It introduced the application of disposable anesthesia epidural catheter in inserting tube into umbilical vein for newborns , urethral catheterization for infants , operation on fallopian tube , excision of galactophore , operation of vascular surgery , operation on head and neck of children and ophthalmologic operation 介绍了一次性硬膜外麻醉导管在新生儿脐静脉置管术、婴幼儿导尿术、输卵管手术、乳管切除术、血管外科手术、小儿头颈部手术、眼科手术中的应用。
