The Effect of Triangular Neck Design on Crestal Bone Loss
The Effect of Triangular Cross-section Neck Design on Crestal Bone Stability in the Anterior Mandible: A Retrospective Study With a 5-year Follow-up
1 other identifier
observational
17
1 country
1
Brief Summary
The objective of this retrospective study with 5-year follow-up was to compare crestal bone loss (CBL) and buccal bone thickness (BBT) around triangular cross-section neck (TN) to round neck (RN) implants retaining mandibular overdentures, using cone-beam computed tomography
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at below P25 for all trials
Started Sep 2022
Shorter than P25 for all trials
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
September 22, 2022
CompletedPrimary Completion
Last participant's last visit for primary outcome
February 1, 2023
CompletedStudy Completion
Last participant's last visit for all outcomes
February 1, 2023
CompletedFirst Submitted
Initial submission to the registry
February 12, 2023
CompletedFirst Posted
Study publicly available on registry
February 22, 2023
CompletedFebruary 22, 2023
February 1, 2023
4 months
February 12, 2023
February 12, 2023
Conditions
Keywords
Outcome Measures
Primary Outcomes (2)
comparison of crestal bone loss
February 2023
comparison of buccal bone thickness
February 2023
Study Arms (2)
triangular cross-section neck implant
round cross-section neck implant
Interventions
Dental implants with triangular cross-section neck design
Eligibility Criteria
Healty patients who was inserted dental implants with two different designs
You may qualify if:
- Patients over 18 years old.
- Mandibular total edentulism.
- Presence of sufficient residual bone width (\>5 mm) and length (\>10 mm).
- Sufficient keratinized gingiva crestally (≥4 mm).
- Sufficient interarch space.
- Sufficient vestibular depth.
- Patients had their teeth extracted at least three months before surgery.
You may not qualify if:
- Patients with any systemic disease or condition that can/could compromise osteointegration (cancer, diabetes mellitus, osteopo- rosis, and cardiovascular diseases).
- Presence of any drug use that could affect bone metabolism.
- Presence of immunocompromising conditions.
- Presence of any pathology in the mandible.
- Allergy to any drugs used in the postoperative period.
- Patients who are smokers.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
Kocaeli University
Kocaeli, Turkey (Türkiye)
MeSH Terms
Interventions
Intervention Hierarchy (Ancestors)
Study Design
- Study Type
- observational
- Observational Model
- OTHER
- Time Perspective
- RETROSPECTIVE
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Assist. Prof.
Study Record Dates
First Submitted
February 12, 2023
First Posted
February 22, 2023
Study Start
September 22, 2022
Primary Completion
February 1, 2023
Study Completion
February 1, 2023
Last Updated
February 22, 2023
Record last verified: 2023-02