Australasian Dentist Magazine Sept-Oct 2021

Category 76 Australasian Dentist PATIENT MEDICAL HISTORY Male patient, 58 years old, healthy, totally edentulous in the upper jaw and partially edentulous in the lower jaw. He was a carrier of upper total acrylic prosthesis and lower partial acrylic prosthesis. He was looking for a treatment that would give himmore comfort, quality of life and that could bring him more self-esteem in his social and professional life. PLANNING The prosthetic planning was carried out according to the assembly of the models in an articulator with facial arch, intra and extra-oral photographs, initial lower and upper impression, and respective waxing. Surgical planning was based on panoramic radiography and initial tomography, respecting the prosthetic planning. DESCRIPTION OF THE PROCEDURE Bi-maxillary surgery used the NeoArch ® concept. The medication was only started on the day of surgery. The anesthesia of both arches was performed, total flap with relief in the area of the 2nd molars and bone regularization in the upper and lower jaw. The drill sequence followed the manufacturer’s recommendation for the placement of Helix GM ® 4.0 x 18mm implants in the posterior region and the placement of Helix GM ® 4.0 x 10mm implants in the anterior region of the upper jaw. In the lower jaw, the sequence of drills also followed the manufacturer’s recommendation for the placement of a Helix GM ® 4.0 x 16 mm implants in the posterior region and the placement of Helix GM ® 4.0 x 13 mm implants in the anterior region. All implants had an insertion torque of 60N.cm . The anterior implants were all placed 2mm infraosseous and the posterior ones installed 1mm infraosseous. NEODENT®MATERIALS LOWER JAW u 2 Helix GM ® 4.0 x 13mm with NeoPoros ® surface u 2 Helix GM ® 4.0 x 16 mm with NeoPoros ® surface u 2 GM Mini Conical Abutment 3.5 mm u 2 GM Exact Mini Conical Abutment GM 3.5 mm UPPER JAW u 2 Helix GM ® 4.0 x 18mm with NeoPoros ® surface u 2 Helix GM ® 4.0 x 10 mm with NeoPoros ® surface u 2 GM Mini Conical Abutment 3.5 mm u 2 GM Exact Mini Conical Abutment GM 3.5 mm PROSTHETIC DESCRIPTION A provisional acrylic immediate prosthesis was installed on the same day of the surgery, at abutment level. Immediate loading double arch rehabilitation using NeoArch® technique clinical Dr. Pedro Rodrigues By Dr. Pedro Rodrigues Fig 1. Extra-oral clinical initial aspect. Fig 4. Intra-oral clinical lower initial aspect. Fig 2. Initial panoramic x-ray. Fig 5. Upper Helix GM®implants placed. Fig 3. Intra-oral clinical upper initial aspect. Fig 6. Upper GM Mini Conical Abutment placed.