CPC A61B 6/0414 (2013.01) [A61B 6/502 (2013.01)] | 7 Claims |
1. A compression member which compresses a breast placed between a radiation source and a radiation detector,
wherein at least a partial region of at least one surface of the compression member that does not come into contact with the breast is roughened, and
wherein an arithmetic average roughness of the roughened region is equal to or greater than 5 μm and equal to or less than 20 μm.
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