Scaling & polishing · Gangnam, Seoul

Dental Cleaning in Seoul (Scaling and Polishing)

A professional cleaning removes tartar your toothbrush cannot, checks your gums for early disease and leaves teeth smoother. Most cleanings take one visit of under an hour.

  • Since 2002
  • 13 dentists
  • In-house lab
  • EN · 中文 · 日本語
Oneday Dental Clinic's three buildings on Gangnam-daero, Seoul
3 clinic buildings in Gangnam Yeoksam-dong · implants, lab & orthodontics

What happens during a dental cleaning?

A dental cleaning, also called scaling and polishing, removes plaque and hardened tartar from above and just below the gumline, then polishes the teeth to remove surface stains. At Gangnam One Day Dental Clinic it usually takes 30–60 minutes in one visit and includes a gum check, so early gum disease can be found before it causes bone loss.

Reviewed by Dr. Kim Jin-hwan , Chief Director · Updated October 5, 2026

What a professional cleaning removes

Plaque is a soft bacterial film that brushing removes. Within days, plaque left at the gumline starts to harden into tartar (calculus), which bonds to the tooth and can only be removed with professional instruments.

Tartar keeps bacteria against the gums and is the main driver of gum bleeding and bad breath. Left for years, it can push gingivitis into periodontitis. Our clinic video on untreated tartar explains this in more detail.

  • Ultrasonic scaling to break up tartar
  • Hand instruments for fine areas between teeth
  • Polishing to remove coffee, tea and smoking stains
  • Gum check and advice on brushing, floss and interdental brushes

Cleaning vs deep cleaning: which do you need?

A routine cleaning treats tartar above and just below the gumline in healthy or mildly inflamed gums. If the dentist finds pockets of about 4 mm or deeper with bone loss on X-rays, you need scaling and root planing(deep cleaning) instead, which is done under local anaesthetic over several visits.

Deep cleaning and ongoing gum care are covered on our periodontics page. If inflammation persists, laser-assisted gum treatment may be added.

Not sure if this is right for you? Send a photo or X-ray — a dentist replies on WhatsApp in English, Chinese or Japanese.

Get a free opinion

Cleaning before whitening, veneers or implants

A cleaning is usually the first step before cosmetic or restorative work. Teeth whitening works more evenly on clean enamel, and veneers or crowns need healthy, non-bleeding gumlines for accurate impressions or scans.

If you are visiting Seoul for other treatment, ask on WhatsApp to add a cleaning to your first appointment.

Routine cleaning vs deep cleaning
Routine cleaning Deep cleaning (SRP)
For Healthy gums or gingivitis Periodontitis with pockets
Area cleaned Above and just below gumline Root surfaces deep in pockets
Anaesthesia Usually none Local anaesthetic
Visits Usually 1 Usually 2–4
Time 30–60 minutes 45–90 minutes per visit
After-care None Re-check in 4–8 weeks
Step by step

How it works at Oneday Dental

  1. Before

    Book on WhatsApp

    Message the clinic with your preferred date and language. Mention any gum bleeding, sensitivity or recent X-rays.

  2. Start

    Quick examination

    The dentist checks your teeth and gums and decides whether a routine cleaning is suitable or a deep cleaning is needed.

  3. 15–40 min

    Scaling

    Ultrasonic and hand instruments remove plaque and tartar, including between teeth and just below the gumline.

  4. 5–10 min

    Polishing

    Teeth are polished to remove surface stains and leave a smoother surface that collects less plaque.

  5. End

    Home-care advice

    You get personalised advice on brushing, interdental cleaning and when to return, usually in 6–12 months.

Watch

Hear it from our dentists

Short answers to real patient questions from the Oneday Dental YouTube channel.

Korean audio

▶ More on @onedaydent

Things to know before you decide

  • Teeth can feel sensitive to cold for a day or two, especially where tartar covered exposed roots.
  • Gums may bleed slightly during and after cleaning if they are inflamed.
  • A routine cleaning will not fix periodontitis; deeper pockets need deep cleaning.
  • Polishing removes surface stains only; deeper discolouration needs whitening or restorations.
Why patients trust Oneday Dental

Experience you can check

  • 2002
    Founded in Gangnam — 24 years
  • 13
    Dentists in 5 departments
  • 3
    Clinic buildings, 1,570 m²
  • 0.01 mm
    T-Scan bite-force detail
Medically reviewed Dr. Kim Jin-hwan — Chief Director

Vice President, Korean Academy of Stomatognathic Function & Occlusion · author on T-Scan implant occlusion (IGI Global)

Meet the team
FAQ

Dental Cleaning: common questions

Does a dental cleaning hurt?
Most people feel vibration, scraping and water spray rather than pain. Areas with heavy tartar or inflamed gums can feel sensitive. Tell the dentist if anything is uncomfortable; a topical or local anaesthetic can be used where needed.
How often should I get my teeth cleaned?
Most adults benefit from a professional cleaning every six to twelve months. People who build tartar quickly, smoke, have diabetes or have had gum disease are usually advised every three to six months. The dentist recommends an interval based on your gums.
Why do my gums bleed after cleaning?
Light bleeding is common when gums are inflamed and tartar has just been removed from beneath them. It usually settles within a day or two as the gums heal. Bleeding that continues for weeks suggests gum disease that needs further assessment.
Will cleaning make my teeth whiter?
Polishing removes surface stains from coffee, tea, wine and smoking, so teeth often look brighter. It does not change the natural colour of the tooth. For a lighter shade, professional whitening is needed after cleaning.
Can a water flosser replace a dental cleaning?
No. A water flosser helps remove food and soft plaque between teeth, but it cannot remove hardened tartar. Only professional instruments remove tartar. The clinic has a short video on whether a water flosser can replace brushing.
Can I get a cleaning during a short visit to Seoul?
Yes. A routine cleaning normally fits into one appointment of under an hour. Message the clinic on WhatsApp with your dates; the team replies in English, Chinese, Japanese or Korean. If the dentist finds deeper gum pockets, you will be told how many extra visits a deep cleaning would need.

Get a dentist's opinion on WhatsApp

Send your question, photos or X-ray. We reply with a plan, timeline and estimate in English, Chinese, Japanese or Korean.

💬 WhatsApp +82-10-5298-2875 📍 Yeoksam-dong, Gangnam, Seoul