Results 31 to 40 of about 24,729 (123)

Particle Tracking, Recognition and LET Evaluation of Out-of-Field Proton Therapy Delivered to a Phantom with Implants [PDF]

open access: yesarXiv, 2023
This study aims to assess the composition of scattered particles generated in proton therapy for tumours situated proximal to titanium dental implants. The investigation involves decomposing the mixed field and recording Linear Energy Transfer (LET) spectra to quantify the influence of metallic dental inserts located behind the tumour.
arxiv  

Dealing with dental implant failures [PDF]

open access: yesJournal of Applied Oral Science, 2008
An implant-supported restoration offers a predictable treatment for tooth replacement. Reported success rates for dental implants are high. Nevertheless, failures that mandate immediate implant removal do occur. The consequences of implant removal jeopardize the clinician's efforts to accomplish satisfactory function and esthetics.
openaire   +8 more sources

The Dental Implant Maintenance

open access: yes, 2022
As dental implant treatment has become a part of mainstream dental therapy, it is imperative to implement dental implant maintenance guidelines to achieve the long-term success of implant prostheses. Earlier, the success of a dental implant was mainly focused on the surgical phase to achieve good primary stability, with time, this belief has taken a ...
Gayathri Krishnamoorthy   +2 more
openaire   +4 more sources

Effect of the geometry of butt-joint implant-supported restorations on the fatigue life of prosthetic screws [PDF]

open access: yesThe Journal of Prosthetic Dentistry (2022) 127: 477
Statement of problem. Dental implant geometry affects the mechanical performance and fatigue behavior of butt-joint implant-supported restorations. However, failure of the implant component has been generally studied by ignoring the prosthetic screw, which is frequently the critical restoration component Purpose.
arxiv   +1 more source

Resonant frequency analysis of dental implants [PDF]

open access: yesMedical Engineering and Physics, Elsevier, 2019, 2019
Dental implant stability influences the decision on the determination of the duration between implant insertion and loading, This work investigates the resonant frequency analysis by means of a numerical model. The investigation is done numerically through the determination of the eigenfrequencies and performing a steady state response analyses using a
arxiv  

Evaluation of dental implant stability in bone phantoms: comparison between a quantitative ultrasound technique and resonance frequency analysis [PDF]

open access: yesarXiv, 2019
Background Resonance frequency analyses and quantitative ultrasound methods have been suggested to assess dental implant primary stability. PurposeThe purpose of this study was to compare the results obtained using these two techniques applied to the same dental implants inserted in various bone phantoms.
arxiv  

Oral-3D: Reconstructing the 3D Bone Structure of Oral Cavity from 2D Panoramic X-ray [PDF]

open access: yesarXiv, 2020
Panoramic X-ray (PX) provides a 2D picture of the patient's mouth in a panoramic view to help dentists observe the invisible disease inside the gum. However, it provides limited 2D information compared with cone-beam computed tomography (CBCT), another dental imaging method that generates a 3D picture of the oral cavity but with more radiation dose and
arxiv  

Emerging basic, clinical and translational research fronts in dental biomaterials R&D [PDF]

open access: yesarXiv, 2017
The current (2007-2007) structure and content of dental materials research has been investigated by identifying and describing the emergent research fronts which can be related to basic, translational and clinical observation research. By a combination of network analysis and text mining of the literature on dental materials indexed in the Web of ...
arxiv  

A two-stage approach for beam hardening artifact reduction in low-dose dental CBCT [PDF]

open access: yesarXiv, 2020
This paper presents a two-stage method for beam hardening artifact correction of dental cone beam computerized tomography (CBCT). The proposed artifact reduction method is designed to improve the quality of maxillofacial imaging, where soft tissue details are not required. Compared to standard CT, the additional difficulty of dental CBCT comes from the
arxiv  

Dental Implants [PDF]

open access: yesInternational Journal of Biomaterials, 2013
Carlos Nelson Elias, Paulo G. Coelho
openaire   +3 more sources

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