Shenzhen dental experts introduced, crowded teeth were divided into simple and complex congestion congestion.

      Simple crowding showed that the teeth were disordered due to the lack of clearance, and thus affected the relationship between dental arch shape and occlusion. Simple congestion can be regarded as dental malocclusion, generally without jaw and dental arch relationship is not adjustable, and less abnormal function of stomatognathic system.

      Complex crowding, in addition to the amount of teeth caused by crowding, there is also a jaw, dental arch relationship is not adjusted, and affect the patient's face shape, and sometimes with the mouth and jaw system dysfunction. Crowd itself is just a symptom, not the main aspect of the complex.

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