Mechanical Retrieval and Recanalization of Stroke Clots Using Embolectomy "MR RESCUE"


Phase 2 Results

Summary of Purpose

The purpose of this study is to compare the effectiveness of treating acute ischemic stroke with mechanical embolectomy using the Merci Retriever or the Penumbra System within 8 hours of symptom onset to standard medical treatment, and to identify people who might benefit from mechanical embolectomy by the appearance of stroke on multimodal computerized tomography (CT) or magnetic resonance (MR) imaging.

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Trial Milestones

The following dates are available for this trial. Trial information last updated on 26 February 2014.

1 May 2004 16 Oct 2006 1 Apr 2012 1 Apr 2012 1 Feb 2014 12 Apr 2013
Start Date First Received 1st Completion Completion Verification Results

Trial Design

  • Allocation: Randomized
  • Masking: Single Blind (Outcomes Assessor)
  • Purpose: Treatment
  • Endpoint: Efficacy Study
  • Intervention: Parallel Assignment


  • Judy Guzy, RN