At this On-Line meeting, they talk about the possibilities of using the microscope in all areas of oral surgery. How the ergonomics of working with microscopes allows you to keep a doctor's health for many years. The operating microscope is a standard equipment of any dental office. Working with a microscope allows a dentist surgeon to save his patients from unreasonable suffering, as well as to work ergonomically, which preserves the doctor's health for many years. The information obtained on this webinar will allow you to better understand the required characteristics of the microscope and to know the basic concepts when working with such an optical device. The webinar material provides practical advice on the work of a dental surgeon with various skill levels, from the start to micro-chemical manipulations. A review of some possible, when working with an operating microscope, minimally invasive methods of bone augmentation and manipulation of soft tissues is given. The webinar is interesting for dentists-surgeons and dentists-orthopedists.