Adaptive Support Ventilation – A way different from traditional ventilation
Umesh Kumar Bylappa, Sujith M Prabhakaran, Stefan Rohrig, Faisal Malmstrom
Keywords :
Adaptive support ventilation, closed loop control, feedback
Citation Information :
Bylappa UK, Prabhakaran SM, Rohrig S, Malmstrom F. Adaptive Support Ventilation – A way different from traditional ventilation. Indian J Respir Care 2016; 5 (2):713-720.
Adaptive support ventilation (ASV) is a dual control mode of ventilation, which uses a closed loop control technique. This mode delivers controlled, time triggered and time cycled breaths when a patient is not breathing. If the patient has spontaneous breaths, it delivers flow cycled breaths and allows the patient to trigger and breathe spontaneously, either in between the controlled breaths or fully spontaneously. This mode is pressure limited for control, assist control and spontaneous breath. The pressure will vary depending on the target tidal volume and uses autoflow throughout the cycle. IntelliVent(R) is a closed loop mode of ventilation, an advance over the ASV mode where the ventilator automatically adjusts settings and optimises ventilation depending on the target settings and physiological information from the patient.
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