Immediate implant placement versus alveolar ridge preservation withdelayed implant placement: a randomized controlled clinical trial onpatient-reported outcome measures (IIP vs ARP)

Not Applicable

Recruiting

Conditions: K00-K14
Diseases of oral cavity, salivary glands and jaws

Registration Number: DRKS00032281

Lead Sponsor: Zentrum für Zahnmedizin, Universität Zürich

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Recruiting

Sex: All

Target Recruitment: 50

Inclusion Criteria

• Presence of a failing tooth in the anterior region
• Planned implant site with at least one neighboring tooth present
• Periodontally healthy patients (periodontal probing depths ? 4 mm) (full mouth)
• Good oral hygiene (full mouth plaque index <25%; (O'Leary et al., 1972)
• Adequate control of inflammation (full mouth bleeding on probing <25%; (Ainamo & Bay, 1975)
• Capability to comply with the study procedures
• Informed consent as documented by signature

Exclusion Criteria

• Pregnant or lactating women
• Known or suspected non-compliance, drug or alcohol abuse
• Smokers (>10 cigarettes/day)
• Currently taking drugs that influence bone metabolism
• Systemic or local conditions presenting a contraindication to implant treatment
• Use of bisphosphonates in the last 5 years
• History of radiotherapy or chemotherapy for malignancy in the past 5 years

Study & Design

Study Type: interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
The primary outcome of the study will be the midfacial mucosal recession between pre-extraction and crown delivery ( 2 weeks after crown delivery).

Secondary Outcome Measures

Name	Time	Method
-Overall patient satisfaction at several timepoints<br>-OHIP-14 at several time points<br>- Pain evaluation after each intervention (extraction and implant placement)<br>- Overall dentist satisfaction at several time points<br>- Horizontal thickness (in mm) of the regenerated bone at the buccal aspect of the implant at several time points<br>- Clinical parameters (PD, PCR, mBSI, BOP, KM, crown height) of the study site and of the adjacent teeth at screening and at the different later time-points <br>