20. a tooth brush, radiograph, impression tray,
marbles, acrylic discs, buttons, dentures and the
training devices have all been used to help the
patients overcome the gagging problem. for ex-the
hard palate is gently brushed without inducing
die gag reflex.
21. The patient marks the position of the max.
Incisors on the toothbrush handle. The aim
is to move the brush more posterior and
the patient is encouraged as the mark on
the toothbrush moves progressively down
the handle.