WO2010055881A1 - 放射線治療システム - Google Patents
放射線治療システム Download PDFInfo
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- WO2010055881A1 WO2010055881A1 PCT/JP2009/069271 JP2009069271W WO2010055881A1 WO 2010055881 A1 WO2010055881 A1 WO 2010055881A1 JP 2009069271 W JP2009069271 W JP 2009069271W WO 2010055881 A1 WO2010055881 A1 WO 2010055881A1
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- treatment
- target position
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1048—Monitoring, verifying, controlling systems and methods
- A61N5/1049—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1048—Monitoring, verifying, controlling systems and methods
- A61N5/1049—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam
- A61N2005/1061—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam using an x-ray imaging system having a separate imaging source
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1048—Monitoring, verifying, controlling systems and methods
- A61N5/1064—Monitoring, verifying, controlling systems and methods for adjusting radiation treatment in response to monitoring
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1048—Monitoring, verifying, controlling systems and methods
- A61N5/1064—Monitoring, verifying, controlling systems and methods for adjusting radiation treatment in response to monitoring
- A61N5/1068—Gating the beam as a function of a physiological signal
Definitions
- the present invention relates to a radiotherapy system capable of irradiating a respiratory moving organ such as a lung or liver with high accuracy.
- the present invention provides high-precision radiation to respiratory moving organs such as the lung and liver without adopting an invasive method for a patient such as embedding a metal marker for facilitating image recognition. It aims at providing the radiotherapy system which can be irradiated.
- the radiotherapy system of the present invention made on the basis of the above knowledge is a treatment target acquired at the time of treatment based on a template image of a region including a treatment target position of a patient acquired in advance as described in claim 1.
- the treatment target position information obtained by pattern matching processing in each frame of the fluoroscopic X-ray image for detecting the position is within a predetermined error range with respect to the treatment target position information based on the template image, and By generating a signal to irradiate the therapeutic radiation at the timing of the therapeutic radiation set based on the body surface movement information, and to generate a signal to stop the irradiation in other cases Based on these signals, irradiation of therapeutic radiation is controlled.
- the template image is a fluoroscopic X-ray image.
- a radiotherapy system according to claim 3 is the radiotherapy system according to claim 1, wherein the template image is a digitally reconstructed image calculated from a computer tomographic image.
- the respiratory phase information is adopted as the body surface movement information, and the irradiation timing of the therapeutic radiation is set at a predetermined respiratory phase. It is characterized by setting as.
- the radiotherapy system according to claim 5 is characterized in that, in the radiotherapy system according to claim 4, the expiration time is set as the irradiation timing of the therapeutic radiation.
- the radiation therapy system according to claim 6 is acquired at the time of treatment in the radiation therapy system according to claim 1 based on a template image of a region including a reference position other than the previously acquired treatment target position of the patient.
- the reference position information obtained by performing pattern matching processing in each frame of the fluoroscopic X-ray image for detecting the reference position is within a predetermined error range with respect to the reference position information based on the template image. This is added as a necessary condition for generating a signal for irradiating therapeutic radiation.
- the radiotherapy system according to claim 7 is the radiotherapy system according to claim 1, wherein the X-ray for obtaining a fluoroscopic X-ray image is the irradiation timing of the therapeutic radiation set based on the movement information of the body surface.
- radiation can be accurately applied even to respiratory moving organs such as the lung and liver without adopting an invasive method for a patient such as embedding a metal marker for facilitating image recognition in the body. It is possible to provide a radiotherapy system capable of irradiating
- a Real-time fluoroscopic X-ray image of lung Respiration phase signal
- C Treatment target position information detected by pattern matching processing
- D Generation pattern of gate signal to accelerator 1
- pattern matching processing Treatment target position information determined to be optimal 3
- Position information in the head and tail direction 4
- Position information in the left and right direction
- the radiotherapy system includes a frame of a fluoroscopic X-ray image for detecting a treatment target position acquired at the time of treatment based on a template image of a region including a treatment target position of a patient acquired in advance.
