Splint activator

SB activator front

SB activator back

Splint activator is a dental appliance used in the field of orthodontics, which is a branch of dentistry that deals with correcting teeth and jaws that are positioned improperly. The splint activator is designed to address various orthodontic issues, including malocclusions or bad bites. It is part of the functional appliances family, which work by using the muscle action produced as we speak, eat, and swallow to produce forces that can guide the growth of the jaws and the position of the teeth into more desirable positions.

Overview

The splint activator is essentially a removable device, making it a convenient option for patients. It is often used during the mixed dentition period, which is the developmental stage where both primary (baby) and permanent teeth are present. This appliance can be adjusted to fit the changing dentition of growing children and is particularly effective in correcting class II malocclusions, where the upper teeth and jaw significantly overlap the lower teeth and jaw.

Design and Function

The design of the splint activator incorporates both upper and lower dental arches, connected by a splint mechanism. This design helps in guiding the jaw into a more favorable position by encouraging forward growth of the lower jaw. The appliance may also include screws or springs to apply additional corrective forces to the teeth and jaw. By doing so, it not only aids in the correction of jaw discrepancies but can also help in aligning the teeth more properly.

Treatment and Usage

Treatment with a splint activator typically begins with a thorough examination by an orthodontist, who will assess the patient's specific needs and determine the suitability of this appliance. Impressions of the patient's teeth are then taken to customize the splint activator for their unique dental structure.

Patients are usually instructed to wear the splint activator for most of the day and night, removing it only for cleaning, eating, and certain activities. The duration of treatment with a splint activator can vary depending on the severity of the orthodontic issue and the patient's growth rate, but it generally lasts between 12 to 24 months.

Advantages and Disadvantages

One of the main advantages of the splint activator is its ability to promote natural growth and alignment of the jaw and teeth, potentially reducing the need for more invasive treatments later on. It is also removable, which makes oral hygiene easier to maintain compared to fixed appliances.

However, the effectiveness of the splint activator heavily relies on patient compliance with wearing the appliance as directed. Additionally, it may cause discomfort or difficulty speaking and swallowing during the initial period of use.

Conclusion

The splint activator is a valuable tool in the field of orthodontics, offering a non-invasive solution for correcting certain types of malocclusions and promoting proper jaw development. As with any medical treatment, consultation with a qualified orthodontist is essential to determine the most appropriate course of action for each individual case.