Devices descending from K021764

2 later devices reach Rusch Tracheofix Set, Cuffed and Uncuffed through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K042684	Well Lead Tracheostomy Tube	Well Lead Medical Instruments	2005	1	—
+2	K101721	Well Lead Tracheostomy Tube and Disposable Inner Cannula	Regulatory and Marketing Services, Inc.	2011	0	—