---
title: "Bone Grafting and Orthodontics UK | When You Need Both (2026)"
url: https://virtualconsultant.online/guides/bone-grafting-before-orthodontics-uk
description: "When bone grafting is needed before or alongside orthodontics, covering alveolar grafts for cleft palate and implant site prep."
updated: 2026-08-17T00:00:00Z
publisher: Virtual Consultant Online
---

Bone Grafting

Implant Planning

Cleft Palate

# Bone Grafting and Orthodontics: When You Need Both and in What Order

Bone grafting and orthodontic treatment intersect in a small but important group of patients: those with cleft palate, those preparing for dental implants after orthodontic space opening, and those with deficient alveolar bone requiring regeneration before safe tooth movement. Understanding the sequencing of these treatments is critical to achieving a stable and functional outcome.

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## Why bone is needed for orthodontics

Orthodontic tooth movement depends on having adequate alveolar bone surrounding the roots of teeth. Bone acts as the medium through which orthodontic forces are transmitted and through which remodelling occurs. When bone is deficient — due to a developmental gap (as in cleft palate), periodontal disease, previous extraction site resorption, or a congenitally missing tooth leaving an underdeveloped ridge — orthodontic forces risk moving teeth into areas where there is insufficient bone support. This can result in dehiscence, fenestration, root exposure, or treatment failure. In these situations, bone must be present before or alongside orthodontic tooth movement.

## Alveolar bone graft for cleft palate: timing at 9 to 11 years

The alveolar (secondary) bone graft for cleft lip and palate is one of the most well-established intersections of bone grafting and orthodontics. A gap in the alveolar ridge — the tooth-bearing bone — is present in cleft patients and must be filled with bone graft before the canine tooth erupts through the area. The timing is critical: grafting should occur when approximately two-thirds to three-quarters of the canine root has formed and eruption into the graft site is imminent, typically between ages 9 and 11. Grafting too early means the graft resorbs before the canine erupts; too late means the canine erupts through deficient bone. Cancellous bone is typically harvested from the iliac crest (hip) and packed into the cleft site. Orthodontics before the graft aligns the upper arch and ensures the teeth adjacent to the cleft are correctly positioned to allow graft placement. After the graft, orthodontic treatment guides the canine through the graft site and aligns the permanent dentition.

## Guided bone regeneration for implant site preparation

Guided bone regeneration (GBR) is used to rebuild deficient alveolar ridges at sites where an implant is planned. When a tooth is congenitally absent or has been lost, the alveolar ridge often resorbs over time. Orthodontic space opening — creating a gap of the correct width between adjacent teeth — is often performed before GBR to ensure the implant site receives an appropriately sized graft. The sequence is typically: orthodontic space creation, then GBR to build up the ridge, then healing time (usually 4 to 6 months), then implant placement, and finally implant crown placement after osseointegration. Attempting to place an implant without adequate bone volume leads to implant failure or poor aesthetic outcomes.

## Sequencing bone graft and orthodontic space opening

The sequence of bone graft and orthodontic treatment must be carefully planned. For congenitally missing teeth — particularly missing upper lateral incisors — the orthodontist first creates adequate space orthodontically, then the oral surgeon performs GBR if the ridge is deficient, and the implant is placed after healing. For cleft patients, preliminary orthodontic alignment is completed before the alveolar bone graft, and definitive orthodontic treatment continues after grafting. In cases where orthodontic movement itself risks moving a tooth into a bony defect, the graft may need to precede movement into that zone. The treating team — orthodontist, oral surgeon, and restorative dentist — must agree on the sequence before treatment begins to avoid creating problems that require additional procedures to resolve.

## Healing timelines before applying orthodontic forces

After a bone graft, adequate healing time is essential before orthodontic forces are applied to teeth in the grafted zone. For alveolar bone grafts in cleft patients, orthodontic movement into the graft site typically begins after 3 to 6 months. For GBR procedures, implant placement is usually deferred for 4 to 6 months, and orthodontic forces should not stress the grafted area during this period. Premature loading of a graft before it has integrated can cause graft failure and require the procedure to be repeated. Clear communication between the orthodontist and oral surgeon about exactly when forces will be applied to specific teeth helps protect the graft.

## Orthodontics and dehiscence risk

Moving teeth outside the alveolar bone boundary risks dehiscence — where the root tip perforates the outer cortical plate — and recession of the overlying gingival tissue. In patients with a history of bone grafting, the grafted bone may behave differently from native bone and the boundary between graft and host bone requires careful assessment. CBCT imaging before and during treatment allows accurate tracking of tooth position relative to the bone envelope. Orthodontists should apply lighter forces and monitor more frequently in patients who have had bone grafting, particularly when teeth are being moved into or through grafted areas.

