MicroMed DeBakey VADに関連した血栓形成の治療には,再結合組織プラズミノゲン活性化剤を使用します
Markus Rothenburger1, Markus J Wilhelm, Dieter Hammel
1Department of Thoracic and Cardiovascular Surgery, University-Hospital Muenster, Germany. markus.rothenburger@thgms.uni-muenster.de
Circulation
|October 2, 2002
まとめ
再結合組織プラズミノゲン活性化剤 (rt-PA) は,マイクロメド・デベッキー左心室補助器具における血栓形成を効果的に治療し,ポンプ機能を回復し,手術を回避します. このセラピーは,インペラーポンプの患者でデバイスのパフォーマンスを改善します.
科学分野:
- 心血管工学は,心臓血管工学である.
- バイオメディカルデバイス
- トロンボシス研究研究
背景:
- 最新の左心室補助装置 (LVAD) は,非脈動式プロペラポンプを使用しています.
- これらのポンプでの血栓形成は流れを阻害しますが,通常は末端臓器の損傷を回避します.
- この研究は,マイクロメッド・デベイキー・LVADにおける血栓関連ポンプ機能不全を扱っています.
研究 の 目的:
- MicroMed DeBakey LVADにおける血栓関連ポンプ機能不全の治療における再結合組織プラズミノゲン活性化剤 (rt-PA) の有効性を評価する.
- rt-PAが緊急手術の必要性を防ぐことができるかどうかを判断する.
主な方法:
- トロンブスの疑いによるポンプフローの減少を経験したMicroMed DeBakey LVADsを投与した8人の患者が治療されました.
- 治療には,rt-PA.の100mgの静脈内投与が含まれていました.
- 治療反応を評価するために,ポンプの流れと電力需要をモニタリングしました.
主要な成果:
- 8人の患者全員が,rt-PA溶解後のポンプフローの改善と電力需要の減少を示した.
- 重度の出血合併症は観察されませんでしたが,4人の患者は一時的な表出血症を発症しました.
- 患者は,血栓解消後療法による集中治療から退院しました.
結論:
- 静脈内RT-PA溶解は,プロペラ型LVADにおける血栓関連ポンプ機能不全の管理に非常に効果的です.
- この治療戦略は,しばしば緊急の手術ポンプ交換の必要性を回避することができます.
- Rt-PAは,LVAD血栓症に対する最小侵襲的な解決策を提供します.
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