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題 名 | 三級異常咬合者頤帽治療後之形態學分析=The Morphometric Analysis for Class Ⅲ Malocclusion of Chin Cup Therapy |
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作 者 | 劉保興; 張宏博; 張志涵; | 書刊名 | Journal of Medical and Biological Engineering |
卷 期 | 21:1 2001.03[民90.03] |
頁 次 | 頁51-59 |
分類號 | 416.92 |
關鍵詞 | 頤帽; 三級異常咬合; 形態學; Chin cup; Class Ⅲ malocclusion; Morphometric; |
語 文 | 中文(Chinese) |
中文摘要 | 形態測量學已經廣泛應用於許多生物形態的相關研究領域。本研究中所應用的方法稱為幾何形態測量學,包括薄板仿樣分析與應變張量之尺寸與形狀分析。由於這種分析結果無法直接獲得形態變化之完整訊息,故本研究延伸上述分析方法加入主應變方向分析,並透過實際追蹤三級異常咬合病童穿戴頤帽矯正治療與對照組的資料,來印證此方法的可靠性與實用性。分析結果與臨床比對後,發現薄板仿樣及應變張量分析具有相當高的吻合性,尤其是主應變張量方向分析更能將形態變化明確表示出來,因此本方法可以提供研究者直接觀察矯正治療後的下顎重要形態變異特徵。 |
英文摘要 | The morphometry has been widely applied to evaluate the information associated with biological shape. This study investigated the chin cup treatment effects for Class Ⅲ malocclusion by comparing the chin shapes at two stages for treated and untreated groups. The employed morphometric approaches including thin-plate spline and strain tensor analysis. Other than the distribution of size and shape changes from strain tensor analysis, the principal vectors plot was also presented in this study. From the results, it was observed that high consistent existed between the morphometric outcomes and clinical diagnoses. The plot of principal vectors from strain tensor analysis could provide a more visual interpretation of the shape change. Accordingly, the strain tensor analysis could offer valueable information in the treatment effect of chin cup in Class Ⅲ malocclusion. |
本系統中英文摘要資訊取自各篇刊載內容。