Skip to content

K One vs R-Motion

Perfect Dental (Shenzhen Perfect Medical Instruments) · FKG Dentaire

TR

K One™

Perfect Dental (Shenzhen Perfect Medical Instruments)

Pediatric Single-File for Primary Teeth

View protocol →

R-Motion®

FKG Dentaire

Swiss Precision Reciprocation

View protocol →

Clinical Tip

Compare specifications above to choose the best system for your clinical case.

Specifications

Specifications comparison: K One vs R-Motion
K OneR-Motion
ManufacturerPerfect Dental (Shenzhen Perfect Medical Instruments)FKG Dentaire
AlloyNiTiHeat-Treated NiTi
Heat TreatmentConventionalOther
MotionContinuous RotationReciprocating
Files17
Taper6%Variable
Cross-sectionSpiral-shaped tip end on a single blade (per brochure description)Rounded triangular
Speed250 RPM
Torque1.5 Ncm
Use TypeSingle-useSingle-use

Best For

K One

primary-tooth pulpectomyshort pediatric canalssingle-file pediatric workflow

R-Motion

minimally invasive reciprocationlower dentine stresswide curvature accommodation

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)

R-Motion

Thinner core and optimized tip for lower dentine stress with enhanced cyclic fatigue resistance (manufacturer data)