## CBCT-guided assessment

Cone beam computed tomography (CBCT) provides three-dimensional imaging of the alveolar bone that is invaluable in these complex cases. Before grafting, CBCT maps the extent of the bony defect and guides surgical planning. After grafting, CBCT confirms successful bone deposition before orthodontic forces are applied. During orthodontic treatment, CBCT can detect early signs of dehiscence or inadequate bone support around roots being moved. While CBCT involves more radiation than conventional dental X-rays and should not be used routinely, its use is justified in cases where two-dimensional imaging cannot provide the information needed to safely plan and execute treatment.

## NHS vs private in complex graft cases

Complex bone grafting combined with orthodontics is typically provided through NHS hospital settings for conditions with a clear functional or congenital basis — cleft palate being the primary example. Alveolar bone grafts for cleft patients are routinely funded through the NHS as part of the cleft multidisciplinary team pathway. GBR for implant site preparation for congenitally missing teeth may be available through NHS hospital oral surgery departments, though implant provision itself is rarely NHS-funded for adults. Patients who require GBR and implants for missing teeth typically fund the implant and associated procedures privately, while the pre-implant orthodontic treatment may be NHS-funded if IOTN criteria are met for eligible under-18s.

## Working with an oral and maxillofacial surgeon

Cases requiring bone grafting alongside orthodontics are best managed as a team. The orthodontist is responsible for creating the appropriate space, aligning teeth relative to the graft site, and planning anchorage. The oral surgeon or maxillofacial surgeon performs the graft and, if applicable, the implant placement. The restorative dentist plans the implant crown or any other prosthetic element. Regular case conferences and shared records — including CBCT, study models, and digital scans — ensure that all members of the team are working to the same plan. Patients should understand before starting that treatment may involve multiple specialists, multiple phases with waiting periods, and that the overall timeline can span two or more years.

## Useful related pages

[Cleft Palate Orthodontics UK](https://virtualconsultant.online/guides/cleft-palate-orthodontics-uk)

[Orthodontics Before Implants UK](https://virtualconsultant.online/guides/orthodontics-before-implants-uk)

[Orthodontics with Crowns and Implants UK](https://virtualconsultant.online/guides/orthodontics-with-crowns-implants-uk)

[CBCT vs OPG X-Ray UK](https://virtualconsultant.online/guides/cbct-vs-opg-xray-uk)

[Jaw Surgery and Orthodontics UK](https://virtualconsultant.online/guides/jaw-surgery-orthodontics-uk)

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

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### Frequently Asked Questions

Why do cleft palate patients need a bone graft before orthodontics?

The cleft creates a gap in the alveolar ridge — the bone that holds the teeth. Without bone in this area, the canine tooth cannot erupt normally and teeth adjacent to the cleft lack support. The alveolar bone graft fills this gap, allows the canine to erupt through the grafted bone, and provides the foundation for orthodontic alignment of the upper arch.

How long do I have to wait after a bone graft before braces can start?

This depends on the type and location of the graft. For alveolar bone grafts in cleft patients, orthodontic movement into the graft site usually begins after 3 to 6 months. For GBR procedures at implant sites, orthodontic forces should not stress the grafted area for at least 4 months. Your orthodontist and oral surgeon will agree a specific timeline based on your healing progress and follow-up imaging.

Can orthodontics cause bone loss around my graft?

Orthodontic forces that move teeth outside the alveolar bone boundary can cause bone loss (dehiscence) and gum recession, including in grafted areas. This is why CBCT assessment and careful force control are important in patients who have had bone grafting. Moving teeth into grafted bone is possible and often the goal, but it must be done with appropriate force levels and monitoring.

Is GBR for a missing tooth funded by the NHS?

The orthodontic treatment to create space for a missing tooth may be NHS-funded for eligible under-18s if IOTN criteria are met. GBR (guided bone regeneration) may be available through NHS oral surgery, though this varies by region. The implant itself and its crown are almost never funded by the NHS for adults. Most patients in this situation fund the implant and associated bone grafting privately.

Do I need a bone graft before getting an implant after orthodontics?

Not necessarily. If adequate bone volume is present at the implant site after orthodontic space opening, an implant can be placed directly. GBR is needed when the ridge is deficient — typically when a tooth has been missing for some time and the bone has resorbed. Your implant surgeon will assess bone volume using CBCT before deciding whether grafting is required.

How successful is an alveolar bone graft?

Success rates are high in experienced hands, and most grafts integrate well enough to allow teeth to be moved into the grafted area. The result is usually assessed on how much bone height is maintained around the adjacent teeth once healing is complete, judged radiographically a few months afterwards. Outcomes are better when the graft is timed to the eruption of the adjacent canine rather than done too early or too late, when oral hygiene around the site is good, and in patients who do not smoke. Where a graft partly resorbs, a second procedure is sometimes needed before implants.

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Citation details

Title Bone Grafting and Orthodontics UK | When You Need Both (2026)

Publisher Virtual Consultant Online

Published 2024-06-01

Updated 2026-08-17

URL [https://staging.virtualconsultant.online/guides/bone-grafting-before-orthodontics-uk](https://staging.virtualconsultant.online/guides/bone-grafting-before-orthodontics-uk)