Instrumentation can define the subtleties of speech and measure several speech processes simultaneously. Instrumentation provides quantifiable documentation of change from speech therapy or physical management. Assessment with computerized instruments is objective and more accurate than perceptual judgments alone. Speech performance can be compared to standardized peer group norms. Pre and post measures make outcomes easier to evaluate.
Computers can measure several speech qualities simultaneously.
Voice and resonance measures can be taken at the same time. Endoscopic view of velopharyngeal port opened and closed Fig. V labels the velum and A labels the adenoids. Velopharyngeal port closed during speech. Note that the velum contacts the adenoids in this patient.