Jul 28, 2025

Retainers: why they matter after orthodontic treatment

Retainers are the final yet crucial step in your orthodontic journey. Whether you've completed treatment with braces or Invisalign®, your teeth naturally tend to shift back over time - a process known as relapse. If you want to maintain your new smile, retainers are essential.

At Class 1 Orthodontics, we offer both bonded (fixed) retainers and removable options (clear retainers), and we’ll guide you in choosing the right solution for your lifestyle and long‑term success.

Understanding the purpose of retainers

Once braces or Invisalign® align your teeth, the supporting bone, gum and fibre tissue need time to stabilise in their new positions. Retainers help hold your teeth in place during this essential healing period and reduce long-term changes due to ageing, tooth grinding, or soft tissue pressure.

• Fixed (bonded) retainers are wires cemented behind your teeth - they work continuously without needing to be removed.
• Removable retainer options - like clear Essix retainers - are worn according to your orthodontist’s schedule, often starting full-time then settling into nightly use.

At Class 1, your Specialist Orthodontist will recommend the best option, or sometimes BOTH, depending on the severity of alignment and your preferences.

Common FAQs parents and patients ask

1. Is a retainer painful to wear?

It’s normal to feel mild pressure or tightness when your retainer is first fitted, especially bonded types. This sensation usually fades within a few days. Persistent discomfort may signal a poor fit - contact us if this happens, and we’ll assess it with you.

2. Do you sleep with retainers?

Yes - wearing your retainer at night is vital for retention. Many patients continue nightly wear indefinitely to guard against shifting due to age or tooth grinding.

3. How long should I wear my retainer?

Most patients start with full-time wear for a few months, then transition to nightwear only. For long-term retention, it’s common to wear retainers nightly for life to maintain results.

Caring for your retainer - and your smile

• Remove and rinse removable retainers after eating with lukewarm water.
• Gently brush them weekly with mild soap - avoid toothpaste or hot water which can scratch or warp the material.
• Store retainers in a ventilated case to prevent damage or bacteria build-up.

For bonded retainers, flossing around the wire and attending regular check-ups ensures oral hygiene is maintained. If the wire loosens or breaks, don’t delay - contact us immediately.

Why retainers are so important

• Prevent relapse: Retainers halt the natural tendency of teeth to drift back into pre-treatment positions - especially teeth relapse caused by periodontal fibers or soft tissue forces.
• Age-related movement: Even without orthodontic treatment, teeth shift gradually with age. Retainers help protect not just post-treatment results but ongoing alignment too.

Bonded vs removable retainers: which is right for you?

Retainer Type	Pros	Considerations
Bonded (Fixed)	Invisible, no compliance needed, ideal for hard-to-control movements or busy teens	Requires extra care when flossing; occasional breakage needs repair
Removable (Clear Essix)	Easy to remove for cleaning and meals; almost invisible	Must be worn consistently; risk of loss if not handled carefully

Your Class 1 Specialist Orthodontist can discuss which option - or combination - is ideal for your specific treatment.

Maintaining your smile for life

A lifelike smile is an investment - and retainers ensure that investment lasts. At Class 1 Orthodontics, we’ll provide personalised retention plans and ongoing support to help your results endure.

Need help caring for your retainer - or worry you feel a shift? Book a check-up or contact us for advice on retention strategies tailored to you.

Final takeaway

Without retainers - whether bonded or removable - your teeth may slowly drift back once your braces or Invisalign® come off. Retainers are the essential final step in orthodontic care, locking in your results and helping you enjoy a confident smile for years to come.