RecruitingNot ApplicableNCT07199153

Accuracy of 3D Printed Custom-Made Registration Method for Dynamic Navigation Implant Surgery Using Mininavident in the Esthetic Zone: A Clinical Trial


Sponsor

Sherif Aly Sadek

Enrollment

10 participants

Start Date

Aug 10, 2025

Study Type

INTERVENTIONAL

Conditions

Summary

This clinical trial evaluates the accuracy of a 3D printed custom-made registration method for dynamic navigation implant surgery using the Mininavident system in the esthetic zone of the anterior maxilla. Ten patients with a single missing anterior tooth will undergo CBCT-based planning, intraoral scanning, and guided implant placement using 3D printed registration markers. Postoperative CBCT analysis will measure deviations between planned and placed implants in terms of angular, coronal, and apical positions. The study aims to determine whether 3D printed markers provide clinically acceptable accuracy (\<2 mm, \<5°) and to assess their feasibility as a reproducible alternative to standard registration methods.


Eligibility

Inclusion Criteria5

  • Single missing tooth in the anterior maxilla
  • ≥12 mm bone height and ≥5.5 mm width
  • D3 bone density
  • Angle's Class I occlusion
  • No systemic contraindications to implant surgery

Exclusion Criteria4

  • Heavy smoking or uncontrolled diabetes
  • Radiation therapy involving the head and neck
  • Parafunctional habits (e.g., bruxism)
  • Class III malocclusion or edge-to-edge bites

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Interventions

DEVICED Printed Custom Registration Marker for Dynamic Navigation

A patient-specific, 3D printed registration marker designed for use with the Mininavident dynamic navigation system. The marker is fabricated based on CBCT and intraoral scans, enabling accurate registration between virtual planning and clinical implant placement in the esthetic zone. Accuracy of placement is assessed through postoperative CBCT superimposition.


Locations(1)

Faculty of Dentistry, Cairo University

Cairo, Egypt

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NCT07199153