An orthodontic device intended to be used as part of a bonded palate expander to gradually spread the maxillary arch to create space for teeth alignment. It is in the form of a threaded rod with expandable pins of various lengths; it is intended to remain i...
An orthodontic device intended to be used as part of a self-removable palate expander to gradually spread the maxillary arch to create space for teeth alignment. It is in the form of a threaded rod with expandable pins of various lengths; it is not fixed to...