Adherence to the prescribed wear schedule for clear aligners, such as Invisalign, is critical for achieving the desired orthodontic outcomes. Deviation from this schedule, specifically limiting usage to nocturnal hours, can impact the efficacy of the treatment. Successful tooth movement relies on consistent and sustained forces applied over the recommended period, typically 20-22 hours per day. For example, a patient instructed to wear aligners full-time might instead choose to use them solely while sleeping.
Reduced wear time diminishes the overall force applied to the teeth, potentially leading to slower progress, incomplete corrections, or even a regression of achieved results. The initial development of clear aligner technology emphasized consistent wear as a cornerstone of its success, differentiating it from traditional fixed appliances. The benefits of clear aligners, such as aesthetics and convenience, are contingent upon diligent adherence to the prescribed treatment plan. Inconsistent wear undermines these advantages and prolongs the treatment duration.