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Treatment of outflow graft stenosis in left ventricular assist device patients: Endovascular approach

Mehmet Karahan1, Muharrem Tola2, Mustafa Özdemir2

  • 1Department of Cardiovascular Surgery, Ankara City Hospital, Ankara, Turkey.

Turk Gogus Kalp Damar Cerrahisi Dergisi
|January 6, 2021
PubMed

Insights

Left ventricular assist device outflow graft stenosis, a lethal complication, can be treated with covered stents. This less invasive approach, involving stent placement extending into the aorta, offers a reliable solution for patients.

Area of Science:

  • Cardiology
  • Medical Devices
  • Surgical Innovation

Background:

  • Left ventricular assist device (LVAD) outflow graft stenosis is a rare but life-threatening complication.
  • Traditional treatments like device replacement or thrombolysis carry high mortality and morbidity risks.

Observation:

  • This study presents a novel, less invasive technique using covered stents for LVAD outflow graft stenosis.
  • The procedure involved placing stents on the aortic side of the anastomosis line, extending 5-10 mm into the aorta.

Findings:

  • Successful stent placement was achieved in two cases of LVAD outflow graft stenosis.
  • The technique demonstrated reliability in treating stenosis with partial stent extension into the aorta.

Implications:

  • Covered stent implantation offers a viable, less invasive alternative to traditional treatments for LVAD outflow graft stenosis.
  • This approach may improve patient outcomes by reducing the risks associated with device replacement or thrombolysis.

Keywords:
Left ventricular assist deviceoutflow stenosisstentthrombosis

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