Skip to main content

Advertisement

Table 6 Release of nickel ions from NiTi and SS wires at various time-points

From: Release of nickel and chromium ions from orthodontic wires following the use of teeth whitening mouthwashes

Ni (mean + SD)
  1 h 6 h 24 h 168 h
Distilled water NITI 10 ± 0 16 ± 2.8 20 ± 0 23.3 ± 2.8
SS 10 ± 0 13.3 ± 2.8 21.6 ± 2.8 53.3 ± 2.8
Listerine NITI 276 ± 20.8 576 ± 25.1 3180 ± 20 11,500 ± 500
SS 53.3 ± 2.8 61.6 ± 2.8 63.3 ± 2.8 83.3 ± 2.8
Oral B NITI 26.6 ± 2.8 31.6 ± 2.8 81.6 ± 2.8 85 ± 5
SS 11.6 ± 2.8 15 ± 0 21.6 ± 2.8 43.3 ± 2.8
Listerine Advance White NITI 55 ± 5 148.3 ± 2.8 168.3 ± 2.8 170 ± 5
SS 31.6 ± 2.8 35 ± 5 43.3 ± 2.8 48.3 ± 2.8
Oral B 3D White Luxe NITI 26.6 ± 2.8 48.3 ± 2.8 101.6 ± 2.8 185 ± 5
SS 20 ± 0 23.3 ± 2.8 63.6 ± 3.2 85 ± 5
  1. SD standard deviation