为及时观察到非手术治疗尿石症患者的尿石排出情况,我们自制了尿石排出观察过滤器(以下简称过滤器)。在临床上已有50例患者(男40例,女10例)使用,效果满意,报告如下。 1 过滤器的制作和使用 1.1 选材:20～16号铁丝;直径小于0.1mm的尼龙过滤网。 1.2 制作:根据男女排尿方式的不同,我们设计了两 In order to timely observe the urinary stone excretion of non-surgical treatment of urolithiasis, we made a urinary stone discharge observation filter (hereinafter referred to as filter). Clinically, 50 patients (40 males and 10 females) have been used with satisfactory results. The report is as follows. 1 Preparation and use of filters 1.1 Materials: 20 to 16 iron wire; nylon filter with a diameter of less than 0.1mm. 1.2 Production: According to the difference between male and female urinating methods, we designed two