Devices descending from K133237

2 later devices reach Gel-Bead Embolization Spheres through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K173891	Gel-Bead (600-800 micron) - 1 ml sphere volume, Gel-Bead (600-800 micron) - 2 ml sphere…	Vascular Solutions, Inc.	2018	0	—
+1	K171946	Gel-Bead	Vascular Solutions, Inc.	2017	1	—