Beta-Tricalcium Phosphate Grafting of Peri-implant Jumping Gaps Greater Than 2 mm in Immediate Implants

NCT07709676 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 16

Last updated 2026-07-16

No results posted yet for this study

Summary

This randomized controlled trial evaluated whether grafting the peri-implant "jumping gap" with injectable β-tricalcium phosphate (β-TCP) improves outcomes after immediate implant placement in sites where the horizontal gap between the implant surface and the surrounding socket wall exceeds 2 mm. Sixteen patients (a total of 39 immediate implants in the maxillary anterior and premolar regions) were randomly allocated in a 1:1 ratio to a test group (peri-implant gap filled with injectable β-TCP) or a control group (no grafting). The patient was the unit of analysis. The primary outcome was implant stability, measured by resonance frequency analysis and expressed as the implant stability quotient (ISQ) at baseline, 3 months, and 6 months. The secondary outcome was peri-implant bone density, monitored on standardized digital periapical radiographs (baseline, 3, and 6 months) and quantified at 6 months by a single cone-beam computed tomography (CBCT) scan.

Conditions

  • Tooth Loss in the Anterior Maxilla
  • Alveolar Bone Loss* / Therapy

Interventions

DEVICE

Experimental: Test: beta-tricalcium phosphate grafting

A β-tricalcium phosphate synthetic bone substitute supplied ready-to-use in a putty carrier (Bonegraft Biomaterials Co., Ltd., Daegu, South Korea), placed into the peri-implant jumping gap (greater th

Sponsors & Collaborators

  • Minia University

    lead OTHER

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Model
PARALLEL

Eligibility

Min Age
20 Years
Max Age
50 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2024-12-01
Primary Completion
2025-11-01
Completion
2025-11-01

Countries

  • Egypt

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT07709676 on ClinicalTrials.gov