If your implant plan includes a bone graft, that is one more procedure than you were expecting. A bone graft for tooth implant treatment builds up the jaw so the implant has something solid to sit in. It sounds like a hurdle. It is closer to groundwork.
Bone grafting for dental implants is a routine step where a tooth has been missing for a while, and it is worked into the sequence before treatment begins.
The graft is one stage of the dental implant procedure, with a timeline of its own, and that timeline is usually what you want to understand first.
Quick Overview
- An implant needs a certain volume of healthy bone around it, and a bone graft rebuilds that volume where it is missing.
- Bone loss follows tooth loss, and most of it happens in the months after a tooth comes out.
- Graft material can come from your own body, a donor source, an animal source, or synthetic material.
- Initial recovery takes a few days, while bone growth inside the graft takes several months before an implant can be placed.
Below, we cover why grafting is needed, what the material is made from, what the dental bone grafting procedure involves, and what recovery is like.
Why a bone graft comes before the implant
A dental implant is a titanium post placed into the jawbone during dental implant surgery, taking over the job of a tooth root. It needs bone on every side to stay steady, so where bone is thin or missing, the graft goes in first to create a stable base.
The alveolar bone is the part of the jaw that holds teeth, and it exists because the teeth are there. Once a tooth is gone, that stretch of bone no longer gets the pressure of chewing, so it begins to shrink. The jaw slowly loses bone after an extraction, which is why a gap left by missing teeth years ago needs more rebuilding than a recent one.
Other things speed it up. Gum disease breaks down the bone around teeth before the teeth are lost. A difficult tooth extraction can take a little bone with it. Dentures press on the gum ridge without passing that pressure into the bone underneath.
The result is a site without enough bone density or volume to hold an implant. Lost bone does not come back on its own, so replacing missing bone is the only way to give an implant a strong foundation.
What bone graft material is made from
Four sources are used: your own bone, processed human donor bone, animal-derived bone, and synthetic bone material. All four do the same job: they hold the space open while your body grows new bone tissue into it.
Your own bone, taken from another site in the jaw, contains cells that build new bone. It is the option other materials are measured against, and the downside is a second small surgical site.
Donor bone is human bone, screened and processed, then stored by a tissue bank. Transplanted bone like this carries no living cells, so it works purely as a framework.
Animal-derived material, usually bovine, is processed until only the mineral structure is left. Synthetic material is manufactured, so no human or animal tissue is involved.
Whichever grafting material is chosen, it acts as a scaffold, and your body does the rebuilding. A thin membrane usually covers it, keeping the particles in place while bone tissue forms underneath.
What the dental bone grafting procedure involves
The bone grafting procedure is carried out under local anaesthetic, and it counts as minor dental surgery. The gum tissue is lifted, graft material is placed into the space where bone is missing, a membrane is laid over the top, and the opening is stitched closed.
From the first injection to the incision being closed, a straightforward site usually takes under an hour. Sedation is available if you would rather not be fully alert, and we offer happy gas and oral sedation.
Planning matters more than the surgery does. Three-dimensional imaging shows where the nerves run and how much material the site needs. Because nerve position is known before anything is opened, the risk of nerve damage can be planned around.
The planning produces a personalised treatment plan, with the sequence and the dates set out. As surgical procedures go, this is a small one. The wait that follows it is the long part.
Dental bone graft recovery
Recovery comes in two stages, and only the first one is noticeable. It is the second stage that takes many patients by surprise.
Swelling and discomfort peak in the first few days, then settle. Eat soft foods while the area heals, and avoid chewing directly over it. Your aftercare instructions cover gentle cleaning, staying off cigarettes, and what to do if anything changes.
Most of the healing process happens where you cannot see it. Under the gum, grafted bone is broken down gradually while new bone forms in step, and that exchange is how a graft is meant to work. There is nothing to feel in the first few weeks beyond the site settling.
After bone graft surgery, recovery before an implant can be placed can take months, not weeks. How long depends on how much bone was missing and how your site responds.
How we work out whether you need a graft
Not everyone does. Where enough bone remains, the implant goes straight in, and no grafting is involved at all.
Imaging is what settles it. A three-dimensional scan shows the bone that is actually in the jaw, not what the gum surface suggests. That is why the answer comes after the scan and not at the first appointment.
Published figures for graft success rate vary with the size of the gap, the material used, and how you heal. Your own scan tells you more than a general number, which is why we go through the images with you before recommending anything.
Talk to us about your implant plan
A graft adds a stage to your treatment, and it is easier to weigh up before you commit than afterwards. At Cotton Tree Dental, our team takes the time to talk through each stage, and where it fits with the rest of your oral health, before anything is decided. If dental visits make you nervous, comfort options can be covered at the same appointment. To arrange an assessment, or simply to ask a question, please call us on 07 5451 1733.
Frequently Asked Questions
Can the graft go in at the same time as the tooth is removed?
Often, yes. Placing graft material into the socket at the extraction appointment helps hold the shape of the ridge and reduces how much rebuilding is needed later. Where a tooth has been out for years, that window has passed, and the graft needs an appointment of its own.
Can the implant and the graft be done at the same appointment?
Sometimes, and it depends on how much bone is missing. Where only a small amount of grafting is needed, the implant can go in alongside it, because enough solid bone remains to hold it steady. Larger grafts heal first, because a site that is still rebuilding is not firm enough yet.
Is a sinus lift the same as a bone graft?
It is a specific type of graft used in the upper jaw. Where back teeth have been missing for a while, the sinus above can sit too low for an implant to fit beneath it. A sinus lift raises the sinus membrane and places graft material underneath.
What if I would rather not have donor or animal-derived material?
Tell us at the consultation. Synthetic materials avoid human and animal sources entirely, and they may be an option in some cases. Noting your preference early means the plan is built around it.
How will I know whether the graft has worked?
Through imaging. A follow-up scan shows how much new bone growth has filled the site and whether it is ready to take an implant. It is the only reliable way to check, and that reading is what sets the date for the next stage.
Does needing a graft mean the implant will cost more?
It adds a step, so it adds to the total. What that comes to depends on the size of the graft and the material used, so the figure comes from your assessment and appears on a written quote. Some health funds contribute under major dental cover.
Any surgical or invasive procedure carries risks. Before proceeding, you should seek a second opinion from an appropriately qualified health practitioner.
References
https://www.teeth.org.au/dental-implants
https://www.betterhealth.vic.gov.au/health/conditionsandtreatments/cosmetic-dentistry-and-teeth-whitening