Wearable Voice Dosimetry System

The objective quantification of voice acoustic parameters is used for the diagnosis, monitoring, and treatment of voice disorders. Such assessments are carried out with specialised equipment within the doctor’s office. The controlled conditions employed are usually not those of the real environment...

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Main Authors: Marcos Llorente, Adam Podhorski, Secundino Fernandez
Format: Article
Language:English
Published: MDPI AG 2024-07-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/14/13/5806
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author Marcos Llorente
Adam Podhorski
Secundino Fernandez
author_facet Marcos Llorente
Adam Podhorski
Secundino Fernandez
author_sort Marcos Llorente
collection DOAJ
description The objective quantification of voice acoustic parameters is used for the diagnosis, monitoring, and treatment of voice disorders. Such assessments are carried out with specialised equipment within the doctor’s office. The controlled conditions employed are usually not those of the real environment of the patient. The results, although very informative, are specific to those measurement conditions and to the time when they were performed. A wearable voice monitoring system, based on an accelerometer to ensure the message, can overcome these limitations. We present a miniaturised, low-power, and low-cost wearable system to estimate and record voice fundamental frequency (F0), intensity and phonation time for long intervals in the everyday environment of the patient. It was tested on two subjects for up to two weeks of recording time. It was possible to identify distinct periods in vocal activity, such as normal, professional, demanding or hyperfunctional. It provided information on the workload that the vocal cords needed to cope with over time and when and to what extent that workload was concentrated. The proposed voice dosimetry system enables the extraction and recording of voice parameters for long periods of time in the everyday environment of the patient, allowing the objectification of vocal risk situations and personalised treatment and monitoring.
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spelling doaj-art-c231dc9984294b0484394a83f0bd952f2025-01-06T01:28:10ZengMDPI AGApplied Sciences2076-34172024-07-011413580610.3390/app14135806Wearable Voice Dosimetry SystemMarcos Llorente0Adam Podhorski1Secundino Fernandez2Medical Engineering Laboratory, School of Medicine, University of Navarra, 31080 Pamplona, SpainDepartment of Biomedical Engineering and Sciences, Tecnun, University of Navarra, Manuel Lardizábal 13, 20018 Donostia-San Sebastián, SpainMedical Engineering Laboratory, School of Medicine, University of Navarra, 31080 Pamplona, SpainThe objective quantification of voice acoustic parameters is used for the diagnosis, monitoring, and treatment of voice disorders. Such assessments are carried out with specialised equipment within the doctor’s office. The controlled conditions employed are usually not those of the real environment of the patient. The results, although very informative, are specific to those measurement conditions and to the time when they were performed. A wearable voice monitoring system, based on an accelerometer to ensure the message, can overcome these limitations. We present a miniaturised, low-power, and low-cost wearable system to estimate and record voice fundamental frequency (F0), intensity and phonation time for long intervals in the everyday environment of the patient. It was tested on two subjects for up to two weeks of recording time. It was possible to identify distinct periods in vocal activity, such as normal, professional, demanding or hyperfunctional. It provided information on the workload that the vocal cords needed to cope with over time and when and to what extent that workload was concentrated. The proposed voice dosimetry system enables the extraction and recording of voice parameters for long periods of time in the everyday environment of the patient, allowing the objectification of vocal risk situations and personalised treatment and monitoring.https://www.mdpi.com/2076-3417/14/13/5806long-term voice monitoringphonatory disorderswearable system
spellingShingle Marcos Llorente
Adam Podhorski
Secundino Fernandez
Wearable Voice Dosimetry System
Applied Sciences
long-term voice monitoring
phonatory disorders
wearable system
title Wearable Voice Dosimetry System
title_full Wearable Voice Dosimetry System
title_fullStr Wearable Voice Dosimetry System
title_full_unstemmed Wearable Voice Dosimetry System
title_short Wearable Voice Dosimetry System
title_sort wearable voice dosimetry system
topic long-term voice monitoring
phonatory disorders
wearable system
url https://www.mdpi.com/2076-3417/14/13/5806
work_keys_str_mv AT marcosllorente wearablevoicedosimetrysystem
AT adampodhorski wearablevoicedosimetrysystem
AT secundinofernandez wearablevoicedosimetrysystem