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題 名 | 使用多倍頻顯微鏡作大鼠耳膜的光學切片和耳膜厚度分佈圖=Optical Biopsy and Thickness Distribution of Rat Tympanic Membrane Using Multiharmonic-generation Microscope |
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作 者 | 白誼蓁; 陳培榕; 李家鳳; 陳玉祥; | 書刊名 | 臺灣耳鼻喉頭頸外科雜誌 |
卷 期 | 48:4 2013.10-12[民102.10-12] |
頁 次 | 頁307-314 |
分類號 | 416.81 |
關鍵詞 | 耳膜; 耳膜緊張部; 耳膜鬆弛部; 中耳模型; 多倍頻顯微鏡; Tympanic membrane; Pars tensa; Pars flaccida; Middle ear modeling; Multiharmonic-generation microscope; |
語 文 | 中文(Chinese) |
中文摘要 | 背景:多倍頻光學顯微鏡已經被廣泛使用在生物醫學的研究中,而本研究則利用多倍頻顯微鏡來採討大鼠耳膜的光學虛擬切片,並了解大鼠耳膜厚度的分佈情形。方法:我們使用了第二倍頻(second harmonic generation,SHG)及第三倍頻(third harmonic generation,THG)反向傳導式的多倍頻光學顯微鏡,證實了大鼠耳膜的虛擬切片。結果:第三倍頻可以提供形態的訊息,包括大鼠耳膜的上皮層和黏膜層的分佈狀況,而第二倍頻可以提供膠原纖維的分佈情形,包括固有層中的外側放射膠原纖維層和內側環狀膠原纖維層。此外,多倍頻顯微鏡還可以建構出耳膜的厚度分佈,了解耳膜厚度的變異性。中央區域的耳膜緊張部相對厚度較固定,約20 μm;而且耳膜鬆弛部的厚度比耳膜緊張部來的厚,平均厚度約24 μm。結論:多倍頻顯微鏡的光學切片開啟了未來非侵入性研究和耳膜厚度重建的可能性。 |
英文摘要 | BACKGROUND: Multiharmonic optical microscopy has been widely applied in biomedical researches. Moreover, we demonstrated the optical virtual biopsy and the thickness distribution of rat tympanic membrane by using multiharmonic generation microscope.METHODS: Virtual biopsy based on back propagating multiple optical harmonics, combining second harmonic and third harmonic, is demonstrated in unfixed rat tympanic membrane.RESULTS: The third harmonic generation can provide morphologic information including the distribution of epidermal layers and mucus layers of rat tympanic membrane, while second harmonic generation can provide distribution of collagen fibers including outer radiate collagenous layer and inner circular collagenous layer in lamina propria. Furthermore, thickness distribution of tympanic membrane and membrane thickness varieties can be constructed by multiharmonic generation microscope. The pars tensa has a rather constant thickness of about 20 μm near the central region, and the pars fliccida is thicker than the pars tensa with a mean thickness of about 24 μm.CONCLUSIONS: The optical biopsy based on multiharmonic-generation microscope shows promise for future noninvasive study and reconstruction of tympanic membrane. |
本系統中英文摘要資訊取自各篇刊載內容。