Extra oral habit breaking appliance with reminder comprises two parts namely extra oral appliance(E) which is adapted to the thumb, mainly comprises four contact heads(l,2,3,and4) and contact ring(5) which are made by stainless steel and fixed to the acrylic ring(A) and Reminder(R) part which is worn on a strap round the wrist, comprises alarm device(D) and battery(B), adapted within the cartoon designed watch(W). Both parts are connected by two connecting wires(9andlO). This mechanism helps to break the habit of thumb suction.
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