1 Gives you the flexibility to talk and drink, as well as close your mouth and breathe during sleep, 2 unlike some other appliances. 2  Patient satisfaction. 3  Users reported wearing the appliance 6.7 hours per night, 6.6 days per week.
Definition of vesting. : the conveying to an employee of inalienable rights to money contributed by an employer to a pension fund or retirement plan especially in the event of termination of employment prior to the normal retirement age; also : the right so conveyed.
A vesting period is a period of time an investor or other person holding a right to something must wait until they are capable of fully exercising their rights and until those rights may not be taken away. In many cases vesting does not occur all at once.