T-Flex vs ProTaper Ultimate
Perfect Dental (Shenzhen Perfect Medical Instruments) · Dentsply Sirona
T-Flex™
Perfect Dental (Shenzhen Perfect Medical Instruments)
High-Purity NiTi Tuned for Curved Canals
View protocol →Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | T-Flex | ProTaper Ultimate |
|---|---|---|
| Manufacturer | Perfect Dental (Shenzhen Perfect Medical Instruments) | Dentsply Sirona |
| Alloy | High-Purity Black NiTi (low carbon/oxygen) | M-Wire / Gold / Blue Heat-Treated NiTi |
| Heat Treatment | Other | Gold Heat-Treated |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 5 | 8 |
| Taper | Variable | Variable |
| Cross-section | Brochure shows a cross-section illustration but does not name the geometry | Parallelogram (variable acute angles, off-centered) |
| Speed | 300 RPM | 400 RPM |
| Torque | 1.5–2.5 Ncm | 4 Ncm |
| Use Type | Single-use | Single-use |
Best For
T-Flex
curved canal preparationgeneral multi-file rotary shapingpractices wanting a balanced flexibility/cutting profile
ProTaper Ultimate
5th generation ProTaper evolutionK-file free workflowcomplex anatomy with manual fallback for severe curves
Key Features
T-Flex
Five-file rotary sequence (20/.10 opener, 15/.03, 20/.04, 25/.04, 25/.06) made from high-purity NiTi with low carbon and oxygen impurities, intended for curved anatomy and reduced canal transportation (per brochure)
ProTaper Ultimate
Slider-Shaper-Finishers concept with dual heat treatments: Gold for standard sequence, Blue for auxiliary finishers in large canals