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从1981年以来我们研制成一种不锈钢带环牙签,在內部试用,效果良好,于1985年4月27日在景德镇报曾作介绍,不久由我院按YB252—79不锈钢耐酸钢丝规定的型号选用,其直径是0.6mm,0.7mm,0.8mm三种,目前是采用上海手术器械九厂生产,全国各医药公司经销的锋棱牌牙用不锈钢丝。按柄部(带环)形态分为Ⅰ型(圆形)、Ⅱ型(瓜子形)、Ⅲ型(葫芦形)(附图);牙签总长度宽度、厚度0.8～2.0,外观要求表面光洁度不低于V4,不允许有毛刺锐边,末
Since 1981, we developed a stainless steel ring with a toothpick, in the internal trial, the effect is good, in April 27, 1985 in Jingdezhen newspaper was introduced, and soon by our hospital according to YB252-79 stainless steel acid-proof steel wire model specified selection, Its diameter is 0.6mm, 0.7mm, 0.8mm three, is currently using the Shanghai Plant Nine surgical instruments produced by the pharmaceutical companies throughout the distribution of the front edge of dental stainless steel wire. According to the shape of the handle (with ring), it is divided into type I (circular shape), type II (melon shape) and type III (gourd shape) (with picture); toothpick overall length width, thickness 0.8-2.0, appearance requirements surface finish Below V4, burrs are not allowed Sharp edge, the end