Evidence map›Paper›PMID 40038622›Full record

ArticleBMC oral health2025

Thermal behavior and cyclic fatigue resistance of three contemporary NiTi heat-treated single-file systems: metallurgical study.

Loai Alsofi, Mazen Al-Marshadi, Tariq AbuHaimed, Mey Al-Habib, Rajab Saif, Sarah Bukhari, Mohammed Howait

Abstract read
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. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–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

4 citing papers in PubMed.

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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

7 authors.

Loai AlsofiDepartment of Endodontics, Faculty of Dentistry, King Abdulaziz University, P.O. Box 80209, Jeddah, 21589, Saudi Arabia. lalsofi@kau.edu.sa.
Mazen Al-MarshadiDepartment of Endodontics, Faculty of Dentistry, King Abdulaziz University, P.O. Box 80209, Jeddah, 21589, Saudi Arabia.
Tariq AbuHaimedDepartment of Restorative Dentistry, Faculty of Dentistry, King Abdulaziz University, Jeddah, Saudi Arabia.
Mey Al-HabibDepartment of Endodontics, Faculty of Dentistry, King Abdulaziz University, P.O. Box 80209, Jeddah, 21589, Saudi Arabia.
Rajab SaifDepartment of Endodontics, Faculty of Dentistry, King Abdulaziz University, P.O. Box 80209, Jeddah, 21589, Saudi Arabia.
Sarah BukhariDepartment of Endodontics, Faculty of Dentistry, King Abdulaziz University, P.O. Box 80209, Jeddah, 21589, Saudi Arabia.
Mohammed HowaitDepartment of Endodontics, Faculty of Dentistry, King Abdulaziz University, P.O. Box 80209, Jeddah, 21589, Saudi Arabia.

Funding

The Deanship of Scientific Research (DSR), King Abdulaziz University, Jeddah, Saudi Arabia G: 596-165-1441
6 · The paper itself

Abstract

backgroundThis study aims to determine phase transformation temperatures of EndoSequence Reciprocating System (ESR), Wave One Gold (WOG), and Reciproc Blue (RB) via differential scanning calorimetry (DSC). Further, to evaluate the cyclic fatigue behaviors by applying static (SF) and dynamic fatigue (DF) tests.

methodsAll files' systems were evaluated using DSC (Netzch 200 F3, Germany) with scans ranging from 80°C to -80°C to compare phase transformation. Twenty files from each file system (n = 20) were tested by cyclic fatigue in SF (n = 10) and in DF (n = 10) and the number of cycles to failure (NCF) was calculated for all groups. The files were rotated in a clockwise motion in a metal tube at 350rpm. The NCF was calculated by multiplying the time until fracture in minutes by speed (350 rpm). The NCF was analyzed statistically using a One-Way Analysis of Variance (ANOVA) to determine if there were significant differences among the experimental groups.

resultsAll files exhibited a single peak in the cooling curve marking martensitic transformation with RB showing martensitic transformation start temperature at around 37

conclusionsRB shows martensite transformation start temperature close to body temperature. RB and ESR show improved cyclic fatigue resistance compared to WOG in the SF mode. In the DF mode, WOG showed the lowest cyclic fatigue resistance.

Indexed as

Dental AlloysDental InstrumentsNickelTitaniumCalorimetry, Differential ScanningEquipment FailureHot TemperatureHumansMaterials TestingPhase TransitionDental AlloysNickelTitaniumtitanium nickelideCyclic fatigueDifferential scanning calorimetryNickel-Titanium alloyPhase transformation

Identifiers

PMID40038622
PMCPMC11881276

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LicenceCC BY-NC-ND
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Registered trials

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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.