Root canal volume change and transportation by Vortex Blue, ProTaper Next, and ProTaper Universal in curved root canals.
Hyun-Jin ParkMin-Seock SeoYoung-Mi MoonPublished in: Restorative dentistry & endodontics (2017)
Other than PTN produced less amount of transportation than PTU at 3 mm level, all 3 file systems showed similar level of canal volume change and transportation, and VB file system could prepare the curved canals without significant shaping errors.
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