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Effects of Different Positions and Angles of Implants in Maxillary Edentulous Jaw on Surrounding Bone Stress under Dynamic Loading: A Three-Dimensional Finite Element Analysis

Xiaqing Liu, Fang Pang, Ying Li, Hui Jia, Xiaohua Cui, Yuan Yue, Xuelian Yang, Qi Yang
2019 Computational and Mathematical Methods in Medicine  
To evaluate the effects of different placements of mesial implants and different angles of distant implants in maxillary edentulous jaws on the stress on the implant and the surrounding bone tissue under  ...  Materials and Methods. Cone beam computed tomography was used to acquire images of maxillary edentulous jaws.  ...  Here, we used dynamic loading [19] [20] [21] to model the effects of implant position and angle on bone stress around maxillary edentulous jaw implants at different stages of mastication. e results will  ... 
doi:10.1155/2019/8074096 pmid:31933678 pmcid:PMC6942770 fatcat:wrc5l3d6p5g7bdmge3czryst5y

Fatigue loading effect in custom-made all-on-4 implants system: A 3D finite elements analysis

A. Darwich, A. Alammar, O. Heshmeh, S. Szabolcs, H. Nazha
2021 IRBM  
Acknowledgements The authors are grateful for University of Miskolc (Institute of Machine and Product Design) for its unlimited support.  ...  Declaration of competing interest The authors declare that they have no known competing financial or personal relationships that could be viewed as influencing the work reported in this paper.  ...  Materials and methods Finite element model A three-dimensional geometry of a fully edentulous maxilla consisting of both cancellous and cortical bone was created using cone-beam computed tomography (  ... 
doi:10.1016/j.irbm.2021.06.008 fatcat:y245vzpikfazhe72uy3oqc3tam

Evaluation of Stress Patterns in Bone Around Implants for Different Abutment Angulations Under Axial and Oblique Loading in Anterior Maxillary Region—A Finite Element Analysis

Isha Badalia, Manjit Kumar, Ajay Bansal, Salil Mehra, Ritu Batra
2020 Dental Journal of Advance Studies  
Clinically, the effect of these forces is difficult to evaluate, so a finite element analysis was done to estimate stress distribution at the bone implant interface.  ...  Materials and Methods In this study, premaxilla was modeled with 15 mm in bone height, 7 mm in bone length, and 12 mm in bone width with 1.5 mm thick cortical bone surrounded by a core of cancellous bone  ...  Conclusion On the basis of the finite element analysis conducted to evaluate stress patterns in bone around implants for different abutment angulations under axial and oblique loading in anterior maxillary  ... 
doi:10.1055/s-0040-1713695 fatcat:ij2nv2agrjfw5lbzgggldy6yxe

A Three-Dimensional FEA of Implants to Investigate Effects of Angle Implantation Cases in Implants Success

Zeinab Arsalanloo, Reza Telchi, Kambiz Ghaemi Osgouie
2014 International Journal of Bioscience Biochemistry and Bioinformatics  
with vertical abutment implantation and evaluate how could decrease stress and promote better stress distribution on surrounding bone of single-unit dental implants.  ...  Therefore, 26 solid models of the lateral incisor were built up and were transferred to mesh models in FEM to perform a stress analysis.  ...  ACKNOWLEDGMENT The authors wishes to express their deepest gratitude to Dr International Journal of Bioscience, Biochemistry and Bioinformatics, Vol. 4, No. 4, July 2014  ... 
doi:10.7763/ijbbb.2014.v4.355 fatcat:viw6we7mrbfahahh467ibirrzu

Investigation of The Effect of Different Prosthesis Designs and Numbers on Stress, Strain and Deformation Distribution

Gözde Nur NİŞANCİ, Yılmaz GÜVERCİN, Sabit Melih ATEŞ, Hasan ÖLMEZ, Ecren UZUN YAYLACI, Murat YAYLACI
2020 International Journal of Engineering and Applied Sciences  
In this study, the effect of different prosthesis designs on the stress distribution around the abutment and dental implant in bone tissue was investigated using the finite element method (FEM) with Workbench  ...  The examination focuses on the effect of the number of implants in teeth layouts on the distribution of stresses, strains, and displacements.  ...  Rzaghi et al. have studied dynamic simulation and the finite element analysis of the maxillary bone injury around the dental implants for different chewing loads [24] .  ... 
doi:10.24107/ijeas.816227 fatcat:trj6htocfra5fpqz6tpnnp5vmq

Selection of Optimum Thread Type in Implants to Achieve Optimal Biomechanical Properties by Using 3D Finite Element Method

Zeinab Arsalanloo, Reza Telchi, Kambiz Ghaemi Osgouie
2014 International Journal of Bioscience Biochemistry and Bioinformatics  
In this paper, it is aimed to investigate how thread types can affect the amount, type of load and biomechanical responses induced in mandible/maxilla and implant-abutment complex by a finite element method  ...  Index Terms-Dental implant, kinds of threads, kinds of loads, finite element method, lateral incisor position.  ...  Fathi and some others for their great helps and efforts.  ... 
doi:10.7763/ijbbb.2014.v4.336 fatcat:o47vf2rpz5garnttbbd4jgyjua

Comparative effect of implant-abutment connections, abutment angulations, and screw lengths on preloaded abutment screw using three-dimensional finite element analysis: An in vitro study

