On this page
- What is a dental bone graft?
- Why is bone lost, and when is a graft needed?
- What materials are used for dental bone grafts?
- What types of bone graft are there?
- How long does a bone graft take to heal?
- What are the risks of a dental bone graft?
- What affects the cost of a dental bone graft?
- Care at Perio One
- When to call us
- What to expect
- Common questions
At a glance
- Bone in the jaw shrinks after a tooth is lost, after long-term gum disease, or under a denture worn for years.
- A graft can use your own bone, processed donor or animal-derived bone, or a synthetic material, chosen for your situation.
- Small grafts often heal in a few months; larger grafts can take four to 12 months before an implant is ready.
- Most people manage the healing time with rest and over-the-counter pain relief.
- The type of graft you need, from a small filler to a full sinus lift, is decided by imaging and an examination.
Explore this topic
What is a dental bone graft?
A dental bone graft is a procedure that adds bone, or a bone-like material, to an area of your jaw that has lost bone. It builds a stronger, thicker base so a dental implant has enough bone to hold it securely.
Grafting is usually planned during the same visit where your implant is discussed, once imaging shows the bone is too thin, too short, or missing in a particular spot. Not every implant needs one; many patients already have enough bone.
The material fills in the missing space and acts like scaffolding. Over time, your own bone cells grow into it and gradually take over, until the area is solid enough to anchor an implant.
This is different from rebuilding bone around a natural tooth to help save it, called periodontal regeneration, which serves a different goal and follows a different approach.
Why is bone lost, and when is a graft needed?
Bone in the jaw needs a tooth root, or steady pressure from chewing, to stay dense. Once a tooth is gone, gum disease has spread, or a denture has stood in for natural teeth for years, that bone slowly wears away.
The longer a gap sits empty, the more bone tends to shrink, which is one reason dentists suggest planning a replacement early. An old injury or a cyst can also leave a jaw thinner in one spot.
A graft is considered when a 3D scan or exam shows too little width, height, or density for an implant to sit securely. Your dental implants plan and your bone go hand in hand, since the implant needs support on every side to stay stable.
What materials are used for dental bone grafts?
Bone graft material can come from four sources: your own bone, donor bone, animal-derived bone, or a synthetic material. Donor and animal-derived material is processed and screened by tissue banks before it reaches a dental office. Your periodontist chooses a material based on the size of the graft and your situation.
Your own bone, called an autograft, is taken from another site in your mouth or jaw. It heals well because it already contains living bone cells, though it means a second surgical site.
Donor bone and animal-derived bone both act as scaffolding rather than living bone, and they spare you a second surgical site. A synthetic material is lab-made from minerals such as calcium, so no donor tissue is involved at all.
| Material | Where it comes from | Good to know |
|---|---|---|
| Your own bone (autograft) | Taken from another site in your jaw or mouth | Contains living bone cells; needs a second surgical site |
| Donor bone (allograft) | Processed and screened bone from a human tissue bank | Acts as scaffolding; no second surgical site |
| Animal-derived bone (xenograft) | Processed and screened bone, often from a bovine source | Acts as scaffolding; widely used and well studied |
| Synthetic material (alloplast) | Lab-made from minerals such as calcium | No donor tissue; sometimes combined with other materials |
What types of bone graft are there?
Bone grafts for implants come in a few main types, named for where they are placed. Your periodontist matches the type to the shape and location of the bone you are missing.
A socket graft fills the space left after a tooth is removed, to limit shrinkage while you plan an implant; the page on bone graft after tooth extraction covers it in detail. A ridge graft rebuilds a jaw that has become too narrow or short, described fully on the ridge augmentation page.
A sinus lift adds bone beneath the sinus in the upper back jaw, where bone is often thin. A block graft uses a small, shaped piece of solid bone for a larger defect, and is placed and left to heal before the implant follows.
How long does a bone graft take to heal?
Healing time depends on the size of the graft. A small graft placed with an implant may be ready in as little as a few months. A larger graft, such as one for a sinus lift, commonly takes four to 12 months before an implant can be placed.
During the first days, some swelling, mild discomfort and slight bruising are normal, and they usually ease within a week. Soft foods and gentle brushing near the area protect the graft while the tissue closes over it.
