Fenestrated twist and twist plus tracheostomy tubes have a multiple fenestration at the outer bend. The twist plus tracheostomy tubes are distinguished by a double fenestration: in addition to the fenestration at outer bend it has two phonation openings at inner bend. These provide additional space for the exhaled air to reach the upper airways.
Tracoe Twist 304-08 Tube, Cuffless, Fenestrated 8mm - Each
616838
Fenestrated twist and twist plus tracheostomy tubes have a multiple fenestration at the outer bend. The twist plus tracheostomy tubes are distinguished by a double fenestration: in addition to the fenestration at outer bend it has two phonation openings at inner bend. These provide additional space for the exhaled air to reach the upper airways.
616838