Background: The primary aim of the study was to evaluate mini implant (MDI) survival, prosthodontic maintenance, and patient-reported outcome measures after conducting an optional pregraduate academic course on patients with mandibular edentulism including fabrication of overdentures and MDI planning and placement as well as chair-side incorporation of the respective restauration. In a prospective clinical study, 20 patients received 80 MDIs that were restored with mandibular overdentures. All treatment steps including placement of 40 MDIs were conducted by undergraduate students under strict guidance of a consultant. Next to students' perceptions after participation, survival of MDIs, and prosthodontic maintenance, patients' perceptions as well as peri-implant parameters were assessed after 4 weeks and 3 and 12 months.
Results: Three MDIs fractured (two during insertion and one after 3 months; total survival 96.25%). Two overdentures fractured and a total of 23 cases of minor prosthodontic maintenance were required. Over time, patients' satisfaction significantly increased. Besides, questionnaires showed a high rate of students' positive perception and high self-confidence to include MDI therapy into own practice.
Conclusions: The results are in accordance to those reported by postgraduate dentists. In accordance, therapy with MDI-retained mandibular overdentures seems to be feasible and successful at pregraduate level if the students receive guidance.
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http://dx.doi.org/10.1186/s40729-021-00371-6 | DOI Listing |
J Indian Prosthodont Soc
January 2025
Department of Prosthodontics, K M Shah Dental College and Hospital, Sumandeep Vidyapeeth, Vadodara, Gujarat, India.
Aim: The aim is to evaluate and compare stress distribution characteristics of ball, magnet, and positioned attachment systems in single and double implant-retained overdentures using the finite element method (FEM).
Setting And Design: In vitro (in silico study) finite element analysis (FEA).
Materials And Methods: A Styrofoam mandible with duplicated silicon mucosa was used to construct a mandibular complete denture.
Dent Mater J
December 2024
Mechanical Engineering, Faculty of Engineering, Atatürk University.
This study aimed to apply finite element analysis (FEA) to simulate the oral environment of a patient with an implant-supported overdenture prosthesis. A 3D mandibular model was created for a 45-year-old female patient from CT images, with mucosal thickness measured at 3 mm on average using ultrasonography. The overdenture prosthesis was scanned with an intraoral scanner and placed onto the 3D mandibular model.
View Article and Find Full Text PDFBMC Res Notes
December 2024
Department of Oral Medicine and Periodontology, Faculty of Dental Sciences, University of Peradeniya, Peradeniya, Sri Lanka.
Objective: To compare the effectiveness of prosthetic rehabilitation of edentulous patients using conventional complete dentures (CD), single median dental implant retained over dentures (SIMOD) with over dentures retained by two dental implants (TIMOD).
Methods: Thirty completely edentulous patients (fifteen each arm) presented to the Faculty of Dental Sciences, University of Peradeniya were randomly selected for the SIMOD or TIMOD groups. Patients were initially provided with CD.
J Dent
November 2024
Department of Dentistry, Federal University of Santa Catarina (UFSC), Florianópolis, Brazil; College of Dentistry, University of Illinois Chicago (UIC), Chicago, USA.
J Dent
January 2025
Private Practice, Chester, NS, Canada.
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