Transcatheter mitral valve replacement (TMVR) devices. A, AltaValve, provided by 4C Medical. B, Fluoroscopic image of the AltaValve. C and D, Provided by Caisson TMVR‐LivaNova: Caisson TMVR (C); fluoroscopy image of the Caisson TMVR (D). E, CardiAQ Valve, provided by Edwards Lifesciences. F, Fluoroscopy image of the CardiAQ Valve. G and H, Courtesy of Dr Francesco Maisano, Heart Center University Hospital, Zurich, Switzerland: CardioValve (G); fluoroscopy image of the CardioValve (H). I and J, Reprinted from Regueiro et al15 with permission from Elsevier: Fortis (I); fluoroscopy image of the Fortis (J). K and L, Courtesy of HighLife Medical: HighLife (K); fluoroscopy image of the HighLife (L). M and N, Courtesy of Dr Vinayak Bapat, New York Presbyterian Hospital/Columbia University Medical Center: Intrepid TMVR (M); fluoroscopy image of the Intrepid TMVR (N). O, MValve System. P, Fluoroscopy image of the MValve System, courtesy of Dr Maurice Buchbinder, Stanford University/VA Palo Alto Healthcare System, California. Q and R, Provided by Neovasc Medical Inc: Tiara (Q); fluoroscopy image of the Tiara (R). S and T, Courtesy of Dr John Webb, St. Paul's Hospital, Vancouver, Canada: Sapien M3 System (S); fluoroscopy image of the Sapien M3 System (T). U, Tendyne. W, Fluoroscopy image of the Tendyne.