创伤在我们生活当中经常遇到。创伤是由机械性致伤因子造成人体组织结构连续性破坏。临床将创伤分为开放性和闭合性,而开放性碾挫伤、挤压伤受暴力巨大、接触面积大,碾挫伤暴力作用方向为螺旋性,使大范围的皮下组织和肌肉组织均受到挤压或碾挫,出现较多脂肪、组织细胞失活,局部青紫肿胀,血运较差,伤口边缘不规则,长度深浅不一,污染较重,时有异物存留。在清创时,必须清洁伤口,放置引流物,一般放置 Trauma is often encountered in our lives. Trauma is the continuous destruction of the structure of the human body caused by mechanical injury factors. Clinical trauma is divided into open and closed, and open bruises, crush injury by a huge violence, contact area, bruises bruises the direction of the role of spiral, so that a wide range of subcutaneous tissue and muscle tissue are squeezed Or setback, there are more fat, tissue cells inactivated, local bruising swelling, poor blood supply, irregular wound edge, the length of different shades, heavy pollution, sometimes foreign body retention. In debridement, you must clean the wound, place drainage, the general placement