PROBLEM TO BE SOLVED: To secure necessary anonymity while securing necessary accessibility, in regard to treatment information on treatment progressed on the basis of region cooperation between a major organization and each clinic.SOLUTION: A treatment information region cooperation system includes a major organization-side treatment information system 100 and a plurality of clinic-side treatment information systems 200, which are in cooperation with each other. The major organization-side treatment information system 100 also includes a treatment information input unit 21, a treatment information storage unit 31, a facility patient information input unit 22, a facility patient information storage unit 32, a treatment information primary anonymization processing unit 41 for performing anonymization processing, a primary anonymization ID information storage unit 33, and a primary anonymization body information storage unit 34, and further an ID information secondary anonymization processing unit 311 for performing further anonymization, a secondary anonymization ID information storage unit 312, and an information cooperation processing unit 42 for creating disclosed information and disclosing it to the clinic-side treatment information systems.COPYRIGHT: (C)2014,JPO&INPIT【課題】拠点機関と各クリニックとの地域連携のもとに進める治療に関する治療情報について、必要なアクセス性を確保しながら、必要な匿名性を確保する。【解決手段】治療情報地域連携システムは相互に連携する拠点機関側治療情報システム100と複数のクリニック側治療情報システム200とを備える。拠点機関側治療情報システム100は、治療情報入力部21と、治療情報記憶部31と、施設患者情報入力部22と、施設患者情報記憶部32と、匿名化処理を行う治療情報1次匿名化処理部41と、1次匿名化ID情報記憶部33および1次匿名化本体情報記憶部34と、さらなる匿名化を行うID情報2次匿名化処理部311と、2次匿名化ID情報記憶部312と、開示情報を作成しクリニック側治療情報システムに開示する情報連携処理部42とをさらに有する。【選択図】図1
