replacement root 中文意思是什麼
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A dental implant is an artificial tooth root that a periodontist places into your jaw to hold a replacement tooth or bridge
種植牙是一種通過專科醫生植入頜骨的人工牙根，用以鑲復牙冠或牙橋 -
In addition to lung surgery, the chinese university has also pioneered in the development of minimal access heart surgery. aortic valve replacement and aortic root replacement can now be safely carried out through a partial sternotomy, instead of through a conventional full sternotomy and thus, the trauma to body tissues and postoperative pain are greatly reduced
香港中文大學在微創心臟外科方面同樣處領導地位，目前在主動脈瓣膜置換及全主動脈根部置換手術中，只需切開部分胸骨，而無須在胸部正中大切口，減低了對肌肉組織的創傷，手術后痛楚亦較輕。
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