Why are viscosity and nonlinearity bound to make an impact in clinical elastographic diagnosis?

G Rus, IH Faris, J Torres, A Callejas, J Melchor - Sensors, 2020 - mdpi.com
The adoption of multiscale approaches by the biomechanical community has caused a
major improvement in quality in the mechanical characterization of soft tissues. The recent …

Mechanical properties of female reproductive organs and supporting connective tissues: a review of the current state of knowledge

A Baah-Dwomoh, J McGuire… - Applied …, 2016 - asmedigitalcollection.asme.org
Although there has been an upsurge of interest in research on women's sexual and
reproductive health, most of the research has remained confined to the obstetrics and …

Comprehensive experimental assessments of rheological models' performance in elastography of soft tissues

SS Poul, J Ormachea, RG Gary, KJ Parker - Acta biomaterialia, 2022 - Elsevier
Elastography researchers have utilized several rheological models to characterize soft
tissue viscoelasticity over the past thirty years. Due to the frequency-dependent behavior of …

A multilevel Bayesian method for ultrasound-based damage identification in composite laminates

J Chiachío, N Bochud, M Chiachío, S Cantero… - Mechanical Systems and …, 2017 - Elsevier
Estimating deterministic single-valued damage parameters when evaluating the actual
health state of a material has a limited meaning if one considers not only the existence of …

Transient elastography to assess the cervical ripening during pregnancy: a preliminary study

L Peralta, FS Molina, J Melchor… - Ultraschall in der …, 2017 - thieme-connect.com
Purpose To explore the feasibility of transient elastography (TE) to quantify cervical stiffness
changes during normal pregnancy and its spatial variability. Materials and Methods TE was …

Kelvin–voigt parameters reconstruction of cervical tissue-mimicking phantoms using torsional wave elastography

A Callejas, A Gomez, IH Faris, J Melchor, G Rus - Sensors, 2019 - mdpi.com
The reconstruction of viscous properties of soft tissues, and more specifically, of cervical
tissue is a challenging problem. In this paper, a new method is proposed to reconstruct the …

In vivo measurement of cervical elasticity on pregnant women by torsional wave technique: a preliminary study

P Massó, A Callejas, J Melchor, FS Molina, G Rus - Sensors, 2019 - mdpi.com
A torsional wave (TW) sensor prototype was employed to quantify stiffness of the cervix in
pregnant women. A cross-sectional study in a total of 18 women between 16 weeks and 35 …

Viscoelastic model characterization of human cervical tissue by torsional waves

A Callejas, J Melchor, IH Faris, G Rus - Journal of the mechanical behavior …, 2021 - Elsevier
The understanding of changes in the viscoelastic properties of cervical tissue during the
gestation process is a challenging problem. In this work, we explore the importance of …

Mechanical assessment of cervical remodelling in pregnancy: insight from a synthetic model

L Peralta, G Rus, N Bochud, FS Molina - Journal of Biomechanics, 2015 - Elsevier
During the gestation and the cervical remodelling, several changes occur progressively in
the structure of the tissue. An increase in the hydration, disorganisation of collagen network …

Assessment of structural heterogeneity and viscosity in the cervix using shear wave elasticity imaging: initial results from a rhesus macaque model

IM Rosado-Mendez, ML Palmeri, LC Drehfal… - Ultrasound in medicine …, 2017 - Elsevier
Shear wave elasticity imaging has shown promise in evaluation of the pregnant cervix.
Changes in shear wave group velocity have been attributed exclusively to changes in …