本文采用随机、安慰剂对照、前瞻性研究法评价了木中植入卡氦齐聚合体治疗复发性脑神经胶质瘤的疗效与安全性。222例复发性脑神经胶质瘤患者随机接受含有卡氮齐的聚合体圆盘或不含有卡氮芬的士聚合体。聚合体内所含卡氦芥最大量为62mg。全部诊断均经头颅CTS和病理切片证实系复? In this paper, a randomized, placebo-controlled, prospective study was conducted to evaluate the efficacy and safety of implanting card-like polymers in wood to treat recurrent brain gliomas. 222 patients with recurrent brain gliomas were randomized to receive either a nitrogen-containing polymer disk or a carbohydrate-free taxi polymer. The maximum amount of acephate contained in the polymer is 62 mg. All diagnoses were confirmed by CTS and pathological sections of the head complex?