Edentulous ridge and rehabilitation of masticatory function with dental implants. Other endosseous dental implant failure
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: ASA I and II No debilitating systemic problems At least 18 years old Candidate for mandibular molar and premolar area Angel class I dental occlusion
Exclusion criteria
Exclusion criteria: Implant inserted for an overdenture Class 2 and 3 angle classification of malocclusions Bone qualities of D1 and D4 Fixture exposure due to insufficient bone width during the surgical process and need for guided bone regeneration (GBR) Infection of implant site Presence of partial or absolute contra-indication for implant treatment Uncontrolled metabolic diseases Osteoporosis Recent episodes of radio- and chemotherapy and bone disease Osteomalacia Paget's disease Periodontal complications and poor oral hygiene before the surgery (grade 2 or 3, Loe and Silness gingival index and plaque index>15% according to O’Leary index) Heavy tobacco users Patients who needed guided bone regeneration around their dental implants
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Marginal bone resorption around dental implants. Timepoint: Bone level in relation to dental implant at time of surgery, three months and six months after surgery. Method of measurement: standardized radiographical measurements. | — |
Secondary
| Measure | Time frame |
|---|---|
| Each intervention influencing the amount of resorption. Timepoint: After 3 and 6 month. Method of measurement: Radiographic measurement. | — |
Countries
Iran (Islamic Republic of)
Contacts
Shiraz University of Medical Sciences