Devices descending from K172246

2 later devices reach Olympus Urf-V2/V2R through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K181451	Uretero-Reno Videoscope Olympus Urf-V3/V3R, Uretero-Reno Fiberscope Olympus Urf-P7/P7R	Olympus Medical Systems Corp.	2019	1	1
+2	K191078	BAROnova Access Sheath Kit	Baronova, Inc.	2019	0	—