- Treatment target position information obtained by pattern matching processing is within a predetermined error range with respect to the treatment target position information based on the template image, and treatment radiation irradiation set based on body surface movement information
- control of the irradiation of the therapeutic radiation is performed based on these signals. It is characterized by doing.
- treatment target position information such as cancer lesions obtained by pattern matching processing at the time of treatment with movement information on the body surface to control the irradiation of therapeutic radiation (X-rays, proton rays, etc.) and pattern at the time of treatment
- the treatment target position information obtained by the matching processing is within a predetermined error range with respect to the treatment target position information based on the template image
- the irradiation timing of the treatment radiation set based on the body surface movement information Can be obtained by pattern matching processing during treatment due to lack of contrast in fluoroscopic X-ray images, for example, by not using a metal marker.
- the treatment target position information is actually a predetermined error range with respect to the treatment target position information based on the template image.
- the therapeutic radiation is not applied unless the timing is set for the therapeutic radiation based on the movement information on the body surface. By doing so, it is possible to irradiate the treatment target position with high accuracy.
- Respiration waveforms are generally more stable during exhalation than during inspiration, so by setting the exhalation time as the timing of irradiation for therapeutic radiation, it is possible to achieve high accuracy for respiratory moving organs such as the lungs and liver.
- Therapeutic radiation can be applied.
- the timing of irradiation with therapeutic radiation is not limited during expiration.
- the method of acquiring body surface movement information is not particularly limited, but in order to control treatment radiation with high accuracy and reliability, for example, a sensor installed outside the body such as a laser distance meter or strain sensor. It is desirable to obtain it as extracorporeal information using.
- FIG. 1 is a conceptual diagram of an example of a radiotherapy system (for example, proton beam therapy system) of the present invention.
- This radiotherapy system includes, as a basic configuration, a therapeutic radiation irradiation device (which may be an existing linac or the like), an X-ray fluoroscope for detecting a treatment target position, and a laser rangefinder for acquiring respiratory phase information.
- the control system When performing treatment, a fluoroscopic X-ray image of the patient on the patient bed inside the gantry is acquired in real time, and respiratory phase information is acquired by a laser distance meter.
- the acquired fluoroscopic X-ray image is A template image of an area including a previously acquired treatment target position of a patient (for example, digital reconstruction (DRR) calculated from a fluoroscopic X-ray image or a computed tomography (CT) image acquired when a treatment plan is formulated)
- DRR digital reconstruction
- CT computed tomography
- Pattern matching processing within each frame on the basis of the image (which may be an image) so that the treatment target position information is within a predetermined error range (eg, within ⁇ 2 mm) with respect to the treatment target position information based on the template image ),
- a signal for irradiating therapeutic radiation (acceleration) when it is determined that it is within the error range A gate signal to be a requirement that allowed to produce the same applies hereinafter).
- the setting of the irradiation timing of the therapeutic radiation is set to the expiration time determined from the respiratory phase information, and the expiration time is a necessary condition for generating a signal for irradiating the therapeutic radiation.
- the expiration time is a necessary condition for generating a signal for irradiating the therapeutic radiation.
- the posture of the patient at the time of treatment matches as much as possible with the posture at the time of obtaining the template image. Therefore, when starting treatment, based on the patient's appearance and image comparison on the TV monitor, the position of the bed should be adjusted appropriately to match the patient's position at that time to the position when the template image was acquired. It is desirable to do. Moreover, you may use the mask, mat
- FIG. 2 is an example of a display on a computer screen that is processed in real time during treatment.
- Reference numeral A is a real-time fluoroscopic X-ray image of the lung
- reference numeral 1 indicates treatment target position information based on a template image of a region including a previously acquired treatment target position of a patient
- reference numeral 2 is based on the template image.
- the treatment target position information determined to be optimal by performing pattern matching processing in real time in each frame of the real-time fluoroscopic X-ray image is shown.
- Reference sign B is a respiratory phase signal
- reference sign C is treatment target position information detected by real-time pattern matching processing (reference numeral 3 indicates a head-to-tail direction and reference numeral 4 indicates a left-right direction).
