Devices descending from K971776

2 later devices reach Echovacs through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K990052	Tel-Echo System	Innovative Medical Solutions, Inc.	1999	1	—
+2	K032324	Echoencoder	Icardiogram, Incorporated	2003	0	—