Orthodontic extrusion as an aid in oral rehabilitation.

The aims of this study were to discuss the use of orthodontics for oral rehabilitation in patients, particularly for dealing with bone defects, and to present a clinical case in which the orthodontic extrusive remodeling approach was used for bone gain in the posterior maxillary region, with subsequent implant placement. After 18 months of treatment, the dimensions of the alveolar process were restored and an implant was fixed in the maxillary region, with appropriate bone and gingival levels. Based on the literature and clinical evidence, orthodontic extrusion may be considered as an alternative to surgery to obtain a suitable implant site.

Use of 4 immediately loaded zygomatic fixtures for retreatment of atrophic edentulous maxilla after complications of maxillary reconstruction.

This article reports the 20-month clinical outcome of the use of 4 zygomatic implants with immediate occlusal loading and reverse planning for the retreatment of atrophic edentulous maxilla after failed rehabilitation with autogenous bone graft reconstruction and maxillary implants. The intraoral clinical examination revealed mispositioned and loosened implants underneath a maxillary complete denture. The panoramic radiograph showed 6 maxillary implants.

Rehabilitation with zygomatic implants: a treatment option for the atrophic edentulous maxilla--9-year follow-up.

This article reports the 9-year clinical outcome of the two-stage surgical rehabilitation of a severely atrophic edentulous maxilla with a metal-resin fixed denture supported by implants anchored in the zygomatic bone and the maxilla. After clinical and radiographic examination, zygomatic implants were inserted bilaterally and four standard implants were placed in the anterior region of the maxilla. Six months later, the implants were loaded with a provisional acrylic resin denture, and the definitive implant-supported metal-resin fixed denture was provided 1 year after implant placement.

"All-on-four" concept and immediate loading for simultaneous rehabilitation of the atrophic maxilla and mandible with conventional and zygomatic implants.

We report the simultaneous rehabilitation of an edentulous patient with a hybrid (zygomatic and conventional implants) all-on-four implant-supported prosthesis for the maxilla and a standard (conventional implants) all-on-four implant-supported prosthesis for the mandible. The transfer impression was made with a multifunctional guide and the upper and lower prostheses were placed 24h postoperatively. Clinical and radiographic examinations showed no infection or bony resorption 2 years later.