JP2001527440A - 心筋貫通性直接的冠血管再形成のための方法及び装置 - Google Patents
心筋貫通性直接的冠血管再形成のための方法及び装置Info
- Publication number
- JP2001527440A JP2001527440A JP54416098A JP54416098A JP2001527440A JP 2001527440 A JP2001527440 A JP 2001527440A JP 54416098 A JP54416098 A JP 54416098A JP 54416098 A JP54416098 A JP 54416098A JP 2001527440 A JP2001527440 A JP 2001527440A
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- JP
- Japan
- Prior art keywords
- coronary
- passage
- myocardial
- blood
- blood flow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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- A61F2220/00—Fixations or connections for prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2220/0008—Fixation appliances for connecting prostheses to the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0074—Dynamic characteristics of the catheter tip, e.g. openable, closable, expandable or deformable
- A61M25/0075—Valve means
- A61M2025/0076—Unidirectional valves
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/1052—Balloon catheters with special features or adapted for special applications for temporarily occluding a vessel for isolating a sector
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/22—Valves or arrangement of valves
- A61M39/24—Check- or non-return valves
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 心筋貫通冠血管再形成の方法であって、 a)心臓のチャンバーと冠静脈の間に心筋貫通血流通路を作出すること; の段階を含むことを特徴とする該方法。 2. 血液が逆方向に心臓のチャンバーから、心筋貫通血流通路、冠静脈の管腔 を通り、心筋の領域を灌流するように、通路を形成することを特徴とする請求項 1に記載の方法。 3. 冠静脈は冠動脈に隣接し、 b)心筋貫通血流通路の下流で、冠静脈と、隣接する冠動脈の間のフィステル連 結を形成し、血液が心臓のチャンバーから、心筋貫通血流通路、冠静脈、フィス テル連結を通り、隣接する冠動脈内に流れ、冠動脈を通る血流を増大させること ; の段階を更に含むことを特徴とする請求項1に記載の方法。 4. フィステル連結は、冠静脈から冠動脈へ延びる第2の血流通路であること を特徴とする請求項3に記載の方法。 5. b)心筋貫通血流通路の上流で、冠静脈の管腔をブロックすること; の更なる段階を更に含むことを特徴とする請求項1に記載の方法。 