JP2005106809A5 - - Google Patents

Claims (9)

A bed on which a subject is placed; and first and second imaging devices arranged along the longitudinal direction of the bed;
The first imaging device is a PET imaging device,
A support member having a plurality of openings in the circumferential direction; and a plurality of detector units that are respectively inserted into the openings and detachably attached to the support member. A storage member having a plurality of unit substrates detachably stored in the storage member;
The unit substrate includes a plurality of semiconductor radiation detectors that receive γ-rays, and an integrated circuit that processes γ-ray detection signals output from the plurality of semiconductor radiation detectors,
The integrated circuit outputs radiation detection time information and identification information of the semiconductor radiation detector that has detected γ rays,
In addition,
The detector unit includes another integrated circuit that outputs information output from the integrated circuit included in each unit board to the outside of the detector unit, and the other integrated circuit is connected to the housing member. Installed on the outside of the
The second imaging apparatus is an X-ray CT imaging apparatus, and an X-ray source that irradiates the subject with X-rays and an X-ray that transmits the subject and detects X-rays from the X-ray source. A line detector,
A radiation inspection apparatus comprising a PET imaging apparatus and an X-ray CT imaging apparatus, wherein the bed is shared by the first imaging apparatus and the second imaging apparatus. The first imaging device includes:
The plurality of detector units are arranged to surround the bed;
The semiconductor radiation detector and the integrated circuit are arranged such that the semiconductor radiation detector is disposed closer to the bed in the unit substrate, and the integrated circuit is disposed farther from the bed.
A radiation inspection apparatus comprising the PET imaging apparatus and the X-ray CT imaging apparatus according to claim 1. The first imaging device includes:
Comprising a tomogram information creation device for creating tomogram information using second information obtained based on the first information output from the integrated circuit ;
A radiation inspection apparatus comprising the PET imaging apparatus and the X-ray CT imaging apparatus according to claim 1 or 2 . A bed on which a subject is placed; and first and second imaging devices arranged along the longitudinal direction of the bed,
The first imaging device is a PET imaging device,
A support member having a plurality of openings in the circumferential direction; and a plurality of detector units that are respectively inserted into the openings and are detachably attached to the support member. A storage member having a plurality of unit substrates detachably stored in the storage member;
The unit substrate includes a plurality of semiconductor radiation detectors that receive γ-rays, and an integrated circuit that processes γ-ray detection signals output from each of the plurality of semiconductor radiation detectors,
A counter that inputs each output from the integrated circuit and counts the outputs corresponding to the pair of radiation detection signals detected during a set time;
In addition,
The detector unit includes another integrated circuit that outputs information output from the integrated circuit included in each unit board to the outside of the detector unit, and the other integrated circuit is connected to the housing member. Installed on the outside of the
The second imaging apparatus is an X-ray CT imaging apparatus, and an X-ray source that irradiates the subject with X-rays, and an X-ray that transmits the subject and detects X-rays from the X-ray source. A line detector,
A radiation inspection apparatus comprising a PET imaging apparatus and an X-ray CT imaging apparatus, wherein the bed is shared by the first imaging apparatus and the second imaging apparatus. The first imaging device includes a tomogram information creation device that creates tomogram information using the count information output from the counting device;
A radiation inspection apparatus comprising the PET imaging apparatus and the X-ray CT imaging apparatus according to claim 4 . The unit substrate of the first imaging device includes a first substrate and a second substrate,
The first substrate has the semiconductor radiation detector;
The second substrate comprises the integrated circuit;
A radiation inspection apparatus comprising the PET imaging apparatus and the X-ray CT imaging apparatus according to any one of claims 1, 2, and 4 . The integrated circuit of the first imaging device processes an analog integrated circuit that processes a signal output from the semiconductor radiation detector, an AD converter that converts an analog signal output from the analog integrated circuit into a digital signal, the AD Including a digital integrated circuit for inputting the signal output from the converter ;
A radiation inspection apparatus comprising the PET imaging apparatus and the X-ray CT imaging apparatus according to any one of claims 1, 2, 4, and 6 . Wherein said housing member of the first imaging apparatus, according to claim 1, characterized in that, that a guide member for guiding said unit substrate therein, claim 2, claim 4 and claim 6 A radiation inspection apparatus comprising the PET imaging apparatus and the X-ray CT imaging apparatus according to item 1 . The detector unit of the first imaging device includes another integrated circuit that inputs and outputs information output from the digital integrated circuits of the plurality of unit substrates;
A radiation inspection apparatus comprising the PET imaging apparatus and the X-ray CT imaging apparatus according to claim 7 .