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A Study of the Crestal Bone Loss Around Bone Level Versus Tissue Level Implants in Non-compliant Patients With Healthy or Reduced Periodontium After 5-8 Years in Function

Launched by SAINT-JOSEPH UNIVERSITY · Jun 25, 2021

Trial Information

Current as of June 06, 2025

Unknown status

Keywords

Oral Hygiene Dental Implant Periodontal Maintenance Marginal Bone Loss Tissue Level Implant Bone Level Implant Internal Connection External Connection

ClinConnect Summary

On the individual sheet for each patient, the data concerning the name, age, sex, general condition, smoking status, periodontal status , the number of follow-up sessions and the plaque index as well as bleeding on probing (if noted in the file before placing the implants) will be recorded.

Then, the data concerning the implant such as the site (maxilla or mandibular), the type of implant, the length, the diameter, the surface, sealed or screwed, presence of a cantilever, hiatus or over-contour, a one or two surgical time, the date of placement and the number of years of operation will als...

Gender

ALL

Eligibility criteria

  • Inclusion Criteria:
  • Patients who have undergone the initial phase followed by implant placement in the posterior region.
  • Implants placed for more than 5 years.
  • * The implant systems selected are:
  • Tissue Level Implants: Straumann (Straumann Dental Implants System, Switzerland),
  • Bone Level implants: Branemark, 3i Biomet (external and internal connection), Nobel replace and Astra.
  • Patients who did not comply with the maintenance program and who missed more than 30% of appointments.
  • Exclusion Criteria:
  • Systemic diseases (uncontrolled diabetes, drugs which may affect bone metabolism).
  • Totally edentulous.
  • Severe periodontitis not stabilized
  • Inappropriate, unavailable or distorted x-rays.
  • Augmented sites.
  • Implants placed at a supra or infraosseous level.
  • Implants placed immediately after extraction.

About Saint Joseph University

Saint-Joseph University (USJ) is a prestigious academic institution located in Beirut, Lebanon, renowned for its commitment to excellence in education and research. With a strong emphasis on interdisciplinary collaboration, USJ actively engages in clinical trials aimed at advancing medical knowledge and improving patient care. The university's research initiatives are supported by a team of experienced professionals, state-of-the-art facilities, and a robust network of partnerships with local and international health organizations. USJ is dedicated to ethical practices and the highest standards of scientific rigor, ensuring that its clinical trials contribute meaningfully to the healthcare landscape.

Locations

Beirut, Mount Lebanon, Lebanon

Patients applied

0 patients applied

Timeline

First submit

Trial launched

Trial updated

Estimated completion

Not reported

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