Why are elastics used?
Braces move teeth through the archwire and brackets, but some bite corrections need force between different teeth or between the upper and lower jaws. The AAO describes orthodontic elastics as small rubber bands that provide additional force in ways braces alone cannot.
Why do elastic patterns look different?
Your orthodontist chooses the attachment points according to the movement needed. Some elastics run from upper teeth to lower teeth; others connect teeth within the same arch. Two patients can have the same brand of braces and completely different elastic patterns.
Wear time and a practical routine
Follow the exact schedule your orthodontist gives you. The AAO advises patients to carry spare elastics and replace them as instructed. Its patient guidance also says elastics are typically removed for eating or brushing and fresh ones are then placed again — but your orthodontist’s instructions take priority because wear protocols differ.
- Keep spare elastics in your bag, desk or travel kit.
- Wash your hands before placing or removing them.
- Use the correct size and connection points.
- If you run out, contact the orthodontic office rather than improvising.
Will extra rubber bands make treatment faster?
No. The AAO explicitly warns against wearing more elastics than prescribed. Excess force can harm teeth or jaws and may actually interfere with efficient movement. Orthodontics works through controlled force over time, not through maximum force.
What if an elastic breaks?
Replace it using the normal prescribed setup. Because elastics lose force over time, follow the replacement schedule your orthodontist gave you rather than stretching one for longer than instructed. If a hook or bracket used for the elastic breaks, contact the practice because the force system may no longer be working as intended.
Common mistakes
- Only wearing elastics the day before an appointment.
- Doubling them because you missed several hours.
- Guessing the pattern after forgetting the instructions.
- Using old elastics of an unknown size.
- Stopping without asking because the bite “looks good enough.”
If you are not sure where they go, ask the practice for a diagram or photo of your own configuration.
Sources & further reading
- American Association of Orthodontists — Orthodontic Elastics — How elastics work, why configurations differ, and why patients should not add extra elastics.
- American Association of Orthodontists — Orthodontic FAQs — Guidance on orthodontic treatment with crowns, root canals and missing teeth.
These sources support the general information on this page. Your own orthodontist or dentist should make recommendations for your individual teeth, gums, restorations, appliance and treatment plan.