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Hemodynamics, plasma norepinephrine, and plasma renin activity were measured at supine rest in 106 patients (83 men and 23 women) with moderate to severe congestive heart failure. During follow-up lasting 1 to 62 months, 60 patients died (57 per cent); 47 per cent of the deaths were sudden, and 45 per cent were related to progressive heart failure.(More)
OBJECTIVES This report will present the results of the USA Phase 1 clinical trials for the Envoy System (St. Croix Medical): A totally implantable middle ear hearing system for sensorineural loss. STUDY DESIGN A prospective, single-subject, repeated-measures, multicenter study was performed to evaluate safety and functionality of the Envoy System. Data(More)
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