DileepNag Vinnakota, KrishnaChaitanya Kanneganti, SrinivasRao Pottem, Mahesh Pulagam
2018 The Journal of Indian Prosthodontic Society  
The purpose of this study is to compare the effect of implant-abutment connections, abutment angulations, and screw lengths on screw loosening (SL) of preloaded abutment using three dimensional (3D) finite  ...  element analysis. 3D models of implants (conical connection with hex/trilobed connections), abutments (straight/angulated), abutment screws (short/long), and crown and bone were designed using software  ...  The total number of elements and nodes for each model are represented in Table 2 . The boundary conditions of implants were modeled as a portion of the jaw bone.  ... 
doi:10.4103/jips.jips_219_17 pmid:29692570 pmcid:PMC5903180 fatcat:lajkkategvgtfpdb3k2woxe4gy

An Overview Regarding Contemporary Biomechanical Aspects on Immediate Loading Dental Implants [chapter]

Jose Mauricio dos Santos Nunes Reis, Ligia Antunes Pereira Pinelli, Nicolau Conte, Marcelo Silva, Jose Claudio Martins Segall
2011 Implant Dentistry - A Rapidly Evolving Practice  
Evaluation of the mechanical characteristics of the implant-abutment complex of a reduced-diameter morse-taper implant. A nonlinear finite element stress analysis.  ...  Finite Element Analysis (FEA) is a useful tool for the determination of stresses and displacements in mechanical objects and materials, but is also frequently used in biological systems like in dentistry  ... 
doi:10.5772/20608 fatcat:ye3yp7zc4jh7ba25uyhbsn3gci

A New Interactive 3-D Numerical Model of the Human Mandible for Peri-Implant Analysis in-Vivo Compared With Cone Beam Computed Tomography 3-D Quality

R. Moustafa, Tamer M. Nassef, M. Alkhodary, Mona K. Marei, Magdy A. Awadalla
2012 American Journal of Biomedical Engineering  
Finite element analysis (FEA) was used by many authors to evaluate stresses around dental implants and to predict their survivability, where to extract a robust FEA model a realistic information system  ...  The fear of failure due to mechanical overloading increased the need for stress-strain analysis along bone-implant interface of the ever growing designs of dental implants.  ...  Overload can cause bone resorbtion or fatigue failure of the implant, whereas under loading of the bone may lead to disuse atrophy and subsequent bone loss.  ... 
doi:10.5923/j.ajbe.20120201.02 fatcat:nshdndxfkzbtfne3iqyxltfizq

Application of Finite Element Analysis in Oral and Maxillofacial Surgery—A Literature Review

Magdalena Lisiak-Myszke, Dawid Marciniak, Marek Bieliński, Hanna Sobczak, Łukasz Garbacewicz, Barbara Drogoszewska
2020 Materials  
Among these methods, finite element analysis (FEA) deserves special attention. FEA is a method used to analyze stresses and strains in complex mechanical systems.  ...  reconstructive operations and design intraosseous implants or osteosynthesis elements.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/ma13143063 pmid:32659947 fatcat:znjca5hqvfeevcmj4fxceobnoi

Application of the finite element method in dental implant research

R. C. Van Staden, H. Guan, Y. C. Loo
2006 Computer Methods in Biomechanics and Biomedical Engineering  
This article provides a review of the achievements and advancements in dental technology brought about by computer-aided design and the all powerful finite element method of analysis.  ...  The scope of the review covers dental implants, jawbone surrounding the implant and the biomechanical implant and jawbone interaction.  ...  The finite element method (FEM) is a numerical method of analysis for stresses and deformations in structures of any given geometry.  ... 
doi:10.1080/10255840600837074 pmid:17132532 fatcat:uqmloytafbamzdeokr5tv5doyy

Abstracts (European Orthodontic Society 75th Congress, 23-26 June 1999, Strasbourg)

1999 European Journal of Orthodontics  
METHODS: The stress strain distribution around eight possible locations tested on a dry skull was analysed by finite element analysis.  ...  with the finite element method (FEM) while loading palatal implants with different orthodontic forces.  ...  The level of bone turnover had an impact on the reaction to the mechanical load, as the difference between treated and control sides of ASA and PDLSA was larger in Group 2 than in Group 1, and both were  ... 
doi:10.1093/ejo/21.4.429 fatcat:wfx23rmw75a7lcubi5qq3wzsqa

Clinical and radiographic evaluation of NobelActiveTMdental implants

Danny S. W. Ho, Stephen C. H. Yeung, Kwan Yat Zee, Bradley Curtis, Peter Hell, Vijay Tumuluri
2011 Clinical Oral Implants Research  
A total of 648 implants were placed in 251 patients, in all areas of both maxillary and mandibular jaws, following a variety of loading protocols: immediate, early, and delayed loading.  ...  It was found that all three methods of analysis were effective in detecting bone density surrounding an implant, with no significant differences between the methods.  ... 
doi:10.1111/j.1600-0501.2011.02313.x pmid:22092589 fatcat:v64jjsfp7nd7xillouvs3mxixu

Posters - Material Research

2013 Clinical Oral Implants Research  
The angulation of immediately loaded dental implants like in the 'All-on-4' concept has a crucial effect on the initial bone stress and strain.The literature shows that standard dental implants placed  ...  Maximum stresses for all implants investigated were between 3 and 72 MPa at a vertical load of 100 N.  ...  One of each implant/abutment combinations was scanned in a lCT scanner to create Finite-Element (FE) models.  ... 
doi:10.1111/clr.12250 fatcat:gy2mxdzrdra75jzk3diswlykf4


1999 European Journal of Orthodontics  
A systematic difference of heritability was not found among cranial, maxillary, and mandibular dimensions.  ...  Correlation analyses between the subjects and their parents were performed concerning depth, width, height, and the product of the three dimensions of the cranium, maxilla, and mandible.  ...  changes in the chin region and analyse the stress distribution following sliding genioplasty by using the three-dimensional (3D) finite element model (FEM) based on helical computed tomography.  ... 
doi:10.1093/ejo/21.5.567 fatcat:3al3guzxbjfpvhiwo5254gwany
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