Loose Implant: Does It Need to Be Placed Again? A Busan Guide

• A loose implant does not always need to be placed again. First find out which part is moving. Far more often, it is just the tooth on top.
• If a screw has come loose, tightening it again usually solves it. Left alone, the screw can break and the bone around it can suffer.
• If the fixture in the bone is loose, it cannot be saved. Unlike a natural tooth, an implant does not reattach once it has loosened.
• If you feel movement, contact a dentist the same day. The remaining bone shrinks day by day.

Patients at our clinic in Seomyeon, Busan often ask if a loose implant must be placed again, and we first check what is moving. A loose implant can mean three very different situations, and two of them are simple to fix. For patients living in or visiting Korea, we offer 1:1 English interpretation from your first consultation through the end of treatment.

This column explains how we tell those three situations apart. It also covers what changes when an implant really does have to be placed again.

Which part of a loose implant is actually moving?

To make sense of a loose implant, you first need to know how it is built. An implant is not one solid piece.

It has three parts. Each one sits in a different place, and each one leads to a different repair when it moves.

The movement of a loose implant feels the same in all three cases. So you cannot tell them apart from the outside.

We have to undo the screw and take X-rays to see where the problem is. That check comes before any talk of placing a new implant.

Is a loose screw the most common cause?

Many patients who come in with a loose implant turn out to have a loose screw. And this is the lucky case.

The screw that joins the abutment to the fixture takes chewing forces all day. Over time it can slowly work loose.

Once it loosens, the tooth moves very slightly. This movement does not hurt, so it is easy to ignore.

For this kind of loose implant, tightening the screw again is usually all it takes. But it should not be left as it is.

If you keep chewing on a loose screw, metal fatigue can break it. Removing a broken screw is far harder than tightening a loose one.

There is a worse problem too. The small movement of a loose part keeps irritating the bone around the implant.

That is why we check for loose screws at every regular check-up. Catching it before it moves is much easier.

When the crown is chipped or has come off

Sometimes the crown on top has chipped, or the cement holding it has failed and it moves. With this type of loose implant, too, the fixture is fine.

Depending on the damage, we may smooth or fill it and keep using it, or we may make a new crown. Since the fixture does not need to be placed again, the burden on you is much lighter.

We always look for the reason it broke. Heavy grinding or chewing on one side can break the same spot again and again.

If we simply make a new crown and leave the cause in place, it will not last long.

What happens when the fixture itself is loose?

This is the difficult kind of loose implant, and we will be honest about it. If the fixture in the bone is loose, that implant is very hard to save.

A loose natural tooth can often become firm again after gum treatment. Between its root and the bone lies a tissue called the periodontal ligament. When inflammation settles, that tissue can recover.

An implant has no such ligament. The titanium bonds directly to the bone, which is called osseointegration.

So an implant is either attached or it is not. Once it has come away from the bone, it does not reattach by itself.

When we confirm that the fixture is loose, we remove it. If it is kept in place, inflammation keeps spreading at that site.

Then you also lose the bone needed for the next implant. Removing it now protects what comes next.

Why did the implant come loose in the first place?

Before placing a new implant, we have to find the reason. If the same cause remains, the same thing happens again.

When we treat a loose implant that needs a redo, this is where we spend the most effort.

As the table shows, half of these reasons come down to the original plan.

So when we take on a redo, we first ask why this happened. We can make the next plan once we have that answer.

Crowding is a good example. Think of trees planted too close together in a small plot. Their roots tangle and they wither together.

Implants placed too close work the same way. The thin bone between them loses its blood supply and slowly dissolves.

Is a new implant placed right after removal?

In most cases, a loose implant fixture is not replaced on the same day. There is an order to follow.

1. Remove the fixture and clear the inflammation. Clearing every bit of inflamed tissue takes longer than removing the fixture. If this step is rushed, the same thing can happen again.
2. Rebuild the bone if needed. By the time a fixture is loose, much of the bone has usually dissolved. We graft bone and wait for it to heal. In the upper back teeth, a sinus lift may also be needed.
3. Make a new plan and place the implant. We do not repeat the same method in the same spot. We may move the position, add implants to share the force, or change the length and width.

