BHID with two tubes in one hole can be used as the primitive method in CSDH in adolescent with its merits on quickly-recuperation and slightly-traumatic.

• 单孔钻颅置双管冲洗引流术创伤小，疗效明确，恢复快，可作为青年人慢性硬膜下血肿的首选治疗。