Full Arch Dental Implants in St. Louis

What Are Full Arch Dental Implants?
Full arch dental implants replace an entire row of missing or failing teeth — upper, lower, or both — with a fixed set of replacement teeth anchored to just a few precisely placed implants. At Gateway Oral and Maxillofacial Surgeons of St. Louis, this approach gives patients a stable, natural-looking smile without the slipping, adhesives, or daily removal that come with traditional dentures. Rather than placing one implant for every missing tooth, a full arch restoration typically relies on four to six implants to support a complete arch, making it an efficient way to rebuild an entire smile.
Full arch treatment is different from replacing one tooth with a single dental implant. It is designed for patients who are missing most or all of their teeth in an arch, or who are facing the loss of a full arch due to advanced decay or gum disease. The finished prosthesis is fixed in place and functions much like a natural set of teeth.
Who Is a Good Candidate for Full Arch Implants?
Full arch implants may be a strong option for patients who:
- Are missing all or most of their teeth in the upper or lower jaw
- Have failing teeth from extensive decay, fractures, or periodontal (gum) disease
- Wear dentures that feel loose, shift while eating or speaking, or require adhesives
- Want a permanent, non-removable alternative to conventional dentures
- Are in reasonably good general health and able to undergo oral surgery
Candidacy is confirmed during a consultation that includes a 3D scan to evaluate your jawbone and plan implant placement. Patients who have experienced bone loss may still qualify; in some cases bone grafting is used to rebuild support before or alongside implant placement. When teeth still need to be removed, any necessary tooth extractions can often be completed during the same surgical appointment.
How the Full Arch Implant Process Works
Full arch treatment is a surgical procedure, performed and overseen by an experienced oral and maxillofacial surgeon such as Dr. Hiran Fernando. Most patients move through the following steps:
- Consultation and 3D imaging. We review your dental and medical history, examine your mouth, and capture detailed 3D images to map bone volume and nerve position.
- Personalized treatment planning. Using those images, we plan the number and placement of implants and design a prosthesis that fits your bite and facial structure.
- Extractions and implant placement. Any remaining non-restorable teeth are removed and the implants are placed, typically with sedation or anesthesia options available in our office for your comfort.
- Same-day provisional teeth. In many cases, a temporary fixed set of teeth can be attached the same day, so you leave with a full smile rather than an empty arch.
- Healing and integration. Over the following months, the implants fuse with the bone in a process called osseointegration, creating a secure foundation.
- Final restoration. Once healing is complete, your final, custom-fitted arch of teeth is placed for long-term function and appearance.
For patients who are ready to move quickly, immediate implants can sometimes shorten the overall timeline, depending on bone quality and individual needs.

Benefits of Full Arch Implants
- Stability and confident chewing. A fixed arch does not shift, letting you eat a wider range of foods comfortably.
- Bone preservation. Implants stimulate the jawbone much like natural tooth roots, helping slow the bone loss that often follows tooth loss.
- A natural look. The prosthesis is designed to match the shape, size, and shade of natural teeth.
- No adhesives or daily removal. Your teeth stay in place and are cared for much like natural teeth.
- Fewer implants, full results. A complete arch is supported by just a handful of implants, which can make treatment more efficient than replacing each tooth individually.
- Improved speech and confidence. Secure teeth support clearer speech and a more comfortable smile.
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Full Arch Implants vs. Traditional Dentures
Both options restore a full smile, but they work very differently:
- Stability: Full arch implants are fixed to the jaw, while conventional dentures rest on the gums and can move during eating or speaking.
- Bone health: Implants help preserve jawbone, whereas traditional dentures do not stimulate the bone and may contribute to gradual bone loss and changes in facial shape.
- Daily care: Implant-supported teeth are cleaned in place; removable dentures require taking out, soaking, and adhesives.
- Feel and function: Many patients report that a fixed arch feels and functions closer to natural teeth.

Related Implant and Oral Surgery Services at Gateway
Full arch restoration is one part of the complete range of oral surgery services our practice provides. Depending on your needs, treatment may be combined with single dental implants for individual gaps, immediate implants to streamline your timeline, or bone grafting to strengthen your foundation. Because our team provides surgical extractions and anesthesia in-house, complex cases can often be managed start to finish in one place.
Frequently Asked Questions
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How long do full arch dental implants last?
With good oral hygiene and routine checkups, the implants themselves are designed to last many years and often a lifetime. The attached prosthesis may need maintenance or replacement over time due to normal wear, much like any dental restoration.
Are full arch implants permanent?
Yes. Unlike removable dentures, a full arch restoration is fixed in place and is not taken out for cleaning or sleeping. Only your dental team removes it when maintenance is needed.
Does getting full arch implants hurt?
The procedure is performed with anesthesia and sedation options, so you should be comfortable during surgery. Most patients manage the healing period with standard post-operative care and report less discomfort than they expected.
How much do full arch dental implants cost in St. Louis?
Cost varies based on how many arches are treated, the number of implants needed, whether grafting is required, and the materials used for your final teeth. The most accurate way to understand your investment is a consultation, where we review your options and provide a personalized estimate.
How many implants are needed for a full arch?
Most full arch restorations are supported by four to six implants per arch. The exact number depends on your bone volume and bite, which we evaluate during your 3D imaging and planning visit.
Schedule Your Full Arch Implant Consultation in St. Louis
If you are missing teeth or struggling with dentures, full arch implants can restore both function and confidence. Our surgeons will evaluate your needs and build a treatment plan tailored to you. Call (314) 726-2755 or request an appointment to get started. We welcome patients from Clayton and across the Greater St. Louis area in Missouri and Illinois.
