Implant-Retained Dentures: How They Work, What They Cost and What the Evidence Shows
The short answer
An implant-retained denture is a removable denture that clips onto a small number of dental implants placed in the jaw, rather than resting on the gum alone. It is an option for someone whose lower denture moves when they eat or talk, but who does not want, or is not suited to, a full fixed arch. At Horsforth Smile Clinic, retaining a denture on two implants starts from £3,800 (price correct as of July 2026), subject to clinical assessment. The denture still comes out for cleaning. What changes is the retention — the denture is held by attachments anchored in bone rather than by suction against the gum.
Why dentures loosen in the first place
A conventional denture is held in by suction, muscle control and the shape of the ridge underneath it. None of those are fixed quantities. The NHS puts it plainly: dentures “may become loose as your gums and jawbone shrink or change shape as you get older.”
That is why relines and remakes buy time rather than solve the problem. A new denture is made to fit the ridge as it is today, and the ridge carries on changing. Implants alter the mechanics, because retention comes from something anchored in bone instead of from the fit against soft tissue.
What an implant-retained denture actually is
The NHS describes a dental implant as a titanium screw placed into the jaw bone to support a crown, bridge or denture. Guy’s and St Thomas’ NHS Foundation Trust describes implants as “man-made (artificial) replacements for your tooth roots.”
In this treatment, two or more implants are placed and fitted with attachments — commonly small studs or a bar. Matching housings are built into the fitting surface of the denture. The denture is pushed on until it clicks and lifted off with your fingers.
“Retained” and “supported” are not interchangeable
You will see both terms used, and not consistently. Because different practices use the labels differently, the terms alone will not tell you what you are being quoted for.
Two questions cut through it. How many implants does this price include? And does the finished prosthesis come out, or is it fixed in place and removable only by the dentist? The answers to those two determine both the cost and the day-to-day experience far more than the name on the treatment plan.
How many implants, and why the lower jaw is different
Lower dentures are the ones that give most trouble. There is no palate to generate suction, the ridge is smaller, and the tongue works against the denture all day.
That is the problem the consensus literature addresses. In 2009, the British Society for the Study of Prosthetic Dentistry issued the York Consensus Statement, published in the British Dental Journal, concluding that mandibular two implant-supported overdentures should be the first-choice standard of care for edentulous patients. It followed the earlier McGill Consensus Statement of 2002, which reached the same position. The York statement drew on patient-centred outcomes — satisfaction, comfort and function — rather than on survival numbers alone.
Two points of honesty about that. First, both statements concern the lower jaw specifically; they are not a statement about upper dentures, which behave differently and are planned differently. Second, these are consensus statements from 2009 and 2002 — long-standing and widely cited, but they are professional consensus, not a fresh systematic review. Your own plan depends on your jaw, your bone and your assessment, not on a default number.
What it costs
Our published prices, from the full price list:
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All prices correct as of July 2026 and subject to clinical assessment. For how these figures sit against national ranges and what drives the variation between practices, see our full UK implant cost guide.
The two-implant option sits at the lower end of implant treatment for a whole arch. A fixed full arch costs considerably more: All-on-4 full-arch implants start from £9,750 and a six-implant fixed bridge from £12,500 (prices correct as of July 2026, subject to clinical assessment). That gap is the real decision for most people — not implants versus no implants, but how much fixed you are paying for.
What the treatment involves
Assessment comes first, including imaging to check bone volume and the position of the nerve in the lower jaw. That assessment determines whether the treatment is appropriate at all.
Implant placement is carried out under local anaesthetic. IV sedation is available for anxious patients, subject to clinical assessment. A healing period follows while bone integrates with the implant surface, after which the attachments are fitted and either your existing denture is adapted or a new one is made to house them.
Guy’s and St Thomas’ NHS Foundation Trust gives a realistic overall figure for implant treatment: “In total, your treatment could take 6 to 12 months.” That is a realistic planning assumption to work to.
The trade-offs worth knowing before you commit
It still comes out. If your objection to a denture is the fact of removing it at night, this treatment does not solve that. It is aimed at movement, not removability. A fixed arch is the option that addresses removability, at roughly two and a half times the cost or more.
Maintenance is ongoing. Attachments wear. Clips and inserts lose grip and get replaced; denture bases need adjusting over time. A 2017 systematic review in the Journal of Prosthetic Dentistry by Assaf and colleagues found that prosthetic complications with implant overdentures are unavoidable, though they can be kept to an expected level where a close follow-up protocol is in place. The same review could not establish a mean complication rate at all, because too many variables contribute. Anyone quoting you a precise maintenance figure is going beyond what the literature supports. Budget for periodic servicing as part of the treatment, not as a surprise.