Growth factors made from your own blood are sometimes added to a graft. Current research suggests they may support soft-tissue healing and comfort in some cases, though the evidence for a bone-healing benefit is mixed.
What are the risks of a dental bone graft?
A dental bone graft is a routine procedure with a good track record, but like any procedure it carries some risk. The material can shift, become infected, or fail to fully integrate with your existing bone.
When a graft does not take as hoped, it can often be redone, sometimes with a different material or added healing time. Swelling that keeps getting worse after the first few days, a fever, or a large amount of graft material coming loose are reasons to call us.
Smoking slows healing and raises the chance a graft will not take well. Some health conditions and medicines that affect bone can also change how a graft heals, so share your full health history beforehand.
What affects the cost of a dental bone graft?
Cost depends mainly on the type and size of graft your bone needs, which only an exam and imaging can determine. A small graft placed at the same time as an implant typically costs less than a large sinus or ridge graft done as its own procedure.
- The graft material chosen and how much of it is needed
- Whether the graft is placed alone or at the same time as the implant
- Imaging, such as a 3D scan, used to plan the graft
- Whether growth factors from your own blood are added
- Follow-up visits while the graft heals
- Whether your dental plan helps with grafting or implant costs
Care at Perio One
At Perio One in Lafayette, every bone graft plan starts with an examination, often with 3D cone beam CT imaging. From these, Dr. Randal Comeaux, DDS, Diplomate of the American Board of Periodontology, can see how much bone you have and where.
Dr. Comeaux explains the findings in plain language, including which type of graft fits your situation and how it affects your implant timeline. We coordinate with your general dentist, and referrals are welcome.
Once your implant is in place, our periodontal maintenance program helps protect the gum and bone around it.
When to call us
- You are planning an extraction and an implant
- You have been told there is not enough bone for an implant
- After a graft: pain that worsens after the first few days, or large amounts of graft granules coming out
- After a graft: call us right away for a fever, spreading or worsening swelling, or bleeding that firm pressure won't stop. If symptoms are severe or you have trouble breathing or swallowing, go to an emergency room or call 911.
Our periodontists, Dr. Randal Comeaux and Dr. Lauren Langlois, can talk through what you’re noticing.
Call to scheduleWhat to expect
- Examination and imaging
We review your health history and often take a 3D scan to measure the bone you have and where it falls short.
- Choosing a material
Dr. Comeaux explains the graft options for your situation and answers your questions before any material is chosen.
- Placing the graft
The area is numbed, and the graft material is placed and often covered with a protective membrane.
- Early healing
Swelling and mild discomfort settle over the first week, while you stick to soft foods and gentle brushing nearby.
- Follow-up checks
We check the graft at intervals to see how it is integrating with your existing bone.
- Implant placement
Once imaging shows the graft has matured, your implant can be planned and placed.
Common questions
Is a dental bone graft painful?
Most people feel pressure, not pain, during the procedure itself, since the area is numbed first. Afterward, mild soreness and swelling for a few days are common and usually respond to rest and over-the-counter pain relief.
How long does a dental bone graft take to heal?
It depends on the size of the graft. Small grafts placed with an implant may be ready in a few months, while larger grafts, including sinus and ridge grafts, commonly take four to 12 months.
Where does dental bone graft material come from?
It can come from your own bone, from a human donor, from an animal source, or from a lab-made synthetic material. Donor and animal-derived material is processed and screened by tissue banks before it is used.
Is a dental bone graft necessary?
Only when imaging and an exam show you do not have enough bone width, height, or density to support an implant securely. Many patients already have enough bone and skip this step entirely.
What does a bone graft look like in your mouth?
Right after the procedure, the area may look slightly swollen, with stitches or a small dressing over the site. As it heals, it settles down and looks much like the surrounding gum.
Is a dental bone graft a big deal?
For most people, it is a routine, well-tolerated procedure done with local anesthetic, not a major surgery. It does add healing time to your implant plan, which is worth knowing upfront.
Sources
- Cleveland Clinic: Dental bone graft
- American Academy of Periodontology: Ridge modification
- American Academy of Periodontology: Sinus augmentation
- American Academy of Periodontology: Dental implant procedures
This page is general education, not a diagnosis. Your periodontist will recommend care after an examination.