6. フィステル連結の下流の位置で冠静脈の管腔をブロックすること; の段階を更に含むことを特徴とする請求項3に記載の方法。 7.b)i)血流を、第1の方向に、心筋貫通血流通路を通過させる開放位置; 及び ii)血流が、逆流方向で、心筋貫通血流通路を逆流するのを防止する閉鎖位置 ; で相互に配置可能な最低1個の閉鎖部材を有する管腔内弁装置を冠静脈管腔内に 置くこと; の段階を更に含むことを特徴とする請求項1に記載の方法。 8.心筋貫通血流通路により心臓のチャンバーから冠静脈内への血流を提供し、 第1方向は心臓のチャンバーから冠静脈へ延びる方向であり、第2方向は冠静脈 から心臓のチャンバーへ延びる方向であることを特徴とする請求項7に記載の方 法。 9. 心筋貫通通路により冠静脈から心臓のチャンバーに血液が流れ、第1方向 は冠静脈から心臓のチャンバーに延びる方向であり、第2方向は心臓のチャンバ ーから冠静脈に延びる方向であることを特徴とする請求項7に記載の方法。 10. 段階bで提供される血管内弁装置は心筋貫通血流通路の下流に位置し、 c)心筋貫通血流通路の上流で冠静脈管腔をブロックすること; の段階を更に含むことを特徴とする請求項7に記載の方法。 11. 段階bで提供される血管内弁装置は心筋貫通血流通路の下流に位置し、 c)第2の血管内弁装置を、心筋貫通血流通路の上流で冠静脈管腔内に置くこと ; の段階を更に含むことを特徴とする請求項7に記載の方法。 12. c)i)血流を、灌流方向に、心筋貫通血流通路から冠静脈管腔を通さ せる開放位置,及び ii)血液が逆流方向で冠静脈から心筋貫通血流通路内に流れるのを組織弁が防 止する閉鎖位置; の間を相互に動きうる内因性組織弁を形成すること; の段階を更に含むことを特徴とする請求項1に記載の方向。 13. 心筋貫通血流通路と冠静脈の接合部に組織弁を形成することを特徴とす る請求項12に記載の方法。 14. 組織弁は、最低1個の下にある心筋組織セグメントと共に最低1個の冠 静脈セグメントを有することを特徴とする請求項13に記載の方法。 15. 収縮期血圧が心筋貫通血流通路内に生成するとき、組織弁は開放位置に 動き、その後、拡張期血圧が心筋貫通血流通路中に存在するとき、組織弁は閉鎖 位置に動くように、組織弁を形成する冠静脈の最低1個のセグメントと最低1個 の下に存在する先細の心筋組織セグメントのサイズと形状を定めることを特徴と する請求項14に記載の方法。 16. i)心筋貫通血流通路が開き、血液が心筋貫通血流通路から冠静脈内に 流れる伸長形状;及び ii)心筋貫通血流通路が実質的にブロックされ、血液が冠静脈から心筋貫通血 流通路内に逆流するのが防止される収縮形状; の間を相互に転移可能な弾性閉鎖部材を、 心筋貫通血流通路のどちらかの側で心臓組織に連結すること; の段階を更に含むことを特徴とする請求項1に記載の方法。 17. 弾性閉鎖部材は弾性材料から形成される縫合を有し、心筋貫通血流通路 の反対側で心筋組織を通り縫合されることを特徴とする請求項16に記載の方法 。 18. b)i)血流を、第1の方向に、心筋貫通血流通路を通過させる開放位 置;及び ii)血流が、第1方向とは反対の第2方向で、心筋貫通血流通路を逆流するの を防止する閉鎖位置; で相互に配置可能な心臓内弁装置を、 心筋貫通血流通路の一端に隣接する心臓のチャンバー内に置くこと; の段階を更に含むことを特徴とする請求項1に記載の方法。 19. 心筋貫通血流通路により心臓のチャンバーから冠静脈への血流が提供さ れ、第1方向は心臓のチャンバーから冠静脈へ延びる方向であり、第2方向は冠 静脈から心臓のチャンバーへ延びる方向であることを特徴とする請求項18に記 載の方法。 20. 心筋貫通血流通路により血液を冠静脈から心臓のチャンバー内に流し、 第1方向は冠静脈から心臓のチャンバーへ延びる方向であり、第2方向は心臓の チャンバーから冠静脈へ延びる方向であることを特徴とする請求項18に記載の 方法。 21. 段階bで提供される心臓内弁装置は心臓のチャンバーの壁に固定され、 心筋貫通血流通路によって心臓のチャンバー内に形成される開口部上に位置する ことを特徴とする請求項18に記載の方法。 