To be honest, a second implant is less likely to do well than the first one. It goes into a site where conditions are already worse.

That is why getting it right the first time matters so much.

Is placing it again the sole option?

No. Depending on the teeth next to the gap, a bridge may work instead. A partial denture is another choice.

We decide together, looking at the remaining bone and your daily life.

Where to place it also depends on the case. It is often better to move the position slightly, based on the shape of the bone that remains.

If several implants are joined together and one of them is loose, the whole bridge may need to come off for checking. That is why we make them in sections from the start, so a problem part can be treated alone.

Can a clinic in Busan check an implant placed somewhere else?

Yes. In fact, many patients who come to us with a loose implant had it placed at another clinic.

We do have one request. If you have the implant record card from the clinic that placed it, please bring it. It usually lists the details below.

• the manufacturer
• the product name
• the diameter
• the length

Each implant company uses its own screw sizes and drivers. We need to identify the parts to handle them properly.

If you do not have the card, there is still a way. We study the shape of the fixture on X-rays and narrow down the manufacturer. It just takes a little longer.

How urgent is a loose implant?

Please contact a dentist the same day. This is not something to put off.

The reason is simple. If you keep chewing on a loose implant, that movement keeps wearing away the bone around it.

If you come in a week later, there will be that much less bone. The remaining bone decides the next plan, so coming early keeps more options open.

If you notice any of the following, come in even if your check-up is not due.

• the spot moves when you chew
• it wobbles slightly when you push it with your tongue
• there is a bad smell from that one spot
• the gum is swollen or hurts when pressed
• the tooth feels lower or higher than before

If a loose implant has been left for months, we do not assume it is too late. But the bone has likely shrunk, and it often has to be rebuilt first.

Three questions to ask at any consultation

1. "Is it the crown, the screw or the fixture that is loose?" Listen for an answer that separates the three. If someone says it must be placed again without checking, ask again.
2. "Why do you think this happened?" Placing it again without naming the cause can lead to the same result.
3. "After removal, when can a new one be placed?" Ask about the waiting period and bone grafting in advance so you can plan.

This is not meant as criticism of other dentists. It is simply there to protect you as a patient.

Frequently asked questions

My loose implant does not hurt. Does that mean it is fine?

No. Implants often cause no pain even when something is wrong, so no pain does not mean it is safe. In fact, the lack of pain is the most common reason people come in late.

My implant is recent and already feels loose. What should I do?

Movement during the early bonding period can be a sign that osseointegration is not progressing. Movement at this stage needs to be checked especially quickly. Please contact us right away.

Does removing the fixture hurt a lot?

In most cases it is less of a burden than the placement was. The bond with the bone is already weak, so the removal itself is often not difficult. What takes time is clearing the inflammation.

Can I get this treatment in English in Busan?

Yes. We provide 1:1 English interpretation from the first consultation through the end of treatment. The clinic is near Seomyeon Station Exit 2 (5-min walk), opposite Lotte Hotel Busan, and you can call 010-8555-2854 (+82-10-8555-2854 from abroad).

References

• KDCA National Health Information Portal, "Dental Implants" — how osseointegration works, early and late complications, and maintenance
• KDA newspaper Dailydental (Chiui Sinbo), "65% of Implant Patients Have Had Peri-Implant Disease" (Korean Academy of Periodontology, 17th Gum Day) — how common peri-implant disease is, its risk factors and maintenance intervals
• KDA newspaper Dailydental (Chiui Sinbo), "Mastering Peri-Implantitis with the Korean Academy of Periodontology" — how peri-implantitis is diagnosed and treated
• KDCA National Health Information Portal, "Gum Disease (Periodontal Disease)" — how inflammation destroys the bone around teeth
• KDCA National Health Information Portal, "Systemic Disease and Periodontal Treatment" — how smoking, diabetes and other general factors affect healing