The first patient in the world has been in use for over 40 years, from 1965 until his death. The second patient is approaching 50 years and is setting new records every day because he has not yet died and is still in use. The Dental Hospital’s Implantology Department, the top specialized department, has a success rate of 97% over 10 years, which is at an international advanced level, but it cannot do 100%. In general, the effectiveness of implants depends mainly on the level of skill of the doctor and the quality of the implant, and with longer use, it is more and more important how the patient uses, maintains and cleans them.