Table 1: TEER Device Selection Based on Valve Morphology[36–39].

Device	Mitral Leaflet Considerations
MitraClip G4 NT	Recommended minimum 6 mm leaflet insertion grasped in each leaflet; more suitable for restricted leaflets Favours a smaller valve area (4 mm grasping width)
MitraClip G4 NTW	Recommended minimum 6 mm leaflet insertion grasped in each leaflet; more suitable for restricted leaflets Favours broad jet (6 mm grasping width)
MitraClip G4 XT	Recommended minimum 9 mm leaflet insertion grasped in each leaflet
MitraClip G4 XTW	Recommended minimum 9 mm leaflet insertion grasped in each leaflet Favours broad jet (6 mm grasping width)
PASCAL	10 mm long clasp, 10 mm central spacer proficient in variable valve leaflet sizes and jets

TEER = transcatheter edge-to-edge repair.