22. 心臓内弁装置は心臓のチャンバーの壁に縫合されることを特徴とする請 求項21に記載の方法。 23. 心臓内弁装置は心臓のチャンバーの壁に接着されることを特徴とする請 求項21に記載の方法。 24. b)冠静脈内に延びる突き出しステントを心筋貫通通路内に置くこと; の段階を更に含むことを特徴とする請求項1に記載の方法。 25. 突き出しステントは被覆されていないことを特徴とする請求項24に記 載の方法。 26. 突き出しステントは少なくとも部分的に被覆されていることを特徴とす る請求項24に記載の方法。 27. 突き出しステントは、少なくとも一方向で心筋貫通通路を通る血流を、 断続的にブロックする最低1個の弁を有することを特徴とする請求項24に記載 の方法。 28. 血液が心臓のチャンバーから心筋貫通通路を通り冠静脈内に流れるよう に弁は作動するが、弁によって、血液が冠静脈から心筋貫通通路内に逆流するの が防止されることを特徴とする請求項27に記載の方法。 29. 心筋貫通性直接的冠血管再形成の方法であって、 a)心臓のチャンバーから冠血管への心筋貫通血流通路を形成すること; b)血液を心臓のチャンバーから心筋貫通血流通路を通り流れさせること;及び c)血液を冠血管内に流させること、一方、心筋貫通血流通路はその中に位置す るステントが無いままであること; の段階を含むことを特徴とする方法。 30. 血管は、 i)内因性冠動脈; ii)内因性冠静脈; iii)心臓中に形成された、内因性冠静脈と連結する人工通路; iv)心臓中に形成された、内因性冠動脈と連結する人工通路;及び v)内因性冠動脈と内因性冠静脈の間に延びる人工通路; からなる群から選択されることを特徴とする請求項29に記載の方法。 31. 冠血管は、冠動脈に隣接する内因性冠静脈であり、 d)心筋貫通血流通路の下流の位置で、冠静脈と、隣接する冠動脈の間に第2の 血流通路を形成すること; の段階を更に含むことを特徴とする請求項29に記載の方法。 32. 第2血流通路は、冠静脈と冠動脈の間に延びるフィステル管であること を特徴とする請求項31に記載の方法。 33. 血液を冠血管を通り第1流方向に流させ、 d)心筋貫通血流通路の上流である位置で冠血管の管腔をブロックすること; の更なる段階を更に含むことを特徴とする請求項29に記載の方法。 34. d)フィステル連結の下流で冠静脈管腔をブロックすること; の段階を更に含むことを特徴とする請求項31に記載の方法。 35. d)i)血流を、灌流方向で、心筋貫通血流通路から冠静脈管腔を通さ せる開放位置;及び ii)血液が、逆流方向で、冠静脈から心筋貫通血流通路内に流れるのを防止す る閉鎖位置; で相互に配置可能な最低1個の閉鎖部材を有する管腔内弁装置を、冠血管管腔内 に置くこと; の段階を更に含むことを特徴とする請求項29に記載の方法。 36. 段階Cの血管内弁装置を、心筋貫通血流通路の下流に位置させ、 e)心筋貫通血流通路の上流で冠静脈管腔をブロックすること; の段階を更に含むことを特徴とする請求項35に記載の方法。 37. c)i)血流を、第1方向で、心筋貫通血流通路から冠血管管腔を通さ せる開放位置;及び ii)血液が、第1方向とは反対の第2方向で、冠静脈から心筋貫通血流通路内 に流れるのを組織弁が防止する閉鎖位置; の間を相互に動きうる内因性組織弁を形成すること; の段階を更に含むことを特徴とする請求項29に記載の方法。 38. 心筋貫通血流通路と冠血管の接合部で組織弁を形成することを特徴とす る請求項37に記載の方法。 39. 組織弁は、心筋組織のうちで最低1個の下に存在する心筋組織セグメン トと共に、冠血管の最低1個のセグメントを有することを特徴とする請求項38 に記載の方法。 40. 収縮期血圧が心筋貫通血流通路内に生じるとき、組織弁は開放位置に動 き、その後、拡張期血圧が心筋貫通血流通路に存在するとき、組織弁は閉鎖位置 に動くように、組織弁を形成する冠血管の最低1個のセグメントと心筋組織のう ちで最低1個の下に存在する心筋組織先細セグメントのサイズと形状を定めるこ とを特徴とする請求項37に記載の方法。 