Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | ESX | ZenFlex |
|---|---|---|
| Manufacturer | Brasseler USA | Kerr Dental |
| Alloy | Electropolished NiTi | Heat-Treated NiTi (Controlled Memory) |
| Heat Treatment | Conventional | CM-Wire |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 8 | 10 |
| Taper | Variable | 4%, 6% |
| Cross-section | Triangular (asymmetrical ACP) | Triangular |
| Speed | 500 RPM | 500 RPM |
| Torque | 1.5 Ncm | 1–3.5 Ncm |
| Use Type | Single-use | Single-use |
Best For
ESX
minimally invasive two-file canal preparationconservative coronal tooth structure preservationcases where adaptive finishing file size selection is preferred
ZenFlex
minimally invasive shapingcontrolled-memory flexibilitydual taper strategy (.04/.06)
Key Features
ESX
Two-file shaping system with patented ACP (Alternating Contact Point) design and Booster Tip for minimally invasive canal preparation at 500-600 RPM
ZenFlex
Violet oxide surface with 1mm flute diameter for minimally invasive shaping and excellent flexibility