Milk teeth guides the permanent teeth, which will erupted in the future. If milk teeth are lost prematurely due to decay or trauma , the adjacent teeth can move to extraction zone and lead to crowding of teeth.
They prevent the adjacent teeth?s movement to extraction zone , and impaction of the permanent teeth. Thus they prevent the possible orthodontic treatment.The space created by tooth must be protected by space maintainer until the permanent teeth erupts. Space maintainers are prepared with great care by dental technicians, are designed in accordance with children's teeth and the jaw structure .
Fixed Space Maintainers
Removable Space Maintainers