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Before Visiting a Seoul Orthodontic Clinic, Read This First: Do My Teeth Really Need to Be Pulled?

Smile D Dental Clinic · 19년 경력 교정과 전문의✅환자 중심 스마일디치과 · September 25, 2025

서울교정치과 가기 전 필독 내 치아, 정말 뽑아야만 할까? Hello, this is Oh Suhwan from Smile D Dental Clinic. When many people decide to get orthodontic treatment and go in for a consultation, they run in...

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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: Smile D Dental Clinic

Original post date: September 25, 2025

Translated at: April 20, 2026 at 2:33 PM

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

서울교정치과 가기 전 필독 내 치아, 정말 뽑아야만 할까?

Hello, this is Oh Suhwan from Smile D Dental Clinic.

When many people decide to get orthodontic treatment and go in for a consultation, they run into an unexpected wall: extraction.

Before Visiting a Seoul Orthodontic Clinic, Read This First: Do My Teeth Really Need to Be Pulled? image 1

The idea that healthy, perfectly fine teeth must be pulled out—sometimes several of them—to achieve straight teeth is one of the biggest fears that makes people hesitate about orthodontic treatment itself.

So many people look into options like non-extraction Invisalign with hope,

but often leave disappointed after being told, “Extraction is necessary.”

Do they really have to be removed? Or was the depth of the diagnosis simply different in its ability to identify the possibility of avoiding extraction?

Today, among the many Seoul orthodontic clinics, Smile D would like to share a clue to the answer, based on more than 5,000 orthodontic cases over 18 years.

< Smile D Dental Clinic non-extraction before & after >

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Before Visiting a Seoul Orthodontic Clinic, Read This First: Do My Teeth Really Need to Be Pulled? image 3

Before Visiting a Seoul Orthodontic Clinic, Read This First: Do My Teeth Really Need to Be Pulled? image 4

Before Visiting a Seoul Orthodontic Clinic, Read This First: Do My Teeth Really Need to Be Pulled? image 5

Before Visiting a Seoul Orthodontic Clinic, Read This First: Do My Teeth Really Need to Be Pulled? image 6

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*The before-and-after treatment photos were posted with the patient's consent and were taken in the same environment and under the same conditions.

What determines extraction vs. non-extraction?

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The reason for extracting teeth in orthodontics comes down to one thing: lack of space.

There is not enough room for crowded teeth to line up properly, so teeth are extracted to create and use that space.

When medical staff decide on extraction, they usually consider the following factors comprehensively.

Absolute lack of space

This is when the teeth are too large compared to the size of the jawbone, leaving no room for all the teeth to be aligned.

Degree of improvement needed for protrusion

When the mouth protrudes a lot and the front teeth need to be moved significantly backward, extraction is necessary to secure that much space.

Harmony with facial lines

If orthodontic treatment is forced to proceed without extraction, the teeth may tip forward, making the mouth look even more protruded.

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As such, whether or not extraction is needed is not decided by looking at just one tooth. It is a very complex and important issue that considers the balance of the entire face and the bite.

Invisalign orthodontic treatment

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Even people who were told at other Seoul orthodontic clinics that extraction was necessary often start non-extraction Invisalign treatment after a detailed diagnosis at Smile D.

This is thanks to our ability to find hidden space.

Before choosing the easy route of extraction, we can consider several approaches to protect the patient’s healthy teeth.

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Molar distalization

This is a method of gently pushing the rearmost molars toward the wisdom tooth area,

so the entire dental arch shifts backward and creates space.

Arch expansion

By widening the narrowed arch of the teeth back to the patient’s original ideal size,

we create room for crowded teeth to align.

Interproximal reduction (IPR)

Within a range that does not harm dental health, we very slightly smooth the sides of the teeth in 0.1 to 0.3 mm increments to gain space.

However, this does not apply to every patient,

so the most accurate way to learn the details is to visit and receive a consultation.

Many people think non-extraction orthodontic treatment takes longer.

However, when carried out under a precise plan, treatment is typically completed within 1 to 2 years on average.

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Compared with extraction-based orthodontics, there is often little difference,

and in some cases it can even be faster because unnecessary steps are reduced.

However, this part can also vary depending on the patient’s dental environment and condition.

Because the dental alignment was preserved with effort, retention care becomes even more important.

That is because teeth have a constant tendency to return to their original positions.

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At Smile D, even after orthodontic treatment is finished, we continue regular checkups every 6 months, 1 year, and 2 years

to personally and carefully check whether the teeth are being maintained stably and whether there are any problems with the retainers.

The relationship does not end when treatment ends;

we become a true primary clinic that protects your smile for life.

Even if you were told elsewhere that extraction is necessary, that may not be the final conclusion.

If the will to protect healthy teeth meets the skill of a medical team that can make that possible,

non-extraction Invisalign may be fully possible.

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Join us at Smile D, a Seoul orthodontic clinic with 18 years of experience.

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