Background: The aim of this paper is to illustrate a new, fully digital approach to temporary rehabilitation in the case of premature loss of deciduous incisors, using a metal-free fixed orthodontic prosthesis made of polyether ether ketone (PEEK).
Case Report: Clinical report: Technopolymer Orthodontic Prosthesis (TOP) is a complete CAD-CAT (Computer Aided Design-Computed Aided Technofacturing) fixed device that can be used to rehabilitate the mouth of very young patients, both from an aesthetic and functional point of view as well as maintaining space and controlling growth. The appliance is customised, designed to be cemented with adhesive technique, using deciduous teeth as anchorage. Two cases of patients in deciduous dentition with early loss of incisors are illustrated to present this procedure. In the first case the patient lost 2 central incisors and in the second one 3 lower incisors were lost due to trauma.
Conclusion: TOP, made by metal-free technopolymer and cemented on deciduous teeth, proved to be comfortable, aesthetic, easy to apply and efficient in rehabilitating smile and mastication in case of trauma or premature loss of deciduous incisors.
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http://dx.doi.org/10.23804/ejpd.2022.23.01.09 | DOI Listing |
BMC Oral Health
January 2025
Department of Orthodontics, Faculty of Dentistry, Biruni University, İstanbul, Turkey.
Objective: This study aims to examine color properties of repairs made with various composites on restorations produced through additive-manufactured resin composites (AM-RC) and zirconia (AM-Z) or subtractive manufacturing (SM) after coffee thermocycling (CTC).
Materials And Methods: Disk-shaped specimens (Ø10 × 2 mm; N = 120) were fabricated using six different material groups: additively manufactured resin composite (AM-RC) materials (Crowntec [C], NextDent [ND]), additively manufactured zirconia (AM-Z) materials (Lithoz [LI], INNI-Cera [IN]), and subtractively manufactured (SM) materials (CEREC Tessera [ALD], Vita Enamic [EN]). Subsequently, each group was further subdivided into two subgroups (n = 10) based on the type of repair using two different composites resins: Clearfil Majesty Posterior (CL) (n = 60) and Filtek Z350 (FZ) (n = 60).
BMC Oral Health
January 2025
Faculty of dentistry, Ain Shams University, Cairo, Egypt.
Objective: The purpose of this study was to evaluate the effect of different preparation depths (0, 2 and 4 mm) of different restoration designs (classic endocrown design versus overlay design) on marginal adaptation of restorations fabricated of two different restorative materials (lithium disilicate and PEEK).
Materials And Methods: Sixty mandibular natural molars were collected as abutments for the restorations of this study, and grouped in three main groups of different cavity depths (0, 2 and 4). Each group was divided into two subgroups according to material of fabrication to (L) for lithium disilicate (IPS emax CAD, Ivoclar vivadent, Switzarland) and (P) for PEEK (Bio-hpp, Bredent, Germany).
Pak J Med Sci
January 2025
Sasankoti Mohan Ravi Prakash, DMD, MDS, BDS Dentist and Independent Researcher, Hope Health Inc, 360 N Irby St. Florence, South Carolina, USA 29501.
Background & Objective: Currently, there are many implants in clinical use, making it hard to choose the right one for the patient. The success rate of an implant depends on its diameter, length, and direction of insertion in bone. In implant dentistry, Finite Element Analysis (FEA) simulates intraoral conditions in vitro and analyzes the effects of implant material, diameter, size, and other components related to oral structure on the implant and peri-implant tissues.
View Article and Find Full Text PDFInt J Clin Pediatr Dent
December 2024
Department of Dental Materials, Manipal College of Dental Sciences, Manipal Academy of Higher Education, Manipal, Karnataka, India.
Introduction: In children, polymethylmethacrylate (PMMA) is a commonly used material for fabrication of dental prostheses, such as obturators, removable space maintainers, habit-breaking appliances, removable orthodontic appliances, and removable partial and complete dentures. Regular cleaning of such prostheses is vital for maintaining the health of the oral tissues as well as the longevity of the prosthesis. The chemical method of disinfection, using different chemical cleansers, is commonly used for cleaning a dental prosthesis.
View Article and Find Full Text PDFInt J Mol Sci
January 2025
Division of Conservative Dentistry and Periodontology, University Clinic of Dentistry, Medical University of Vienna, 1090 Vienna, Austria.
Over the past few years, biomaterial-based periodontal tissue engineering has gained popularity. An ideal biomaterial for treating periodontal defects is expected to stimulate periodontal-derived cells, allowing them to contribute most efficiently to tissue reconstruction. The present study focuses on evaluating the in vitro behavior of human periodontal ligament-derived stromal cells (hPDL-MSCs) when cultured on gelatin/Polycaprolactone prototype (GPP) and volume-stable collagen matrix (VSCM).
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