<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2444-7986</journal-id>
<journal-title><![CDATA[Revista ORL]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. ORL]]></abbrev-journal-title>
<issn>2444-7986</issn>
<publisher>
<publisher-name><![CDATA[Ediciones Universidad de Salamanca]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2444-79862020000400003</article-id>
<article-id pub-id-type="doi">14201/orl.22751</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Desarrollo de una aplicación para configurar el teléfono inteligente como fonendoscopio para profesionales sanitarios con deficiencias auditivas]]></article-title>
<article-title xml:lang="en"><![CDATA[Development of an application to configure the smartphone as a stethoscope in health professionals with auditive deficiencies]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vallejo-Valdezate]]></surname>
<given-names><![CDATA[Luis A]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santamaria-Vázquez]]></surname>
<given-names><![CDATA[Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hornero]]></surname>
<given-names><![CDATA[Roberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gil-Carcedo Sañudo]]></surname>
<given-names><![CDATA[Elisa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Herrero-Calvo]]></surname>
<given-names><![CDATA[David]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Universitario Río Hortega Servicio de Otorrinolaringología ]]></institution>
<addr-line><![CDATA[Valladolid ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Valladolid Grupo de Ingeniería Biomédica, E.T.S. Ingenieros de Telecomunicación ]]></institution>
<addr-line><![CDATA[Valladolid ]]></addr-line>
<country>España</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<volume>11</volume>
<numero>4</numero>
<fpage>401</fpage>
<lpage>411</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S2444-79862020000400003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S2444-79862020000400003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S2444-79862020000400003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción y objetivos:  La hipoacusia supone un severo hándicap para cualquier profesional cuya actividad se base en el reconocimiento de sonidos. En el caso de profesionales sanitarios, la auscultación constituye una actividad rutinaria y el padecimiento de hipoacusia la limita en grado variable en función de la severidad de la misma. Aquellos profesionales sanitarios que por la severidad de su hipoacusia necesitan del uso de audífonos ven dificultadas las rutinas basadas en el uso del fonendoscopio. El objetivo del presente trabajo es describir el proceso llevado a cabo para desarrollar una aplicación para smartphones, que permita la reproducción en tiempo real, el registro y el análisis de sonidos para facilitar la labor de profesionales sanitarios con hipoacusia. Métodos. Hemos recogido somatosonidos cardiacos, pulmonares y abdominales de sujetos sanos y patológicos a fin de caracterizarles frecuencialmente. Posteriormente, la aplicación ha sido diseñada con el objetivo de facilitar la labor diagnóstica del profesional sanitario hipoacúsico, teniendo en cuenta la caracterización anterior para optimizar la escucha y el análisis de sonidos cardiacos, pulmonares y abdominales. Además, con el objetivo de maximizar el número de dispositivos compatibles, ha sido desarrollada para el sistema operativo Android, el más extendido del mercado.  Resultados: Hemos desarrollado una App para smartphones (a la que hemos llamado STETHOSCOPE) basados en Android que configura el teléfono como un fonendoscopio recogiendo el somatosonido a través de su micrófono (siendo posible utilizar exclusivamente el micrófono interno del smartphone o bien micrófonos externos de alta calidad a través de su conector JACK), procesando la señal hasta enviarla finalmente por Bluetooth a los audífonos del profesional hipoacúsico. Esta aplicación permite grabar y representar gráficamente sonidos cardiacos, pulmonares y abdominales en dispositivos Android y almacenarlos en formato WAV, según las recomendaciones del Instituto de Ingeniería Eléctrica y Electrónica (Institute of Electrical and Electronics Engineers, IEEE), utilizando una codificación FLOAT de 32 bits sin compresión posibilitando su archivo, comparación o compartición con otros profesionales.  Conclusiones: En este estudio presentamos una aplicación destinada a utilizar el smartphone como fonendoscopio, haciendo llegar el sonido captado a la ayuda auditiva (por vía inalámbrica) del profesional sanitario hipoacúsico que lo precise.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction and objectives: The hearing loss supposes a severe handicap for any professional whose activity is based on the recognition of sounds. In the case of health professionals, auscultation is a routine activity and the condition of hearing loss limits it to a variable degree depending on the severity of the same. Those health professionals who, due to the severity of their hearing loss, need the use of hearing aids, find routines based on the use of the stethoscope difficult. The objective of this work is to describe the process to develop a smartphone application that allows real-time reproduction, recording and analysis of sounds to facilitate the work of health professionals with hearing loss. Methods. We have collected cardiac, pulmonary and abdominal somatosounds from healthy and pathological subjects in order to characterize them spectrographically. Then, the application has been designed in order to facilitate the diagnostic work of the hypoacoustic healthcare professional, considering the previous characterization to optimize listening and analysis of cardiac, pulmonary and abdominal sounds. Moreover, in order to maximize the number of compatible devices, it has been developed for the Android operating system, the most widespread in the market.  Results: An App for Android-based smartphones has been developed (called STETHOSCOPE) that configures the phone as a stethoscope, picking up the somatosounds through its microphone (being possible to use only the internal microphone of the Smartphone as external microphones of high quality to through its JACK connector), processing the signal until finally sending it via Bluetooth to the hearing aid of the hearing impaired professional. This application allows you to record and graphically represent heart sounds, lungs and abdominals in Android devices and store them in WAV format without compression with a 32-bit FLOAT IEEE coding, allowing your file, comparison or sharing with other professionals.  Conclusion: In this study, we present a novel application designed to use the smartphone as a stethoscope, sending the captured sound to the hearing aid (wirelessly) of the physician with hearing loss.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[estetoscopio]]></kwd>
<kwd lng="es"><![CDATA[hipoacusia]]></kwd>
<kwd lng="es"><![CDATA[auscultación digital]]></kwd>
<kwd lng="es"><![CDATA[sonidos cardiacos]]></kwd>
<kwd lng="es"><![CDATA[sonidos respiratorios]]></kwd>
<kwd lng="es"><![CDATA[software específico]]></kwd>
<kwd lng="es"><![CDATA[teléfono inteligente]]></kwd>
<kwd lng="es"><![CDATA[aplicación]]></kwd>
<kwd lng="en"><![CDATA[stethoscope]]></kwd>
<kwd lng="en"><![CDATA[deafness]]></kwd>
<kwd lng="en"><![CDATA[digital auscultation]]></kwd>
<kwd lng="en"><![CDATA[heart sounds]]></kwd>
<kwd lng="en"><![CDATA[respiratory sounds]]></kwd>
<kwd lng="en"><![CDATA[smartphone]]></kwd>
<kwd lng="en"><![CDATA[application]]></kwd>
</kwd-group>
</article-meta>
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<name>
<surname><![CDATA[Udwadia]]></surname>
<given-names><![CDATA[FE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Use of the fast Fourier transform for frequency analysis of the first heart sound in normal man]]></article-title>
<source><![CDATA[Med Biol Eng]]></source>
<year>1976</year>
<volume>14</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>69-73</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
