Does amalgam removal hurt?

What you may feel during treatment and afterwards

The short answer: Local anaesthetic can be used to numb the tooth during amalgam removal, so the aim is for treatment to be comfortable. You may still notice pressure, vibration, water, suction and the sensations associated with the rubber dam and other equipment. Some temporary sensitivity can also occur afterwards.

If you are considering SMART amalgam removal, it is completely understandable to wonder what the appointment will actually feel like.

For many patients, the concern is less about the word “amalgam” and more about the practical experience:

Will it hurt?
How long will I be in the chair?
What does a rubber dam feel like?
Will I be able to communicate?
What happens when the anaesthetic wears off?

At Evolve Dentistry, Carol or Maggie will explain the procedure before treatment begins so you know what to expect.

Will I have local anaesthetic?

Local anaesthetic can be used to numb the tooth and surrounding tissues.

Once the area is numb, the aim is that you should not experience the sharp sensation associated with treatment of an unanaesthetised tooth.

However, dental anaesthetic does not remove every sensation.

You may still be aware of:

• pressure
• vibration
• water
• suction
• sound
• movement around the tooth
• the rubber dam
• other protective equipment

These sensations are normal during restorative treatment and are different from pain.

What does the SMART setup feel like?

SMART stands for Safe Mercury Amalgam Removal Technique.

The protocol involves additional precautions during amalgam removal, so the setup may feel more involved than an ordinary filling appointment.

This can include:

• rubber dam isolation
• high-volume suction
• protective coverings
• water cooling
• additional air-management measures

If you have never experienced these before, the equipment may look unfamiliar.

That is why we explain what each part is doing before treatment starts.

What does a rubber dam feel like?

A rubber dam is a flexible sheet placed around the tooth being treated.

It creates a barrier between the treatment area and the rest of the mouth.

You continue breathing through your nose.

Some patients find the sensation unusual at first. Others find it reassuring because water and debris are kept away from the rest of the mouth.

If you are worried about feeling restricted, tell us beforehand.

We can explain how the dam works and agree a signal so that you can ask us to pause.

Can I communicate during treatment?

Yes.

Before treatment begins, we can agree a simple hand signal if you need us to stop.

This can be especially helpful if you are nervous about:

• feeling unable to speak
• needing a break
• swallowing
• discomfort
• longer appointments

Knowing that you remain able to communicate can make the appointment feel much more manageable.

What if I am nervous about dental treatment?

Please tell us.

You do not need to hide or minimise dental anxiety.

Different patients worry about different things.

For example:

• injections
• drilling sounds
• feeling out of control
• gagging
• long appointments
• having several people around them
• previous difficult dental experiences

If we understand what worries you, Carol, Maggie and the Evolve team can make the appointment easier to follow and more predictable.

Sometimes that means explaining each step.

Sometimes it means giving less detail during treatment.

Sometimes it simply means agreeing when we will pause.

Will the removal itself feel different from an ordinary filling?

The dental sensations can be similar to other restorative treatment because instruments are still being used on the tooth.

What is different is the additional SMART setup around the removal stage.

You may be more aware of:

• suction
• rubber dam
• protective equipment
• the treatment area being more isolated

The exact experience depends on the tooth and the treatment required.

What happens when the anaesthetic wears off?

Your mouth may remain numb for a period after treatment.

During this time, take care not to accidentally bite your:

• cheek
• tongue
• lip

Once sensation begins to return, the tooth may feel slightly different.

This can happen because:

• the restoration is new
• the shape of the tooth has changed slightly
• your bite has been adjusted
• the tooth has undergone restorative treatment
• the surrounding tissues may feel mildly tender

Is sensitivity after amalgam removal normal?

Some temporary sensitivity can occur after restorative dental treatment.

You might notice the tooth when:

• drinking something cold
• eating
• biting
• chewing
• brushing

The amount of sensitivity varies from tooth to tooth.

A small restoration and a very heavily restored tooth are not the same clinical situation.

Carol or Maggie will explain what is reasonable to expect after your particular treatment.

When should I contact Evolve?

Contact us if:

• your bite feels unusually high
• the tooth feels significantly uncomfortable
• symptoms are worsening rather than settling
• you experience swelling
• the restoration feels damaged
• you are concerned for any other reason

You do not need to wait until a problem becomes severe before asking us to check it.

Can a tooth need further treatment afterwards?

Most restorative treatment progresses without complication, but no dentist can guarantee exactly how every tooth will respond.

A heavily restored tooth may already have experienced considerable treatment over its lifetime.

Occasionally, the nerve within a tooth can become symptomatic and need further assessment.

This is not unique to amalgam removal.

It is part of the wider risk associated with carrying out further restorative treatment on an existing tooth.

Myth vs reality

Myth: If the tooth is numb, I will feel absolutely nothing

Reality: Local anaesthetic prevents painful sensation from the tooth, but you may still feel vibration, pressure, water and other non-painful sensations.

Myth: SMART removal is painful because it involves extra equipment

Reality: The additional equipment is precautionary. Some of it may feel unfamiliar, but it is not intended to make treatment painful.

Myth: Any sensitivity afterwards means something has gone wrong

Reality: Temporary sensitivity can occur after restorative treatment. Persistent or worsening symptoms should be assessed.

Myth: Nervous patients should simply get on with it

Reality: Telling us what worries you helps us tailor the appointment and explain what to expect.

Frequently asked questions

Will the injection hurt?

You may feel the local anaesthetic being given. We aim to make this as comfortable as possible and can explain the process if injections make you nervous.

Can I have a break during the appointment?

Yes. We can agree a signal so you can let us know when you need us to pause.

Will I be able to swallow?

Yes. The rubber dam isolates the treatment area and you continue breathing normally through your nose.

Will I be sore the next day?

Some teeth may feel different or mildly sensitive after treatment. The experience varies according to the tooth and restoration.

What if I have had a bad dental experience before?

Please tell us. Knowing what happened and what you are worried about helps us plan the appointment more carefully.

Key takeaways

• Local anaesthetic can be used to keep the tooth comfortable during treatment.
• You may still feel pressure, vibration, suction and water.
• The SMART setup can feel more involved than an ordinary filling appointment.
• Rubber dam isolation may feel unfamiliar but should not prevent normal breathing.
• You can communicate and ask us to pause during treatment.
• Temporary sensitivity can occur afterwards.
• Persistent or worsening symptoms should be checked.
• Dental anxiety is something we can plan around rather than ignore.

Continue exploring

Read:

What happens during SMART amalgam removal?

How long does amalgam removal take?

Can several amalgam fillings be removed at the same time?

Or return to:

Amalgam removal using the SMART protocol

Download our patient guide

For a complete explanation of the decision, procedure and aftercare, download:

Your guide to SMART amalgam removal

Download the guide

If you’re concerned about discomfort during amalgam removal, your clinician can talk you through the procedure, the options for managing discomfort and what to expect afterwards. You can also read more about ⁠amalgam removal at Evolve Dentistry and how we approach treatment at our Portishead practice.

Want to discuss treatment?

Carol or Maggie can assess your restorations and talk through what your individual appointment may involve.

Arrange an amalgam consultation

Authoritative external resource

For general NHS information about dental treatment

Read our CQC report