40
Participants
Start Date
January 17, 2019
Primary Completion Date
March 20, 2019
Study Completion Date
March 20, 2020
Immediate implant placement
Implants are placed in fresh socket
Angulated screw-retained crowns placement
To insert the restorations by angulated screw systems
Cemented crowns placement
To cement the restorations onto the implant abutment
Shanghai NinthPeoples' Hospital, Shanghai
Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University
OTHER