TF4™
Perfect Dental (Shenzhen Perfect Medical Instruments)
Rotary + Reciprocating Hybrid Sequence
View protocol →Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | EdgeFile X7 | TF4 |
|---|---|---|
| Manufacturer | EdgeEndo | Perfect Dental (Shenzhen Perfect Medical Instruments) |
| Alloy | Fire-Wire™ Annealed Heat-Treated NiTi | NiTi |
| Heat Treatment | Fire-Wire | Conventional |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 14 | 4 |
| Taper | 4%, 6% | Variable |
| Cross-section | Parabolic / variable diamond | Not specified by name in IFU text |
| Speed | 300 RPM | 350 RPM |
| Torque | 300 Ncm | 2 Ncm |
| Use Type | Single-use | Single-use |
Best For
EdgeFile X7
crown-down rotary with enhanced fatigue resistancedual taper versatility (.04/.06)mid-cost North American market
TF4
rotary + reciprocating hybrid workflowclinicians comfortable switching motor modes mid-casemoderate-curvature anatomy
Key Features
EdgeFile X7
Fire-Wire AHT eliminates shape memory for canal-contouring flexibility with enhanced cyclic fatigue resistance (manufacturer data)
TF4
Four-file hybrid sequence (T20 20/.07, T25 25/.07, T35 35/.06, T45 45/.05) where T25 25/.07 is run in reciprocating motion within an otherwise rotary workflow at 350 rpm / 2.0–3.0 N·cm (per IFU spec table and step-by-step)