Last updated on August 2018

AdaptResponse Clinical Trial

Are you eligible to participate in this study?

You may be eligible for this study if you meet the following criteria:

  • Conditions: Heart Failure With Left Bundle Branch Block
  • Age: Between 18 - 100 Years
  • Gender: Male or Female

Inclusion Criteria:

  • Subject is willing to sign and date the study Patient Informed Consent Form.
  • Subject is indicated for a CRT device according to local guidelines.
  • Sinus Rhythm at time of enrollment
  • Complete Left Bundle Branch Block (LBBB) as documented on an ECG (within 30 days prior to enrollment). Strauss Criteria used for LBBB.
  • Intrinsic, normal AV conduction as documented on an ECG by a PR interval less than or equal to 200ms (within 30 days prior to enrollment).
  • Left ventricular ejection fraction less than or equal to 35% (documented within 180 days prior to enrollment).
  • NYHA class II, III or IV (documented within 30 days prior to enrollment) despite optimal medical therapy. Optimal medical therapy is defined as maximal tolerated dose of Beta-blockers and a therapeutic dose of ACE-I, ARB or Aldosterone Antagonist.

Exclusion Criteria:

  • Subject is less than 18 years of age (or has not reached minimum age per local law).
  • Subject is not expected to remain available for at least 2 years of follow-up visits.
  • Subject has permanent atrial arrhythmias for which pharmacological therapy and/or cardioversion have been unsuccessful or have not been attempted
  • Subject is, or previously has been, receiving cardiac resynchronization therapy.
  • Subject is currently enrolled or planning to participate in a potentially confounding drug or device trial during the course of this study. Co-enrollment in concurrent trials is only allowed when documented pre-approval is obtained from the Medtronic study manager.
  • Subject has unstable angina, or experienced an acute myocardial infarction (MI) or received coronary artery revascularization (CABG) or coronary angioplasty (PTCA) within 30 days prior to enrollment.
  • Subject has a mechanical tricuspid heart valve or is scheduled to undergo valve repair or valve replacement during the course of the study.
  • Subject is post heart transplant (subjects on the heart transplant list for the first time are not excluded).
  • Subject has a limited life expectancy due to non-cardiac causes that would not allow completion of the study.
  • Subject is pregnant (if required by local law, women of child-bearing potential must undergo a pregnancy test within seven days prior to device implant).
  • Subject meets any exclusion criteria required by local law.

Recruitment Status: Open

Brief Description Eligibility Contact Research Team

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