What Are Zygomatic Implants?
Zygomatic implants are long dental implants that anchor into the zygoma (cheekbone) rather than the upper jawbone. They provide a foundation for a full arch of replacement teeth when the upper jaw lacks enough bone for standard implants.
Standard dental implants are typically 10 to 15 millimeters long. They rely on the maxilla (upper jawbone) for support. When that bone has worn away due to long-term tooth loss, gum disease, or other causes, there may not be enough structure to hold a standard implant in place. Zygomatic implants solve this problem by using the dense, thick bone of the cheekbone as an anchor point instead. [1]
These implants are considerably longer than standard implants, often measuring 30 to 52.5 millimeters. They pass through the upper jaw and into the cheekbone at an angle. Once placed, they function the same way as standard implants: they hold a fixed bridge or full set of prosthetic teeth securely in the mouth. [5]
The concept of zygomatic implants was developed by Professor Per-Ingvar Brånemark in the late 1980s and 1990s as a way to help patients who had lost significant upper jaw bone, often after tumor removal or trauma. Today, their most common use is restoring teeth for patients with severe maxillary atrophy (bone loss in the upper jaw) who want to avoid lengthy bone grafting procedures. [5]
Who Needs Zygomatic Implants? Indications and Candidacy
Zygomatic implants are recommended when the upper jaw has too little bone for standard implants and the patient wants to avoid or cannot undergo bone grafting.
Several conditions can lead to the level of bone loss that makes zygomatic implants the best option. Long-term tooth loss is the most common cause. When teeth are missing for years, the surrounding bone gradually shrinks because it no longer receives stimulation from chewing. Advanced periodontal disease (severe gum disease) can also destroy the bone that once supported the teeth. [4]
Other indications include bone loss following removal of tumors or cysts in the upper jaw, trauma to the midface, and congenital defects such as cleft palate. Patients who have had previous failed bone grafts may also be strong candidates for zygomatic implants. [1]
Zygomatic Implants vs. Bone Grafting
Bone grafting involves adding bone material to the upper jaw to rebuild it. A common grafting procedure for the upper jaw is a sinus lift, where bone is placed in the floor of the sinus cavity. While grafting can be very effective, it typically requires 6 to 12 months of healing before implants can be placed into the new bone. [1]
Zygomatic implants skip this step entirely. Because they use existing cheekbone, there is no need to grow new bone first. This means patients can often receive their implants and a temporary set of teeth in a single surgical visit. For patients who have already experienced graft failure, or for those who prefer to avoid the added time, cost, and surgical steps of grafting, zygomatic implants offer a viable alternative.
Neither option is universally better. The right choice depends on the amount of remaining bone, the patient's overall health, and the clinical judgment of the treating specialist. In some cases, a combination approach is used: standard implants in the front of the jaw where bone still exists and zygomatic implants in the back where it does not. [1]
Who May Not Be a Good Candidate
Certain medical conditions may affect candidacy. Uncontrolled diabetes, active infection in the jaw or sinuses, untreated gum disease, and conditions that impair bone healing can increase the risk of complications. Heavy smoking is also a concern, as it reduces blood flow and slows healing. Your specialist will review your full medical history and imaging before recommending zygomatic implants.
Patients with sinus infections or chronic sinusitis may need treatment before surgery because the implants pass near or through the sinus cavity. A systematic review by Tzerbos et al. found that sinusitis was among the most reported complications following zygomatic implant placement, making thorough pre-surgical sinus evaluation essential. [1] A CT scan of the skull is required for proper planning. [2]
What to Expect: Before, During, and After Surgery
The zygomatic implant process involves detailed planning, a surgical procedure performed under sedation or general anesthesia, and a same-day temporary set of teeth in many cases.
Before Surgery: Planning and Preparation
Your specialist will begin with a thorough clinical exam and a cone beam CT scan (a 3D X-ray of your skull). This scan allows the surgeon to measure your remaining jawbone, evaluate your cheekbone density, and plan the exact angle and depth of each implant. [2]
Digital planning software is typically used to map out implant placement before surgery begins. The surgeon can simulate the procedure on a computer, identifying the safest and most stable positions for each implant. This pre-surgical planning reduces operating time and improves accuracy. [2]
You may need to stop certain medications before surgery. Blood thinners, for example, may need to be paused with your physician's approval. If you smoke, your specialist will likely advise you to stop at least two weeks before and after surgery to improve healing outcomes. You will receive specific instructions about fasting before the procedure if general anesthesia is planned.
During Surgery: The Procedure
Zygomatic implant surgery is typically performed under general anesthesia or IV sedation in a hospital, surgical center, or a specially equipped dental office. The procedure generally takes two to four hours, depending on how many implants are placed.
The surgeon makes an incision in the gum tissue to expose the upper jawbone. Using the pre-surgical plan as a guide, the surgeon drills through the maxilla and into the cheekbone, then threads the zygomatic implant into position. Most full-arch cases use two zygomatic implants in the back of the jaw, often combined with two standard implants in the front where some bone remains. Some cases require four zygomatic implants if bone loss is extensive throughout the upper jaw. [5]
After the implants are secured, abutments (connector pieces) are attached. In many cases, the surgical team then attaches a temporary fixed prosthesis (a full set of acrylic teeth) to those abutments the same day. This is sometimes called an "immediate loading" protocol. The patient leaves the office with functioning teeth. [5]
After Surgery: The First 48 Hours
Expect moderate to significant swelling in the cheeks and under the eyes for the first few days. This is normal given the surgical area involved. Bruising around the cheeks and eyes is also common. Your surgeon will prescribe pain medication, antibiotics, and an anti-inflammatory to manage discomfort and prevent infection.
