Adaptive Servo-Ventilation

Sleep-related Breathing Disorders Adaptive Servo-Ventilation

Adaptive servo-ventilation (ASV) is a form of non-invasive positive airway pressure (PAP) therapy that differs from other PAP devices. It includes features to overcome both obstructive and central sleep-disordered breathing (SDB) events. In the Treatment of Sleep-Disordered Breathing with Predominant Central Sleep Apnea by Adaptive Servo-Ventilation in Patients with Heart Failure (SERVE-HF) stu...

Adaptive servo-ventilation and deadspace: effects on central sleep apnoea.

Central Sleep Apnoea (CSA) occurs commonly in heart failure. Adaptive servo-ventilation (ASV) and deadspace (DS) have been shown in research settings to reverse CSA. The likely mechanism for this is the increase of PaCO(2) above the apnoeic threshold. However the role of increasing FiCO(2) on arousability remains unclear. To compare the effects of ASV and DS on sleep and breathing, in particula...

Adaptive servo-ventilation in patients with idiopathic Cheyne-Stokes breathing.

BACKGROUND Cheyne Stokes Breathing (CSB), a form of central sleep apnea is often found in medical illnesses such as heart failure, stroke or renal failure. Adaptive servo-ventilation (ASV) has been reported to be an effective treatment of CSB in heart failure. However, there are no reports about using ASV for idiopathic CSB, which is not associated with heart failure or other serious medical pr...

Cardiopulmonary rehabilitation using adaptive servo-ventilation after cardiac surgery.

after cardiac operation,7 and reducing the transmural pressure of the left ventricle8 and peripheral vascular resistance to increase cardiac output, and reducing cardiac sympathetic nerve activity by stimulating pulmonary stretch receptors by lung inflation.9 They also describe an important finding for OPCAB surgeons that the incidence of postoperative atrial fibrillation (AF) was significantly...

Adaptive Visual Servo Control