Evidence map›Paper›PMID 41068847›Full record

ArticleBMC oral health2025

In-vitro analysis of stress dynamics in polyamide and metal acrylic distal extension removable partial dentures.

Asmaa Ejaz Khan, Asif Ali Shah, Farasat Iqbal, Gotam Das, Asif Ali, Waled Abdulmalek Alanesi

Abstract readComparative Study
In one paragraph

Article in BMC oral health, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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2 · The registry

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3 · Its place in the literature

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0 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Asmaa Ejaz KhanDepartment of Prosthodontics, de Montmorency College of Dentistry, Lahore, Pakistan.
Asif Ali ShahDepartment of Prosthodontics, Rashid Latif Dental College, Lahore, Pakistan.
Farasat IqbalInterdisciplinary Research Centre in Biomedical Materials (IRCBM), COMSATS University Islamabad, Lahore Campus, Islamabad, Pakistan.
Gotam DasDepartment of Prosthodontics, College of Dentistry, King Khalid University, Abha, Saudi Arabia. drgotam2000@gmail.com.ORCID http://orcid.org/0000-0001-9506-6456
Asif AliInterdisciplinary Research Centre in Biomedical Materials (IRCBM), COMSATS University Islamabad, Lahore Campus, Islamabad, Pakistan.
Waled Abdulmalek AlanesiDepartment of Operative Dentistry, Faculty of Dentistry, University of Science and Technology, Inmaa city, Aden, Yemen.ORCID http://orcid.org/0000-0002-0423-5136

Funding

Deanship of Scientific Research, King Khalid University RGP2/414/46
6 · The paper itself

Abstract

backgroundThis study aimed to determine and compare the stresses transmitted by metal acrylic and polyamide removable partial dentures (RPDs) on free-end saddle areas.

methodsTwenty metal acrylic and polyamide removable partial dentures were made. The stresses transmitted on the free end saddle area were determined and compared by using the strain gauge resistance method, in which sensors were installed in the epoxy resin cast. The load was applied on removable partial dentures with the underlying cast through the universal testing machine. Data was collected through the connected strain meter and computer. The analysis was done using ANSYS version 15, and the results were analyzed.

resultsThe polyamide distal extension removable partial dentures transmit higher but even stresses on the free end saddle area compared to metal acrylic distal extension RPDs. The forces transmitted by polyamide distal extension base RPDs distribute an even load on the ridge, whereas metal acrylic distal extension base RPDs distribute an uneven load on the ridge. P value equal to and < 0.05 was considered significant, and our results showed insignificant statistical differences.

conclusionStress distribution in polyamide distal extension removable partial dentures is even compared to metal acrylic distal extension removable partial dentures. Even force distribution is less damaging to the bone and surrounding tissues.

Indexed as

Acrylic ResinsDental AlloysDental Stress AnalysisDenture, Partial, RemovableNylonsDenture DesignHumansMaterials TestingStress, MechanicalAcrylic ResinsDental AlloysNylonsBilateral distal extensionPolyamideRemovable partial dentureStress distribution

Identifiers

PMID41068847
PMCPMC12513151

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LicenceCC BY
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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.