Devices descending from K971675

3 later devices reach SNT Stereotactic Localization System through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K071360	Optical Guidance Platform	Varian Medical Systems, Inc.	2007	2	5
+2	K142560	Varian Head Frame	Varian Medical Systems, Inc.	2014	1	1
+3	K180586	Varian Head Frame	Varian Medical Systems, Inc.	2018	0	—