Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | HyFlex EDM | R-Motion |
|---|---|---|
| Manufacturer | Coltene | FKG Dentaire |
| Alloy | CM-Wire (EDM manufactured) | Heat-Treated NiTi |
| Heat Treatment | CM-Wire | Other |
| Motion | Continuous Rotation | Reciprocating |
| Files | 8 | 7 |
| Taper | Variable | Variable |
| Cross-section | Triangular, Square, Variable (quadratic tip, trapezoidal middle, triangular coronal) | Rounded triangular |
| Speed | 300–400 RPM | — |
| Torque | 1.8–2.5 Ncm | — |
| Use Type | Reusable (limited) | Single-use |
Best For
HyFlex EDM
extreme curvaturesfatigue resistance priorityreusable with regeneration
R-Motion
minimally invasive reciprocationlower dentine stresswide curvature accommodation
Key Features
HyFlex EDM
EDM + CM-Wire with regenerative memory — manufacturer reports enhanced fatigue resistance (bench data; figures vary by comparator and test setup)
R-Motion
Thinner core and optimized tip for lower dentine stress with enhanced cyclic fatigue resistance (manufacturer data)