Listening to one's voice: the impact of spectrogram visual feedback in voice therapy ; A l'écoute de sa voix : apports du spectrogramme comme rétrocontrôle visuel en rééducation vocale

Article disponible gratuitement en ligne par les éditeurs au lien suivant: http://glossa.fr/userdata/dfcd0488b2d240f01e6e6f29954e6cce.pdf-2ème prix au concours glossa 2013 du meilleur article issu d’un mémoire d’orthophonie francophone ; National audience ; External feedback of the voice of patients is commonly used in voice therapy and one of theaims of voice therapy is to restore the self-perception of the voice and of its alterations, whichis often disrupted, in dysphonic patients. With a spectrogram, many acoustical parameters,such as voice onset and voice quality, may be visualized on a screen.Literature indicates thatthe use of spectrogram in vocal therapy can foster self-awareness of acoustical vocalparameters and increase the patients' motivation and autonomy.We conducted a case-control study on 4 patients in a series of three one-hour voice trainingsessions with a spectrogram. We also performed a statistical analysis of self-assessmentexercises and reports on the use of the spectrogram in a 19 patients population. Ourconclusion is that spectrogram visual feedback associated with the voice therapist’scomforting attitude can have a positive impact on the therapeutic relationship and on theimage the patient has of his voice, especially quality of resonance and voice onset.Spectrographic voice analysis leads to a better comprehension of the numerous acousticparameters of the voice even though no systematic impact on the quality of vocal behaviorwas observed.Voice therapists play a major role in voice rehabilitation and we recommend the use ofspectrogram visual feedback to enhance their efficiency ; En rééducation vocale, il est nécessaire de fournir au patient des feedbacks externes renvoyantune image de sa propre voix. Restaurer l’image de soi est également un objectif de cetterééducation pour des patients dysphoniques qui ont souvent une image perturbée del’altération de leur voix. Le spectrogramme matérialise par un feedback visuel de nombreuxparamètres acoustiques vocaux, notamment le timbre et ...