On May 7, 2020, dental surgeon Bagrat Smbatyan held an 2,5-hour online lesson to analyze a number of clinical cases. Doctor Smbatyan told how to make tissue flaps, focusing on their types and peculiarities. He also spoke about the biologic width, which describes the combined heights of the connective tissue and epithelial attachments to a tooth. In addition, the participants discussed a number of problems that may emerge during soft tissue transplantation, specifically the damage of palatine artery and its restoration.