- Symbol D is a generation pattern of a gate signal to the accelerator for irradiating the patient with therapeutic radiation.
- the real-time treatment target position information is head-to-tail direction with respect to the treatment target position information based on the template image.
- the signal is generated so that it is within a predetermined error range in both the left and right directions, and a signal is generated at the time of exhalation determined from the code B, but not generated at other times.
- the reference position information obtained by performing pattern matching processing in each frame of the fluoroscopic X-ray image for detecting the position is within a predetermined error range with respect to the reference position information based on the template image. It may be added as a necessary condition for generating a signal for irradiating therapeutic radiation. Examples of the reference position that can be used in this way include the diaphragm structure and the bone structure of an arbitrary part.
- a signal for irradiating fluoroscopic X-ray image acquisition X-rays is generated at the timing of irradiation of therapeutic radiation set based on body surface movement information, and irradiation is stopped at other times.
- control can be performed by signal transmission from the control system as shown in FIG. 1 to the fluoroscopic X-ray tube.
- the radiotherapy system of the present invention does not prevent the use of a metal marker, and if a metal marker is used, it is possible to perform radiation irradiation with higher accuracy to the treatment target position.
- the present invention has industrial applicability in that it can provide a radiotherapy system capable of irradiating a respiratory moving organ such as the lung and liver with high accuracy.
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Radiation-Therapy Devices (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
Description
また、請求項2記載の放射線治療システムは、請求項1記載の放射線治療システムにおいて、テンプレート画像が透視X線画像であることを特徴とする。
また、請求項3記載の放射線治療システムは、請求項1記載の放射線治療システムにおいて、テンプレート画像がコンピュータ断層画像から算出されたデジタル再構成画像であることを特徴とする。
また、請求項4記載の放射線治療システムは、請求項1記載の放射線治療システムにおいて、体表面の動き情報として呼吸位相情報を採用し、予め定めた所定の呼吸位相時を治療用放射線の照射タイミングとして設定することを特徴とする。
また、請求項5記載の放射線治療システムは、請求項4記載の放射線治療システムにおいて、呼気時を治療用放射線の照射タイミングとして設定することを特徴とする。
また、請求項6記載の放射線治療システムは、請求項1記載の放射線治療システムにおいて、予め取得された患者の治療目標位置以外の参照位置を包含する領域のテンプレート画像を基に、治療時に取得される当該参照位置を検出するための透視X線画像の各フレーム内をパターンマッチング処理することで得られる当該参照位置情報が、テンプレート画像に基づく当該参照位置情報に対して所定の誤差範囲内にあることを、治療用放射線を照射するための信号を生成せしめる必要条件として付加することを特徴とする。
また、請求項7記載の放射線治療システムは、請求項1記載の放射線治療システムにおいて、体表面の動き情報に基づいて設定した治療用放射線の照射タイミングである際、透視X線画像取得用X線を照射するための信号を生成せしめ、これ以外の際は照射を停止するための信号を生成せしめることで、これらの信号に基づいて透視X線画像取得用X線の照射の制御を行うことを特徴とする。
B 呼吸位相信号
C パターンマッチング処理により検出された治療目標位置情報
D 加速器へのゲート信号の生成パターン
1 テンプレート画像に基づく治療目標位置情報
2 パターンマッチング処理することで最適と判定された治療目標位置情報
3 同、頭尾方向の位置情報
4 同、左右方向の位置情報
Claims (7)
