JP4002985B2 - 増殖性組織を治療するための二重壁バルーン・カテーテル - Google Patents
増殖性組織を治療するための二重壁バルーン・カテーテル Download PDFInfo
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- JP4002985B2 JP4002985B2 JP2005297129A JP2005297129A JP4002985B2 JP 4002985 B2 JP4002985 B2 JP 4002985B2 JP 2005297129 A JP2005297129 A JP 2005297129A JP 2005297129 A JP2005297129 A JP 2005297129A JP 4002985 B2 JP4002985 B2 JP 4002985B2
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- Prior art keywords
- radiation
- radioactive
- radionuclide
- space volume
- inner space
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- Expired - Fee Related
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Classifications
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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
- A61N5/1001—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy using radiation sources introduced into or applied onto the body; brachytherapy
- A61N5/1014—Intracavitary radiation therapy
- A61N5/1015—Treatment of resected cavities created by surgery, e.g. lumpectomy
-
- 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
- A61N5/1001—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy using radiation sources introduced into or applied onto the body; brachytherapy
- A61N2005/1019—Sources therefor
- A61N2005/1021—Radioactive fluid
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgery (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (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)
- Media Introduction/Drainage Providing Device (AREA)
Description
12 管状本体部材
14 第1内腔
16 第2内腔
18 近位ポート
20 近位ポート
22 成形プラスチック・ハブ
24 膨張ポート
26 膨張ポート
28 遠位端
30 内側室
32 壁
34 チャンバ
36 外側ポリマー膜壁
38 縁部
40 プロット
42 プロット
Claims (8)
- ある身体位置に放射性放射物を均一の放射線プロファイルで送達するための装置であって、
(a)近位端と遠位端を有するカテーテル本体部材と、
(b)カテーテル本体部材の遠位端の近くに配置されかつ放射線透過壁によって画定される閉じた内側チャンバをなす内側空間体積部と、
(c)本体部材の遠位端の近くに配置された放射線透過壁によって、前記内側空間体積部と放射線透過壁との間に一定の所定間隔を設けて、前記内側空間体積部を取り囲む位置関係で画定された、閉じた外側膨張性チャンバと、
(d)所望の複合放射線プロファイルを提供するために、内側空間体積部内部の所定の位置に配置された複数の放射性固体粒子を含む放射線核種を含む物質と、
(e)外側チャンバに配置され、放射線核種を含む内側空間体積部からの放射性放射を組織目標に送達させることができるように径方向吸収線量プロファイルを均一にする放射線減衰物質とを含み、
前記内側チャンバおよび外側チャンバが非球形で同心である装置。 - 放射線減衰物質が水、およびX線造影剤から成るグループから選択される請求項1に記載の装置。
- 放射性核種が流体状である請求項1に記載の装置。
- 放射性核種がヨウ素の同位体を含む請求項3に記載の装置。
- 放射性核種が固体同位体の粒子を含む流体のスラリーである請求項1に記載の装置。
- 内側チャンバが放射性物質を含む請求項1に記載の装置。
- 放射性物質が流体である請求項6に記載の装置。
- 放射性物質が固体である請求項6に記載の装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/900,021 US5913813A (en) | 1997-07-24 | 1997-07-24 | Double-wall balloon catheter for treatment of proliferative tissue |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000503899A Division JP3920568B2 (ja) | 1997-07-24 | 1998-06-22 | 増殖性組織を治療するための二重壁バルーン・カテーテル |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006026443A JP2006026443A (ja) | 2006-02-02 |
JP4002985B2 true JP4002985B2 (ja) | 2007-11-07 |
Family
ID=25411864
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000503899A Expired - Fee Related JP3920568B2 (ja) | 1997-07-24 | 1998-06-22 | 増殖性組織を治療するための二重壁バルーン・カテーテル |
JP2005297129A Expired - Fee Related JP4002985B2 (ja) | 1997-07-24 | 2005-10-12 | 増殖性組織を治療するための二重壁バルーン・カテーテル |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000503899A Expired - Fee Related JP3920568B2 (ja) | 1997-07-24 | 1998-06-22 | 増殖性組織を治療するための二重壁バルーン・カテーテル |
Country Status (8)
Country | Link |
---|---|
US (2) | US5913813A (ja) |
EP (1) | EP0998330B1 (ja) |
JP (2) | JP3920568B2 (ja) |
AT (1) | ATE432108T1 (ja) |
AU (1) | AU8159398A (ja) |
CA (1) | CA2296430C (ja) |
DE (1) | DE69840849D1 (ja) |
WO (1) | WO1999004856A1 (ja) |
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- 1997-07-24 US US08/900,021 patent/US5913813A/en not_active Expired - Lifetime
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1998
- 1998-06-22 CA CA002296430A patent/CA2296430C/en not_active Expired - Fee Related
- 1998-06-22 AT AT98931470T patent/ATE432108T1/de not_active IP Right Cessation
- 1998-06-22 EP EP98931470A patent/EP0998330B1/en not_active Expired - Lifetime
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- 1998-06-22 JP JP2000503899A patent/JP3920568B2/ja not_active Expired - Fee Related
- 1998-06-22 DE DE69840849T patent/DE69840849D1/de not_active Expired - Lifetime
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1999
- 1999-04-15 US US09/293,524 patent/US6413204B1/en not_active Expired - Lifetime
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ATE432108T1 (de) | 2009-06-15 |
JP3920568B2 (ja) | 2007-05-30 |
JP2006026443A (ja) | 2006-02-02 |
DE69840849D1 (de) | 2009-07-09 |
US6413204B1 (en) | 2002-07-02 |
US5913813A (en) | 1999-06-22 |
CA2296430A1 (en) | 1999-02-04 |
AU8159398A (en) | 1999-02-16 |
CA2296430C (en) | 2004-06-15 |
WO1999004856A1 (en) | 1999-02-04 |
EP0998330A4 (en) | 2006-11-15 |
JP2001510716A (ja) | 2001-08-07 |
EP0998330A1 (en) | 2000-05-10 |
EP0998330B1 (en) | 2009-05-27 |
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