在进行动物活体内脏微循环研究时，需要手术后从其体内对某一脏器进行多次观测取得结果。对于此类实验面临着一个反复手术缝合和拆线问题，特别是对一些较难缝合的动物皮肤（如大鼠背部皮肤）以及一天内需多次观察结果的实验来讲，问题就越突出。这样不仅增加了操作者的难度， In animal living organism microcirculation research, the need for surgery from its body after a number of organs to observe the results obtained. For such experiments, there is a problem of repeated surgical sutures and stitches, especially for some difficult-to-suture animal skins (such as rat back skin) and multiple observations in one day. This not only increases the difficulty of the operator,