3D-FV-FE aeroacoustic larynx model for investigation of functional based voice disorders

S Falk, S Kniesburges, S Schoder, B Jakubaß… - Frontiers in …, 2021 - frontiersin.org
For the clinical analysis of underlying mechanisms of voice disorders, we developed a
numerical aeroacoustic larynx model, called simVoice, that mimics commonly observed …

Synthetic, self-oscillating vocal fold models for voice production research

SL Thomson - The Journal of the Acoustical Society of America, 2024 - pubs.aip.org
Sound for the human voice is produced by vocal fold flow-induced vibration and involves a
complex coupling between flow dynamics, tissue motion, and acoustics. Over the past three …

[HTML][HTML] Comparison of aerodynamic and elastic properties in tissue and synthetic models of vocal fold vibrations

J Michaud-Dorko, C Farbos de Luzan, GR Dion… - Bioengineering, 2024 - mdpi.com
Three laryngeal models were used to investigate the aerodynamic and elastic properties of
vocal fold vibration: cadaveric human, excised canine, and synthetic silicone vocal folds …

Changes in a Daily Phonotrauma Index after laryngeal surgery and voice therapy: Implications for the role of daily voice use in the etiology and pathophysiology of …

JH Van Stan, DD Mehta, AJ Ortiz, JA Burns… - Journal of Speech …, 2020 - ASHA
Purpose This study attempts to gain insights into the role of daily voice use in the etiology
and pathophysiology of phonotraumatic vocal hyperfunction (PVH) by applying a logistic …

Lombard effect in individuals with nonphonotraumatic vocal hyperfunction: Impact on acoustic, aerodynamic, and vocal fold vibratory parameters

C Castro, P Prado, VM Espinoza, A Testart… - Journal of Speech …, 2022 - ASHA
Purpose: This exploratory study aims to investigate variations in voice production in the
presence of background noise (Lombard effect) in individuals with nonphonotraumatic vocal …

Vocal fold dynamics in a synthetic self-oscillating model: Intraglottal aerodynamic pressure and energy

M Motie-Shirazi, M Zañartu, SD Peterson… - The Journal of the …, 2021 - pubs.aip.org
Self-sustained oscillations of the vocal folds (VFs) during phonation are the result of the
energy exchange between the airflow and VF tissue. Understanding this mechanism …

Changes in the Daily Phonotrauma Index following the use of voice therapy as the sole treatment for phonotraumatic vocal hyperfunction in females

JH Van Stan, AJ Ortiz, KL Marks, LE Toles… - Journal of Speech …, 2021 - ASHA
Purpose The aim of this study was to use the Daily Phonotrauma Index (DPI) to quantify
group-based changes in the daily voice use of patients with phonotraumatic vocal …

3D-printed synthetic vocal fold models

RGT Romero, MB Colton, SL Thomson - Journal of Voice, 2021 - Elsevier
Objective Synthetic vocal fold (VF) models used for studying the physics of voice production
are comprised of silicone and fabricated using traditional casting processes. The purpose of …

Collision pressure and dissipated power dose in a self-oscillating silicone vocal fold model with a posterior glottal opening

M Motie-Shirazi, M Zañartu, SD Peterson… - Journal of Speech …, 2022 - ASHA
Purpose: The goal of this study was to experimentally evaluate how compensating for the
adverse acoustic effects of a posterior glottal opening (PGO) by increasing subglottal …

Effect of ligament fibers on dynamics of synthetic, self-oscillating vocal folds in a biomimetic larynx model

B Tur, L Gühring, O Wendler, S Schlicht, D Drummer… - Bioengineering, 2023 - mdpi.com
Synthetic silicone larynx models are essential for understanding the biomechanics of
physiological and pathological vocal fold vibrations. The aim of this study is to investigate …