{"created":"2023-05-15T14:47:14.687756+00:00","id":64787,"links":{},"metadata":{"_buckets":{"deposit":"08b38e9c-16d8-4015-807b-ebca578f421a"},"_deposit":{"created_by":1,"id":"64787","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"64787"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00064787","sets":["10:29"]},"author_link":["638297","638308","638311","638303","638309","638299","638296","638301","638306","638310","638300","638307","638302","638312","638298","638305","638295","638304"],"item_10005_date_7":{"attribute_name":"発表年月日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2012-10-13","subitem_date_issued_type":"Issued"}]},"item_10005_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"現在我々が開発を進めているOpenPETは、開放空間を持ち、PET測定中に患者へのアクセスが容易となるため、PET画像ガイド化の手術や針生険の実現が期待されている。これまでに、OpenPETリアルタイムイメージングシステムの提案を行い、小型試作機において点線源を用いた腫瘍追跡のデモンストレーションを行ったが、実際には腫瘍以外の集積の影響により、短い時間フレーム内での測定データから腫瘍位置の検出を行うことは困難が予想される。そこで本研究では、ヒトサイズOpenPETと18F-FDGを用いて腫瘍追跡が可能な条件を明らかにすることを目的とする。まず、ヒトサイズOpenPETにおいて、リアリスティックな全身ファントムである4D XCATファントムの肺上部にSUVが5.0の球形の腫瘍を配置した。そして、順投影で得られたデータに対し、370MBqの18F-FDG投与、0.5秒の時間フレームを仮定しイベント数を調整した後、ポアソンノイズを付加した。そして、フレームごとの3D OSEM法によって4D画像を再構成し、各フレームでのパターンマッチングによって腫瘍の位置を求めた結果、現実的な条件化でも腫瘍追跡ができる可能性が示唆された。","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52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":"田島, 英朗"}],"nameIdentifiers":[{"nameIdentifier":"638295","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"吉田, 英治"}],"nameIdentifiers":[{"nameIdentifier":"638296","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"品地, 哲弥"}],"nameIdentifiers":[{"nameIdentifier":"638297","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"木内, 尚子"}],"nameIdentifiers":[{"nameIdentifier":"638298","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"錦戸, 文彦"}],"nameIdentifiers":[{"nameIdentifier":"638299","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"菅, 幹生"}],"nameIdentifiers":[{"nameIdentifier":"638300","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"羽石, 秀昭"}],"nameIdentifiers":[{"nameIdentifier":"638301","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"伊藤, 浩"}],"nameIdentifiers":[{"nameIdentifier":"638302","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"山谷, 泰賀"}],"nameIdentifiers":[{"nameIdentifier":"638303","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"田島 英朗","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"638304","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"吉田 英治","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"638305","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"品地 哲弥","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"638306","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"木内 尚子","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"638307","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"錦戸 文彦","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"638308","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"菅 幹生","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"638309","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"羽石 秀昭","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"638310","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"伊藤 浩","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"638311","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"山谷 泰賀","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"638312","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":"18F-FDGの薬剤分布を持つ4D XCATファントムを用いたOpenPETによるリアルタイム腫瘍追跡の検討","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"18F-FDGの薬剤分布を持つ4D XCATファントムを用いたOpenPETによるリアルタイム腫瘍追跡の検討"}]},"item_type_id":"10005","owner":"1","path":["29"],"pubdate":{"attribute_name":"公開日","attribute_value":"2012-10-15"},"publish_date":"2012-10-15","publish_status":"0","recid":"64787","relation_version_is_last":true,"title":["18F-FDGの薬剤分布を持つ4D XCATファントムを用いたOpenPETによるリアルタイム腫瘍追跡の検討"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T21:07:38.358016+00:00"}