Patients in cardiogenic shock defined as requiring circulatory or hemodynamic support with a device, vasopressors or inotropes

Systemic hypotension (systolic blood pressure \< 90mmHg)

Patients currently on hemodialysis

Presence of an arteriovenous dialysis fistula or graft or lymphedema in either arm

Patients enrolled in other active cardiovascular investigational studies

Severe comorbidities with a life expectancy of less than 6 months

Pregnant or lactating women

Patients unable to provide consent

Patients taking the medication glibenclamide for treatment of diabetes

Remote Ischemic Preconditioning for Renal Protection in TAVI