Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | ESX | One Shape |
|---|---|---|
| Manufacturer | Brasseler USA | Micro-Mega (COLTENE) |
| Alloy | Electropolished NiTi | Conventional NiTi |
| Heat Treatment | Conventional | Conventional |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 8 | 1 |
| Taper | Variable | 6% |
| Cross-section | Triangular (asymmetrical ACP) | Variable asymmetric (3→2 cutting edges) |
| Speed | 500 RPM | 350 RPM |
| Torque | 1.5 Ncm | 2.5 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
One Shape
single-file rotary simplicityefficient continuous rotation shapingcost-effective one-instrument workflow
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
One Shape
Single-file continuous rotation with variable asymmetric cross-section (3 to 2 cutting edges) and ABC anti-breakage control