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[Computer aided design and three-dimensional printing for apicoectomy guide template].

L Peng1, Z H Wang1, Y C Sun2

  • 1Department of Conservative Dentistry and Endodontics, Peking University School and Hospital of Stomatology & National Clinical Research Center for Oral Diseases & National Engineering Laboratory for Digital and Material Technology of Stomatology & Beijing Key Laboratory of Digital Stomatology, Beijing 100081, China.

Beijing Da Xue Xue Bao. Yi Xue Ban = Journal of Peking University. Health Sciences
|October 20, 2018
PubMed
Summary
This summary is machine-generated.

This study presents a novel method for creating custom apicoectomy surgical guides using 3D printing. The developed technique combines multi-source data, computer-aided design, and fused deposition modeling for precise dental procedures.

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Area of Science:

  • Biomedical Engineering
  • Dental Surgery
  • Digital Dentistry

Background:

  • Apicoectomy requires precise surgical execution.
  • Traditional methods may lack accuracy.
  • Custom surgical guides can improve precision.

Purpose of the Study:

  • To establish a method for designing and manufacturing apicoectomy guide templates.
  • To utilize multi-source data fusion, computer-aided design (CAD), and fused deposition modeling (FDM).
  • To preliminarily evaluate the feasibility of the guide template through in vitro experiments.

Main Methods:

  • Data acquisition through optical and cone-beam computed tomography (CBCT) scanning.
  • Multi-source data fusion and virtual 3D simulation using Geomagic Studio.
  • 3D printing of the surgical guide template using polylactic acid (PLA) via FDM.
  • In vitro evaluation of the guide template's accuracy on a plaster model.

Main Results:

  • The apicoectomy guide template was successfully designed and manufactured.
  • In vitro testing showed a resection length of 2.88 mm (0.12 mm deviation from 3 mm).
  • The resection angle was 77.9° (12.1° deviation from 90°).

Conclusions:

  • A digital design and production method for apicoectomy guide templates was successfully established.
  • The combined use of multi-source data fusion, CAD, and FDM is feasible for creating surgical guides.
  • This method offers a reference for developing specialized domestic software for digital apicoectomy guide template design.