
Thumb Sucking Appliance
The Thumb Sucking Appliance is a fixed intraoral device designed to gently and effectively deter prolonged thumb or finger sucking habits. Custom-fitted to the patientâs upper arch, this appliance features a curved, vertical barrierâcommonly referred to as a "palatal crib" or "habit cage"âpositioned behind the upper front teeth. This structure makes thumb placement uncomfortable, reducing the satisfaction of the habit and encouraging cessation.
Anchored securely with molar bands and a durable support wire, the appliance is non-removable and provides continuous reinforcement, making it an ideal choice for patients needing consistent habit correction. Its low-profile design ensures minimal interference with speech or daily activities, while delivering reliable behavioral modification.
Key Features:
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Designed to stop thumb and finger sucking behaviors
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Fixed appliance with a soldered support archwire
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Vertical crib deters habitual thumb placement
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Long-term habit-breaking results with consistent wear
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Custom-fit for comfort and stability