NiTi Files for Calcified and Sclerotic Canals
NiTi file systems suited for navigating calcified, sclerotic, and obliterated canals. Flexible alloys with non-cutting tips and pre-bendable profiles for safe negotiation.
Calcified canals are among the most challenging clinical scenarios in endodontics, often requiring careful hand-file negotiation before rotary instrumentation. The systems below feature controlled-memory or martensitic alloys that allow the clinician to pre-bend files and maintain a glide path through sclerotic dentin. Small tip sizes (15–20), heat-treated flexibility, and non-cutting tip geometry can help reduce the risk of ledge formation and procedural errors in calcified anatomy.
Matching systems
ProTaper Ultimate
Dentsply Sirona
M-Wire · 2-12% (variable) · 8 files
The Ultimate Evolution
RECIPROC
VDW GmbH
M-Wire · variable (5-8%) · 3 files
Original Single-File Reciprocation
Reciproc Blue
VDW GmbH
M-Wire · variable (5-8%) · 3 files
Maximum Flexibility
XP-endo Shaper
FKG Dentaire
MaxWire · 1% (expands to at least 4%) · 2 files
Adaptive Core
TF Adaptive
Kerr Dental
R-Phase · 4-8% · 6 files
Rotary When You Want It, Reciprocation When You Need It
R-Motion
FKG Dentaire
Heat-Treated · .04 · 7 files
Swiss Precision Reciprocation
iRaCe
FKG Dentaire
Conventional · 6% / 4% · 5 files
3-File Simplicity
iRaCe Plus
FKG Dentaire
Conventional · 2-4% · 4 files
Extended Difficult-Canal Sequence
RACE EVO
FKG Dentaire
Heat-Treated · 4% · 3 files
Heat-Treated 1-2-3 Sequence
Related Guides
Other Use Cases
Reviewed by
Uzm. Dt. Levent Yüksel
DDS · Endodontist
Independently authored and clinically reviewed.