Devices descending from K933431

2 later devices reach Orthotrac Coaxial Laser through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K943381	Laser Alignment Tool	Philips Medical Systems North America, Inc.	1994	1	—
+2	K152303	CT Sim Laser System	Gammex, Inc.	2015	0	—