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目的为了研究喉内淋巴管的分布特点以及与喉邻近器官淋巴管的吻合情况。方法用22具死后不久的胎婴儿尸体,300g·L-1普鲁士蓝氯仿液,淋巴管间接注射法,显微镜观察。结果声带游离缘未见淋巴管,喉内各区淋巴管在前连合和杓区均存在吻合,会厌舌面与舌根、杓区与梨状窝、声门下区与颈段气管内的淋巴管吻合。结论①根据喉内淋巴管的分布特点,分为声门上,左、右声带游离缘,前连合,杓区和声门下区六个分区;②喉内淋巴管与喉邻近器官的淋巴管存在吻合;③喉癌手术时,应充分考虑喉内、外淋巴管之间的吻合特点,切除相应部位。
Objective To study the distribution characteristics of the lymphatic vessels in the throat and the anastomosis with the lymphatic vessels of the laryngeal organs. Methods Twenty-two carcass infants, 300g · L-1 Prussian blue chloroform solution, indirect lymphatic injection and microscopic observation were used. Results There were no lymphatic vessels at the free edge of the vocal cords. The lymphatic vessels in the larynx were anastomosed in the anterior commissure and the scoop, and the epiglottis tongue and the root of the tongue, the pyramidal area and the pyriform sinus, the subglottic area and the lymphatic vessels in the trachea . Conclusions ① According to the characteristics of the distribution of lymphatic vessels in the larynx, it is divided into six subareas: the free margin of the supraglottic, left and right vocal folds, anterior commissure, scoop area and subglottic area; ② lymphatic vessels There is anastomosis; ③ laryngeal cancer surgery, should take full account of the anastomosis between the larynx, lymphatic vessels, resection of the corresponding parts.