Preventing Black Triangles with Invisalign
Invisalign can sometimes cause small gaps between teeth. Here's how to prevent it.
Dr. James Chen
Orthodontist
What causes black triangles
- Tooth movements that expose gum recession
- Excessive IPR without reshaping
- Poor case planning
Prevention
- IPR with reshaping: not just filing, but reshaping tooth contact
- Attachments on key teeth to control root movement
- Pre-treatment hygiene ensures gum health
- Virtual plan review to predict
If they appear
- Composite bonding to close
- Bioclear matrix for more extensive cases
- Rarely, orthodontic refinement
Cost to fix
- Bonding: AED 400–800 per triangle
- Bioclear: AED 800–1,500
References
- American Association of Orthodontists
Referenced sources
- American Association of Orthodontists
Medical disclaimer. This article is informational and does not replace professional clinical advice. For a plan specific to your situation, book a consultation with a Paradise Dental specialist.
Related reading
Orthodontics22 Mar 20265 min
Invisalign in Dubai: Complete 2026 Cost Guide
Full Invisalign treatment in Dubai now ranges AED 12,000–28,000 depending on complexity. Here's what drives the price and what's included.
Orthodontics5 Mar 20265 min
Invisalign vs Braces: An Honest Comparison
Both work. Invisalign is more comfortable and discreet; braces are more powerful for complex cases. Here's the real comparison.
Orthodontics20 Feb 20265 min
How Invisalign Works: The Science
Each aligner moves teeth about 0.25 mm. Multiplied across 20–60 aligners, that's a full correction. Here's the underlying biology and engineering.