group (Dr. Trödhan, Dr. Kurrek/GER, Dr. Wainwright GER/USA) Co-Editor “International Journal of Oral and Craniofacial Science” (IJOCS), Peertechz.com-Publishing House Reviewer “British Journal of Medicine and Medical Research” Editorial Board Member of “Alexandria Dental Journal” issued by the Alexandria University Description: v.Prof.Dr.Dr. Angelo Troedhan is specialist in Craniomaxillofacial Surgery with focus on traumatology, reconstructive and cosmetic surgery of the face and with a double-approbation also specialist in Dentistry. As leading ultrasonic surgeon and scientist in ultrasonic surgery, dental implantology, bone-augmentation and maxillofacial surgery he is a permanent invited speaker, lecturer and teaching surgeon at universities worldwide and at international congresses and workshops throughout the world As member of the TKW-research-group – co-founded by him – since 2005 he developed and published scientific backgrounds and clinical studies regarding ultrasonic-surgical devices and surgical protocols as well as implant-systems and currently chairs – as one of the founders of ultrasonic surgery – the International Academy of Ultrasonic Surgery and Implantology. He is Co-Editor of the “International Journal of Oral and Craniofacial Science” (IJOCS) and “International Journal of Surgery and Surgical Procedures” (IJSSP) and editorial board member of the “Alexandria Dental Journal”, published by the Alexandria University Egypt.