41. i)血液が心筋貫通血流通路から冠静脈内に流れるように開口部が形成 される伸長形状;及び ii)開口部が実質的に閉鎖され、それによって、血液が冠静脈から心筋貫通血 流通路内に逆流するのが防止される収縮形状; の間を相互に転移可能な弾性閉鎖部材を、 心筋貫通血流通路のどちらかの側で心臓組織に連結すること; の段階を更に含むことを特徴とする請求項29に記載の方法。 42. 弾性閉鎖部材は、弾性材料から形成され、心筋貫通血流通路の反対側で 心筋組織を通過する縫合物であることを特徴とする請求項41に記載の方法。 43. b)冠血管内に延びる突き出しステントを心筋貫通通路内に置くこと; の段階を更に含むことを特徴とする請求項29に記載の方法。 44. 突き出しステントは被覆されていないことを特徴とする請求項43に記 載の方法。 45. 突き出しステントは少なくとも部分的に被覆されていることを特徴とす る請求項43に記載の方法。 46. 突き出しステントは、少なくとも一方向で心筋貫通血流通路を通る血流 を、断続的にブロックする最低1個の弁を有することを特徴とする請求項43に 記載の方法。 47. 血液が心臓のチャンバーから心筋貫通通路を通り、冠血管内に流れるよ うに弁が作動し、弁により、血液が冠静脈から心筋貫通通路内に逆流するのが防 止されることを特徴とする請求項46に記載の方法。 48. 血液が冠血管から、心臓のチャンバーから冠血管へ延びる心筋貫通血流 通路内に逆流するのを防止するように作動する管腔内弁装置であって、 円筒体を通り長手軸方向に延びる軸ボアを有する一般的な円筒体;並びに i)収縮期血液が心筋貫通血流通路から冠血管管腔を通り通過する開放位置;及 び ii)血液が冠血管管腔から心筋貫通血流通路内に逆流するのが防止される閉鎖 位置; の間で相互に動きうる、軸ボア内に位置する最低1個の閉鎖部材; を有することを特徴とする該弁装置。 49. 一般的な円筒体は最初は放射状でコンパクトな直径であり、血管構造を 通り血管内に管腔貫通的に進めることができ、次いで、円筒体が血管の廻りの壁 と接触し、かみ合う第2の放射状に拡張した直径まで拡張できることを特徴とす る請求項48に記載の弁装置。 50. 円筒体は自己拡張型であることを特徴とする請求項49に記載の弁装置 。 51. 円筒体は圧力によって拡張できることを特徴とする請求項49に記載の 弁装置。 52. 心筋貫通血流通路からの血液が側面孔を通り、弁装置の軸ボア内に流れ うるような、弁装置の円筒体に形成され、心筋貫通血流通路と連結できる側面孔 を更に有することを特徴とする請求項48に記載の弁装置。 53. 最低1個の閉鎖部材は、閉鎖位置のとき、側面孔を閉鎖し、更に心筋貫 通血流通路内の血圧の次なる増加によって閉鎖部材は開放位置に動き、それによ って、側面孔が再開放されるような形状であることを特徴とする請求項52に記 載の弁装置。 54. 最低1個の閉鎖部材は、側面孔の下流の位置で、装置の軸ボア内に位置 し、心筋貫通血流通路から装置の軸ボア内に流れる収縮期血流によって、閉鎖部 材は開放位置にされ、それによって、血流は下流方向に続き、心筋貫通血流通路 内の拡張期血圧の次なる生成によって、閉鎖部材は閉鎖位置にされ、それによっ て、血液が側面孔から出て心筋貫通血流通路内に逆流するのが防止されることを 特徴とする請求項53に記載の弁装置。 55. 側面孔の上流で、装置の軸ボアを閉鎖するブロック部材を更に有するこ とを特徴とする請求項53に記載の弁装置。 56. 側面孔の上流で、装置の軸孔を閉鎖する第2の閉鎖部材を更に有するこ とを特徴とする請求項48に記載の弁装置。 57. 装置は、血管と心筋貫通血流通路の間の接合部の下流の位置で、冠血管 内に位置し、最低1個の閉鎖部材が開放位置にあるとき、最低1個の閉鎖部材は 、軸ボアを通る灌流方向で血液が流れるのを可能とする形状であり、該閉鎖部材 が閉鎖位置であるとき、該閉鎖部材は、血液が、逆流方向で、軸ボアを通り逆流 するのを防止する形状であることを特徴とする請求項48に記載の弁装置。 58. 