Devices descending from K121985

3 later devices reach Architect Total Bilirubin through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K223324	Total Bilirubin2	Abbott Ireland Diagnostics Division	2022	0	—
+1	K150510	Total Bilirubin	Abbott Laboratories	2015	1	—
+2	K170065	ADVIA® Chemistry Total Bilirubin_2 (TBIL_2)	Siemens Healthcare Diagnostics, Inc.	2017	0	2