Patients with permanent pacemaker, non-sinus cardiac arrhythmias, peripheral vasculopathy or neuropathy, severe lung disease, status postbilateral cervical or thoracic sympathectomy, finger deformity that precludes adequate sensor application, using a-adrenergic receptor blockers, or alcohol or drug abuse during the last 3 years.
Evaluation of a Portable Device Based on Peripheral Arterial Tone for Unattended Home Sleep StudiesThe clinic sleep laboratory of the Technion Sleep Medicine Centre, Israel
CHEST March 2003 vol. 123 no. 3 695-703
MSAC Application no 1130, Assessment Report