Former Head of the Department of Oral & Maxillofacial Surgery,The Padeh-Poriya Medical Center, Tiberias Israel.(2002-2014).In 1973 he graduated from the Faculty of Dentistry, at the Hebrew University, in Jerusalem. Specializing in Oral & Maxillofacial Surgery at Poriya Hospital, Tiberias, Israel, and Queen Victoria Hospital East-Grinstead, England, and completed his specialization in 1980. Served as president of the Israeli Society for Oral & Maxillofacial Surgery between 2001-2004. Awarded Senior lecturer at the Medicine Faculty of Bar Ilan University in Israel. Over the years, Dr. Laster has invented and developed 20 innovative surgical instruments and techniques for fracture fixation; Introduced a special new implant for post extraction immediate loading as well as an implant for implantation in the resorbed posterior maxilla without the need for sinus floor lifting and bone filling. In addition, he invented two special alveolar crest distractors. Dr. Laster authored 7 Chapters in 6 books and 29 articles in numerous publications and is frequently invited to various centers, professional trade - shows and highly respected conferences around the globe to lecture as a keynote lecturer and perform demonstrative operations.