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Molar uprighting by a nickel-titanium spring based on a setup model.

American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics (2014-07-01)
MoonHee Kim, Minji Kim, Youn-Sic Chun
ABSTRACT

Molar uprighting is an important adjunctive treatment in orthodontics: repositioning the tilted molar eliminates the potentially pathologic condition and simplifies the ultimate restorative procedure. Although various methods for molar uprighting have been applied successfully, they still have some limitations and disadvantages in tooth movement. This article reports on a new clinical technique for molar uprighting with nickel-titanium springs based on a setup model. Two patients treated with this system are shown.

MATERIALS
Product Number
Brand
Product Description

Titanium, IRMM®, certified reference material, 0.5 mm foil
Sigma-Aldrich
Nickel, rod, diam. 6.35 mm, ≥99.99% trace metals basis
Sigma-Aldrich
Nickel, powder, <50 μm, 99.7% trace metals basis
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Titanium, foil, thickness 0.127 mm, 99.7% trace metals basis
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Titanium, wire, diam. 1.0 mm, 99.99% trace metals basis
Titanium, IRMM®, certified reference material, 0.5 mm wire
Sigma-Aldrich
Titanium, foil, thickness 2.0 mm, 99.7% trace metals basis
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Nickel, foil, thickness 0.5 mm, 99.98% trace metals basis
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Nickel, wire, diam. 0.5 mm, ≥99.9% trace metals basis
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Nickel, nanopowder, <100 nm avg. part. size, ≥99% trace metals basis
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Titanium, wire, diam. 0.81 mm, 99.7% trace metals basis
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Titanium, wire, diam. 0.25 mm, 99.7% trace metals basis
Sigma-Aldrich
Titanium, 5-10 mm, ≥99.99% trace metals basis (purity exclusive of Na and K content)
Sigma-Aldrich
Titanium, foil, thickness 0.025 mm, 99.98% trace metals basis
Sigma-Aldrich
Nickel, foil, thickness 0.1 mm, 99.98% trace metals basis
Nickel, foil, 25mm disks, thickness 0.025mm, annealed, 99%
Nickel, tube, 100mm, outside diameter 3.0mm, inside diameter 2.4mm, wall thickness 0.3mm, hard, 99.5%
Nickel, wire reel, 20m, diameter 1.0mm, hard, 99.98%
Nickel, tube, 200mm, outside diameter 5.9mm, inside diameter 5.65mm, wall thickness 0.125mm, hard, 99.5%
Nickel, tube, 200mm, outside diameter 0.8mm, inside diameter 0.64mm, wall thickness 0.08mm, as drawn, 99.5%
Nickel, tube, 1000mm, outside diameter 1.8mm, inside diameter 1.6mm, wall thickness 0.1mm, hard, 99.5%
Nickel, wire reel, 5m, diameter 0.5mm, as drawn, 99%
Nickel, tube, 1000mm, outside diameter 0.8mm, inside diameter 0.3mm, wall thickness 0.25mm, as drawn, 99.5%
Nickel, foil, 15mm disks, thickness 0.5mm, as rolled, 99.99+%
Nickel, foil, 25mm disks, thickness 0.15mm, annealed, 99%
Nickel, wire reel, 50m, diameter 0.025mm, as drawn, 99.6+%
Nickel, foil, 20m coil, thickness 0.125mm, coil width 1mm, as rolled, 99%
Nickel, tube, 100mm, outside diameter 0.75mm, inside diameter 0.59mm, wall thickness 0.08mm, hard, 99.5%
Nickel, wire reel, 20m, diameter 2.0mm, hard, 99.98%
Nickel, foil, 15mm disks, thickness 0.20mm, annealed, 99%