The study will be a prospective, multi-center, non-blinded, controlled study, intended to evaluate the extended use of the HM3 LVAS compared to the HMII LVAS in those patients that are ongoing at the 2-year follow-up in the MOMENTUM 3 IDE trial. A total of 1028 subjects were enrolled in the MOMENTUM 3 IDE trial. Approximately 533 subjects were ongoing support at the 2-year follow-up and are eligible for enrollment in this PAS. This study will be conducted at sites that participated in the MOMENTUM 3 IDE trial which will include up to 69 centers in the United States.
Subjects on LVAD support after the MOMENTUM 3 IDE trial 2-year follow-up visit can be enrolled after providing consent to extended follow-up. They will be followed to 5 years post-implant or outcome (transplant, explant or death), whichever occurs first. Subjects who have been transplanted, their device exchanged to another pump other than a HM II or HM3, or explanted after the MOMENTUM 3 IDE trial 2-year follow-up but prior to providing consent for this PAS can also be enrolled. Data between the 2-year follow-up visit and the date of pump exchange, explant, or transplant will be retrospectively collected. Once enrolled, if subjects receive a device exchange to any device other than HM II or HM3, at any time during the study, they will be withdrawn from the study and will not be followed. In the event that a subject expired prior to providing consent, IRB approval will be obtained to collect the date and cause of death.
Study Type
OBSERVATIONAL
Enrollment
295
HeartMate® 3 (HM3) Left Ventricular Assist System (LVAS)
Abbott
Burlington, Massachusetts, United States
Survival
Composite of Survival to transplant, recovery, or LVAD support free of debilitating stroke (Modified Rankin Score \> 3) or reoperation to replace the pump
Time frame: up to 5 years post-implant
Subject outcomes and survival
Subject outcomes and survival which includes death, transplant, explant, or a pump exchange to any device other than HM II or HM3
Time frame: up to 5 years post-implant
Bleeding (including GI bleeding)
Frequency and incidence of bleeding (including GI bleeding)
Time frame: up to 5 years post-implant
Major infection
Frequency and incidence of major infection
Time frame: up to 5 years post-implant
Hemolysis
Frequency and incidence of hemolysis
Time frame: up to 5 years post-implant
Device thrombosis
Frequency and incidence of device thrombosis
Time frame: up to 5 years post-implant
Neurological dysfunction
Frequency and incidence of neurological dysfunction
Time frame: up to 5 years post-implant
Device related SAEs
Frequency and incidence of device related SAEs
Time frame: up to 5 years post-implant
NYHA
New York Heart Association (NYHA) classification
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Time frame: up to 5 years post-implant
6MWD
Six-minute walk distance (6MWD)
Time frame: up to 5 years post-implant