弁装置の一つは、心筋貫通血流通路の上流の冠血管内に位置でき、該弁 装置の他方は、心筋貫通血流通路の下流の冠血管内に位置できることを特徴とす る請求項48に記載の2個の弁装置を有するシステム。 59. 心臓のチャンバーから冠血管に延びる心筋貫通血流通路を通る血流を制 御するよう作動する心臓内弁装置であって、 弁体を通るように形成された開口部を有する弁体;並びに i)血液が第1方向で心筋貫通血流通路を通るのが可能な開放位置;及び ii)血液が、第1方向とは反対の少なくとも第2方向で心筋貫通通路を通り流 れるのが防止される閉鎖位置; の間を相互に動きうる、弁体の開口部内に位置する最低1個の閉鎖部材; を有し、弁体は心臓の壁と接触するように位置でき、弁体の開口部は心筋貫通血 流通路と連結することを特徴とする該心臓内弁装置。 60. 心臓のチャンバーの壁に対し実質的な固定位置で心臓内弁装置を保持す る手段を更に有することを特徴とする請求項59に記載の心臓内弁装置。 61. 保持手段はフックであることを特徴とする請求項60に記載の心臓内弁 装置。 62. 保持手段は縫合であることを特徴とする請求項61に記載の心臓内弁装 置。 63. 保持手段は接着剤であることを特徴とする請求項61に記載の心臓内弁 装置。 64. 保持手段は心臓とかみ合う固定用組み立て物であり、保持手段は、実質 的に固定位置で心臓内弁装置を保持するために、心臓内弁装置に力をかけること を特徴とする請求項61に記載の心臓内弁装置。 65.固定用組み立て物は、 環状保持環内に形成された孔を有する一般的な環状保持環;及び 心臓内弁装置と連結した第1端と、保持環と連結した第2端を有する最低1個の 弾性連結部材;を備え、 一般的な環状保持環は冠血管内に位置でき、環状保持環内に形成された孔は心筋 貫通通路と連結し、 弾性連結部材は、弁装置と保持環に対し十分な内向きの圧力をかけるために十分 な長さと弾性を有し、弁装置と保持環を実質的に固定位置に保持し、弁装置の孔 と保持環の孔は心筋貫通通路と連結していることを特徴とする請求項64に記載 の心臓内弁装置。 66. 心臓のチャンバーから冠血管へ延びる心筋貫通通路をステント化するた めの突き出しステント装置であって、 i)第1の直径を有する放射状に折りたたまれた形状; ii)心筋貫通通路の直径と少なくとも同じ大きさである第2の直径を有する放 射状に拡張した形状; の相互に形状を変えることができる管状体;を備え、 該突き出しステント装置は、心筋貫通通路の長さより長い長さを有し、該装置は 、心臓のチャンバーから冠血管への心筋貫通通路内に位置でき、該装置の一部は 冠血管内に突き出ることを特徴とする該装置。 67. ステント装置の管状体は自己拡張型であることを特徴とする請求項66 に記載の突き出しステント装置。 68. ステント装置の管状体は圧力によって拡張できるものであることを特徴 とする請求項66に記載の突き出しステント装置。 69. ステント装置の管状体は、金属、ポリマー材料からなる材料の群から選 択される材料から形成されることを特徴とする請求項66に記載の突き出しステ ント装置。 70. 装置はステント上に形成された管状被覆を更に有することを特徴とする 請求項66に記載の装置。 71. 管状被覆は、ポリエステル、織られたポリエステル、ポリテトラフルオ ロエチレン、膨張したポリテトラフルオロエチレン、ポリウレタン、シリコーン 、ポリカーボネート、自己組織、及び異種組織からなる材料群から選択される材 料から形成されることを特徴とする請求項70に記載の装置。 72. 管状体を通る血流を制御するために、管状体内に位置する最低1個の弁 を更に有することを特徴とする請求項66に記載の装置。 73. 