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One Curve vs 2Shape

Micro-Mega (COLTENE)

TR

One Curve®

Micro-Mega (COLTENE)

Single-File Simplicity

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2Shape®

Micro-Mega (COLTENE)

Two-File Simplicity

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Clinical Tip

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

Specifications

Specifications comparison: One Curve vs 2Shape
One Curve2Shape
ManufacturerMicro-Mega (COLTENE)Micro-Mega (COLTENE)
AlloyC.Wire NiTiT.Wire Heat-Treated NiTi
Heat TreatmentC-WireOther
MotionContinuous RotationContinuous Rotation
Files44
Taper6%, 4%.04, .06
Cross-sectionVariableAsymmetrical triple helix
Speed300 RPM250 RPM
Torque2.5 Ncm2–2.5 Ncm
Use TypeSingle-useReusable (limited)

Best For

One Curve

single-file rotary simplicitycontrolled-memory flexibilitypre-bendable for difficult access

2Shape

simplified 2-file shapingEU/ME market standardasymmetrical triple helix debris removal

Key Features

One Curve

Controlled-memory single-file rotary system with variable cross-section for full canal shaping

2Shape

Intuitive 2-file sequence (TS1+TS2) with asymmetrical triple helix cross-section and T.Wire heat treatment