Devices descending from K802505

3 later devices reach Double Lumen Tracheal Tube through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K040657	Boussignac/Vygon Endotracheal Tube, Model 6501.25/30/35 and 6502.70/75/80	Vygon SA	2004	1	—
+1	K021044	Madett	Wolfe Tory Medical, Inc.	2002	0	8
+2	K211543	Wei Nasal Jet Tube	Well Lead Medical Co., Ltd.	2022	0	—