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Deep bite and crowding with clear aligners: K Line case study

Class II with moderate deep bite and crowding


Patient details:

Age: 25 years old

Gender: Female

Chief complaint:  crowding in upper and lower arch

Type of Malocclusion: crooked teeth in the upper and lower jaw


Diagnosis:

  • Skeletal tendency to class II

  • Class II edentulous and molar ratio bilaterally

  • Weak crowding in the maxilla (4 mm)

  • Weak to slight crowding in the mandible (3 mm)

  • Displacement of the lower midline: 5 mm

  • Moderate deep bite: 4-5 mm

  • Retroclined upper front teeth


Treatment Goal and Plan

Dental treatment infographic shows 5 alignment steps and aligner use over ~10 months. Includes aligner count for top and bottom teeth.

Results and aftercare of deep bite treatment with clear aligners


Crowding resolved, minor deviation from Class I ratio of molars and canines. Overjet and overbite stabilized.


Correction of the midline shift by 4 mm.


Resolution of crowding with the help of ASR. Further adjustment of overjet and overbite.


Dental progress images showing teeth transformations at initial, 6, 8, and 10 months, with X-ray scans above. Text labels each stage.
Dental progress collage showing teeth alignment over time: Top progress at 6 and 8 months, middle at 3, 8, 10 months, bottom at 3, 6, 10 months.

*This deep bite case study was conducted using K Clear from K Line.


Want to treat deep bite and crowding with more confidence?


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✔ treatment protocol guidance

✔ continuous clinical support



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