Devices descending from K991326

2 later devices reach Isobar Semi-Rigid Spinal System through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K073143	Modified Vertiflex Spinal Screw System	Vertiflex, Inc.	2008	0	—
+1	K042953	Modification to Protex Stabilization System	Globus Medical, Inc.	2004	0	—