Devices descending from K894614

2 later devices reach Bivona Aire-Cuf Adjustable Tracheostomy Tube through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K031553	Silicone Foam Cuff Tracheostomy Tubes, Silicone Cuffless Neonatal and Pediatric…	Arcadia Medical Corporation	2003	1	2
+2	K100480	Rota-Trach Tracheostomy Tube Model Rota-Trach	Vitaltec Corporation	2010	0	—