牙髓是牙齿的生命中心,临床治疗中保存牙髓活力十分重要,因而牙髓发炎后,最理想的治疗方法是活髓保存疗法。采用此法消除牙髓炎症,使其恢复健康,不仅保存了患牙,而且牙髓能继续行使其防御、修复和重建功能。现将活髓保存方法的理论依据、种类、适应症、操作方法及药物选择作出综述。 Endodontic tooth is the center of life of the tooth. It is very important to preserve the vitality of the pulp during clinical treatment. Therefore, after the pulp is inflamed, the best treatment is the preservation of vital pulp. Using this method to eliminate pulp inflammation, to restore health, not only save the teeth, and the pulp can continue to exercise its defense, repair and reconstruction functions. Presently, the theoretical basis, types, indications, operation methods and drug selection of the preservation method of living marrow are reviewed.