1. Teeth of more than bone. 2. Gap existing between the teeth.
Diagnosis
1. Bone mass than caused by the teeth of teeth among those cracks. 2. According to the sparse features are: a small amount of teeth, bone mass to normal two, bone, teeth of normal; third, a small amount of teeth, bone mass; four, soft tissue factors.
Treatment principle
1. According to cause appliance, such as repair on space shortage gap, the gap closed teeth. 2. Tongue too large in shaping the future treatment of the tongue to close gap. Tongue swallowing dysfunction and to correct anomalies in swallowing, in addition to training, and it still needs appropriate guidance tongue tends to normal position.
Expert Tips
Children in the age of around 2.5-6, within the general population is deciduous, in this period, if children with teeth the number, shape and size of normal, normal jaw development, in a casual dentition in the gap, it seems dentition sparse, However, this is generally normal. This is conducive to the normal eruption of permanent teeth, generally without clinical treatment. If the body of small teeth, jaw shape normal birth Queya mouth, jaw shape normal patterns of normal tooth, jaw too large, often causing their dentition sparse, for this disease signs, in need of treatment. From the age of six to 12-year-old, the age, I exist in the primary and permanent teeth at the same time, this period dentition sparse not uncommon, clinical common to the deciduous or permanent teeth from as early as late-meng and because of the lips of the ribbon From the anomaly caused by the gap between the teeth, this time for as long as the cause, symptomatic treatment, often received better treatment results. Replace all the primary teeth, after the eruption of permanent teeth, and described in outline by the four types of dentition due to sparse, as long as an early treatment, the better a certain effect, if miss the 12-16 age group firms after treatment , Often a longer course of treatment, the effect can not be sure, this period can be orthognathic surgery. Dentition sparse -