Implants can fail. The long-term survival data comes from Howe, Keys and Richards, whose 2019 systematic review and meta-analysis in the Journal of Dentistry reported 10-year implant-level survival of 96.4% (95% CI 95.2%–97.5%). Their sensitivity analysis, which accounts for patients lost to follow-up, gave a more conservative 93.2% (95% CI 90.1%–95.8%). Both figures belong together. The same sensitivity analysis gave survival of 91.5% in patients aged 65 and over (p=0.038), and the authors described this as a possible doubling of the risk of implant loss in older age groups — directly relevant here, since denture wearers are more often in that group.
Comparing it with the alternatives
| New conventional denture | Implant-retained denture | Fixed full arch | |
|---|---|---|---|
| Removable by you | Yes | Yes | No |
| Held by | Suction and ridge fit | Implants plus ridge | Implants |
| Implants needed | None | Typically two or more | Four or more |
| Surgery | No | Yes | Yes |
| Indicative cost | See dentures | From £3,800 | From £9,750 |
| Ongoing maintenance | Relines, remakes | Attachment servicing | Hygiene, review |
Prices correct as of July 2026 and subject to clinical assessment.
A conventional denture remains a reasonable choice for plenty of people, particularly where bone volume is limited, where medical factors weigh against surgery, or where the existing denture is genuinely comfortable. If you are still weighing up tooth replacement more broadly, our guide comparing implants, bridges and dentures covers the single-tooth decision.
Who it may not suit
Bone volume has to be sufficient, or grafting has to be viable — Guy’s and St Thomas’ NHS Foundation Trust describes bone grafting as “a procedure to increase the amount of bone in your jaw for supporting the implant.”
Smoking matters. The same Trust advises patients to “try to stop smoking and remain a non-smoker in the long term,” and states that “There is a small risk that the dental implants might not join properly with the bone in your jaw,” a risk it describes as higher for people who smoke.
Your medical history matters too. The Trust’s guidance is direct: “It is important to tell your dental team about any problems with your health and any tablets or medicines that you take.”
Suitability for treatment depends on a clinical assessment. This treatment may not be appropriate for every patient.
Common questions
Is this available on the NHS? Very rarely. The NHS states that implants “are usually only available privately and are expensive,” and that while “it’s rare, implants are sometimes available on the NHS for patients who cannot wear dentures for certain reasons, such as mouth cancer or an accident.”
Can my current denture be used? Whether an existing denture can be adapted to take the attachments, or whether a new one is made, is decided at assessment rather than assumed in advance.
Will I be able to eat normally? Retention is the thing this treatment is intended to address. What you are able to eat depends on your ridge, your bite and how the denture is built, so it is assessed rather than predicted. We cannot promise you a specific outcome.
How long do the implants last? See the survival figures above — 96.4% at ten years on the conventional analysis, 93.2% on the more conservative one. Long-term outcome depends heavily on cleaning and on attending maintenance appointments.
Two implants or four? Two is the position supported by the York and McGill consensus statements for the lower jaw. More implants can be appropriate depending on bone, bite forces and what you want the prosthesis to do. It is an assessment decision, not a menu choice.
If you wear a denture that moves and you want to know whether implants would help in your case, a consultation from £55 (price correct as of July 2026) covers examination, imaging where indicated and a written plan. You can also read more about dental implants in Leeds at our practice.
Sources
- Howe MS, Keys W, Richards D. Long-term (10-year) dental implant survival: A systematic review and sensitivity meta-analysis. Journal of Dentistry 2019;84:9–21. doi:10.1016/j.jdent.2019.03.008
- Thomason JM, Feine J, Exley C, et al. Mandibular two implant-supported overdentures as the first choice standard of care for edentulous patients — the York Consensus Statement. British Dental Journal 2009;207(4):185–186. doi:10.1038/sj.bdj.2009.728
- Thomason JM. The McGill Consensus Statement on Overdentures. Mandibular 2-implant overdentures as first choice standard of care for edentulous patients. European Journal of Prosthodontic and Restorative Dentistry 2002;10(3):95–96. PubMed 12387249
- Assaf A, Daas M, Boittin A, Eid N, Postaire M. Prosthetic maintenance of different mandibular implant overdentures: A systematic review. Journal of Prosthetic Dentistry 2017;118(2):144–152.e5. doi:10.1016/j.prosdent.2016.10.037
- NHS. Dentures (false teeth). nhs.uk/tests-and-treatments/dentures
- NHS. Dental treatments. nhs.uk/live-well/healthy-teeth-and-gums/dental-treatments
- Guy’s and St Thomas’ NHS Foundation Trust. Dental implants. guysandstthomas.nhs.uk/health-information/dental-implants
