Completing orthodontic treatment—whether through braces or clear aligners—is an exciting milestone. Patients often feel a sense of accomplishment once their teeth are aligned and their bite is corrected. However, treatment does not end when the braces are removed or aligners are finished. The final and equally important phase of orthodontics is retention, maintained by retainers.
Why Retainers Are Essential
After active orthodontic treatment, teeth are not yet entirely stable in their new positions. The supporting bone and surrounding soft tissues, including the gums and periodontal ligament, need time to adapt and remodel. Without adequate retention, there is a natural tendency for teeth to relapse—that is, to shift back toward their original positions. Retainers play a critical role in preventing relapse and preserving the results achieved during treatment.
Types of Retainers
Orthodontists prescribe different types of retainers based on each patient’s treatment
plan and individual needs:
1. Removable Retainers
- Hawley Retainers: Made of acrylic and metal wires, they are durable and adjustable.
- Clear Retainers: Transparent, thin trays that are more aesthetic and comfortable.
2. Fixed Retainers.
- Bonded wires placed behind the front teeth, offering continuous support without relying on patient compliance.
Often, a combination of fixed and removable retainers is recommended to ensure long-term stability.
Duration of Retainer Wear
Retention is a lifelong commitment.
- In the initial months following orthodontic treatment, most patients are advised to wear retainers full-time (except during meals and oral hygiene).
- Over time, usage typically transitions to night-time wear, but long-term or even lifelong wear is encouraged to ensure stability.
Consequences of Neglecting Retainers
Failing to wear retainers as instructed can result in:
- Relapse of teeth into misaligned positions
- Return of crowding or spacing
- Bite irregularities reappearing
- The potential need for retreatment with braces or aligners
Care and Maintenance
To maximize their effectiveness and longevity:
- Clean retainers daily using a soft brush and mild soap (avoid abrasive toothpaste).
- Always store them in a protective case when not in use.
- Avoid exposing retainers to heat, which may cause warping.
- Attend regular orthodontic follow-ups to monitor fit and condition.
Conclusion
Retainers are not optional—they are an essential part of orthodontic care. While braces and aligners move the teeth, retainers ensure those results are maintained for a lifetime. Consistent wear and proper care safeguard the investment made in achieving a healthy, beautiful smile.
References
- American Association of Orthodontists (AAO). Retention: Keeping Your Smile in Place.
- British Orthodontic Society (BOS). The Importance of Retainers After Orthodontic Treatment.
- Littlewood, S. J., Millett, D. T., Doubleday, B., Bearn, D. R., & Worthington, H. V. (2016). Retention procedures for stabilising tooth position after treatment with orthodontic braces. Cochrane Database of Systematic Reviews.