Influence of neck soft tissue vibrations on the EGG-Lx Signal

Boeckler, Raimund and Hacki, T. (1999) Influence of neck soft tissue vibrations on the EGG-Lx Signal. FOLIA PHONIATRICA ET LOGOPAEDICA, 51 (6). pp. 243-249. ISSN 1021-7762,

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Abstract

Three male and 2 female subjects with healthy voices were examined to determine whether vibration of the soft tissue of the neck can be detected in the EGG-Lx signal. First, a vibrating tuning fork (127 Hz) was placed against the skin of the submandibular region above the hyoid bone as the EGG-Lx signal was measured above the thyroid cartilage without phonation. Secondly, the EGG-Lx signal of the subject was measured during phonation of the vowel /a/, while the vibrating tuning fork was placed at the position described above. Thirdly, the EGG-Lx signal of the subject was measured during phonation of the Vowel /a/, while the non-vibrating tuning fork was placed at the position described above. Spectrographic analysis (FFT) of the selected segments of the recorded EGG-Lx signals revealed vibration of the tuning fork as a frequency-specific peak(127 Hz); however, this peak was not shown in the case of the non-vibrating tune. The result of the study indicates the possibility that phonation-related vibrations of the soft tissue of the neck can influence the shape. Copyright (C) 1999 S. Karger AG,Basel.

Item Type: Article
Uncontrolled Keywords: VOCAL FOLD CONTACT; ELECTROGLOTTOGRAPHY; AREA; electroglottography; spectrogram; soft tissue of the neck, vibrations
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Hals-Nasen-Ohren-Heilkunde
Depositing User: Dr. Gernot Deinzer
Date Deposited: 13 Dec 2022 08:11
Last Modified: 13 Dec 2022 08:11
URI: https://pred.uni-regensburg.de/id/eprint/48877

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