Restorative Dentistry

All-on-4 Dental Implants

A fixed, full-arch replacement for missing or failing teeth, supported by as few as four dental implants.

GN Dental Yuba City | All-on-4 dental implant consultation

All-on-4 is a full-arch dental implant solution that replaces an entire row of missing or failing teeth using as few as four strategically placed implants. Rather than replacing each tooth individually, the four implants act as anchor points for a complete, fixed prosthetic arch, giving patients a permanent, non-removable alternative to traditional dentures.

This approach was developed specifically for patients who are missing most or all of their teeth in an arch, whether from decades of decay, advanced gum disease, or previous extractions, and who want a solution that functions and feels like natural teeth rather than a removable appliance. The implants are angled and positioned to maximize contact with available bone, which often allows patients with some bone loss to qualify for the procedure without a separate bone grafting surgery beforehand.

One of the most well known features of All-on-4 is that many patients leave their surgical appointment with a temporary fixed set of teeth the same day, rather than waiting months with no teeth at all while implants heal. A final, more durable prosthesis is placed later, once the implants have fully fused with the jawbone.

At GN Dental, we evaluate every patient individually with a detailed exam and imaging to determine whether All-on-4 is the right fit, and we walk through the full process, timeline, and cost before any treatment begins, so you know exactly what to expect.

This page explains who All-on-4 is designed for, how the procedure works, what recovery looks like, and how it compares to traditional dentures and single-tooth implants.

Signs All-on-4 May Be Right for You

All-on-4 is not the right fit for every patient, but it is worth considering if any of the following describe your situation.

You are missing most or all of your teeth in one or both arches
You wear a full denture that slips, feels loose, or is uncomfortable to chew with
You have several failing teeth due to decay or gum disease that cannot realistically be saved
You want a fixed, non-removable alternative to a removable denture
You have some jawbone loss but want to avoid a separate bone grafting procedure if possible
You are looking for a single, coordinated treatment plan rather than removing and replacing teeth one at a time over several years

All-on-4 Versus Traditional Dentures and Single Implants

Traditional removable dentures rest on the gums and are held in place with suction or adhesive, which can shift or slip, especially over time as the jawbone beneath them changes shape. All-on-4 is fixed directly to implants anchored in the jawbone, so it does not move, slip, or need to be removed for cleaning the way a denture does.

Compared to replacing each missing tooth with its own individual implant, All-on-4 requires significantly fewer implants to support a full arch, which can make it a more efficient and often more affordable path to a fixed, full-arch solution for patients missing most or all of their teeth. Individual implants remain a great option for patients missing only a few teeth, but for a full arch, All-on-4 is generally the more practical approach.

All-on-4 also helps preserve jawbone density in a way that removable dentures cannot, since the implants provide ongoing stimulation to the bone similar to natural tooth roots. Over time, this can help maintain facial structure that might otherwise change as bone gradually resorbs beneath an unsupported denture.

Why the Angled Implant Design Matters

A defining feature of All-on-4 is the specific angling of the two rear implants, which are placed at an angle to maximize contact with the denser bone typically found toward the back of the jaw. This angled positioning is a major reason many patients with moderate bone loss still qualify for All-on-4 without a separate bone grafting procedure, since the technique works with the bone that remains rather than requiring it to be rebuilt first.

This precision is not something that can be planned by eye. We rely on 3D imaging to map your specific bone anatomy before recommending exact implant positions, which is part of why the consultation and imaging phase is such a critical first step in the process, not just a formality before treatment begins.

Who Should Consider Alternatives to All-on-4

All-on-4 is an excellent option for many patients, but it is not automatically the right choice for everyone missing most of their teeth. Patients who still have several healthy teeth in an arch may be better served by individual implants, a bridge, or a partial denture that preserves those healthy teeth rather than removing them to make way for a full-arch solution.

