Evidence map›Paper›PMID 32630294›Full record

ArticleInternational journal of environmental research and public health2020

Effect of Different Implant Designs on Strain and Stress Distribution under Non-Axial Loading: A Three-Dimensional Finite Element Analysis.

Hélder Oliveira, Aritza Brizuela Velasco, José-Vicente Ríos-Santos, Fernando Sánchez Lasheras, Bernardo Ferreira Lemos, Francisco Javier Gil, Alexandrine Carvalho, Mariano Herrero-Climent

Abstract read
In one paragraph

Article in International journal of environmental research and public health, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

25 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. One Abutment One Time: A Multicenter, Prospective, Controlled, Randomized Study.International journal of environmental research and public health · 2020
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  17. Stress Distribution Analysis of Threaded Implants for Digital Dentistry.International journal of environmental research and public health · 2022
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Hélder OliveiraFaculty of Health Sciences, University Fernando Pessoa, 4200-150 Porto, Portugal.ORCID 0000-0001-7788-4586
Aritza Brizuela VelascoDepartment of Surgery and Medical-surgical Specialties, University of Oviedo, 33006 Oviedo, Spain.
José-Vicente Ríos-SantosDepartment of Periodontology, University of Seville, School of Dentistry, 41009 Sevilla, Spain.ORCID 0000-0002-8121-6166
Fernando Sánchez LasherasMathematics Department, Faculty of Sciences, University of Oviedo, Oviedo 33007, Spain.ORCID 0000-0002-7052-2811
Bernardo Ferreira LemosFaculty of Health Sciences, University Fernando Pessoa, 4200-150 Porto, Portugal.ORCID 0000-0002-9896-5139
Francisco Javier GilBioengineering Institute of Technology, International University of Catalonia, 08017 Barcelona, Spain.
Alexandrine CarvalhoFaculty of Health Sciences, University Fernando Pessoa, 4200-150 Porto, Portugal.
Mariano Herrero-ClimentPorto Dental Institute, 4150-518 Oporto, Portugal.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Implant design evolved alongside the development of implant therapy. The purpose of this finite element analysis (FEA) study was to analyze the influence of different implant designs on the stress and strain distribution to the implants and surrounding bone. Three implant designs with the same length and diameter were used. The three-dimensional geometry of the bone was simulated with a cortical bone of three different thicknesses and two medullar bone densities: low density (150 Hounsfield units) and high density (850 Hounsfield units). A 30° oblique load of 150 N was applied to the implant restoration. Displacement and stress (von Mises) results were obtained for bone and dental implants. The strain and stress distributions to the bone were higher for the tissue-level implant for all types of bone. The maximum principal strain and stress decreased with an increase in cortical bone thickness for both cancellous bone densities. The distribution of the load was concentrated at the coronal portion of the bone and implants. All implants showed a good distribution of forces for non-axial loads, with higher forces concentrated at the crestal region of the bone-implant interface. Decrease in medullar bone density negatively affects the strain and stress produced by the implants.

Indexed as

Bone DensityProstheses and ImplantsComputer SimulationFinite Element AnalysisStress, Mechanicalbone qualitydental implantsdesignfinite element analysisstrain distributionstress distribution

Identifiers

PMID32630294
PMCPMC7370002

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.