Devices descending from K904182

3 later devices reach R-800-SF through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K072780	Model R302DACS/a Automatic X-Ray Collimator	Ralco S.R.L.	2007	2	—
+2	K091517	Ralco, Model R225 Acs	Ralco S.R.L.	2009	0	—
+2	K083029	Model R605DASM Automatic X-Ray Collimator	Ralco S.R.L.	2008	0	—