Biofeedback: What and Why?
Tracey J Baldwin, MA, CCC-SRegional Voice Clinic, Dir.
Speech Pathology, Mgr. East BayKaiser Permanente
Oakland, CA
April 22-23, 2011
Vision
• iphone application / portable device
• Captures sound in real time as it is being produced by singer/speaker
• Processes and displays information about voice via three modes
• Provides instant feedback allowing singer to monitor and self correct
the vocal signal
Components
• Voice detection sensor
• External sensor – Muscle effort
• In the ear monitor piece
• Real time processing of sound
• Multichannel tracking of pitch, volume, expiratory muscle effort
• Display of vocal parameters in one of three modes – visual, auditory, vibrotactile
Displays
• Visual display – lights, color bar, digital readout
• Auditory – beeping tone, verbal cues
• Tactile – vibration
Features
• Program allows SLP or vocal coach to link remotely to a server and monitor: set/change target thresholds
chart patient progress generate progress reportTelespeech –
therapy/consultation
• DAF Masking Amplified
Purpose
• Set vocal parameters for post op voice use
• Monitor vocal progress post injury
• Monitor vocal progress post operatively
• EMG Monitor and correct MTD patterns
• Continuity of care while on tour
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