Prosthetic restoration of severely damaged tooth using CAD/CAM technologies: A clinical case.

Keyword(s):  
Author(s):  
Marina Medeiros Toste Coelho Dos Santos ◽  
Adriano Relvas ◽  
Bárbara Vieira ◽  
Renata Ventura ◽  
Ângelo Raphael Segundo ◽  
...  

This article presents a clinical case involving the integrated application of CAD/CAM and DSD. DSD – Digital Smile Design – assists in obtaining a treatment plan adjusted to the patient’s facial features, achieving the best aesthetic potential. The integration between DSD and CAD/CAM allows for greater fidelity in respect to the original plan. A patient received a rehabilitation with veneers milled out of leucite-reinforced feldspathic ceramics, using the CAD/CAM system and a DSD-obtained digital wax-up. This workf low simplifies design and fabrication, providing greater accuracy and predictability to the rehabilitation process. The digital planning and development of the mockup also makes clinical conditions more predictable. Making ceramic veneers using the CAD/CAM technique requires judicious adhesive cementation, and also an accurate practical and theoretical knowledge on the part of the professional.


Author(s):  
S.S. Terekhov ◽  
N.S. Khrol

Digital 3D scanning technology of the CAD / CAM system was used to increase the accuracy of the stump depth of the examined teeth. Collapsible plaster models were made for each clinical case and scanned in the CAD system - digital volume scanner. Using this technology on a 3D model to determine the exact depth of preparation of the stump. It was found that the study by digital volume scanning to determine and verify the depth of preparation of the examined teeth by orthopaedists, allows a more accurate and careful approach to the rationality of retraction for fixed orthopaedic structures.


2019 ◽  
Vol 1 (1) ◽  
pp. 46-50

Purpose: The aim of this article is to evaluate the advantages of a full arch Zirconia monolithic restoration with facial veneered ceramics. Case report: Implant-supported, full-arch prostheses on a 53-year-old male, manufactured using a computer-aided design/computer-aided manufacturing system (CAD-CAM) zirconia framework facial veneered with feldspathic ceramic. Literature was searched to retrieve information about zirconia dental restorations and studies were critically analysed. PubMed database was searched for information. Conclusions: Our clinical case shows that zirconia veneered ceramics seems to be suitable for making it an ideal solution, such as biocompatibility, favourable soft tissue response, low thermal conductivity, resistance to corrosion. With the development of dental CAD/CAM systems, this high strength ceramic is becoming the first choice in treating aesthetic, implant cases, however there are few clinical reports supporting the use of monolithic Tetragonal Zirconia Polycrystal (TZP) for definitive prostheses. Long term clinical studies will be required to further evaluate this material and technique for continued use in implant restorations.


2011 ◽  
Vol 31 (1-2) ◽  
pp. 28-41
Author(s):  
Hideto Inoue ◽  
Takashi Nakagawa ◽  
Noriyuki Kohno ◽  
Megumi Marukawa ◽  
Eisuke Tanaka ◽  
...  
Keyword(s):  

2021 ◽  
Vol 24 (4) ◽  
Author(s):  
Natalia Rivoli Rossi ◽  
Claudio Moreira Jr ◽  
Michelle De Sá Santos Gomes ◽  
Manassés Tércio Vieira Grangeiro ◽  
Tarcísio José de Arruda Paes Júnior ◽  
...  

Digital dentistry has gained space in several dental specialties. It is possible to achieve excellent results with the digital workflow, which combines the efficiency of the restorative material with a greater marginal adaptation. This study aimed to report a clinical case through the digital workflow, with a faster and clinically acceptable prosthetic resolution. In this clinical case report, digital workflow allowed a faster and clinically acceptable prosthetic resolution. A 45-year-old female patient reported cementation failure of the prosthetic crown on tooth 14. As it was a vital tooth, the tooth received a total crown preparation. In the same clinical session, the patient's mouth was scanned then a capture software obtained a virtual model. After, the design software planned a digital "diagnostic wax-up",  so a leucitic ceramic was chosen for the rehabilitation. The ceramic block was milled and receive stain and glaze, dispensing the prosthesis laboratory. Then, the adhesive cementation was performed with a dual-polymerized resin cement. The final crown had ideal adaptation, with no need for interproximal and occlusal adjustments, with an excellent marginal fit. Within the limitations of this study, this case report showed that the digital workflow allowed a favorable result in a shorter working time, which brought back function and aesthetics, without the need for interproximal and occlusal adjustments. Keywords  Prosthodontics; Cosmetic dentistry; CAD-CAM.


2018 ◽  
Vol 4 (1) ◽  
pp. 5-7
Author(s):  
Angelina Vlahova ◽  
◽  
Viktor Hadzhigaev ◽  
Zlatina Tomova ◽  
Rada Kazakova ◽  
...  

2015 ◽  
Vol 7 (3) ◽  
pp. 264 ◽  
Author(s):  
Rubén Agustín-Panadero ◽  
David Peñarrocha-Oltra ◽  
Sonia Gomar-Vercher ◽  
Alberto Ferreiroa ◽  
Miguel Peñarrocha-Diago

2009 ◽  
Vol 35 (6) ◽  
pp. 295-299 ◽  
Author(s):  
Mirza-Rustum Baig ◽  
Gunaseelan Rajan ◽  
Manoj Rajan

Abstract This article describes the rehabilitation of a completely edentulous patient using a milled titanium implant framework and cemented crowns. This combined approach significantly offsets unsuitable implant position, alignment, or angulation, while ensuring the easy retrievability, repair, and maintenance of the prosthesis. Hence, the dual advantage of cemented-retained crowns reproducing appropriate esthetics and function, irrespective of where the screw access openings are located in the substructure, can be obtained, along with the splinting effect and management of soft and hard tissue deficits achievable with a screw-retained framework.


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