Table 2

Operative characteristics in 82 patients who underwent transcatheter aortic valve replacement with the ACURATE neo system and the iSleeve sheath at Karolinska University Hospital, Stockholm, Sweden, between March 2018 and February 2019

All patients
N=82
Normal vessel diameter*
N=41
Small vessel diameter*
N=41
Heparin dose (IU), mean (SD)5235 (1527)5113 (1347)5353 (1693)
Highest activated clotting time (seconds), mean (SD)283 (49)283 (51)284 (44)
Protamin given23 (28)11 (27)12 (29)
Second arterial access through radial artery59 (72)36 (88)23 (56)
Valve size (mm)
 2312 (15)6 (15)6 (15)
 2536 (44)17 (43)19 (46)
 2733 (41)17 (43)16 (39)
  • Data are n (%) unless otherwise noted.

  • *Normal vessel diameter defined as at least 5.5 mm and small vessel diameter below 5.5 mm.