Valvular & structural heart diseaseCohort study

Initial Multicenter Experience With a Novel Self-Expanding TAVR System in Patients With Aortic Valve Stenosis

JACC Cardiovasc IntervPublished

  • Multicentre observational study
  • consecutive patients
  • 5 German sites
  • VARC-3 criteria

Authors' conclusion

Treatment of AS patients with this novel transfemoral THV system is safe and effective.

Study context

Population
Patients with severe aortic stenosis (AS) treated by transfemoral TAVRconsecutive
Participants
43 patients
Outcome
Technical success

Main finding

As reported in the abstract

Technical success

98% (n = 42 of 43)

Converted to open surgery

1

Observational data: associations, not effects.

Further findings

Median aortic gradient

Median aortic gradient (Q1-Q3: 4.0-7.0 mm Hg)
5.0 mm Hg

Paravalvular regurgitation

Moderate or greater paravalvular regurgitation
0
None or trace paravalvular regurgitation
88% [n = 37 of 42]

Safety

30-day clinical outcomes

Major vascular complications
1 (2.3%)
Stroke
1 (2.3%)
Death
2 (4.7%)
Permanent pacemaker implantation
4.9% (n = 2 of 41)
Early safety achieved
82% (n = 27 of 33)

Original publication

Initial Multicenter Experience With a Novel Self-Expanding TAVR System in Patients With Aortic Valve Stenosis. JACC Cardiovasc Interv. Published 13 January 2025. doi:10.1016/j.jcin.2024.10.056

Summarised from the published abstract; every number is checked against it