Devices descending from K081401

3 later devices reach Mayfield MR/X-Ray Skull Clamp through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K113748	Imris MR/X-Ray Head Fixation Device (HFD)	Imris, Inc.	2012	0	1
+1	K103493	Head Fiation Device (HFD 100)	Imris, Inc.	2011	2	3
+2	K141950	HFD100 Rocker Arm Accessory	Imris, Inc.	2014	0	—