Impact of Alveolar Ridge Preservation on Implant Supported Restorations

Not Applicable

Recruiting

• Conditions: oral tissue deficiency; partial edentulism; Oral and Gastrointestinal - Normal oral and gastrointestinal development and function

• Registration Number: ACTRN12618000040268
• Lead Sponsor: niversity of Queensland

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2018-01-15
• Last Update Posted: 27 June 2022

Recruitment & Eligibility

• Status: Recruiting
• Sex: All
• Target Recruitment: 100

Inclusion Criteria

•Over 18 years of age, medically healthy or mild controlled systemic disease
•Required the replacement of single tooth in the anterior maxilla with an implant supported restoration and was bounded by natural teeth.
•The tooth is in-vivo
•No evidence of acute infection
•Implant primary stability can be achieved using an early implant placement protocol
•Adequate plaque control (full mouth plaque and bleeding on probing (BOP) scores less than or equal to 25%).
•Treated periodontal disease deemed to be stable and patients are enrolled into a supportive periodontal program.

Exclusion Criteria

•Advanced buccal wall defects
•Required multiple implant replacement either adjacent or part of a multi-unit implant supported restoration
•Less than 2mm of gingival tissue height on the buccal aspect
•A systemic medical condition that could interfere with surgical procedure or negatively impact bone turnover
•Pregnancy at the time of recruitment
•A physical handicap that would interfere with the ability to perform adequate oral hygiene
•Self-reported smoking of more than 10 cigarettes per day
•A reported history of local radiation therapy
•Untreated / unstable periodontal disease

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Volumetric ridge changes as measured using a 3D intra-oral scan at various time points[oPre-extraction (T-1)<br>oPre-implant placement (T1)<br>oDelivery of the implant supported restoration (T2)<br>o12 months post-placement of restoration (T3)<br>];Linear topographical ridge changes as measured using a 3D intra-oral scan at various time points[Pre-extraction (T-1)<br>oPre-implant placement (T1)<br>oDelivery of the implant supported restoration (T2)<br>o12 months post-placement of restoration (T3)<br>]