Evidence map›Paper›PMID 40940408›Full record

ArticleScientific reports2025

In vivo tibialis anterior muscle mechanics through force estimation using ankle joint moment and shear wave elastography.

Cemre Su Kaya Keles, Jennifer Hiller, Manuela Zimmer, Filiz Ates

Abstract read
In one paragraph

Article in Scientific reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

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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

3 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

4 authors.

Cemre Su Kaya KelesInstitute of Structural Mechanics and Dynamics in Aerospace Engineering, University of Stuttgart, Stuttgart, Germany. cemre-su.kaya-keles@isd.uni-stuttgart.de.ORCID http://orcid.org/0000-0001-7345-0772
Jennifer HillerInstitute of Structural Mechanics and Dynamics in Aerospace Engineering, University of Stuttgart, Stuttgart, Germany.
Manuela ZimmerInstitute of Structural Mechanics and Dynamics in Aerospace Engineering, University of Stuttgart, Stuttgart, Germany.ORCID http://orcid.org/0000-0003-2405-863X
Filiz AtesInstitute of Structural Mechanics and Dynamics in Aerospace Engineering, University of Stuttgart, Stuttgart, Germany.ORCID http://orcid.org/0000-0002-5634-3913

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Understanding how individual muscles contribute to joint mechanics is crucial for biomechanics. This study investigated the tibialis anterior (TA) shear modulus using shear wave elastography (SWE) and studied its relationship with ankle angle, contraction intensity, and joint moment-derived TA force and stress. Fourteen healthy volunteers (seven females, 26.43 ± 3.67 years) participated. SWE from TA, EMG, and ankle joint moment data were collected across ankle angles (- 15° dorsiflexion to 45° plantar flexion) during rest, maximum voluntary contraction (MVC), and isometric submaximal contractions. TA muscle length, passive ankle joint moment, and TA passive shear modulus increased with increasing plantar flexion (p < 0.001). During MVC, ankle joint moment peaked at 15° (50.13 Nm ± 15.54 Nm) whereas shear modulus remained unchanged (122.96 ± 9.87 kPa) across muscle lengths (p = 0.068). SWE reflected contractions at 25%, 50%, and 75% MVC (p < 0.001). TA force estimates peaked between 15° and 30°, with no significant decrease beyond this range. While SWE captured length-dependent passive properties and contraction intensity changes, the shear modulus at MVC (a stiffness measure obtained from SWE) did not align with the tangent modulus (derived from joint-moment-based force-length characteristics). Emphasizing the need for validation, SWE could serve as a valuable tool for understanding muscle mechanics and muscles' roles in joint dynamics.

Indexed as

Ankle JointElasticity Imaging TechniquesMuscle, SkeletalAdultBiomechanical PhenomenaElectromyographyFemaleHumansIsometric ContractionMaleMuscle ContractionRange of Motion, ArticularYoung AdultMuscle architectureMuscle force estimationMuscle mechanicsShear wave elastographySkeletal muscle stiffnessTibialis anterior

Identifiers

PMID40940408
PMCPMC12432256

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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.