A safetyclip or retainer must be installed to prevent attachments, such as chisels on a chipping hammer, from being unintentionally shot from the barrel.
必须安装保险夹或护圈，以防止配件(如气錾的凿刀)从凿筒中意外飞出。
3
Objective to evaluate the safety and efficacy of compression anastomosis clip (cac) for small bowel anastomosis.