Five things about dental implants most people do not know

An implant is usually described as replacing a missing tooth. What it actually replaces is the root, and that difference explains almost everything else about them.

by Dr Jun Loh • 5 min read
A man in his sixties at a kitchen table caught mid-bite into a whole apple, relaxed and unselfconscious.

Almost every description of a dental implant starts in the same place: it replaces a missing tooth.

That is true and it hides the interesting part. An implant replaces the root. The visible tooth on top is a crown, and you could get one of those several other ways.

Once you see it that way, most of the surprising things about implants stop being surprising.

1. It is there to keep the bone

Your jawbone is not a fixed foundation. It maintains itself in response to load, and the load comes down through the roots of your teeth.

Take a root out and the bone in that spot slowly stops being asked to do anything. Over the years it recedes. That is why a gap that has been there a long time develops a slight hollow, and why people who have lost many teeth eventually change shape around the mouth and jaw.

A denture sits on top of the gum and does not address this. A bridge spans the gap and does not either. An implant puts a load-bearing post back into the bone, and the bone responds to it.

So the strongest argument for an implant is not how it looks. It is what it prevents, which is invisible and gradual and hard to undo.

2. A bridge costs you two healthy teeth

This is the comparison that most often changes people's minds, and it is rarely explained clearly.

To fit a bridge, the teeth on either side of the gap are ground down so crowns can go over them. If those teeth are perfectly healthy, you are permanently damaging two good teeth to solve a problem with a third.

An implant stands on its own. The neighbours are not touched.

Bridges are not a bad treatment, and there are cases where they are clearly the right answer, particularly when the adjacent teeth already need crowns. But the up-front price comparison leaves out that a bridge is charging two healthy teeth as well as money.

There is a fuller comparison at implants vs dentures.

3. Most of the timeline is waiting, not appointments

People hear that implant treatment takes months and picture months of appointments.

The actual chair time is much smaller than the timeline suggests. Most of the elapsed time is healing, while the implant integrates with the bone around it. During that period you are getting on with your life, usually with a temporary tooth in place if the gap shows.

That integration is the reason implants work and the reason they cannot be rushed. It is also why smoking matters so much here, since it interferes with exactly that process.

Your own timeline comes from the consult and 3D scan, because it depends on the site, the bone and whether anything needs building up first.

4. Not enough bone is usually solvable

A lot of people are told, or assume, that they are not a candidate because the bone has receded.

That is common rather than disqualifying. Bone recedes precisely because the tooth has been gone a while, so of course it is a frequent finding.

Bone grafting rebuilds the site, and a sinus lift creates height in the upper back jaw. Both add time and cost, which is a real consideration, but neither is exotic.

The 3D scan at your consult is what settles it. That is the difference between a proper answer and a guess, and it is why the scan is included in the free implant consult rather than charged separately.

The same logic applies to age. What matters is gum health, bone and general health, not the year you were born.

5. They do not decay, but you can still lose them

An implant is titanium and a crown is porcelain. Neither gets a cavity. That sounds like the end of the cleaning conversation and it is not.

The implant sits in gum and bone, and gum disease around an implant is real. If the tissue around it becomes inflamed and the bone recedes, the implant can loosen and be lost, and it will not warn you with a toothache first.

So the routine does not change. Brushing, cleaning between the teeth, and regular check-ups, all for the same reasons as before. If you smoke, the risk is meaningfully higher, and that is worth knowing before you invest rather than after.

What it costs, honestly

A single implant in Australia typically runs about $4,000 to $6,000 all in, covering the post, the abutment and the crown. That is an industry guide, not a quote, and your own figure depends on your case.

There is more detail at what dental implants cost.

Two things worth knowing about ours. The crown is designed and made in our own lab at Southport, so it is matched to your other teeth in person rather than to a shade code sent interstate. And the consult with the 3D scan is free, normally $347, so finding out where you actually stand costs nothing.

For treatment, 0% interest payment plans are available on approval, and some people qualify to use early release of super on medical grounds. See payment options.

The one that matters most

If you are weighing this up, the thing to understand is that the gap is not stable.

Teeth either side tip in. The tooth above or below drifts. The bone recedes. Every one of those makes the eventual solution more complicated than it would have been.

Finding out where you stand is free. That part is genuinely worth doing sooner rather than later.

Dental implants FAQ

Are dental implants painful?

The placement is done with the area fully numbed, and most people report it as more comfortable than they expected, often comparing it favourably with having a tooth out. There is usually some soreness and swelling for a few days afterwards, managed with simple pain relief. Sedation options are available if you would prefer.

How long does implant treatment take?

Longer overall than people expect, but with less chair time than they imagine. Most of the timeline is healing, while the implant integrates with the bone, and you are simply getting on with life during it. Your own timeline depends on your case and comes from the consult and 3D scan.

Can implants fail?

Yes, though it is uncommon. Failure usually comes from the implant not integrating with the bone early on, or from gum disease around it later. Smoking increases the risk meaningfully, and so does uncontrolled diabetes. Anyone who tells you failure is impossible is not being straight with you.

Am I too old for an implant?

Age itself is rarely the deciding factor. What matters is the health of your gums and jawbone and your general health. Implants are placed successfully for people well into later life, and the more relevant questions are about healing and medical history rather than birthdays.

What if I do not have enough bone?

That is common, because bone recedes once a tooth has been missing for a while, and it is usually solvable rather than disqualifying. Bone grafting or a sinus lift rebuilds the site so an implant can be placed. It adds time and cost, and the 3D scan at your consult is what tells us whether you need it.

Written by Dr Jun Loh

Updated on

Medically reviewed by Dr Alex Tam

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