JP2007526021A5 - - Google Patents

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JP2007526021A5
JP2007526021A5 JP2006536853A JP2006536853A JP2007526021A5 JP 2007526021 A5 JP2007526021 A5 JP 2007526021A5 JP 2006536853 A JP2006536853 A JP 2006536853A JP 2006536853 A JP2006536853 A JP 2006536853A JP 2007526021 A5 JP2007526021 A5 JP 2007526021A5
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anchor
tether
myocardial
attachment system
lead
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JP2006536853A
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JP2007526021A (ja
JP4620679B2 (ja
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Priority claimed from PCT/US2004/035172 external-priority patent/WO2005039691A1/en
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Claims (12)

  1. 患者の心臓(12)の心筋(32)にリードの遠位端部を固定する心筋リード取付けシステム(10)であって:
    前記取付けシステム(10)は、アンカ(44)と前記アンカに結合されたテザー(45)と、前記テザーがトラクトを通って前記アンカ(44)から近位に延びるように前記アンカ(44)を受け、近位入口部位から遠位出口部位まで心臓のトラクトを通して前記アンカを進める搬送機器(50)とから構成され;
    前記搬送機器(50)は、遠位先端(60)と、この遠位先端(60)の近くに位置し且アンカ(44)を受けとるようにサイズ決めされたネスト(62)とを具備した針(58)を有すると共に、前記アンカ(44)を前記ネスト(62)から押し出す押し出し機構(66)とから構成され;
    前記ネスト(62)には針管腔(59)に対して開いている細長いスロットが設けられていることを特徴としたシステム。
  2. 前記押出し機構は、前記アンカ(44)を前記ネスト(62)から押し出すためのアクチェータ(84)をさらに備えることを特徴とする請求項1に記載の心筋リード取付けシステム。
  3. 近位端部、遠位端部、前記テザー(45,1045,1112,1208,1308,1412,2106,2146,3045,4045)を受けるための管腔(1043,1110,1214,2146,1310,1410,2155,3052,4043)を有するリード本体(36,1036,1102,1204,1304,1402,2102,2142,3036,4036)をさらに備えることを特徴とする請求項1に記載の心筋リード取付けシステム。
  4. 前記リード本体(4036)とは別であり、前記リード本体(4036)の前記遠位端部(4042)に隣接して配置される先細り先端(4054)をさらに備え、その先端(4054)は、前記テザー(4045)を受けるために長手方向のスルー・ホール(4056)を有することを特徴とする請求項3に記載の心筋リード取付けシステム。
  5. 前記先細り先端(4054)は、溶解可能材料で形成されることを特徴とする請求項4に記載の心筋リード取付けシステム。
  6. 前記先細り先端(4054)は、治療薬品溶出材料で形成されることを特徴とする請求項4に記載の心筋リード取付けシステム。
  7. 前記リード本体(4036)の前記遠位端部(4042)において固定機構(4062)をさらに備え、前記固定機構は、埋込み中、第1位置に畳まれており、埋込み後、第2位置に展開するように適合されることを特徴とする請求項3に記載の心筋リード取付けシステム。
  8. 前記テザー(45,1045,1112,1208,1308,1412,2106,2146,3045,4045)または前記アンカ(44)のどちらかは、生吸収性または生分解性のポリマーで形成され、前記リード本体(36,1036,1102,1204,1304,1402,2102,2142,3036,4036)の部分の回りに瘢痕組織が形成されるのを促進するために、前記リード本体(36,1036,1102,1204,1304,1402,2102,2142,3036,4036)の一部の上に形成された表面形態をさらに備えることを特徴とする請求項3に記載の心筋リード取付けシステム。
  9. 前記テザー(1045,4045)の上のロック構造(1048,4060)と、
    前記管腔(1110,4043)におけるロック・ハウジングであって、前記ロック構造は、ロック・ハウジング(1049,4061)と嵌合し、近位方向または遠位方向において前記テザー(1045,4045)に対して前記リード本体(1036,4036)の動きを制約する、ロック・ハウジング(1049,4061)をさらに備えることを特徴とする請求項3に記載の心筋リード取付けシステム。
  10. 前記ロック・ハウジング(1049,4061)に近接して前記テザー(1308)を前記リード本体(1304)に係合させる近位ロック(1312)をさらに備え、前記近位ロック(1312)は、前記リード本体(1304)の前記近位端部に摩擦係合して前記テザーを固定するために、前記テザー(1308)の上に形成された第2ロック構造を備える請求項9に記載の心筋リード取付けシステム。
  11. 前記ネストは前記デザー(45)を受け入れるためのデザースロット(78)を備えることを特徴とする請求項1に記載の心筋リード取付けシステム。
  12. 前記ネスト(62)は傾斜(76)を備え、前記アンカ(44)を傾斜し、前記傾斜(76)の上に載り前記ネスト(62)の外に出るようになっていることを特徴とする請求項1に記載の心筋リード取付けシステム。
JP2006536853A 2003-10-24 2004-10-22 心筋リード取付けシステム Expired - Fee Related JP4620679B2 (ja)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US51403903P 2003-10-24 2003-10-24
US51403803P 2003-10-24 2003-10-24
US51414603P 2003-10-24 2003-10-24
US51403703P 2003-10-24 2003-10-24
US51404203P 2003-10-24 2003-10-24
US51466503P 2003-10-27 2003-10-27
US51471303P 2003-10-27 2003-10-27
US51471403P 2003-10-27 2003-10-27
PCT/US2004/035172 WO2005039691A1 (en) 2003-10-24 2004-10-22 Myocardial lead attachment system

Publications (3)

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JP2007526021A JP2007526021A (ja) 2007-09-13
JP2007526021A5 true JP2007526021A5 (ja) 2007-12-06
JP4620679B2 JP4620679B2 (ja) 2011-01-26

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JP2006536853A Expired - Fee Related JP4620679B2 (ja) 2003-10-24 2004-10-22 心筋リード取付けシステム

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US (5) US20050113901A1 (ja)
EP (1) EP1682215B1 (ja)
JP (1) JP4620679B2 (ja)
AT (1) ATE418357T1 (ja)
DE (1) DE602004018673D1 (ja)
WO (1) WO2005039691A1 (ja)

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