Читать книгу Orthodontic Treatment of Impacted Teeth - Adrian Becker - Страница 56

NiTi springs generate approximately the same force system as elastics. They have a favourable load deflection rate and do not require cooperation of the patient. NiTi springs can be recommended in order to attain adequate traction and the force level will be adjusted to the required low forces [22–24]. They may also be used with patients whose compliance may be suspect.