冠動脈内に形成された閉塞を有する冠動脈の心筋貫通性冠血管再形成の 方法であって、 a)組織を通る介在性通路を形成するために、カテーテル体から通過できる最低 1個の組織侵入要素を有する伸長した柔軟性の該カテーテル体を含む通路形成カ テーテルを提供すること; b)通路形成カテーテルを静脈内に挿入し、カテーテルの末梢部が閉塞のある冠 動脈に隣接する冠静脈内に位置するまで、カテーテルを進めること; c)組織侵入要素が閉塞の下流部位で冠動脈に向かうように、通路形成カテーテ ルを配向すること; d)通路形成カテーテルからの組織侵入要素が、カテーテルが位置する冠静脈の 壁、冠静脈と冠動脈の間に位置する組織、冠動脈の壁を通り、閉塞の下流で冠動 脈内に入るようにし、それによって、冠動脈と冠静脈の間の動脈−静脈通路を形 成すること; e)通路形成カテーテルを動脈−静脈通路を通り、閉塞の下流で冠動脈内に入る ように進めること; f)組織侵入要素が心臓のチャンバーに向かうように、通路形成カテーテルを配 向すること; g)通路形成カテーテルからの組織侵入要素が、冠動脈壁、心筋層を通り、心臓 のチャンバー内に進むようにさせ、それによって、血液が心臓のチャンバーから 心筋貫通通路を通り閉塞の下流で冠動脈内に流れうる、その心筋貫通通路を形成 すること; h)身体から通路形成カテーテルを取り外すこと; i)段階dで形成された動脈−静脈通路を閉鎖すること; の段階を含むことを特徴とする該方法。 74. 段階iには、閉鎖装置を動脈−静脈通路内に置くことが含まれることを 特徴とする請求項73に記載の方法。 75. 段階iには、動脈−静脈通路の廻りの組織にエネルギーを適用し、動脈 −静脈通路を閉鎖することが含まれることを特徴とする請求項73に記載の方法 。 76. 動脈−静脈通路を閉鎖するために用いるエネルギーは、電気焼灼、加熱 、、高周波、及び光からなるエネルギー型の群から選択されることを特徴とする 請求項75に記載の方法。 77. 虚血性心筋症の治療方法であって、 a)血管内弁装置を提供すること; b)血管内弁装置を冠静脈内の第1の位置に移植し、冠静脈内の血圧が所定の最 大圧力を超えるときまで、該弁装置の閉鎖部材により、最低1個の冠静脈から流 出方向での血流を防止すること; の段階を含み、 該装置は、廻りの血管壁とかみ合うことができるフレームとそのフレームに搭載 された最低1個の閉鎖部材を備え;閉鎖部材は、閉鎖部材が流出方向で冠静脈を 通る血流をブロックする閉鎖位置と、血液が流出方向で冠静脈を通り流れるのを 閉鎖部材が可能にする開放位置の間で相互に動きえ;閉鎖部材は閉鎖位置に偏ら せられが、冠静脈内の血圧が所定の最大圧力を超えるとき、閉鎖部材は開放位置 に動きうる;ことを特徴とする該方法。 78. 冠静脈から心臓のチャンバーへの心筋貫通通路を形成することを更に含 み、血液が心臓のチャンバーから心筋貫通通路を通り冠静脈内に流れうるように させることを特徴とする請求項77に記載の方法。 79. 心筋通路は心臓の左心室と冠静脈の間に形成され、左心室からの酸素化 血液は心筋貫通通路を通り冠静脈内に流れることを特徴とする請求項78に記載 の方法。 80. 血管内弁装置は冠静脈洞内に移植されることを特徴とする請求項77に 記載の方法。 81. 血管内弁装置は大心臓静脈内に移植されることを特徴とする請求項77 に記載の方法。 82. 閉塞の下流部位で、閉塞冠動脈の管腔内で管腔内医学的方法を行うため の方法であって、 a)組織を通る介在性通路を形成するために、カテーテル体から通ることができ る最低1個の組織侵入要素を有する伸長した柔軟性のカテーテル体を含む通路形 成カテーテルを提供すること; b)通路形成カテーテルを冠静脈内に挿入し、カテーテルの末梢部が閉塞がある 冠動脈に隣接する冠静脈内に位置するまで、カテーテルを進めること; c)組織侵入要素が閉塞の下流部位で冠動脈に向かうように、通路形成カテーテ ルを配向すること; d)通路形成カテーテルからの組織侵入要素が、カテーテルが位置する冠静脈の 壁、冠静脈と冠動脈の間に位置する組織、冠動脈の壁を通り、閉塞の下流で冠動 脈内に入るようにし、それによって、冠動脈と冠静脈の間の動脈−静脈通路を形 成すること; e)装置を動脈−静脈通路を通り閉塞の下流で冠動脈管腔内に進め、該装置を用 い、管腔内方法を行うこと; f)動脈−静脈通路を通り、冠動脈から装置を取り外すこと;及び 段階dで形成された動脈−静脈通路を閉鎖すること; の段階を含むことを特徴とする該方法。 83. 管腔内方法は、 冠動脈の閉塞を通り通路を形成するアテレクトミー法; 冠動脈の閉塞を切除する切除法; 冠動脈内の血栓を溶解する血栓溶解法; 閉塞の下流で冠動脈の管腔にステントを置くステント法; 閉塞の下流部位で冠動脈と、別の血液含有解剖学的構造との間で血流通路を形 成し、血液は、閉塞の下流部位で冠動脈内に流れうる血管再形成法;及び 閉塞の下流で冠動脈管腔内に標的装置を位置させ、別のデバイスによる閉塞の 下流で冠動脈の標的化を容易にする標的装置配置法; からなる管腔内方法の群から選択されることを特徴とする請求項82に記載の方 法。
