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Is it possible to reattach a fallen inlay?

Yonsei Grida Dental Clinic · 연세그리다치과의원 · February 19, 2026

Is it possible to reattach a fallen inlay? When an inlay suddenly falls out, it is natural to feel startled and worry about whether it is okay to leave it as is. It can fall out wh...

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This page is an English translation of a Korean Naver Blog archive entry. For exact wording and source context, verify against the Korean archive original and the original Naver post.

Clinic: Yonsei Grida Dental Clinic

Original post date: February 19, 2026

Translated at: April 20, 2026 at 4:34 AM

Medical note: This translation does not guarantee medical accuracy or suitability for treatment decisions.

Is it possible to reattach a fallen inlay? image 1

When an inlay suddenly falls out,

it is natural to feel startled

and worry about whether

it is okay to leave it as is.

It can fall out while eating,

or you may discover it

while brushing your teeth.

If there is no pain,

it is easy to brush it off,

but the longer it is left untreated,

the more likely problems are to grow.

Although it may look like only

a small prosthetic piece has come off,

the decision about whether it can be reattached

and what treatment should follow

may vary depending on the internal condition.

Inlay loss is a relatively

common situation,

but a quick response is an important factor

in protecting dental health.

Today, we will explain in detail

whether reattachment is possible after an inlay falls out,

and the correct way to respond.

Is it possible to reattach a fallen inlay? image 2

Reasons an inlay may fall out

An inlay is a custom prosthetic

that precisely fills the damaged area

after decay is removed.

It is made from various materials,

such as ceramic, gold, and resin,

and is bonded to the tooth to restore function.

However, over time,

the adhesive may weaken,

and if secondary decay develops inside,

retention can decrease.

In addition, habits such as clenching teeth,

teeth grinding,

chewing on only one side,

and eating hard or sticky foods

can also cause it to come off.

Molars in particular are subject to strong chewing pressure,

so this tends to happen relatively often.

Is it possible to reattach a fallen inlay? image 3

When is reattachment possible?

To put it simply,

reusing it may be possible depending on the condition.

If the fallen inlay is not broken

and has not been deformed,

reattachment treatment may be possible.

If there is no decay inside

and the tooth structure has not been damaged,

it can be completed relatively simply.

However, a careful examination is necessary,

and only when the fit is maintained

can stable long-term results be expected.

Is it possible to reattach a fallen inlay? image 4

When is reattachment difficult?

If a long time has passed after it fell out

and bacteria have infiltrated the inside, or if the inlay is cracked or broken,

it will be necessary to make a new one.

Also, if part of the tooth has fractured,

simple rebonding makes it difficult

to keep it in place.

If it is forcibly reattached,

it is highly likely to come off repeatedly,

which can create even bigger problems.

In such cases, it is better to make a new one

and fit it precisely.

Is it possible to reattach a fallen inlay? image 5

Proper steps to take after an inlay falls out

It is best to lightly rinse the fallen inlay with water

and store it in a clean container.

Do not use superglue to stick it back on

or try to insert it arbitrarily.

This is because such attempts can

worsen internal damage.

Getting checked as quickly as possible

is more favorable for preserving the tooth.

Is it possible to reattach a fallen inlay? image 6

Problems that can occur if it is left untreated

The area where the inlay came off

is directly exposed to external irritation.

Food can easily get stuck there,

and bacteria can multiply,

allowing decay to progress quickly.

You may feel sensitivity

or pain,

and in severe cases,

the scope of treatment may become larger.

It is important to remember that a problem

that could have been handled simply at an early stage

may become more complicated

if left untreated.

Is it possible to reattach a fallen inlay? image 7

How to help prevent recurrence

Regular checkups are essential.

If you check the condition every six months,

you can detect weakened bonding power in advance.

If you grind your teeth,

using a protective appliance can help.

For hard foods,

don't chew only on one side;

it is better to use both sides evenly.

Proper tooth brushing and flossing

play an important role in preventing secondary decay.

Is it possible to reattach a fallen inlay? image 8

Inlay loss is

relatively common,

but the outcome can vary greatly

depending on how it is handled.

If the condition is good,

reattachment may be possible,

but if there is damage or decay,

a new one must be made.

The most important thing is

prompt examination and appropriate action.

The habit of not delaying small problems

is the key to keeping your teeth healthy

for a long time.

If your inlay has fallen out now,

please do not leave it untreated,

and get a thorough examination.

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