Hidden braces

InSmile Hidden Braces (Lingual Braces) in Southern California

Reviewed by Dr. Ammar Siddiqi, DDS, MBALast reviewed

InSmile hidden braces are lingual braces: brackets and wires bonded to the back of the teeth, so they are not visible from the front. They can address many of the same problems as conventional braces, but candidacy depends on the bite, the shape and size of the teeth, and the movements required, and most patients need an adjustment period for speech and tongue comfort. At Advanced Dentistry & Orthodontics, Dr. Ammar Siddiqi provides InSmile at all three offices.

Key takeaways

  • Lingual braces sit behind the teeth; they are fixed appliances, so results do not depend on remembering to wear trays.
  • Candidacy is assessed individually: a deep bite, small or unusually shaped teeth, and certain movements can limit lingual treatment.
  • Speech and tongue comfort usually need an adjustment period after bonding; the duration varies.
  • Cleaning behind the teeth requires added care and specific tools.
  • Retainers are needed after treatment, as with any orthodontic appliance.

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What are InSmile hidden braces?

InSmile is a lingual brace system. Brackets are custom-fitted to the inside surfaces of the teeth and connected by wires that apply gentle, continuous force, in the same way conventional braces do from the front. Because the appliance is behind the teeth, it is not visible from the front during treatment. Lingual braces are fixed appliances, so tooth movement does not depend on wearing removable trays for a set number of hours.

Who may be a candidate for lingual braces?

Lingual braces can address crowding, spacing, and many bite problems in teens and adults. Candidacy is assessed individually because the appliance occupies the space behind the teeth: a deep bite where the lower teeth close against the upper brackets, small or unusually shaped teeth that give the brackets little surface to bond to, and certain complex movements can limit or rule out lingual treatment. Gum health, restorations, and bone condition are evaluated before teeth are moved, as with any orthodontic treatment described by the American Association of Orthodontists.

What does speech and comfort adaptation involve?

The tongue rests against the back of the upper teeth during speech and swallowing, so brackets in that position often cause a temporary lisp, tongue soreness, or altered speech after bonding. Most patients adapt over a period that varies from person to person; reading aloud and practising sounds may help. Orthodontic wax can protect the tongue early on. Persistent sores, a loose bracket, or a wire that pokes should be reported to the office.

How does InSmile compare with Invisalign and conventional braces?

Invisalign clear aligners, conventional braces, and InSmile hidden braces compared
ConsiderationInvisalign clear alignersConventional bracesInSmile hidden (lingual) braces
AppearanceClear removable trays; tooth-colored attachments may be visible at close rangeBrackets and wires on the front of the teeth (metal or ceramic)Brackets and wires bonded behind the teeth; not visible from the front
RemovabilityRemoved for meals and cleaningFixed for the length of treatmentFixed for the length of treatment
ComplianceSuccess depends heavily on wearing trays as prescribedDoes not depend on remembering to wear anythingDoes not depend on remembering to wear anything
Range of movementsAppropriate for selected problems; some movements are less predictableBroad control, including many complex movementsSimilar control to conventional braces for many cases; candidacy is assessed individually
Speech and comfortTemporary pressure and mild speech change when a new tray is insertedCheek and lip irritation early on; adjusted with wax and timeTongue contact often needs an adjustment period for speech and comfort
HygieneTrays removed for brushing and flossing; trays themselves need cleaningCleaning around brackets and wires requires added careCleaning behind the teeth requires added care and specific tools
Retention afterwardsRetainers requiredRetainers requiredRetainers required
Who provides it at the practiceDr. Siddiqi, Dr. Khoudari, Dr. Tedini, Dr. LiswiDr. SiddiqiDr. Siddiqi

How is treatment staged?

  1. Evaluation and records

    Teeth, gums, bite, and jaw relationships are examined; scans or impressions of the inside tooth surfaces are taken so the brackets can be custom-fitted.

  2. Bonding

    Custom brackets are bonded behind the teeth and the first wire is placed. Speech and tongue adaptation begin at this stage.

  3. Adjustment visits

    Wires are changed as teeth move. Hygiene behind the teeth is reviewed at each visit.

  4. Removal and retention

    Brackets are removed and retainers are fitted. Retention continues long term.

What are the risks, limitations and alternatives?

Possible issues with any orthodontic treatment include temporary pressure or soreness, irritation of the cheeks, lips, or tongue, speech changes while adapting, cavities or gum inflammation when hygiene is poor, unwanted tooth movement, root changes, and the need for refinements or a change of appliance. Moving teeth when gum health is inadequate can cause harm. Teeth can move after treatment, so retention is a long-term part of care whichever appliance is used. Patients should receive an individualized discussion of risks and alternatives, including limited treatment, monitoring, or no treatment.

Specific to lingual braces, cleaning behind the teeth requires added care and specific tools, and the tongue adjustment period can be longer than the cheek and lip irritation seen with conventional braces. Where lingual placement is not suitable, conventional braces or clear aligners are the usual alternatives.

What affects treatment time and cost?

Time and cost depend on complexity, appliance choice, records, the number of trays or adjustment visits, refinements, additional procedures, retention, and the patient's adherence to the plan. Advertised starting prices or monthly payments do not describe every case. Request a written estimate showing what is included, ask whether attachments, elastics, scans, refinements, retainers, and replacement trays are covered, and verify orthodontic benefits, age limits, lifetime maximums, and network rules directly with the insurer.

Offices, clinicians and financing

This treatment is offered at all three Advanced Dentistry & Orthodontics offices.

Clinicians who provide this care

Financing options include Cherry, CareCredit, and in-house financing. Review the interest rate, promotional-period rules, fees, and total repayment in writing before choosing one. See the financing and insurance page. Dental benefits vary by plan; ask the office for a written estimate and verify benefits directly with your insurer.

Dentist-reviewed guides

Read before your consultation. Each guide names its reviewing dentist and lists its sources.

Frequently Asked Questions

Are InSmile braces visible?

The brackets and wires sit behind the teeth, so they are not visible from the front. They can be seen if someone looks inside the mouth.

Will hidden braces affect my speech?

Often, temporarily. Because the tongue touches the back of the upper teeth during speech, a lisp or altered sounds are common after bonding and usually improve as you adapt. The duration varies.

Can everyone have lingual braces?

No. A deep bite, small or unusually shaped teeth, and certain movements can limit lingual treatment. Candidacy is decided at the evaluation.

How do I clean behind the braces?

Cleaning behind the teeth requires added care: angled brushes, interdental brushes, and floss threaders or a water flosser as advised by the office. Hygiene is reviewed at each visit.

Do I need retainers after InSmile?

Yes. Teeth can move after any orthodontic treatment, so a retention plan follows removal.

Sources

These sources support general patient education. Individual diagnosis, treatment options, timing, and risks require an examination by a qualified dental professional.

  1. Clear-aligner and orthodontic patient FAQsAmerican Association of Orthodontists. Accessed 2026-08-05.
  2. AlMogbel A, et al. Efficacy of Clear Aligner Therapy over Conventional Fixed Appliances in Controlling Orthodontic Movement: A Systematic Review. PubMed PMID 38784075.PubMed. Accessed 2026-08-05.

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An evaluation establishes a diagnosis and the options that apply to you. It is not a promise that a particular treatment is indicated.

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