Patent ID: 8287186
Filing Date: 2012-10-16
Classification: G01N,Y10T

Abstract:
1. A specimen collecting method of collecting a specimen from a member whose surface is provided with a layer, the specimen collecting method comprising: an incision forming step of forming a cylindrical incision by feeding a cylindrical cutter having a cylindrical cutting blade from the surface in the direction of thickness of the member to perform cutting; and a specimen cutting away step of cutting away a specimen formed inside the incision by inwardly cutting the member from the cylindrical incision, the specimen collecting method further comprising an incision expanding step of cutting the member so that the incision is outwardly expanded after forming the cylindrical incision by cutting away an area located radially outward of an outer edge of the incision, wherein a rotating cutter having a disc-shaped cutting blade is inserted to the cylindrical incision to cut the member at the specimen cutting away step.