JP6854239B2 - 波状構成を有する血管外植え込み型電気リード - Google Patents
波状構成を有する血管外植え込み型電気リード Download PDFInfo
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- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
- A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
- A61B5/28—Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
- A61B5/283—Invasive
- A61B5/287—Holders for multiple electrodes, e.g. electrode catheters for electrophysiological study [EPS]
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- A—HUMAN NECESSITIES
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- A61N1/02—Details
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- A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
- A61N1/0504—Subcutaneous electrodes
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- A—HUMAN NECESSITIES
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- A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
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- A—HUMAN NECESSITIES
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- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
- A61N1/39—Heart defibrillators
- A61N1/3956—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion
- A61N1/3962—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion in combination with another heart therapy
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
- A61N1/39—Heart defibrillators
- A61N1/3956—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion
- A61N1/3962—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion in combination with another heart therapy
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- A—HUMAN NECESSITIES
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- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/686—Permanently implanted devices, e.g. pacemakers, other stimulators, biochips
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- A—HUMAN NECESSITIES
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- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
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- Health & Medical Sciences (AREA)
- Cardiology (AREA)
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- Physics & Mathematics (AREA)
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- Vascular Medicine (AREA)
- Electrotherapy Devices (AREA)
Description
9 ICD
10 リード
12 リード本体
14 リード本体の近位端
16 リード本体の遠位部分
18 電気刺激療法部分
20 直線状部分
22 波状構成、波状部分
22 胸骨
24、24a−24g ピーク
26 除細動電極
28、28a−28d 除細動電極セグメント
30 ギャップ
32、32a−32c、32a’−32c’ 電極
34 コネクタ
36 前縦隔
38 ICDのハウジング
38 心膜
39 胸膜
40、50、60、70、80、90 リード
42、52、62、72、82、92 波状部分
100 制御モジュール
102 感知モジュール
104 療法モジュール
106 パワー源
108 通信モジュール
110 メモリ
112 アンテナ
d ピーク・トゥ・ピーク距離
w ピーク・トゥ・ピーク幅
x リード本体の主軸である長手方向軸]
Claims (4)
- 近位端及び遠位部分を画定しているリード本体であって、当該リード本体の前記遠位部分の少なくとも一部が波状構成を画定している、リード本体と、
前記波状構成に沿って互いから或る距離だけ離間して配置されている複数の除細動電極セグメントを含む除細動電極と、
前記複数の除細動セグメントの隣接するセグメント間に配置されている少なくとも1つの電極であって、ペーシングパルスを心臓へ送達することと前記心臓の心臓電気活動を感知することのうち少なくとも一方を行うように構成されている少なくとも1つの電極と、を備え、
前記除細動電極は、前記波状構成の一方の側のピーク側に位置し、前記少なくとも1つの電極は、前記波状構成の一方の側のピークと対向する側のピーク側に位置し、
前記少なくとも1つの電極は、前記波状構成に沿って、前記除細動電極セグメントより患者の心臓により近くなる場所に配置されている、
血管外植え込み型医用電気リード。 - 前記波状構成は実質的に正弦波構成を画定しており、前記複数の除細動電極セグメントは波状構成の少なくとも80%に沿って配置されている、請求項1に記載のリード。
- 前記リードが、前記除細動電極セグメントのうちの最も近位のセグメントより近位と前記除細動電極セグメントのうちの最も遠位のセグメントより遠位、のうち少なくとも一方に配置されている少なくとも1つの追加の電極であって、ペーシングパルスを前記心臓へ送達することと前記心臓の心臓電気活動を感知することのうち少なくとも一方を行うように構成されている少なくとも1つの追加の電極、を更に備えている、請求項1又は請求項2の何れか一項に記載のリード。
- 請求項1から請求項3の何れか一項による血管外電気刺激リードにおいて前記複数の除細動電極セグメントが第1の除細動電極セグメント及び第2の除細動電極セグメントを含んでいる血管外電気刺激リードであって、
前記リード本体内に配置されていて前記第1の除細動電極セグメントへ電気的に接続されている第1の導体、及び、
前記リード本体内に配置されていて前記第2の除細動電極セグメントへ電気的に接続されている第2の導体、
を更に備える血管外電気刺激リードと、
前記血管外電気刺激リードへ連結されている血管外植え込み型カーディオバータ−除細動器(ICD)であって、
電気刺激療法を生成し心臓へ送達するように構成されている療法モジュール、及び、
前記療法モジュールを、前記第1の除細動電極セグメントと前記第2の除細動電極セグメントの両方が同時に共通の極性で機能して除細動療法を送達する第1の電極ベクトルへ選択的に連結するように、及び前記療法モジュールを、第2の電極ベクトルであって当該第2の電極ベクトルの第1の極性としての前記第1の除細動電極セグメントと当該第2の電極ベクトルの第2の反対の極性としての前記第2の除細動電極セグメントと、を含んでいる第2の電極ベクトルへ選択的に連結するように、構成されているスイッチモジュール、
を含むICDと、
を備えている血管外植え込み型カーディオバータ−除細動器(ICD)システム。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US201462089417P | 2014-12-09 | 2014-12-09 | |
US62/089,417 | 2014-12-09 | ||
US201562262408P | 2015-12-03 | 2015-12-03 | |
US62/262,408 | 2015-12-03 | ||
PCT/US2015/064606 WO2016094470A1 (en) | 2014-12-09 | 2015-12-09 | Extravascular implantable electrical lead having undulating configuration |
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US (3) | US10675478B2 (ja) |
EP (2) | EP3229889B1 (ja) |
JP (2) | JP6854239B2 (ja) |
CN (2) | CN106999085A (ja) |
WO (1) | WO2016094470A1 (ja) |
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EP3974020A1 (en) | 2022-03-30 |
US10675478B2 (en) | 2020-06-09 |
JP2021098114A (ja) | 2021-07-01 |
EP3229889A1 (en) | 2017-10-18 |
WO2016094470A1 (en) | 2016-06-16 |
EP3229889B1 (en) | 2022-01-26 |
US20160158567A1 (en) | 2016-06-09 |
CN117137494A (zh) | 2023-12-01 |
US20200297993A1 (en) | 2020-09-24 |
CN106999085A (zh) | 2017-08-01 |
JP7019082B2 (ja) | 2022-02-14 |
JP2017536897A (ja) | 2017-12-14 |
US20240058599A1 (en) | 2024-02-22 |
US11813447B2 (en) | 2023-11-14 |
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