K One™
Perfect Dental (Shenzhen Perfect Medical Instruments)
Pediatric Single-File for Primary Teeth
View protocol →TS4™
Perfect Dental (Shenzhen Perfect Medical Instruments)
Stepped Rotary + Twin Shaper Sequence
View protocol →Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | K One | Perfect TS4 |
|---|---|---|
| Manufacturer | Perfect Dental (Shenzhen Perfect Medical Instruments) | Perfect Dental (Shenzhen Perfect Medical Instruments) |
| Alloy | NiTi | NiTi |
| Heat Treatment | Conventional | Conventional |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 1 | 5 |
| Taper | 6% | Variable |
| Cross-section | Spiral-shaped tip end on a single blade (per brochure description) | Not specified in IFU text (no spec card image extracted), IFU model code "Twin Shaper" (cross-section geometry not specified in IFU text) |
| Speed | 250 RPM | 350–1000 RPM |
| Torque | 1.5 Ncm | 1–2 Ncm |
| Use Type | Single-use | Single-use |
Best For
K One
primary-tooth pulpectomyshort pediatric canalssingle-file pediatric workflow
Perfect TS4
stepped rotary preparation workflowTwin Shaper deep-cleaning finishergeneral posterior shaping with conventional NiTi
Key Features
K One
15 mm single rotary file (25/.06) with a brochure-described "special tip design" intended to avoid irritation and damage to the periapical tissue of primary teeth (per brochure)
Perfect TS4
Five-instrument sequence combining a 20/.07 orifice opener, 15/.04 glider, 25/.02 Twin Shaper, and 030/.04 + 030/.02 deep-cleaning files at differentiated speeds (350–1000 rpm) per brochure-style IFU