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Piezoelectric surgery in mandibular split crest technique with immediate implant placement: a case report
F Belleggia1, A Pozzi, M Rocci
1Private practice, Rome, Italy.
ORAL & Implantology
|January 4, 2013
Summary
Piezoelectric ridge expansion effectively augments horizontally atrophied mandibular ridges, enabling simultaneous implant placement in a single stage. This minimally invasive technique facilitates bone regeneration and reduces overall treatment time for dental implants.
Area of Science:
- Oral and Maxillofacial Surgery
- Periodontology
- Dental Implantology
Background:
- Rehabilitating thin edentulous ridges with horizontal atrophy requires bone augmentation.
- Ridge expansion techniques allow simultaneous implant insertion, shortening treatment duration.
Observation:
- A piezoelectric ridge expansion technique was used for horizontal bone augmentation.
- This technique allowed for the expansion of highly mineralized bone crests with minimal trauma.
- A split-thickness flap preserved periosteal blood supply to the buccal bone plate.
Findings:
- Horizontal and vertical osteotomies were performed using a piezoelectric microsaw.
- The buccal bone plate was dislocated labially, and implants were inserted.
- Bone expansion achieved a width of 4.8 mm, with the gap filled with Bio-Oss granules.
- Healing was uneventful, and final restorations were placed after 3 months.
Implications:
- Piezoelectric ridge expansion is a viable option for treating horizontally atrophied alveolar ridges.
- This single-stage surgical approach can reduce overall treatment time for implant-supported restorations.
- The technique offers a minimally invasive method for bone augmentation, preserving vital structures.