You will be on a soft food diet immediately after surgery. Cold soups, smoothies, yogurt, and mashed foods are typical during the first week. Avoid hot foods, straws, and anything that requires forceful chewing. The temporary teeth attached on the day of surgery are functional but should not be stressed with hard or crunchy foods during the healing period.
Recovery Timeline and Aftercare
Full recovery from zygomatic implant surgery typically takes three to six months, though most daily activities can resume within one to two weeks.
Day 1 Through Week 1
Swelling usually peaks around day two or three, then gradually decreases. Applying cold packs to the cheeks in 20-minute intervals during the first 48 hours helps control swelling. Pain is typically manageable with prescribed medication.
Keep your head elevated, even during sleep. Avoid blowing your nose forcefully, as the implants are near or within the sinus area. Gentle saltwater rinses can begin 24 hours after surgery. Avoid brushing near the surgical site for the first few days unless your surgeon instructs otherwise.
Week 2 Through Week 4
Most patients feel significantly better by the end of week two. Swelling and bruising should be mostly resolved. You will typically have a follow-up appointment around the one-week or two-week mark so the surgeon can check healing, remove any sutures, and evaluate the temporary prosthesis.
You can gradually introduce softer solid foods like pasta, cooked vegetables, and fish. Continue to avoid hard, sticky, or very chewy foods. Light exercise can usually resume around week two, but avoid heavy lifting or activities that raise blood pressure significantly.
Month 1 Through Month 6
During this phase, the implants undergo osseointegration, the process by which bone grows around and bonds to the implant surface. This creates the long-term stability that allows the implants to support a permanent prosthesis. Follow-up appointments are typically scheduled at one month, three months, and six months after surgery.
Once your specialist confirms that the implants have fully integrated, impressions or digital scans are taken to fabricate your permanent prosthesis. This final set of teeth is made from more durable materials, such as zirconia or metal-reinforced acrylic. It is designed for a precise fit, natural appearance, and long-term function.
Normal Symptoms vs. When to Call the Office
Some discomfort, swelling, and minor bleeding are expected in the first week. These are normal parts of healing. However, certain symptoms require prompt attention.
Call your specialist if you experience: fever above 101°F that persists more than 24 hours, increasing pain after the third day rather than decreasing pain, pus or foul-smelling drainage from the surgical site, numbness in the face or lip that does not improve after two weeks, or a feeling that the temporary prosthesis is loose or shifting. These could indicate infection, nerve involvement, or implant instability. Early intervention improves outcomes.
Cost of Zygomatic Implants
Zygomatic implant treatment for a full upper arch typically costs between $25,000 and $40,000. Costs vary by location, provider, and case complexity.
This range generally includes the surgical placement of the zygomatic implants, any standard implants used in combination, the temporary prosthesis placed on the day of surgery, and the final permanent prosthesis. It may also include the CT scan, digital planning, sedation or anesthesia fees, and follow-up visits. Always ask for a detailed written treatment plan that breaks down what is included in the quoted price.
Several factors influence where your cost falls within that range. The number of implants needed (two zygomatic plus two standard, or four zygomatic) affects the price. The type of final prosthesis matters as well; zirconia restorations are typically more expensive than acrylic ones. The geographic location of the practice, the surgeon's level of training and experience, and whether the procedure is performed in an office setting or a hospital also play a role.
Insurance and Financing Options
Most dental insurance plans do not cover dental implants, including zygomatic implants. However, if bone loss is related to a medical condition such as cancer, trauma, or a congenital defect, medical insurance may cover part of the surgical cost. It is worth filing claims with both your dental and medical insurance to see what may be reimbursed. [4]
Many specialist practices offer payment plans or work with third-party financing companies. These plans allow you to spread the cost over 12 to 60 months. Some offer interest-free periods. Ask the practice about financing options before your consultation so you can make an informed decision.
Why a Specialist Should Place Zygomatic Implants
Zygomatic implants require advanced surgical training and experience that goes beyond standard implant placement. A specialist with specific expertise in this procedure is strongly recommended.
A prosthodontist is a dentist who has completed additional years of residency training in restoring and replacing teeth, including complex implant cases. According to the American College of Prosthodontists, prosthodontists are trained to manage the most challenging tooth replacement situations. [3] Oral and maxillofacial surgeons also perform zygomatic implant placement, particularly the surgical component.
The anatomy involved is complex. The implants pass near the sinuses, the orbital floor (the bone under the eye), and other delicate structures. A specialist who has placed many zygomatic implants will have a deep understanding of this anatomy and the surgical precision required. In many practices, a collaborative approach is used: an oral surgeon handles the implant placement and a prosthodontist designs and fabricates the prosthesis.
Ask your specialist how many zygomatic implant cases they have completed. Ask about their complication rate. A surgeon who places these implants regularly will be well prepared to handle unusual anatomy and unexpected findings during surgery.
Find a Zygomatic Implant Specialist
If you have been told you lack the bone needed for standard upper jaw implants, a consultation with a qualified specialist is the next step. Use our directory to find a prosthodontist or oral surgeon near you who has experience with zygomatic implant placement. Bring your dental records and any recent imaging to your appointment so the specialist can evaluate your case thoroughly.
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