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Related Experiment Video

Updated: Oct 14, 2025

Three-Dimensional Reconstruction of Orbital Fractures
08:18

Three-Dimensional Reconstruction of Orbital Fractures

Published on: May 16, 2025

362

Patient specific implants in orbital reconstruction: A pilot study.

Larissa A Habib1, Michael K Yoon2,3

  • 1Department of Ophthalmology, Yale School of Medicine, New Haven, CT, USA.

American Journal of Ophthalmology Case Reports
|November 8, 2021
PubMed
Summary
This summary is machine-generated.

Patient-specific implants (PSI) offer a valuable solution for complex orbital reconstruction cases. These custom implants effectively restore orbital function and aesthetics, even in challenging defects where standard implants may fall short.

Keywords:
Orbit fractureOrbital reconstructionPatient specific implantSilent sinus syndrome

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Area of Science:

  • Ophthalmology
  • Plastic Surgery
  • Biomedical Engineering

Background:

  • Orbital skeleton repair is crucial for restoring globe position and extraocular muscle function.
  • Irregular defects and volume deficiencies present challenges for standard orbital implants.
  • Patient-specific implants (PSI) provide a tailored solution for complex orbital reconstructions.

Purpose of the Study:

  • To evaluate the efficacy of patient-specific implants (PSI) in complex orbital reconstruction.
  • To assess functional and aesthetic outcomes following PSI use in orbital defects.

Main Methods:

  • Retrospective review of eight patients undergoing PSI for orbital reconstruction (August 2016 - September 2018).
  • Implants fabricated from high-density porous polyethylene or polyetheretherketone (PEEK).
  • Analysis of demographic data, examination findings, and postoperative outcomes, including complications.

Main Results:

  • Eight patients (2 silent sinus syndrome, 3 complex fracture revisions, 3 post-oncologic reconstruction) received PSI.
  • All patients demonstrated improved functional and aesthetic results with no complications.
  • Significant resolution of diplopia and enophthalmos observed in fracture and silent sinus syndrome cases.

Conclusions:

  • Patient-specific implants (PSI) are effective in addressing complex orbital skeletal derangements.
  • PSI offer superior aesthetic and anatomical outcomes compared to standard implants in challenging cases.
  • PSI improve orbital functionality and patient satisfaction in complex reconstructive scenarios.