JP2018102915A - 眼球の治療のための粒子治療装置 - Google Patents
眼球の治療のための粒子治療装置 Download PDFInfo
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Abstract
Description
‐前記荷電粒子線を受け、異なるビーム方向に従って前記荷電粒子線を前記患者の眼球に向かわせるように適合された、移動可能な照射ノズル、
‐治療位置にいる患者を受け止め、保持する適合された患者支持器、
‐患者が治療位置にいる間、患者によって見えるように配置される移動可能なマーカー、
‐荷電粒子線を患者の眼球の患部に照射する前に、マーカーを所定のかつ患者に特定の位置へ動かすように構成されたコントローラ、及び、
‐患者の眼球の患部の上で荷電粒子線をスキャンするように構成されたペンシルビームスキャンサブシステムを含む。
Claims (15)
- 荷電粒子線(2)を患者の眼球(1)の患部に照射するための粒子治療装置であって、
‐前記荷電粒子線を生成する粒子加速器(3);
‐前記荷電粒子線を受け、異なるビーム方向に従って前記荷電粒子線を前記患者の眼球(1)に向かわせるように適合された、移動可能な照射ノズル(4);
‐治療位置にいる前記患者を受け止め、保持するように適合された患者支持器(5);
‐前記患者が前記治療位置にいる間、該患者によって見えるように配置される移動可能なマーカー(30);及び、
‐前記荷電粒子線(2)を前記患者の眼球(1)に照射する前に、前記マーカー(30)を所定のかつ患者に特定の位置の方へ動かすように構成されたコントローラ(40);を含む粒子治療装置であって、
該粒子治療装置が、前記患者の眼球(1)の患部上の荷電粒子線をスキャンするように構成されたペンシルビームスキャンサブシステムを更に含むことにおいて特徴付けられる、粒子治療装置。 - 軸Yの周りを回転可能なアイソセントリックガントリ(20)を含み、該ガントリ(20)は、該軸Yに沿って前記粒子線を受容し、最初に該軸Yから離れるように該粒子線を曲げ、最後に該粒子線(2)を曲げて該軸Yに向けて戻すために光路に沿って配置された一連の屈曲した磁石(20a、20b、20c、20d)を含み、前記照射ノズル(4)は、該ガントリ(20)上で、該一連の屈曲した磁石の最後の屈曲した磁石(20d)の下流に配置されることにおいて特徴付けられる、請求項1に記載の粒子治療装置。
- 前記ペンシルビームスキャンサブシステムがスポットスキャンタイプサブシステムであることにおいて特徴付けられる、請求項1又は請求項2に記載の粒子治療装置。
- 前記患者の眼球(1)の光軸の単一の方向に関する単一の公称ビーム方向で、該患者の眼球(1)の患部の完全な照射治療を実行するように構成されていることにおいて特徴付けられる、請求項1から請求項3のいずれか一項に記載の粒子治療装置。
- 前記移動可能なマーカー(30)が機械的に前記照射ノズル(4)に連結されることにおいて特徴付けられる、請求項1から請求項4のいずれか一項に記載の粒子治療装置。
- 前記移動可能なマーカー(30)が光源、好ましくは点光源を含むことにおいて特徴付けられる、請求項1から請求項5のいずれか一項に記載の粒子治療装置。
- 前記患者支持器(5)が仰向きの治療位置又は着席した治療位置で前記患者を受け止め、保持するように適合されたことにおいて特徴付けられる、請求項1から請求項6のいずれか一項に記載の粒子治療装置。
- 前記照射ノズル(4)が側面の照射量の減衰を減らすためのコリメータ(50)を含むことにおいて特徴付けられる、請求項1から請求項7のいずれか一項に記載の粒子治療装置。
- 前記患者が前記治療位置にいる場合、カメラ(60)の視界が該患者の眼球(1)をカバーするように配置されるビデオカメラ(60)を更に含み、前記コントローラ(40)が、該ビデオカメラ(60)から画像を取得して、該患者が該治療位置にいる間、該患者の眼球(1)の位置及び/又は配向をモニタするように更に構成されていることにおいて特徴付けられる、請求項1から請求項8のいずれか一項に記載の粒子治療装置。
- 前記コントローラ(40)が、前記粒子線(2)を前記患者の眼球(1)の患部に照射する前に、該患者の眼球(1)の位置及び/又は配向をモニタし、前記マーカー(30)が所定のかつ患者に特定の位置に配置されて、該患者の眼球(1)が該マーカー(30)を凝視していることを該コントローラ(40)が検出する場合にのみ照射を開始するように更に構成されていることにおいて特徴付けられる、請求項9に記載の粒子治療装置。
- 前記コントローラ(40)が、前記粒子線(2)を前記患者の眼球(1)の患部に照射する一方で該患者の眼球(1)の位置及び/又は配向をモニタし、前記マーカー(30)が所定のかつ患者に特定の位置に配置されていない、又は、該患者の眼球(1)が該マーカー(30)を凝視していないことを該コントローラ(40)が検出するとすぐに照射を停止するように更に構成されていることにおいて特徴付けられる、請求項9又は請求項10に記載の粒子治療装置。
- 前記粒子線(2)が電子を除いた荷電粒子のビームであり、好ましくは、陽子のビーム又は炭素イオンのビームであることにおいて特徴付けられる、請求項1から請求項11のいずれか一項に記載の粒子治療装置。
- 前記粒子加速器(3)がサイクロトロン又はシンクロトロンであることにおいて特徴付けられる、請求項1から請求項12のいずれか一項に記載の粒子治療装置。
- 前記照射ノズル(4)が前記荷電粒子線(2)のエネルギを減少させるエネルギ吸収器(70)を含むことにおいて特徴付けられる、請求項13に記載の粒子治療装置。
- 前記エネルギ吸収器(70)が前記ノズル(4)の出力(4a)で前記荷電粒子線(2)のエネルギを70MeV未満まで減らすように構成されていることにおいて特徴付けられる、請求項14に記載の粒子治療装置。
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EP16202959.9 | 2016-12-08 | ||
EP16202959.9A EP3332755B1 (en) | 2016-12-08 | 2016-12-08 | Particle therapy apparatus for eye treatment |
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JP6646194B2 JP6646194B2 (ja) | 2020-02-14 |
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GB201805561D0 (en) * | 2018-04-04 | 2018-05-16 | Univ Aston | Ophthalmic device |
EP3725276A1 (de) * | 2019-04-17 | 2020-10-21 | Ziemer Ophthalmic Systems AG | Ophthalmologische vorrichtung zum bearbeiten eines auges |
CN110772709B (zh) * | 2019-11-28 | 2021-08-31 | 原子高科股份有限公司 | 用于治疗眼内恶性肿瘤的敷贴器中的放射性粒子布置方法 |
CN112603645B (zh) * | 2020-12-25 | 2022-07-01 | 黑龙江省医院 | 一种眼科抗炎药物上药装置 |
EP4271475A4 (en) | 2020-12-29 | 2024-07-03 | L Livermore Nat Security Llc | FLASH RADIOTHERAPY ACCELERATOR |
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JPH09173351A (ja) * | 1995-12-22 | 1997-07-08 | Nikon Corp | 手術用顕微鏡 |
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US10195461B2 (en) | 2019-02-05 |
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