Below is a picture of a cleft palate appliance. It is called a Nasal Stint and the design can vary depending on whether the cleft is single (Unilateral) or double (Bilateral). This is a Bilateral Nasal Stint:
Below is a picture of a baby with a bilateral cleft lip and palate with all of the tapping in place, it looks really complicated but don't worry we will lead you through the process step by step.
The following diagrams show the general way appliances work in a bilateral case followed by a unilateral case.