Full mouth dentures using the All-on-4 method are a cutting-edge solution for individuals who have lost all or most of their teeth and want a fixed, natural-looking smile. Unlike traditional dentures—which rest on the gums and may require adhesives or removal at night—All-on-4 dentures are permanently supported by four dental implants in each jaw. This approach provides increased stability, improved function, and a more comfortable, secure experience for patients seeking full-mouth restoration.
Developed in the late 1990s, the All-on-4 system was designed to maximize the use of available jawbone while minimizing the number of implants needed. This technique offers a durable and life-changing alternative for those who want to regain their confidence and quality of life after significant tooth loss.
How Does the All-on-4 System Work?
The All-on-4 procedure begins with a comprehensive dental evaluation, including 3D imaging and scans to assess bone density and oral health. If you’re a suitable candidate, four implants are strategically placed in each jaw—two in the front positioned vertically and two in the back angled to provide optimal support.
These implants act as anchors for a full arch prosthesis, which looks and feels like a natural set of teeth. In many cases, patients receive a temporary set of teeth on the same day as implant placement. After a healing period of several months, during which the implants integrate with the bone (a process called osseointegration), the final prosthesis is attached.
Unlike conventional full dentures that rest on soft tissue, All-on-4 dental implants distribute chewing forces evenly across the implants and jawbone. This promotes long-term oral health and prevents bone resorption—a common problem with removable dentures.
Benefits of All-on-4 Dentures
One of the standout advantages of the All-on-4 technique is its permanence. The prosthesis is fixed in place and doesn’t need to be removed at night, giving patients the confidence to eat, speak, and smile naturally. Compared to removable dentures, All-on-4 provides superior function and stability—no slipping, no adhesive, no embarrassing mishaps.
The method is also efficient. Only four implants are used per arch, which reduces the complexity and cost compared to placing individual implants for each missing tooth. This makes it a more accessible option for full-mouth restoration.
Patients also report improved taste and speech since there’s no bulky acrylic covering the roof of the mouth (as with upper traditional dentures). Maintenance is straightforward: with proper oral hygiene and regular dental visits, All-on-4 prosthetics can last many years, often decades.
Are There Limitations?
While All-on-4 dentures are transformative, they’re not suitable for everyone. The procedure requires adequate bone volume and density to support the implants, though bone grafting can sometimes be used to build up deficient areas. Smokers, individuals with uncontrolled diabetes, or those with certain medical conditions may face higher risks during healing.
Additionally, while the initial phase can be completed in one day (sometimes called “Teeth in a Day”), the full process—including osseointegration and final restoration—takes time. Costs can also be higher upfront compared to traditional dentures, though the long-term benefits often outweigh initial investment.
Is All-on-4 Right for You?
For those seeking a permanent, stable, and natural-looking solution to full tooth loss, the All-on-4 method is one of the most advanced and trusted options available today. It offers aesthetic appeal, functionality, and long-term oral health in one comprehensive treatment.
A thorough consultation with a qualified implant dentist or prosthodontist is essential. They’ll assess your oral condition, explain the procedure, and guide you toward the best decision for your smile and lifestyle goals.