JP2009537187A - 心臓の幾何学的形状を変更するシステムおよび方法 - Google Patents
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Abstract
Description
10 弁輪形成用リング
10a 上側
10b 下側
11 上側に位置する開口
12、13 下側に位置する少なくとも1つの開口
14 周方向チャネル
21、22、23、24 弁輪−乳頭張力部材
21a 第1の端部
21b 第2の端部
22a 第1の端部
22b 第2の端部
23a 第1の端部
23b 第2の端部
24a 第1の端部
24b 第2の端部
25 乳頭間張力部材
25a 第1の端部
25b 第2の端部
26 突通し手段
30 第1の組の乳頭アンカ
31 第1の乳頭間アンカ
32 第2の乳頭間アンカ
35 心房アンカ
40 弁輪形成用リング固定システム
41 管状延長部
42 円形切刃
43 栓部材
45 栓部材の円錐部分
50 切断する手段
100 心臓
110 心室
111 心室の外壁
150 心房
151 心房の外壁
151a 心房の外側面
170 乳頭筋
170b 心室の外側面
171 乳頭筋
180 弁輪
201 心臓の幾何学的形状を変更するシステム
210 弁輪形成用リング
210a 上側
210b 下側
221 弁輪−乳頭張力部材
221a 第1の端部
221b 第2の端部
222 弁輪−乳頭張力部材
222a 第1の端部
222b 第2の端部
223 弁輪−乳頭張力部材
223a 第1の端部
223b 第2の端部
224 弁輪−乳頭張力部材
224a 第1の端部
224b 第2の端部
225 乳頭間張力部材
225a 第1の端部
225b 第2の端部
230 第1の組の乳頭アンカ
237 第3の乳頭アンカ
238 第4の乳頭アンカ
310 張力部材ハブ
311 貫通穴
312 1組のチャネル
313 1組のチャネル
330 固締部品
340 締結手段
350 締結手段
400 締付け器具
Claims (23)
- 心臓(100)の幾何学的形状を変更するシステム(1)であって、
− 前記心臓(100)の弁輪(180)の幾何学的形状を支持し、前記弁輪(180)に装着可能であり、上側(10a)および下側(10b)を有する弁輪形成用リング(10)と、
− 1組の細長い弁輪−乳頭張力部材(21、22、23、24)であって、前記張力部材のそれぞれが、前記弁輪形成用リング(10)と前記心臓(100)の乳頭筋(170、171)との間にリンクを形成するように適合され、前記張力部材(21、22、23、24)のそれぞれが第1の端部(21a、22a、23a、24a)および第2の端部(21b、22b、23b、24b)を有する、1組の細長い弁輪−乳頭張力部材と、
− 前記弁輪−乳頭張力部材(21、22、23、24)の前記第2の端部(21b、22b、23b、24b)のそれぞれを前記乳頭筋(170、171)に連結する第1の組の乳頭アンカ(30)と、を備え、
前記弁輪形成用リング(10)は、前記下側(10b)に位置する少なくとも1つの開口(12、13)と前記上側(10a)に位置する少なくとも1つの開口(11)とを有し、前記弁輪−乳頭張力部材(21、22、23、24)のそれぞれは、前記弁輪(180)と前記乳頭筋(170、171)との間の各リンクの間隔が、前記心臓(100)の外部の位置から調整可能であるように、前記開口(11、12、13)を介して前記弁輪形成用リング(10)を通り、前記心臓(100)の心房(150)を貫いて前記心房(150)の外壁(151)の外側面(151a)に延在可能であることを特徴とするシステム(1)。 - 前記システムは、
− 前記乳頭筋(170)間にリンクを形成し、第1の端部(25a)および第2の端部(25b)を有する乳頭間張力部材(25)と、
− 前記乳頭間張力部材(25)の前記第2の端部(25b)を乳頭筋(170)に取り付ける第1の乳頭間アンカ(31)と、
− 前記乳頭間張力部材(25)の前記第1の端部(25a)が貫通可能な第2の乳頭間アンカ(32)と、をさらに備え、
前記乳頭間張力部材(25)はさらに、前記乳頭筋(170、171)間の前記乳頭間リンクの間隔が、前記心臓(100)の外部の位置から調整可能であるように、前記心臓の心室(110)を貫いて、前記開口(11、12、13)を介して前記弁輪形成用リング(10)を通り、前記心臓(100)の心房(150)を貫いて前記心房(150)の外壁(151)の外側面(151a)に延在可能であることを特徴とする、請求項1に記載のシステム(1)。 - 少なくとも1つの周方向チャネル(14)が前記弁輪形成用リング(10)の内側に形成され、かつ単一の開口(11)が前記弁輪形成用リング(10)の前記上側(10a)の中に形成され、前記チャネルは、前記張力部材(21、22、23、24、25)が、前記チャネルを介して前記下側(10b)の前記開口(12、13)を通り、かつ前記上側(10a)の前記開口(11)を通って延在可能であるように、前記弁輪形成用リング(10)の前記上側(10a)の前記開口(11)と前記下側(10b)の少なくとも1つの開口(12、13)とに連通することを特徴とする、請求項1または2に記載のシステム(1)。