Patients with certain uncontrolled medical conditions that affect healing, or significant bone loss even beyond what the angled implant design can accommodate, may need additional preparatory treatment or a different approach altogether. This is exactly why an individualized consultation matters more than assuming any one solution fits every situation, and we will always recommend the option that is the best clinical fit for you, not simply the most advanced-sounding one.

A Coordinated, Predictable Process

Every All-on-4 case starts with detailed 3D imaging to map the exact position, angle, and depth for each implant, accounting for your available bone and the shape of your jaw. This precision-guided planning is what allows many patients to receive a temporary fixed prosthesis on the same day as surgery.

Because the entire arch is planned together from the start, rather than tooth by tooth, the result is designed to function as a single, cohesive bite from day one, with a clear plan for the transition from temporary to final prosthesis.

GN Dental Yuba City | All-on-4 implant planning

What to Expect

Consultation and 3D Imaging
We evaluate your jawbone, remaining teeth, and bite, using 3D imaging to plan implant placement precisely.
Extraction and Implant Placement
Any remaining failing teeth are removed and four implants are placed in the same appointment, under local anesthesia or sedation.
Same-Day Temporary Teeth
A temporary fixed prosthesis is attached the same day in many cases, so you do not leave without teeth.
Healing and Osseointegration
Over the following months, the implants fuse with the jawbone, creating a stable, permanent foundation.
Final Prosthesis
Once healed, your final, custom-crafted fixed prosthesis is attached, completing your new smile.

Benefits of All-on-4

A fixed, non-removable full arch of teeth, not a denture that comes out
Often only four implants needed per arch instead of one per missing tooth
Many patients receive temporary fixed teeth the same day as surgery
Helps preserve jawbone density long term
Designed to function and feel closer to natural teeth than a removable denture
One coordinated treatment plan instead of years of individual tooth replacement

Life With a Fixed Full Arch

Patients switching from a removable denture to All-on-4 often describe the biggest change as simply forgetting their teeth are not entirely natural, since a fixed prosthesis does not shift, click, or require removal at night. This can make a meaningful difference in daily confidence, whether that means eating in public without worry or speaking clearly without adjusting a loose denture mid-conversation.

Because the prosthesis is fixed rather than removable, daily care shifts from soaking and reinserting a denture to brushing and cleaning around the prosthesis similar to natural teeth, along with specific tools we recommend to clean beneath the arch where it meets the gum tissue. Most patients adapt to this routine quickly, and it becomes a normal part of their daily hygiene within a few weeks.

Why Early Evaluation Matters

Patients who wait years to address extensive tooth loss or a failing dentition often lose more jawbone volume in the process, which can limit treatment options or require additional procedures like bone grafting later on. Evaluating your case sooner, even if you are unsure whether you want to move forward with treatment right away, keeps more options realistically available to you.

Delaying treatment for failing teeth can also mean living longer with pain, difficulty eating, or the embarrassment of visibly damaged teeth, all of which affect quality of life in ways that are easy to underestimate until they are resolved. An honest evaluation costs you nothing but a visit, and gives you real information to make a decision that fits your health and your budget.

Cost and Insurance

All-on-4 is a significant investment, generally costing more upfront than a removable denture but often less over a patient's lifetime than replacing multiple individual teeth with separate implants. Cost depends on factors including whether extractions or bone grafting are needed, and whether one or both arches are being treated.

Dental insurance coverage for All-on-4 varies significantly by plan, with some plans covering a portion of the restorative components. We verify your specific benefits and provide a complete, written estimate before treatment begins, along with financing options to help make this investment more manageable.

Comfort and Recovery

Implant placement is performed under local anesthesia or sedation, so the surgery itself is comfortable. Swelling and soreness for several days afterward is normal and managed with prescribed or over-the-counter medication, and most patients transition to soft foods for the first few weeks while the surgical sites heal.

Full osseointegration, the process of the implants fusing with the jawbone, typically takes a few months, during which you wear your temporary fixed prosthesis. Most patients report that daily function, including speaking and eating, feels increasingly natural as healing progresses.