510(k) Report

Devices descending from K904625

2 later devices reach Synectics Liberty System, PC Polygraf and Polygram through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K964815	AP-4000, Air Pulse Sensory Stimulator	Pentax Precision Instrument Corp.	1997	1	—
+2	K031790	Slide-on Endosheath System for Sensory Testing	Vision-Sciences, Inc.	2003	0	—