Oral implantatation is a common treatment for a variety of oral diseases by planting artificial implants to restore dental function and have the effect of oral aesthetic repair. However, after implantation, patients have the risk of peri-implantitis, which can lead to the failure of implantation, not only affecting the patient's implantation effect, but also increasing the patient's medical expenses. Therefore, it is necessary to take effective preventive nursing measures in time. This paper summarizes the periimplantitis, and reviews its pathogenic risk factors and preventive nursing measures, so as to provide reference for clinical nursing.