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Dimensional analysis is a powerful tool that is used in physics and engineering to understand and predict the behavior of physical systems. The basic idea behind dimensional analysis is to express physical quantities in terms of fundamental dimensions such as the mass, length, and time. Derived dimensions like the velocity, acceleration, and force are derived from the combinations of these fundamental dimensions.
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Mandibular reconstruction using customized three-dimensional titanium implant.

Yun-Whan Lee1, Hi-Jin You1, Jae-A Jung1

  • 1Department of Plastic Surgery, Korea University College of Medicine, Seoul, Korea.

Archives of Craniofacial Surgery
|June 21, 2018
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Summary
This summary is machine-generated.

This study presents a novel approach for mandibular reconstruction using a prefabricated titanium implant and an anterolateral thigh (ALT) flap. This method effectively restores facial symmetry and function after tumor excision without autologous bone grafting.

Keywords:
Computeraided designMandibular prosthesis implantationMandibular reconstructionTongue neoplasms

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Area of Science:

  • Oral and Maxillofacial Surgery
  • Plastic and Reconstructive Surgery
  • Biomaterials Engineering

Background:

  • Mandibular defects cause significant functional and aesthetic deficits.
  • Vascularized osteocutaneous tissue grafts are used for reconstruction but are difficult to shape precisely.
  • Existing reconstruction methods face challenges in achieving anatomical accuracy and avoiding donor site morbidity.

Purpose of the Study:

  • To evaluate the efficacy of a prefabricated titanium implant combined with an anterolateral thigh (ALT) flap for mandibular reconstruction.
  • To assess the functional and aesthetic outcomes of this combined surgical approach.
  • To determine the safety and long-term viability of this reconstruction technique.

Main Methods:

  • A 48-year-old female patient with recurrent tongue cancer underwent wide excision mandibulectomy.
  • Mandibular reconstruction was performed using a prefabricated titanium implant and an ipsilateral ALT flap.
  • The titanium implant was fixed to the condyle and parasymphysis, followed by ALT flap anastomosis.

Main Results:

  • Postoperative radiographs showed excellent implant positioning and acceptable facial symmetry.
  • The patient experienced no complications during a 14-month follow-up period.
  • Successful restoration of facial form and function was achieved.

Conclusions:

  • Prefabricated titanium implants offer a safe and effective solution for mandibular reconstruction.
  • This technique avoids the need for autologous bone grafting, reducing donor site morbidity.
  • The combined approach facilitates restoration of facial symmetry and functional integrity.