- 前記第1の組の乳頭アンカ(30)の少なくとも1つのアンカが、乳頭筋(170、171)の上に取り付けられるように適合されることを特徴とする、請求項1から3のいずれか一項に記載のシステム(1)。
- 前記第1の組のアンカ(30)の少なくとも1つのアンカが、前記心臓(100)の心室(110)の外壁(111)の外側面(170b)に取り付けられるように適合され、かつ前記張力部材は乳頭筋(170)を貫いて延在可能であるように適合されることを特徴とする、請求項1から4のいずれか一項に記載のシステム(1)。
- 前記弁輪−乳頭張力部材(21、22、23、24)および/または前記乳頭間張力部材(25)の少なくとも1つの第2の端部(21b、22b、23b、24b、25b)には突通し手段(26)が設けられることを特徴とする、請求項5に記載のシステム(1)。
- 前記弁輪形成用リング(10)には、前記弁輪形成用リング(10)を前記弁輪(180)の前記上側(180a)に取り付ける一体型装着手段が設けられることを特徴とする、請求項1から6のいずれか一項に記載のシステム(1)。
- 前記システムは、前記弁輪−乳頭張力部材(21、22、23、24)および前記乳頭間張力部材(25)の前記第1の端部(21a、22a、23a、24a、25a)を前記心房(150)の前記外壁(151)で繋止する心房アンカ(35)をさらに備えることを特徴とする、請求項1から7のいずれか一項に記載のシステム(1)。
- 前記システム1は、前記弁輪−乳頭張力部材(21、22、23、24)および/または前記乳頭間張力部材(25)の一部(21c、22c、23c、24c、25c)を前記弁輪形成用リング(10)の前記心房側(10a)でかつ前記心房側から、前記弁輪形成用リング(10)に取り付ける弁輪形成用リング固定システム(40)をさらに備えることを特徴とする、請求項1から7のいずれか一項に記載のシステム(1)。
- 前記弁輪形成用リング固定システム(40)は、前記張力部材(21、22、23、24、25)を前記弁輪形成用リング(10)の管状延長部(41)と栓部材(43)との間に固定するように適合されることを特徴とする、請求項9に記載のシステム(1)。
- 前記弁輪形成用リング固定システム(40)は、前記栓部材(43)の円錐部分(45)と協働するように適合された、前記弁輪形成用リング(10)の前記上側(10a)の前記弁輪形成用リングの前記管状延長部(41)の中に形成された円形切刃(42)を備えることを特徴とする、請求項10に記載のシステム(1)。
- 前記システム(1)には、調整されるときに前記弁輪−乳頭張力部材(21、22、23、24)および/または前記乳頭間張力部材(25)を切断する手段(50)がさらに設けられ、前記切断する手段は補助器具400上に設けられることを特徴とする、請求項9から10のいずれかに記載のシステム(1)。
- 心臓(100)の幾何学的形状を変更するシステム(201)であって、
− 前記心臓(100)の弁輪(180)の幾何学的形状を支持し、前記弁輪(180)に装着可能であり、上側(210a)および下側(210b)を有する弁輪形成用リング(210)と、
− 1組の細長い弁輪−乳頭張力部材(221、222、223、224)であって、前記張力部材のそれぞれが、前記弁輪形成用リング(210)と前記心臓(100)の乳頭筋(170、171)との間にリンクを形成するように適合され、前記張力部材(221、222、223、224)のそれぞれが、第1の端部(221a、222a、223a、224a)および第2の端部(221b、222b、223b、224b)を有する、1組の細長い弁輪−乳頭張力部材と、
− 前記弁輪−乳頭張力部材(221、222、223、224)のそれぞれを前記乳頭筋(170、171)に連結する第1の組の乳頭アンカ(230)と、備え、
各張力部材の前記第1の端部(221a、222a、223a、224a)が前記弁輪形成用リング(210)に取り付けられており、
前記弁輪−乳頭張力部材(221、222、223、224)のそれぞれの前記第2の端部(221b、222b、223b、224b)は、乳頭筋(170、171)を貫いて、前記心臓(100)の心室(110)の外壁(111)の外側面(170b)に延在可能であり、前記弁輪−乳頭張力部材(221、222、223、224)の前記第2の端部(221b、222b、223b、224b)のそれぞれを前記乳頭筋(170、171)に調整可能に連結する第1の組の乳頭アンカ(230)に延在可能であることを特徴とするシステム(210)。 - 前記システムは、各乳頭筋(170、171)に1つのアンカ(230)を有することを特徴とする、請求項13に記載のシステム(201)。
