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Carotid stenting with and without protection devices: should protection be used in all patients?

T Ohki1, F J Veith

  • 1Department of Surgery, Montefiore Medical Center, and Albert Einstein College of Medicine, New York, NY, USA.

Seminars in Vascular Surgery
|July 6, 2000
PubMed

Insights

Carotid stenting can cause embolic events, leading to neurological deficits. Brain protection devices show promise in reducing these risks during carotid stenting procedures.

Area of Science:

  • Neurology
  • Vascular Surgery
  • Interventional Cardiology

Background:

  • Neurological deficits from embolic events are a primary concern with carotid bifurcation stenting.
  • Studies confirm embolic particle release during ex vivo angioplasty and identify emboli in the middle cerebral artery during stenting.

Purpose of the Study:

  • To provide the rationale for the routine use of brain protection devices during carotid stenting.
  • To review existing and emerging brain protection devices for carotid stenting.

Main Methods:

  • Review of ex vivo carotid angioplasty studies using human carotid plaques.
  • Analysis of transcranial Doppler studies monitoring emboli during carotid stenting.
  • Evaluation of preliminary clinical data on brain protection devices.

Main Results:

  • All tested carotid plaque specimens released embolic particles ex vivo.
  • Transcranial Doppler confirmed emboli in the middle cerebral artery during stenting.
  • Preliminary data indicate brain protection devices are safe and effective, with embolic particles recovered in all cases.

Conclusions:

  • Routine use of brain protection devices is recommended for carotid stenting to mitigate embolic events.
  • Brain protection devices represent a significant advancement in the safety of carotid stenting.
  • Further review of current and future brain protection technologies is warranted.

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