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
| — | One Shape | TF4 |
|---|---|---|
| Manufacturer | Micro-Mega (COLTENE) | Perfect Dental (Shenzhen Perfect Medical Instruments) |
| Alloy | Conventional NiTi | NiTi |
| Heat Treatment | Conventional | Conventional |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 1 | 4 |
| Taper | 6% | Variable |
| Cross-section | Variable asymmetric (3→2 cutting edges) | Not specified by name in IFU text |
| Speed | 350 RPM | 350 RPM |
| Torque | 2.5 Ncm | 2 Ncm |
| Use Type | Single-use | Single-use |
Best For
One Shape
single-file rotary simplicityefficient continuous rotation shapingcost-effective one-instrument workflow
TF4
rotary + reciprocating hybrid workflowclinicians comfortable switching motor modes mid-casemoderate-curvature anatomy
Key Features
One Shape
Single-file continuous rotation with variable asymmetric cross-section (3 to 2 cutting edges) and ABC anti-breakage control
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)