scholarly journals Regeneration of emergence profile with soft tissue graft and wide computer aided design/computer aided mamufacturing abutments: a clinical report

2015 ◽  
Vol 31 (4) ◽  
pp. 364-370 ◽  
Author(s):  
Min-Kyung Kim ◽  
Ji-Hun Lee ◽  
Seung-Geun Ahn ◽  
Kyung-A Kim ◽  
Jae-Min Seo
Author(s):  
Bryan T Harris ◽  
Chao-Chieh Yang ◽  
Dean Morton ◽  
Wei-Shao Lin

This clinical report describes a digital process of using a 3-dimensional (3D) virtual patient at an exaggerated smile view for the pre-treatment simulation of the prosthetic outcome. In addition, the virtual patient can be used to assist with the formulation of a prosthetically - driven surgical plan for static computer-aided implant surgery (s-CAIS) and the design of the computer-aided design and computer-aided manufacturing (CAD-CAM) prostheses.


2020 ◽  
Vol 9 (12) ◽  
pp. e9891210692
Author(s):  
Adriana da Fonte Porto Carreiro ◽  
Ana Larisse Carneiro Pereira ◽  
Camila Oliveira Paz ◽  
Rachel Gomes Cardoso ◽  
Clebya Rosália Pereira Medeiros ◽  
...  

The objective of this case report was to describe the clinical sequence for occlusal vertical dimension (OVD) recovering with the manufacture of removable partial dentures (RPD) produced by computer-aided design and rapid prototyping. The patient presented to the Dentistry Department of the Federal University of Rio Grande do Norte reporting dissatisfaction with the superior RPD. At clinical investigation, a fracture in the minor connector and support at the region of tooth 15 was observed, in addition to severe OVD loss. In this case, after obtaining correct OVD, four more sessions were necessary for RPD fabrication. In the first appointment, intraoral scanning was performed to generate STL files used for path of insertion determination in the CAD software. The need for a guide plane on tooth 15 was observed, thus a preparation guide was designed and 3Dprinted to aid axial tooth reduction. At the second visit, after mouth preparation, another intraoral scanning was performed to acquire virtual working models. The RPD framework was designed and 3D printed in a castable resin pattern and invested for cobalt-chromium alloy melting. In the third visit, clinical evaluation of the framework and teeth and artificial gingiva colors selection were performed. The articulated models were then 3D printed, enabling pre-fabricated teeth to be assembled and acrylized. On the fourth appointment, RPD was installed and the patient received routine instructions. In this sense, the use of CAD/CAM technologies presented as a valuable tool to enhance restoration of OVD by the manufacturing of RPD.


2018 ◽  
Vol 2018 ◽  
pp. 1-6
Author(s):  
Saied Nokar ◽  
Amirreza Hendi ◽  
Yasamin Babaee Hemmati ◽  
Mehran Falahchai

Severe forms of attrition are frequently found in patients with no or insufficient posterior occlusal support. Management of such patients using fixed or removable prostheses is a complex procedure and is still a challenge for clinicians. The present clinical report describes step by step full mouth rehabilitation of a patient with severely worn dentition using computer-aided design/computer-aided manufacturing- (CAD/CAM-) generated wax patterns, milled zirconia frameworks, and fabrication of removable partial denture (RPD) abutments using a digital-conventional method. The results were satisfactory during 18 months of follow-up.


2021 ◽  
Vol 11 (3) ◽  
pp. 996
Author(s):  
Massimo Lorenzetti ◽  
Virginia Lorenzetti ◽  
Massimo Carossa ◽  
Davide Cavagnetto ◽  
Federico Mussano

The transfer of information such esthetics and occlusion from the preoperative to the postoperative digital impression could reduce the time needed to build an immediately loaded full-arch not-guided rehabilitation and improve the quality of the immediate interim restoration. Based on the digital technology advances of the last years, the purpose of the present clinical report is to describe a novel digital workflow based on computer-aided design and computer-aided manufacturing aimed at fabricating an interim fixed full-arch restoration. The protocol entails recording preoperative information such as esthetics, the occlusal plane and the intermaxillary relationship in implant-supported complete rehabilitations before the surgical insertion of the fixtures. Then, the information is transferred to the postoperative impression using a digital index in the lower jaw and the palatal rugae in the upper jaw. Within the inherent limitations of a case report, the workflow was accurate, predictable, without errors from conventional protocols and was apparently characterized by low biological costs.


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