To sleep, or not to sleep, that is the question!. Jan 06, 2006 Chi-Chen Wu MD, MBA Director of Sleep Center & Dept. of Anesthesiology, TMUH. Outlook of sleep centers. Interiors. Hook up, explain, & then sleep!. Test, data collection, scoring. Diagnosis of sleep disorders.
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Jan 06, 2006
Chi-Chen Wu MD, MBA
Director of Sleep Center & Dept. of Anesthesiology,
Electrodes are placed to monitor continuous recordings of brain waves, electrical activity of muscles, eye movement, respiratory rate, blood pressure, blood oxygen saturation, and heart rhythm.
Direct observation of the person during sleep may also be used.
The test (PSG) is performed for people who suffer from insomnia, excessive daytime sleepiness, obstructive sleep apnea, breathing difficulties during sleep, or behavior disturbances during sleep.1. Introduction of polysomnography
1. EEG: brain activity
2. EOG: eye movement
3. EMG: muscle tone
Dr. William C. Dement, a leading authority on sleep disorders, posed in 1982 next to an EEG machine, a sleep research tool for studying eye movement, muscle tension and brain waves. Photo: Stanford News Service archives