Nickel titanium (NiTi) has always been a key toward orthodontic treatment. With, superelastic NiTi havinghigh springback, low stiffness, high stored energy, biocompatibility, environmental stability, and low surface friction; but lacking in formability. Since poor formability limits the ability to create variable arch forms, reverse curves of Spee, and exaggerated curves preformed archwires are generally used when NiTi is the material of choice. [1] NiTi wires are ideal in leveling and alignment due to low-force ratio to steel.Nickel titanium can be formed by two methods:• By heat annealing, but takes away the springback • Direct electric resistance heat treatment [1] method, which is more effective, but is expensive and time-consuming.This article describes a simple and cost-effective technique for bending NiTi wire chairside or in labs without losing its property of springback.
Face has always been forerunner in the esthetic persona. Facial form is the key in orthodontic diagnosis. The face is a demarcation of the esthetic and is the first characteristic to be perceived clinically. The knowledge of the facial typing also explicates the problems in the diagnosis and the treatment planning of the case accordingly. To determine the facial type and also the degree of variation within each facial type, a clinically applicable facial measuring device called indigenous biometric facial analyzer was developed.
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