The Effects of Dis/Reconnection of Implant Abutments on Peri-implant Bone Levels

Completed · Not applicable

Conditions studied: Bone Loss, Implant Complication, Gingival Recession

In brief

The aim of this study was to evaluate the effects of definitive abutment connection at the time of implant placement on peri-implant bone levels and soft tissue changes in posterior maxilla and mandible regions.

Key facts

Study ID

NCT04043286

Run by

Loma Linda University

People needed

19

Starts

2019-09-30

Expected to finish

2023-09-18

Last updated by the study team

2024-12-04

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Minimum age 18
• Good oral hygiene
• Healed site that possess two or more missing teeth in the maxillary or mandibular posterior region (excluding third molars)
• Adequate bone to accommodate at least a 4.3 mm diameter and 8mm length implant at each site
• Have at least 8mm interocclusal restorative space
• Willing to participate and attend the planned follow-up visits.

You may not qualify if…

• History of alcohol/drug dependency, or any medical, physical, or psychological factor that might affect the surgical or prosthodontic procedures and follow-up examinations
• History of radiation therapy to the head and neck region
• History or current habit of smoking
• History or current habit of bruxism
• No opposing occluding dentition or prostheses
• Need for bone augmentation during implant placement
• Implant insertion torque value <35 Ncm

Where it is running

• Loma Linda University, School of Dentistry — Loma Linda, California, United States

Full record on ClinicalTrials.gov

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