CompletedNot Applicable

Acute Evaluation of the Safety of Left Ventricular-left Ventricular (LV-LV) Delays and Its Effects on Mechanical Dyssynchrony

Germany73 participantsStarted 2010-02

Plain-language summary

The purpose of this study is to evaluate the effects of various LV-LV delays during multi-site left ventricular (MSLV) pacing on mechanical dyssynchrony in cardiac resynchronization therapy (CRT) patients post-implant.

Who can participate

Age range18 Years

SexALL

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Inclusion criteria

✓. Have an approved indication for a CRT implant
✓. Undergoing or previously received the implant of a St. Jude Medical Promote Q 3221-36 CRT-D with a Quartet Model 1458Q LV lead at participating clinical study site
✓. Ability to provide informed consent for study participation and be willing and able to comply with the prescribed evaluations

Exclusion criteria

✕. Have persistent or permanent atrial fibrillation
✕. Have an intrinsic heart rate of \<50 beats per minute
✕. Have Cheyne-Stokes breathing
✕. Have undergone cardiac surgery or coronary revascularization procedure within 3 months prior to enrollment or be scheduled for such procedures
✕. Have had a recent CVA or TIA within 3 months prior to enrollment
✕. Be less than 18 years of age
✕. Be pregnant

Trial details

NCT IDNCT01044784

SponsorAbbott Medical Devices

Sponsor typeINDUSTRY

Study typeOBSERVATIONAL

Primary completion2012-03

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