- 予め取得された患者の治療目標位置を包含する領域のテンプレート画像を基に、治療時に取得される治療目標位置を検出するための透視X線画像の各フレーム内をパターンマッチング処理することで得られる治療目標位置情報が、テンプレート画像に基づく治療目標位置情報に対して所定の誤差範囲内にあり、かつ、体表面の動き情報に基づいて設定した治療用放射線の照射タイミングである際、治療用放射線を照射するための信号を生成せしめ、これ以外の際は照射を停止するための信号を生成せしめることで、これらの信号に基づいて治療用放射線の照射の制御を行うことを特徴とする放射線治療システム。
- テンプレート画像が透視X線画像であることを特徴とする請求項1記載の放射線治療システム。
- テンプレート画像がコンピュータ断層画像から算出されたデジタル再構成画像であることを特徴とする請求項1記載の放射線治療システム。
- 体表面の動き情報として呼吸位相情報を採用し、予め定めた所定の呼吸位相時を治療用放射線の照射タイミングとして設定することを特徴とする請求項1記載の放射線治療システム。
- 呼気時を治療用放射線の照射タイミングとして設定することを特徴とする請求項4記載の放射線治療システム。
- 予め取得された患者の治療目標位置以外の参照位置を包含する領域のテンプレート画像を基に、治療時に取得される当該参照位置を検出するための透視X線画像の各フレーム内をパターンマッチング処理することで得られる当該参照位置情報が、テンプレート画像に基づく当該参照位置情報に対して所定の誤差範囲内にあることを、治療用放射線を照射するための信号を生成せしめる必要条件として付加することを特徴とする請求項1記載の放射線治療システム。
- 体表面の動き情報に基づいて設定した治療用放射線の照射タイミングである際、透視X線画像取得用X線を照射するための信号を生成せしめ、これ以外の際は照射を停止するための信号を生成せしめることで、これらの信号に基づいて透視X線画像取得用X線の照射の制御を行うことを特徴とする請求項1記載の放射線治療システム。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010537799A JP5610441B2 (ja) | 2008-11-12 | 2009-11-12 | 放射線治療システム |
| US13/127,784 US8611496B2 (en) | 2008-11-12 | 2009-11-12 | Radiation treatment system |
| EP09826128.2A EP2357022A4 (en) | 2008-11-12 | 2009-11-12 | RADIATION TREATMENT SYSTEM |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008289514 | 2008-11-12 | ||
| JP2008-289514 | 2008-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2010055881A1 true WO2010055881A1 (ja) | 2010-05-20 |
Family
ID=42170012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2009/069271 Ceased WO2010055881A1 (ja) | 2008-11-12 | 2009-11-12 | 放射線治療システム |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8611496B2 (ja) |
| EP (1) | EP2357022A4 (ja) |
| JP (1) | JP5610441B2 (ja) |
| WO (1) | WO2010055881A1 (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101497436B1 (ko) * | 2013-01-15 | 2015-03-02 | 주식회사 인피니트헬스케어 | 환자의 호흡 패턴에 기반한 방사선 치료 방법 및 그 장치 |
| JP2018079011A (ja) * | 2016-11-15 | 2018-05-24 | 株式会社島津製作所 | X線透視方法およびx線透視装置 |
| JP2018089065A (ja) * | 2016-12-01 | 2018-06-14 | 株式会社島津製作所 | X線透視装置 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10376308B2 (en) | 2015-02-05 | 2019-08-13 | Axon Therapies, Inc. | Devices and methods for treatment of heart failure by splanchnic nerve ablation |
| US10207110B1 (en) | 2015-10-13 | 2019-02-19 | Axon Therapies, Inc. | Devices and methods for treatment of heart failure via electrical modulation of a splanchnic nerve |
| CN109843160B (zh) | 2016-07-29 | 2022-04-15 | 阿克松疗法公司 | 通过脏神经消融术治疗心脏衰竭的装置、系统和方法 |
| JP6746435B2 (ja) * | 2016-08-25 | 2020-08-26 | 株式会社東芝 | 医用画像処理装置、治療システム、および医用画像処理プログラム |
| JP6670509B2 (ja) * | 2017-01-20 | 2020-03-25 | 台達電子工業股▲ふん▼有限公司Delta Electronics,Inc. | コンピュータ断層撮像システムの造影方法 |
| JP6984908B2 (ja) * | 2017-03-03 | 2021-12-22 | 国立大学法人 筑波大学 | 対象追跡装置 |
| WO2019118976A1 (en) | 2017-12-17 | 2019-06-20 | Axon Therapies, Inc. | Methods and devices for endovascular ablation of a splanchnic nerve |
| JP7298835B2 (ja) | 2017-12-20 | 2023-06-27 | 国立研究開発法人量子科学技術研究開発機構 | 医用装置、医用装置の制御方法、およびプログラム |
