钻针为口腔科常用的旋转手术切割器。用于钻磨牙体组织、充填物的修整及义齿的打磨等。由于口腔治疗的多样性及各种修复体的特殊要求,目前的钻针型号及器具种类常难以满足临床需要。自1976年以来,我们将废用的钨钢裂钻车针进行了不同型、式的改进制作,经10余年的临床使用,效果良好。其制作 Drill needle for the dentistry commonly used rotary surgical cutter. For drilling the tooth tissue, filling the dressing and denture grinding and so on. Due to the variety of oral treatment and the special requirements of various prostheses, the current type of needle and apparatus often difficult to meet the clinical needs. Since 1976, we have used different types of tungsten steel cracked drill needles and improved their production. After more than 10 years of clinical use, we have achieved good results. Its production