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2000
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2001
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2002
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JP2004501720A (ja) * | 2000-07-05 | 2004-01-22 | リチャード・アール・ホイザー | 静脈を動脈化するためのカテーテル装置および方法 |
JP4809894B2 (ja) * | 2005-07-29 | 2011-11-09 | シーブイデバイシズ リミテッド ライアビリティ カンパニー | 逆かん流カニューレを用いて血圧をコントロールする機器及び方法 |
JP2009534104A (ja) * | 2006-04-19 | 2009-09-24 | ウィリアム・エイ・クック・オーストラリア・プロプライエタリー・リミテッド | 二重に分岐したステントグラフト |
JP2012210545A (ja) * | 2006-04-19 | 2012-11-01 | William A Cook Australia Pty Ltd | ステントグラフト |
JP2010525847A (ja) * | 2007-05-01 | 2010-07-29 | ジョティロー・エンタープライジイズ・リミテッド | カテーテル |
JP2012507376A (ja) * | 2008-11-06 | 2012-03-29 | コールマン ジェイムス イー | 胃バイパスのデバイスおよび手術 |
WO2012111137A1 (ja) * | 2011-02-18 | 2012-08-23 | 株式会社パイオラックスメディカルデバイス | 腹腔-静脈シャント用ステント |
JPWO2012111137A1 (ja) * | 2011-02-18 | 2014-07-03 | 株式会社パイオラックスメディカルデバイス | 腹腔−静脈シャント用ステント |
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US20060184089A1 (en) | 2006-08-17 |
US7849860B2 (en) | 2010-12-14 |
US7159592B1 (en) | 2007-01-09 |
CA2284720A1 (en) | 1998-10-22 |
WO1998046115A2 (en) | 1998-10-22 |
CA2284720C (en) | 2006-09-12 |
WO1998046115A3 (en) | 1999-01-21 |
AU744343B2 (en) | 2002-02-21 |
EP0981295A2 (en) | 2000-03-01 |
EP0981295A4 (en) | 2005-02-02 |
AU6968698A (en) | 1998-11-11 |
US6929009B2 (en) | 2005-08-16 |
IL132195A0 (en) | 2001-03-19 |
US20020062146A1 (en) | 2002-05-23 |
US20020179098A1 (en) | 2002-12-05 |
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