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Reconstruction of lateral mandibular defects with dynamic bridging plates
N Zwetyenga1, J Pinsolle, F Siberchicot
1Department of Maxillofacial and Plastic Surgery, Centre Hospitalier Universitaire de Bordeaux, 33076 Bordeaux, Cedex, France. zwetyenga@aol.com
The British Journal of Oral & Maxillofacial Surgery
|August 15, 2002
Summary
Dynamic bridging plates offer a successful 78% success rate for reconstructing lateral mandibular defects in fragile patients. This method provides immediate, efficient repair, reducing operating time compared to traditional plates.
Area of Science:
- Oral and Maxillofacial Surgery
- Biomaterials Engineering
- Reconstructive Surgery
Background:
- Mandibular reconstruction is crucial for restoring function and aesthetics after trauma or oncological resection.
- Traditional methods often involve complex procedures and prolonged recovery times.
- Dynamic bridging plates offer a potentially simpler alternative for specific mandibular defects.
Purpose of the Study:
- To evaluate the long-term efficacy and outcomes of using dynamic bridging plates for primary reconstruction of lateral mandibular defects.
- To assess the success rate and complications associated with this technique in a cohort of fragile patients.
- To compare the performance of dynamic bridging plates with conventional reconstructive methods.
Main Methods:
- A retrospective study of 38 consecutive patients undergoing primary reconstruction for lateral mandibular defects using dynamic bridging plates between 1993 and 1999.
- Data collection included patient demographics, defect characteristics, surgical procedure details, follow-up duration, and outcomes.
- Success was defined as successful defect closure and functional restoration, excluding cases requiring plate removal due to local recurrence.
Main Results:
- The overall success rate for mandibular reconstruction using dynamic bridging plates was 78% in this fragile patient group.
- The mean follow-up period was 50 months, with plates removed after a mean of 20.4 months.
- No instances of plate fracture were reported, indicating good mechanical stability.
Conclusions:
- Dynamic bridging plates provide an immediate and efficient solution for lateral mandibular defects, particularly in fragile patients.
- The technique demonstrates a favorable success rate and good mechanical integrity, offering an alternative to conventional plates.
- These plates can also serve as a temporary measure, allowing for delayed free flap reconstruction if necessary.