{"created":"2023-05-15T14:46:21.516730+00:00","id":63629,"links":{},"metadata":{"_buckets":{"deposit":"c15331b0-8ffd-4ea6-bf85-29a56bb07a49"},"_deposit":{"created_by":1,"id":"63629","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"63629"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00063629","sets":["10:29"]},"author_link":["628008","628021","628015","628013","628010","628019","628020","628014","628018","628022","628009","628017","628012","628011","628007","628016"],"item_10005_date_7":{"attribute_name":"発表年月日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2009-10-03","subitem_date_issued_type":"Issued"}]},"item_10005_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"【目的】孔径1mmの単孔（1C10）または5孔（5B10）のピンホールコリメータを装着した小動物用SPECTシステムFX（Gamma Medica-Ideas）について、回転半径に依存して変化する実用性能の評価を行った。【方法】99mTcO4-を満たした点線源、線線源、径1.6cmの円筒ファントムを用いて、回転半径rを2.5〜8.0cmの範囲で変更しながら、感度S、空間分解能FWHM、実効FOV（eFOV）を測定した。【結果】感度Sと回転半径rの関係は、1C10装着時S＝175.9・r−1.97、5B10装着時S＝1641・r−2.04だった。空間分解能FWHMと回転半径rの関係は、1C10装着時FWHM＝0.63・e0.13r、5B10装着時FWHM＝0.60・e0.13rだった。実効FOVと回転半径rの関係は、1C10装着時eFOV＝1.2・r−1.3、5B10装着時eFOV＝0.42・r−0.45と大きく異なった。この差は、5孔からの投影データの重なりに起因すると考えられた。【結論】ピンホールSPECTシステムにおける実用性能は、検出器の固有性能だけでなく、コリメータの種類と回転半径の設定に大きく依存する。従って、これらを研究目的に応じて最適化する必要がある。","subitem_description_type":"Abstract"}]},"item_10005_description_6":{"attribute_name":"会議概要（会議名, 開催地, 会期, 主催者等）","attribute_value_mlt":[{"subitem_description":"第49回日本核医学会学術総会","subitem_description_type":"Other"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"犬伏, 正幸"}],"nameIdentifiers":[{"nameIdentifier":"628007","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"志田原, 美保"}],"nameIdentifiers":[{"nameIdentifier":"628008","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"村井, 知佳"}],"nameIdentifiers":[{"nameIdentifier":"628009","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"関, 千江"}],"nameIdentifiers":[{"nameIdentifier":"628010","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"辻, 厚至"}],"nameIdentifiers":[{"nameIdentifier":"628011","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"小泉, 満"}],"nameIdentifiers":[{"nameIdentifier":"628012","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"菅野, 巖"}],"nameIdentifiers":[{"nameIdentifier":"628013","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"佐賀, 恒夫"}],"nameIdentifiers":[{"nameIdentifier":"628014","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"犬伏 正幸","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"628015","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"志田原 美保","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"628016","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"村井 知佳","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"628017","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"関 千江","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"628018","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"辻 厚至","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"628019","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"小泉 満","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"628020","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"菅野 巖","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"628021","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"佐賀 恒夫","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"628022","nameIdentifierScheme":"WEKO"}]}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"conference object","resourceuri":"http://purl.org/coar/resource_type/c_c94f"}]},"item_title":"単孔または5孔のピンホールコリメータを装着した小動物用SPECTシステムの実用性能評価","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"単孔または5孔のピンホールコリメータを装着した小動物用SPECTシステムの実用性能評価"}]},"item_type_id":"10005","owner":"1","path":["29"],"pubdate":{"attribute_name":"公開日","attribute_value":"2009-10-07"},"publish_date":"2009-10-07","publish_status":"0","recid":"63629","relation_version_is_last":true,"title":["単孔または5孔のピンホールコリメータを装着した小動物用SPECTシステムの実用性能評価"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T21:20:48.244379+00:00"}