Fig. 1From: A simple approach for the management of a ruptured endobronchial cuff of the double-lumen tube using an automatic cuff pressure controller: a case studySmartCuff®, a portable cordless device that is powered by batteries weighing only 145 g. The SmartCuff® automatically adjusts the cuff pressure of the endotracheal tube, which in turn responds to changes in the cuff pressure by controlling air delivery to the pilot balloon, enabling cuff pressure maintenance at the set valueBack to article page