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One Shape vs Perfect TS4

Micro-Mega (COLTENE) · Perfect Dental (Shenzhen Perfect Medical Instruments)

TR

One Shape®

Micro-Mega (COLTENE)

Single-File Rotary Simplicity

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TS4™

Perfect Dental (Shenzhen Perfect Medical Instruments)

Stepped Rotary + Twin Shaper Sequence

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Clinical Tip

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

Specifications

Specifications comparison: One Shape vs Perfect TS4
One ShapePerfect TS4
ManufacturerMicro-Mega (COLTENE)Perfect Dental (Shenzhen Perfect Medical Instruments)
AlloyConventional NiTiNiTi
Heat TreatmentConventionalConventional
MotionContinuous RotationContinuous Rotation
Files15
Taper6%Variable
Cross-sectionVariable asymmetric (3→2 cutting edges)Not specified in IFU text (no spec card image extracted), IFU model code "Twin Shaper" (cross-section geometry not specified in IFU text)
Speed350 RPM350–1000 RPM
Torque2.5 Ncm1–2 Ncm
Use TypeSingle-useSingle-use

Best For

One Shape

single-file rotary simplicityefficient continuous rotation shapingcost-effective one-instrument workflow

Perfect TS4

stepped rotary preparation workflowTwin Shaper deep-cleaning finishergeneral posterior shaping with conventional NiTi

Key Features

One Shape

Single-file continuous rotation with variable asymmetric cross-section (3 to 2 cutting edges) and ABC anti-breakage control

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