A Prospective, Multicenter, Observational Study of the Safety and Efficacy of Emergency Transcatheter Aortic Valve Replacement in Patients With Severe Aortic Stenosis
Conditions
- Severe Aortic Valve Stenosis
Interventions
- DEVICE: Transcatheter aortic valve and recyclable delivery system
Sponsor
Qilu Hospital of Shandong University