Tooth Extraction for Braces UK

Why are extractions recommended before braces?

Extractions create space in a fixed-size mouth so crowded or protruding teeth can be aligned without pushing them outside the jawbone. The mouth is a fixed-size space. When the combined width of the teeth exceeds the available arch length, crowding occurs. To straighten crowded teeth using braces, space must come from somewhere. There are three main ways to create space: extract teeth, expand the arch, or use interproximal reduction (IPR — controlled slenderising of teeth). Each approach has limitations, and for cases of moderate to severe crowding or significant overjet, extraction remains the most reliable way to create sufficient space to align all remaining teeth properly and close the bite. Extractions are also indicated when the front teeth protrude significantly (bimaxillary protrusion) — removing premolars allows the front teeth to be retracted, reducing protrusion and improving lip posture. For borderline cases — where crowding is moderate and could potentially be treated with or without extractions — the orthodontist will consider facial profile, arch form, and long-term stability when making the recommendation.

Which teeth get extracted for braces, and why?

First or second premolars are almost always the teeth extracted before braces because their removal creates useful space with the least visible change to the smile. Premolars sit between the canines and the molars — in each half of the arch there are two: the first premolar (closer to the front) and the second premolar (further back). These teeth are chosen for several reasons: they are positioned in the arch where their removal creates the most useful space for front tooth retraction and crowding relief; they play a lesser functional role than canines, molars, or incisors; their removal produces the least visible aesthetic change to the smile; and their roots are straightforward to extract without significant surgical complexity. Upper first premolars are the most commonly extracted teeth in orthodontic treatment. Lower first or second premolars may be taken depending on the specific crowding pattern and required bite correction. In most extraction cases, teeth are removed in matched pairs — for example, both upper first premolars, or all four first premolars — to maintain arch symmetry.

What happens during the extraction procedure?

Most orthodontic extractions are straightforward outpatient procedures carried out by your general dentist or a specialist oral surgeon, under local anaesthetic. The area is numbed with a local anaesthetic injection, after which you will feel pressure but not pain. The tooth is loosened using an elevator instrument and then removed with forceps; the process typically takes five to ten minutes per tooth. A gauze pad is placed on the socket and you bite down for twenty to thirty minutes to control bleeding. Healing takes approximately one to two weeks for the gum surface to close, though the socket takes several months to fully fill with bone. The orthodontist will usually wait for initial healing — typically two to four weeks — before fitting the braces. Once treatment begins, the extraction spaces close gradually over months as the orthodontic appliance moves the teeth together; by the end of treatment, no gap remains.

What are the alternatives to extraction, and what are their limits?

Interproximal reduction (IPR) involves removing a small amount of enamel from between teeth using a fine disc or strip. This creates a small amount of space — typically 0.2 to 0.5 mm per contact point — which across multiple contacts in one arch can amount to three to four millimetres in total. This is sufficient to relieve mild to moderate crowding or reduce a small overjet without extractions. It cannot substitute for extractions in cases of severe crowding or significant protrusion. Arch expansion — using a palatal expander or expander appliance — widens the arch to create space. In growing children with a suture that has not fused, transverse expansion is predictable and stable. In adults, expansion is limited without surgical assistance and carries a higher relapse risk; the amount of space achievable through expansion alone is limited for significant crowding. For borderline cases, many contemporary orthodontists prefer to attempt a non-extraction approach first, with a clear conversation about what the trade-offs in arch shape and stability might be.

Does extraction orthodontics change your facial profile?

In appropriately selected cases the effect on facial profile is minimal, though the topic has a history of clinical controversy. Extraction orthodontics became a clinical controversy partly due to concerns raised in the 1980s and 1990s about facial profile changes — specifically that extracting teeth and retracting the front teeth would cause a flattened or sunken facial appearance. This concern has been examined in multiple subsequent studies. The consensus is that, in appropriately selected cases, the change in soft tissue profile from premolar extractions is minimal and within the range of normal facial variation. Patients presenting with bimaxillary protrusion actually benefit aesthetically from retraction. The concern about profile flattening is more relevant when extractions are used inappropriately — for instance, extracting teeth in a patient who had a flat profile to begin with, or over-retracting the front teeth beyond what the case required. Properly planned extraction treatment, where the front teeth are retracted only to their ideal position, does not cause adverse profile changes.

Does the extraction space stay visible after treatment?

No, the extraction space closes completely by the end of treatment and leaves no visible gap, because the purpose of the braces is precisely to close those spaces. By the end of active treatment, the space created by the extracted teeth has been fully utilised to align the remaining teeth and correct the bite. The final dental arch looks complete with no gaps. The bone gradually remodels to fill the socket area. There is no long-term gap in the smile.

How much does extraction for braces cost on the NHS versus privately?

For children and young people whose treatment is funded by the NHS (Band 2 orthodontic treatment), extractions carried out as part of the NHS treatment plan are free of charge. The extractions are typically performed by the patient's NHS general dentist on referral from the orthodontist, covered under the NHS dental charge structure — or at no charge for under-18s in England. For adults having private orthodontic treatment, extractions are a separate procedure from the orthodontic treatment itself. They are typically performed by a general dentist or oral surgeon and charged separately. The cost of a straightforward premolar extraction privately is usually £80 to £200 per tooth. Some private orthodontic treatment packages include extraction coordination but not the extraction fee itself; confirm with your orthodontist what is included in your quote.

How can I manage anxiety about extractions?

Anxiety about having teeth removed is common and understandable, and knowing what to expect helps most patients feel more in control. It helps to know that orthodontic extractions are planned, routine procedures — not emergency extractions, and not complex surgical cases. They are carried out under effective local anaesthetic and the experience is predominantly one of pressure rather than pain. If you have dental anxiety, tell your dentist before the appointment so they can take extra time, explain each step, and give you strategies to manage. Conscious sedation is available at some practices for patients who need additional support; if this is important to you, ask about it when booking. Avoiding the extraction because of anxiety and thereby delaying or compromising orthodontic treatment has a greater long-term cost than addressing the anxiety and proceeding.

Useful related pages

This guide is for general information only. It is not a diagnosis, treatment plan, or substitute for advice from a registered dentist or orthodontist.