中国实用口腔科杂志 ›› 2022, Vol. 15 ›› Issue (3): 273-276.DOI: 10.19538/j.kq.2022.03.005
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王全禹1,毕婉婷2,邹 蕴1,薛 明3
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摘要: 下颌第一恒磨牙的解剖形态复杂多样,可能存在根管峡部、管间交通支、额外根管、危险区、弯曲根管等特殊结构,个体差异较大。文章系统阐述下颌第一恒磨牙牙根和根管的解剖形态特点,对复杂及特殊结构进行具体分析并提供相应的临床诊疗策略。
关键词: 下颌第一恒磨牙, 峡部, 额外根管, 弯曲根管
Abstract: The anatomical morphology of the permanent mandibular first molar is complex and diverse,and there may be special structures such as isthmus,intercanal anastomoses,extra root canal,danger zone and curved root canal,which is quite different from one individual to another. This article systematically elaborates the anatomical morphological characteristics of the roots and root canals of the permanent mandibular first molar,analyzes the complex and special structure in detail,and provides corresponding clinical diagnosis and treatment strategy.
Key words: permanent mandibular first molar, isthmus, extra root canal, curved root canal
王全禹, 毕婉婷, 邹 蕴, 薛 明. 下颌第一恒磨牙的形态识别及其临床意义[J]. 中国实用口腔科杂志, 2022, 15(3): 273-276.
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