After scaling, gaps or holes appeared between my teeth.

In many cases, this is space that tartar had filled, or gum recession that had already progressed, becoming visible. Gaps between teeth (black triangles) are explained as a hidden condition being revealed rather than something scaling newly opened. If the change keeps progressing, it should be reassessed.

Can black triangles (gaps between teeth) be filled?

Cosmetic corrections such as resin bonding or laminate veneers are sometimes possible, but each case must be assessed. The gum bone does not regenerate on its own to close the gap, so options should be discussed with a dentist who has checked your teeth and gums.

Once you get scaling, do you become dependent on it?

Teeth made smooth by scaling are known to actually reduce how easily tartar reattaches. Tartar builds up on everyone over time, so regular care is normal, and this is not because scaling makes more tartar form.

← Scaling guide

Scaling Side Effects and Suspected Tooth Damage: The Real Causes of Worn Teeth, Gaps Between Teeth, and Gum Recession

Published July 30, 2026 Updated July 30, 2026 Based on official HIRA and Ministry of Health and Welfare data and public sources

In the analysis of patient comments about Scaling, Side effects and tooth damage formed a question cluster of about 2,600 comments. Scaling is not designed to grind away enamel. Explains why gaps (black triangles) and receding gums show up after scaling and whether lost gum bone can regenerate, without scare tactics. SOURCE Analysis of patient comments on YouTube dental content (DentStat) · public sources listed under References · Data as of June 28, 2026

Key facts

How ultrasonic scalers work	A tool that shakes tartar loose with vibration: removing enamel is not its purpose ^[1]
Gaps between teeth	Often space that tartar had filled, or gum recession that had already progressed, becoming visible ^[2]
Gum bone	Lost gum bone does not regenerate naturally, so the goal is to stop progression ^[2]
If you are worried about damage	Concerns about existing restorations or weakened teeth should be discussed with a dentist ^[1]
Volume of patient questions	About 2,600 comments on side effects and suspected tooth damage ^[3]

Does scaling grind down or shave the teeth?

An ultrasonic scaler shakes tartar loose with vibration, and grinding away enamel is not its purpose [1]. The vibration and noise during the procedure can make it feel as if the teeth are being cut, but what is being treated is the tartar, plaque, and staining attached to the tooth surface [1]. However, some experts say caution is needed with existing restorations, weakened teeth, or cracked teeth. Rather than assuming “there is never any damage,” the proper step is to check the condition of the teeth first [1].

When DentStat analyzed about 2,600 patient comments on scaling side effects and tooth damage in YouTube dental content, complaints such as “my teeth got ground down,” “gaps opened between my teeth,” and “my gums receded” came up repeatedly [3]. Rather than dismissing or flatly denying these concerns, it is important to look at why the changes appear [2].

It feels like gaps or holes appeared between my teeth after scaling

In most cases, this is space that tartar had filled, or gum recession that had already progressed, becoming visible [2]. Tartar that has built up for a long time fills the spaces between teeth, and once it is removed, the gaps that were already there (black triangles) become visible [2]. Swollen gums can also shrink after treatment, making the spaces between teeth look larger [2]. In other words, scaling is explained as revealing a hidden condition rather than opening a new gap, and if the change keeps progressing, it should be reassessed [2].

Do receded gums grow back?

Gum bone, once lost, is known not to regenerate naturally [2]. As periodontitis progresses, the bone that supports the gums breaks down, and because this bone does not recover on its own, the goal of periodontal care is to slow and stop progression rather than to restore what was lost [2]. In the same way, gums that look lower after scaling are often recession that had already progressed becoming visible, not something new caused by scaling [2]. Gum grafts or cosmetic corrections are separate procedures considered case by case [2].

Is it true that frequent scaling makes more tartar build up?

Teeth made smooth by scaling are known to actually reduce how easily tartar reattaches [1]. Tartar is hardened plaque, the bacterial film, and it builds up again on everyone over time, so regular care is normal [1]. The belief that “once you get it, you need it for life” is not because scaling makes more tartar form but because tartar naturally keeps forming [1]. Removing tartar regularly as it forms may irritate the gums less than removing a large amount at once after leaving it for a long time [1].

Common myths and facts

Myth	Fact
Scaling uses ultrasound, so it causes no tooth damage at all	Its purpose is tartar removal, but some experts advise caution with existing restorations or weakened teeth, so the condition should be checked [1]
Scaling opens new gaps between teeth	Black triangles are usually gum recession that had already progressed becoming visible [2]
Gum massage or brushing makes receded gums grow back	Lost gum bone does not regenerate naturally, so early care is key [2]
Tartar is a protective layer for the teeth	Tartar is a mass of bacteria that causes gum bone loss, not a protective layer [1]

For how scaling works and post-treatment sensitivity in general, see the scaling guide. For gum recession and how periodontal disease progresses, see the gum disease guide. For dental clinics by region, see Find a Dentist.

Frequently asked questions

Does scaling grind down or shave the teeth?: An ultrasonic scaler shakes tartar loose with vibration, and grinding away enamel is not its purpose. However, some experts say caution is needed with existing restorations, weakened teeth, or cracked teeth, so rather than assuming there is never any damage, the proper step is to check the condition of the teeth first.
After scaling, gaps or holes appeared between my teeth.: In many cases, this is space that tartar had filled, or gum recession that had already progressed, becoming visible. Gaps between teeth (black triangles) are explained as a hidden condition being revealed rather than something scaling newly opened. If the change keeps progressing, it should be reassessed.
Do receded gums grow back?: Gum bone, once lost, is known not to regenerate naturally. That is why the goal of periodontal care is to slow and stop progression rather than to restore what was lost. Gum grafts or cosmetic corrections are separate procedures considered case by case.
Can black triangles (gaps between teeth) be filled?: Cosmetic corrections such as resin bonding or laminate veneers are sometimes possible, but each case must be assessed. The gum bone does not regenerate on its own to close the gap, so options should be discussed with a dentist who has checked your teeth and gums.
Once you get scaling, do you become dependent on it?: Teeth made smooth by scaling are known to actually reduce how easily tartar reattaches. Tartar builds up on everyone over time, so regular care is normal, and this is not because scaling makes more tartar form.

Find a dental clinic

Compare dental clinics by area and treatment in the area shortlists, or see nationwide figures in dental clinic statistics for South Korea.

References

National Health Information Portal: Periodontal Disease and Tartar Removal · Korea Disease Control and Prevention Agency (KDCA)
Guidance on Periodontal Disease, Gum Recession, and Tartar Removal · Korean Academy of Periodontology
Analysis of Patient Comments on YouTube Dental Content: Scaling Side Effects and Tooth Damage, 2,600 Comments (collected 2026-06-28) · DentStat (Osamil Inc.)

This content is general information based on public sources and does not replace diagnosis, prescription or treatment for any individual. If you have symptoms, consult a dentist.