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.
Cliff vesting is when the employee becomes fully vested at specified time rather than becoming partially vested in increasing amounts over an extended period of time. An example of cliff vesting would be when an employee is fully vested in a pension plan after 5 years of full time service.