PARTICLE BEAM TREATMENT DEVICE, CONTROL METHOD OF PARTICLE BEAM TREATMENT DEVICE, AND COMPUTER PROGRAM

• Main Authors: TAKAHASHI HIROKI, OKADA YUKO, YAGIHASHI TAKAHITO, ARAI YUKITAKA, SUZUKI MASANORI, INOUE TOMOHIRO
• Format: Patent
• Language: English; Japanese
• Published: 19.03.2020
• Subjects: ELECTROTHERAPY; HUMAN NECESSITIES; HYGIENE; MAGNETOTHERAPY; MEDICAL OR VETERINARY SCIENCE; RADIATION THERAPY; ULTRASOUND THERAPY

To provide a particle beam treatment device that changes moving routes of one or both of a couch and a rotary gantry.SOLUTION: A controller 4 of a particle beam treatment device 1 includes: a first moving route setting part for setting a first moving route in which a couch 3 moves; a second moving route setting part for setting a second moving route in which a rotary gantry 22 moves an irradiation device 21; a patient safe region setting part for setting a patient safe region outside a patient on the couch; a first determination part for determining a first contact possibility by the movement of the irradiation device and the patient safe region; a second determination part for determining a second contact possibility by the movement of the irradiation device and the couch; and a route changing part for changing at least one of the first movement route or the second movement route on the basis of results of the determination by the first determination part and the second determination part.SELECTED DRAWING: Figure 1 【課題】カウチと回転ガントリとの一方または両方について移動経路を変更する粒子線治療装置を提供する。【解決手段】粒子線治療装置１のコントローラ４は、カウチ３が移動する第１移動経路を設定する第１移動経路設定部と、回転ガントリ２２が照射装置２１を移動させる第２移動経路を設定する第２移動経路設定部と、カウチに載る患者の外側に患者安全領域を設定する患者安全領域設定部と、照射装置と患者安全領域との移動による第１接触可能性を判定する第１判定部と、照射装置とカウチとの移動による第２接触可能性を判定する第２判定部と、第１判定部および第２判定部の判定結果に基づき、第１移動経路または第２移動経路のうち少なくともいずれか一方を変更させる経路変更部と、を有する。【選択図】 図１