From: Performance of the counter-torque technique in the explantation of nonmobile dental implants
Patient | Location | Manufacturer | Abutment connection | Type of fracture | Location of the fracture | Category of bone support around the implant (%) | Use of trephine bur |
---|---|---|---|---|---|---|---|
1 | 25 | Unknown | Internal | Complete fracture | Implant body (apical third) | 76–100 | No |
14 | Unknown | Internal | Complete fracture | Implant body (apical third) | 76–100 | Yes | |
2 | 15 | Nobel | Internal | Fissure line | Implant neck | 51–75 | Yes |
3 | 14 | Nobel | External | Fissure line | Implant neck | 26–50 | No |
37 | Nobel | External | Fissure line | Implant neck | 0–25 | No | |
4 | 46 | Nobel | Internal | Fissure line | Implant neck | 51–75 | Yes |
5 | 34 | Modus | External | Fissure line | Implant neck | 76–100 | No |
6 | 31 | Biotech | Internal | Complete fracture | Implant body (apical third) | 0–25 | No |
32 | Biotech | Internal | Complete fracture | Implant body (apical third) | 26–50 | No | |
7 | 43 | Unknown | External | Complete fracture | Implant body (apical third) | 51–75 | No |