Table 4. Recommendations for “preferred” device selection in PMR and SMR with respect to anatomical features.

Anatomical features		NT	XT	NTW	XTW	PASCAL	PASCAL ACE
Length of the mobile leaflet in the grasping zone	<9 mm	✓		✓		✓	✓
	>9 mm		✓		✓	✓	✓
Broad gap size				✓	✓	✓
Small MVA (<4.5 cm2)		✓		✓			✓
Thin leaflet structure		✓		✓		✓	✓
Commissural jet		✓		✓			✓
Barlow’s disease			✓		✓	✓	✓
MVA: mitral valve area; PMR: primary mitral regurgitation; SMR: secondary mitral regurgitation