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Updated: Jul 10, 2026

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Real-Time Dynamic Navigation System for the Precise Quad-Zygomatic Implant Placement in a Patient with a Severely Atrophic Maxilla
Published on: October 18, 2021
A protocol for maxillary reconstruction following oncology resection using zygomatic implants.
John G Boyes-Varley1, Dale G Howes, Keith D Davidge-Pitts
1Division of Maxillo-Facial and Oral Surgery, Department of Surgery, University of the Witwatersrand, Johannesburg, South Africa. boyesvarley@morningsidemfos.co.za
The International Journal of Prosthodontics
|October 20, 2007
Summary
This study presents a surgical and prosthodontic protocol for patients with head and neck cancer requiring maxillary resection. The protocol simplifies rehabilitation, improving functional and esthetic outcomes with reduced complications.
Area of Science:
- Oral and Maxillofacial Surgery
- Prosthodontics
- Oncology Rehabilitation
Background:
- Maxillary resection due to head and neck malignancies presents significant reconstructive challenges.
- Restoring function and aesthetics after extensive maxillary defects is crucial for patient quality of life.
Purpose of the Study:
- To present a comprehensive surgical and prosthodontic reconstructive protocol for patients undergoing maxillary resection.
- To evaluate the efficacy of this protocol in achieving functional and esthetic rehabilitation.
Main Methods:
- Development and application of a 7-year protocol for 20 patients with head and neck cancer.
- Protocol includes diagnosis, resection with immediate implant placement, temporary obturation, and prosthodontic rehabilitation.
- Reconstruction utilized fixed-removable overdentures or fixed prostheses, with or without obturators.
Main Results:
- Successful functional and esthetic rehabilitation in almost all patients with maxillary defects.
- Protocol application led to reduced surgical intervention, hospitalization, morbidity, and treatment time.
- Long-term success evaluated using clinical, radiologic, esthetic, and functional criteria over 6-96 months.
Conclusions:
- The presented protocol effectively rehabilitates patients with maxillary defects following oncologic resection.
- This approach simplifies management, enhancing outcomes and patient well-being.
- Standard implantology and prosthodontic principles are integral to the protocol's success.
