Ligation of internal hemorrhoids and CO_2 Lasar resection of external hemorrhoids, were applied for 42 cases of mixed hemorrhoids, and all cases were cured.
本文报道用内痔结扎、外痔二氧化碳激光切除治疗混合痔42例，全部治愈。
2
Lasar is one of the most sensational developments in recent year, because of its applicability to many fields of science and its adaptability to practical USES.