Devices descending from K150212

3 later devices reach DeScribe Transparent PFD Patch through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K190542	Soliton Acoustic Wave Device	Soliton, Inc.	2019	1	—
+1	K172689	DESCRIBE PFD Patch	Merz North America, Inc.	2017	0	—
+2	K200331	Rapid Acoustic Pulse Device	Soliton, Inc.	2020	0	—