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Femoral artery complications associated with the Mynx closure device

J D Fields1, K C Liu, D S Lee

  • 1Interventional Neuroradiology Section, Dotter Interventional Institute, Oregon Health and Science University, 3181 SW Sam Jackson Park Road, Portland, OR 97239-3098, USA.

AJNR. American Journal of Neuroradiology
|June 12, 2010
PubMed

Insights

The Mynx vascular closure device, used after femoral artery procedures, was associated with a high rate of intravascular sealant and pseudoaneurysms in this small study. Further research is needed to assess long-term safety and efficacy.

Area of Science:

  • Vascular Surgery
  • Interventional Radiology
  • Cardiology

Background:

  • Vascular closure devices (VCDs) are commonly used after femoral artery catheterization to achieve hemostasis and facilitate patient ambulation.
  • The Mynx vascular closure device utilizes an intravascular sealant to occlude the arteriotomy site.

Purpose of the Study:

  • To evaluate the incidence of intravascular Mynx sealant and pseudoaneurysms following femoral artery closure.
  • To assess the safety and potential complications associated with the Mynx device.

Main Methods:

  • Retrospective review of patients undergoing femoral artery closure with the Mynx device.
  • Analysis of follow-up vascular imaging (angiography) in a subset of patients who received the Mynx device.
  • Assessment of 146 Mynx device deployments in 135 patients, with 27 follow-up studies.

Main Results:

  • Intravascular Mynx sealant was identified in 18% (5/27) of follow-up vascular studies.
  • Pseudoaneurysms were detected in 11% (3/27) of follow-up vascular studies.
  • The study highlights potential complications associated with the Mynx device.

Conclusions:

  • Femoral arterial closure with the Mynx vascular closure device was associated with a frequent occurrence of intravascular sealant and pseudoaneurysms in this cohort.
  • These findings suggest a need for careful monitoring and further investigation into the long-term implications of Mynx device use.
Abstract

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