- 各アンカ(230)は、前記弁輪−乳頭張力部材(221、222、223、224)の前記第2の端部(221b、222b、223b、224b)のそれぞれを個々に取り付ける手段を有することを特徴とする、請求項13または14に記載のシステム。
- 前記システムは、
− 前記乳頭筋(170)間にリンクを形成し、第1の端部(225a)および第2の端部(225b)を有する乳頭間張力部材(225)と、
− 前記乳頭間張力部材(225)の前記第1の端部(225a)を乳頭筋(170)に取り付ける第3の乳頭アンカ(237)と、
− 前記乳頭間張力部材(225)の前記第2の端部(225b)が貫通可能である第4の乳頭アンカ(238)と、をさらに備え、
前記乳頭間張力部材(225)はさらに、前記乳頭筋(170、171)間の前記乳頭間リンクの間隔が、前記心臓(100)の外部の位置から調整可能であるように、前記心臓(100)の乳頭筋(171)を貫いて延在可能であることを特徴とする、請求項13に記載のシステム(201)。 - 前記乳頭間張力部材(225)の前記第2の端部(225b)は前記第1の組のアンカ(230)の1つのアンカに取付け可能であり、かつ該アンカ(230)は、前記乳頭間張力部材(225)の前記第2の端部(225b)を個々に固定する手段を有することを特徴とする、請求項16に記載のシステム(1)。
- 心臓(100)の弁輪(180)の幾何学的形状を支持し、前記弁輪(180)に装着可能であり、上側(10a)および下側(10b)を有する弁輪形成用リング(10)において、前記弁輪形成用リング(10)は、前記下側(10b)に位置する少なくとも1つの開口(12、13)と前記上側(10a)に位置する少なくとも1つの開口(11)とを有し、1組の張力部材(21、22、23、24、25)が前記開口(11、12、13)を介して前記弁輪形成用リング(10)を通って延在可能であることを特徴とする弁輪形成用リング(10)。
- 前記弁輪形成用リングは、前記弁輪形成用リング(10)の周囲に沿って形成されたチャネル(14、312)をさらに備え、前記チャネルは、前記上側(10a)に位置する上部開口(11)を前記下側(10b)に位置する少なくとも1つの開口(12、13)に連結し、前記上部(11)および下部(12、13)開口は、前記弁輪形成用リング(10)の周囲上で相互に正反対に位置決めされる、請求項18に記載の弁輪形成用リング(10)。
- 前記弁輪形成用リングは、1組のチャネル(312、313)を介して1組の下部開口に連通する1組の上部開口(11)を有する張力部材ハブ(310)をさらに備え、1組の張力部材(21、22、23、24、25)は、前記ハブ(310)で前記弁輪形成用リング(10)に固締されうる、請求項19に記載の弁輪形成用リング(10)。
- 前記ハブ(310)は、貫通穴(311)と、張力部材(21、22、23、24、25)を固締/固定する、前記貫通穴(311)の中に取り付けられた固締部品(330)と、前記固締部品(330)を前記ハブ(310)の前記貫通穴(311)に固締/固定する締結手段(340、350)とを備える、請求項20に記載の弁輪形成用リング(10)。
- 請求項18から21のいずれか一項に記載の前記弁輪形成用リングを備える、請求項1または2に記載のシステム(1)。
- 張力部材(21、22、23、24、25)を固締/固定するために、前記締結部材(340)を締結する締付け器具(400)をさらに備える、請求項22に記載のシステム(1)。
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ATE499074T1 (de) | 2011-03-15 |
EP2029053A1 (en) | 2009-03-04 |
US8591576B2 (en) | 2013-11-26 |
WO2007131513A1 (en) | 2007-11-22 |
EP2029053B1 (en) | 2011-02-23 |
US20140081393A1 (en) | 2014-03-20 |
DE602007012691D1 (de) | 2011-04-07 |
CA2677968C (en) | 2014-07-08 |
CA2677968A1 (en) | 2007-11-22 |
US20100063586A1 (en) | 2010-03-11 |
CN101489503B (zh) | 2012-01-11 |
JP5258754B2 (ja) | 2013-08-07 |
US20120143323A1 (en) | 2012-06-07 |
US9078752B2 (en) | 2015-07-14 |
US8142495B2 (en) | 2012-03-27 |
CN101489503A (zh) | 2009-07-22 |
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