Fig.4. Two months later, the wire and front teeth are straightened , as compared to Fig.3.  A white rubber band ties these four front teeth together (*).  On either side of the teeth a long stretch of spring (arrowhead: ^) is placed over the wire, trying to push the back teeth backward.  Return to main article

Xin Wei, DDS, PhD, MS 1st edition 07/21/2012, last revision 07/21/2012