569 © Springer International Publishing Switzerland 2017 A. Montalto et al. (eds.), Mechanical Circulatory Support in End-Stage Heart Failure, DOI 10.1007/978-3-319-43383-7_54 54 ReliantHeart: Forward Compatibility and TET Antonio Loforte, Lucio Careddu, Emanuela Angeli, Luca Ragni, Gaetano Gargiulo, and Rodger G. Ford 54.1 Introduction – 570 54.2 History – 570 54.3 Pump Characteristics – 570 54.4 Indications for Implant – 573 54.5 Surgical Technique – 574 54.6 Remote Monitoring – 576 54.7 Discussion – 577 54.8 Step into the Future: aVAD as a TAH and the Liberty (TET) System – 578 References – 579