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The Bell BriefFrom Dr. Jennifer Bell, DDS
MEDIUMResearchTier 1

Marginal Bone Loss Around Bone‐Level Fully Guided Implants With Direct Implant Connection Versus Intermediate Abutment: A Randomized Clinical Trial

SourceClinical Oral Implants ResearchTier 1Peer-Reviewed Research

By Jordi Gargallo‐Albiol, María José Zilleruelo‐Pozo, Anna Treserra‐Parra, Ernest Lucas‐Taulé, Daniel Paternostro‐Betancourt, Federico Hernandez‐Alfaro

Originally at onlinelibrary.wiley.com

Summary & scoring by The Bell Brief (Dr. Jennifer Bell) using the Drill-Down Protocol (Drill-Down Score) — not the original publisher.

Why it matters for dental

Implantologists and restorative dentists should note that direct implant-level connections may reduce marginal bone loss compared to intermediate-abutment designs, potentially improving long-term implant stability and reducing peri-implant complications.

Key points

  • Randomized clinical trial published in Clinical Oral Implants Research (Aug 2026) comparing fully guided bone-level implants restored with direct implant connection vs. intermediate abutment.
  • Primary outcome measured was marginal bone loss; direct-to-implant connection showed statistically lower bone loss at follow-up.
  • Trial included fully guided placement protocols, so findings are most applicable to practices using digital implant workflows.
  • Results suggest that eliminating an intermediate abutment could be a simple protocol change to preserve crestal bone, especially in esthetic zones or thin biotypes.

Who should care

SpecialistAcademia

Read the original on Clinical Oral Implants Research

Full reporting and any paywall content live on onlinelibrary.wiley.com. We summarize and score; we do not republish.

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