皮内针是以特制的小型针具固定于皮内或皮下进行较长时间埋藏的一种方法。 |
|
||||
其针型有两种:图钉型和麦粒型。图钉型:针柄呈环型,针身长约0.3CM,针身与针柄呈垂直状。麦粒型:针柄呈麦粒型或环型,针身长约1CM,针身与针柄呈一直线。 | There are two types, the thumbtack type and grain-like type, the former is about 0.3 cm long with a circular head, and the latter some 1 cm long with a hand like a grain or wheat. |