The Velotrace, first described in 1987, is a mechanical device that monitors and records analogue data on the position of the soft palate, or velum. The device comprises two levels connected through a "push rod" that carried on a "support rod", which itself rests on the floor of the nasal cavity.
The Velotrace, first described in 1987, is a mechanical device that monitors and records analogue data on the position of the soft palate, or velum. The device comprises two levels connected through a "push rod" that carried on a "support rod", which itself rests on the floor of the nasal cavity.
Source: Wikipedia "Velotrace" · CC BY-SA 4.0
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