The Growth of Maxilla in Patients with Unilateral Cleft Lip, Alveolus, and Palate from Newborn to 7 Years of Age. A Comparative Study between Two-Stage Palatoplasty Combined with Hotz's Plate Cases and Non-Cleft Controls.:A Comparative Study between Two-S
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The growth of maxilla and the form of upper dental arch in patients with unilateral cleft lip, alveolus, and palate from newborn to 7 years of age following two-stage palatoplasty using Hotz's plate were studied. The subjects consisted of 36 unilateral cleft lip, alveolus, and palate patients (UCLP group). Serial maxillary casts were used for the analysis and compared with the non-cleft control group. The findings were as follows:<BR>1. There was statistically significant anterior as well as anterolateral growth in the minor segment rather than the large segment of the maxilla from newborn to 2 years of age.<BR>2. At 2 years of age, the maxillary alveolar arches became parabolic in shape due to the anterolateral growth of the large and minor segments of the maxilla guided by Hotz's plate.<BR>3. From 2 to 7 years of age in the UCLP group, the large segment of the maxilla grew anteriorly and anterolaterally. Further, the minor segment of the maxilla was well developed like that of the non-cleft control group.<BR>4. From 2 to 7 years of age, there was no statistically significant difference indicated between the groups in terms of the width of the maxilla.<BR>5. The parabolic shape and size of the maxilla in the UCLP group were the same as that of the control group from the deciduous dentition to the early stage of mixed dentition.<BR>From the above results, the study clarified that two-stage palatoplasty using Hotz's plate is significantly effective for maxillary growth in unilateral cleft lip, alveolus, and palate patients.
- 特定非営利活動法人 日本口腔科学会の論文
特定非営利活動法人 日本口腔科学会 | 論文
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