各种白内障手术,一般都在角巩缘预置缝线,但预置缝线在手术中易被剪断或切断。重新穿针不但费时,且缝合时挟持创缘费力,难于找到原来的针眼,而致缝合的创缘上下或左右移位,影响愈合。一旦断线,决不可盲目牵动任何一线。因预置缝线彼此相距较近,几根预置缝线的线环和线尾又可相互绞绕,稍一拖拉极易将断线从 A variety of cataract surgery, usually in the angle margin preset suture, but the preoperative suture easily cut or cut in the surgery. Needle re-injection is not only time-consuming, and stitching strangulation edge strenuous effort, difficult to find the original needle-eye, which caused the suture wound edge up or down or left and right, affecting the healing. Once broken, must not blindly affect any line. Due to the preset suture close to each other, the ring and the tail of several preset suture can be twisted with each other, a little easy to pull the break from