Patent ID: 7154989

Claim:
A radiological imaging apparatus comprising: a detector support section which extends in the longitudinal direction of a bed for supporting an examinee and is arranged around said bed; a radiation detection apparatus including a plurality of radiation detector units arranged in the longitudinal direction of said bed and around said bed, said plurality of detector units being attached to said detector support section in a detachable manner, wherein said detector unit comprises a plurality of radiation detectors for detecting radiation and a plurality of said radiation detectors are arranged in a radius direction of said detector support section, wherein said radiation detectors comprise a plurality of semiconductor members, detection signal output electrodes and common potential electrodes, said semiconductor members being arranged in parallel and positioned between said detection signal output electrodes and common potential electrodes; and a γ-ray detection signal processing apparatus for obtaining positional information of said radiation detectors outputting γ-ray detection signals, said radiation detectors outputting γ-ray detection signals being arranged in said radius direction.