| EP4406567A3 (en) | 2018-01-26 | 2024-10-09 | Axon Therapies, Inc. | Methods and devices for endovascular ablation of a splanchnic nerve |
| WO2020257763A1 (en) | 2019-06-20 | 2020-12-24 | Axon Therapies, Inc. | Methods and devices for endovascular ablation of a splanchnic nerve |
| WO2021146724A1 (en) | 2020-01-17 | 2021-07-22 | Axon Therapies, Inc. | Methods and devices for endovascular ablation of a splanchnic nerve |
| US11839777B2 (en) * | 2020-09-21 | 2023-12-12 | Shanghai United Imaging Healthcare Co., Ltd. | Medical systems including a positioning lamp and a projection device and control methods of the medical systems |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000167072A (ja) | 1998-12-03 | 2000-06-20 | Mitsubishi Electric Corp | 動体追跡照射装置 |
| JP2001161839A (ja) * | 1999-12-09 | 2001-06-19 | Mitsubishi Electric Corp | ビーム照射治療装置 |
| JP2007503926A (ja) * | 2003-09-05 | 2007-03-01 | バリアン・メディカル・システムズ・テクノロジーズ・インコーポレイテッド | 医療処置をゲーティングするための装置及び方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5394452A (en) * | 1992-03-19 | 1995-02-28 | Wisconsin Alumni Research Foundation | Verification system for radiation therapy |
| ATE265253T1 (de) * | 1998-10-23 | 2004-05-15 | Varian Med Sys Inc | Verfahren und system zur physiologischen steuerung von radiotherapie |
| US6778850B1 (en) * | 1999-03-16 | 2004-08-17 | Accuray, Inc. | Frameless radiosurgery treatment system and method |
| JP3643573B2 (ja) * | 2002-06-05 | 2005-04-27 | 安西メディカル株式会社 | 放射線照射同期信号生成装置 |
| US8989349B2 (en) * | 2004-09-30 | 2015-03-24 | Accuray, Inc. | Dynamic tracking of moving targets |
-
2009
- 2009-11-12 EP EP09826128.2A patent/EP2357022A4/en not_active Withdrawn
- 2009-11-12 US US13/127,784 patent/US8611496B2/en active Active
- 2009-11-12 JP JP2010537799A patent/JP5610441B2/ja active Active
- 2009-11-12 WO PCT/JP2009/069271 patent/WO2010055881A1/ja not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000167072A (ja) | 1998-12-03 | 2000-06-20 | Mitsubishi Electric Corp | 動体追跡照射装置 |
| JP2001161839A (ja) * | 1999-12-09 | 2001-06-19 | Mitsubishi Electric Corp | ビーム照射治療装置 |
| JP2007503926A (ja) * | 2003-09-05 | 2007-03-01 | バリアン・メディカル・システムズ・テクノロジーズ・インコーポレイテッド | 医療処置をゲーティングするための装置及び方法 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101497436B1 (ko) * | 2013-01-15 | 2015-03-02 | 주식회사 인피니트헬스케어 | 환자의 호흡 패턴에 기반한 방사선 치료 방법 및 그 장치 |
| JP2018079011A (ja) * | 2016-11-15 | 2018-05-24 | 株式会社島津製作所 | X線透視方法およびx線透視装置 |
| JP2018089065A (ja) * | 2016-12-01 | 2018-06-14 | 株式会社島津製作所 | X線透視装置 |
| US10702713B2 (en) | 2016-12-01 | 2020-07-07 | Shimadzu Corporation | X-ray fluoroscopic apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5610441B2 (ja) | 2014-10-22 |
| EP2357022A1 (en) | 2011-08-17 |
| EP2357022A4 (en) | 2014-01-08 |
| US20110249797A1 (en) | 2011-10-13 |
| JPWO2010055881A1 (ja) | 2012-04-12 |
| US8611496B2 (en) | 2013-12-17 |
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