作者研制了一种偏口可调节型龟头防护罩，经临床应用于ＣＯ２激光包皮环切术，收到满意的治疗效果，现介绍如下：器材研制原料选用厚０．２ｍｍ不锈钢片，制成一端有斜面、另一端有把柄、呈重叠对合状的圆筒，斜面呈４０°角。斜面长侧为背，短侧为腹。在腹侧面右叶做宽０... The authors developed a partial mouth adjustable glans shield, after clinical application of CO2 laser circumcision, received satisfactory treatment results, are introduced as follows: Raw materials for equipment selection 0.2mm thick stainless steel sheet, made of one end A cylinder with a slanted surface and a handle at the other end, which is in an overlapping manner and has an angle of 40°. The long side of the slope is the back and the short side is the abdomen. In the ventral side of the right lobe to make width 0...