Table 1. Characteristics of the 3 types of Impella devices.

Variables	Impella 2.5	Impella CP	Impella 5.0
Access technique	Percutaneous	Percutaneous	Surgical
Access artery	femoral	femoral	axillary or femoral
Output (max)	2.5 L/min	4.0 L/min	5.0 L/min
Guiding catheter size	9F	9F	9F
Motor pump size	12F	14F	21F
Introducer size	13F peel away sheath	14F peel away sheath	10 mm Dacron graft

Modified from Burzotta et al.⁸⁵⁾