FAQ

Prosthetics
How long do crowns last?
The average lifespan of a crown is about 5 to 10 years. Depending on how well it is maintained, it can last 15 years or more — or even a lif
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Prosthetics
What's the difference between gold, zirconia, and PFM crowns?
All three materials have different properties, so the recommendation depends on the tooth's location and purpose. 1) Gold crown — excellent
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Prosthetics
Will the crown be noticeable?
Front-tooth crowns are made to match the color, shape, and translucency of the surrounding teeth, so they are barely noticeable in everyday
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Prosthetics
If my crown comes off, can it be re-cemented?
Yes, if the crown itself is not damaged and there is no decay on the underlying tooth, it can be re-cemented. Please do not throw away the d
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Prosthetics
My crown doesn't feel right. Can it be adjusted?
Yes, if the crown feels too high when you bite, a simple bite adjustment can usually fix it, and this is typically resolved in a single visi
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Prosthetics
I have pain when chewing. Could it be from a poorly fitted crown?
Yes, if the height of the restoration is off, biting can cause pain, and this can usually be solved with a bite adjustment. However, the cau
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Prosthetics
Food keeps getting stuck between my crown and gums.
Food getting trapped between the crown and the gums is often caused by gum recession that has opened up a gap, or by a loose contact point w
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Prosthetics
Can crowns be placed without drilling the tooth?
Because a crown completely covers the tooth, the tooth must be reduced by about the thickness of the crown (typically 1 to 2 mm). If a crown
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Prosthetics
Can crowns be made and placed in a single day?
If a clinic has same-day restoration equipment (intraoral scanner and milling machine such as CEREC), the crown can be fabricated and placed
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Prosthetics
I can see a hairline crack on the chewing surface of my tooth. Does it need treatment?
It depends on whether you have symptoms. Fine surface lines with no pain (enamel craze lines) are common in adult teeth and are often simply
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Prosthetics
Do I really need a temporary tooth when getting a crown?
If the crown cannot be completed on the day of treatment, a temporary tooth is essential. Where a same-day system is in place - as at Seoul
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Prosthetics
Can a tooth with a crown still get a cavity?
Yes, a tooth with a crown can still decay. The crown itself does not rot, but if bacteria get in through a tiny gap where the restoration me
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Prosthetics
How do I floss a bridge (connected teeth)?
Because the teeth in a bridge are joined, you cannot pass ordinary floss down from above - it has to be threaded in from the side. The tools
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Prosthetics
What is the difference between an inlay and an onlay?
Both are partial restorations made from an impression of the decayed area and then bonded in place, and the choice depends on how far the de
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Prosthetics
What should I be careful about while wearing a temporary tooth?
A temporary tooth is made of a fragile material that protects the tooth until the final restoration is ready, so please follow these points.
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Prosthetics
Which is better, a crown or an implant?
They are not really alternatives - they apply in different situations. 1) If the tooth root is alive and can be preserved, a crown that save
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Prosthetics
I heard a gold crown lasts longer. Is that right?
Among the various crown materials, a gold crown does tend to last a long time, thanks to the ductility of gold - the property of deforming r
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Prosthetics
The hook on my crown is uncomfortable. Does it have to be there?
The small projection (hook) on a crown acts as a handle for taking the crown off again after it has been temporarily cemented. So when the c
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Prosthetics
My temporary tooth came off. Can I just leave it until my appointment?
Please do not leave it - come in within 1 to 2 days if you can to have it re-attached. If the temporary tooth is left off, 1) the teeth can
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Prosthetics
Can I drink alcohol after having an impression taken?
We recommend no alcohol for about 1 to 2 days, including the day of the impression. Having an impression taken means the gums have been trea
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