長期にわたって埋め込まれた除細動器を外科的に改修する必要性:原因と管理
Jens Eckstein1, Michael T Koller, Markus Zabel
1Division of Cardiology, University Hospital Basel, Petersgraben 4, 4031 Basel, Switzerland.
Circulation
|May 21, 2008
まとめ
埋め込み式心臓変容器-除細動器 (ICD) の鉛機能障害は,5年以内に患者の2.5%に影響を与え,しばしば不適切な治療を引き起こす. 改訂戦略は同様の再発率を示しており,ICDの主要な問題を慎重に管理する必要性を強調しています.
科学分野:
- 心臓病学 心臓病学
- バイオメディカルエンジニアリング
背景:
- 埋め込み式心臓変容器-除細動器 (ICD) の鉛機能不全は,既知の長期的な合併症である.
- 鉛の問題は外科的介入を必要とし,デバイスの有効性に影響を与える可能性があります.
研究 の 目的:
- ICDのリード機能不全の発生率と原因を特定し,外科的改修を必要とする.
- 鉛の機能不全を治療するための2つの異なる外科的アプローチを評価する.
主な方法:
- 1993年から2004年の間にインプラントされたICDを患った1317人の患者の遡及的分析.
- リードの故障の種類と原因を記録し,修正戦略を文書化します.
- リード機能不全の再発と患者のアウトカムを評価するためのフォローアップ.
主要な成果:
- 修正を必要とする鉛の機能不全の累積的な発生率は5年後に2.5%でした.
- 鉛の機能不全は,影響を受けた患者の76%において不適切なICD治療につながった.
- リビジョン戦略に関わらず,鉛関連の問題の再発率は高かった (5年後の20%).
結論:
- ICDのリード機能不全は,5年以内に受給者の2.5%にとって臨床的に重要な問題です.
- 追加のペース/センスのリードを導入することは,特定のケースでは実行可能な修正オプションです.
- 再発性鉛の問題は,リビジョン手術後にかなり多く見られる.
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