Whether crowding can be corrected without extractions is related to the type of malocclusion. For crowding caused by insufficient bone mass, it can be corrected without extraction; for those caused by excessive tooth mass, correction without extraction may result in deep overjet coverage.
1. Without extraction: For crowding caused by the bone quantity disorder, according to the situation, clinic can use the method of expanding jaw arch to stimulate the development of jawbone, increase the gap, and align the teeth.
2. Extraction of teeth: for the serious degree of crowding or excessive amount of teeth, the jaw arch is normal, generally need to be extracted to correct, if not extracted purely for correction, may cause composite coverage is too large, lips protruding.
Whether tooth crowding extraction correction is also affected by other factors, including the overall shape of the face, development stage, etc. Therefore, it is recommended to choose the appropriate treatment after consulting with a professional doctor in the hospital.