Devices descending from K922554

2 later devices reach Standard Imaging HDR 1000 Ion Chamber through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K060532	HDR 1000 Plus Well Chamber, Model 90008	Standard Imaging, Inc.	2006	0	—
+1	K013689	RE-Entrant Chamber	Sun Nuclear Corp.	2002	0	—