The Use of the EXCOR Active Driving Unit for Mobilization of Pediatric Patients With Ventricular Assist Device Support

Inclusion Criteria: * Pediatric patients meeting all indications as specified in the current version of the instructions for use (IFU) of the EXCOR® Active system, * Age \< 18 years, * Patient and legal guardian has consented via signature on the study informed consent form, * Patient is able to get mobilized according to hospital standard and is currently supported with the Ikus driving unit. The decision if a patient is able to get mobilized is at the discretion of the investigator. Exclusion Criteria: * Patient has any contraindication as specified in the current version of the IFU of the EXCOR® Active system, * Patient and/or legal representative has not given written consent to participate in the study (non-consent), * Females of childbearing age who are not on contraceptives or surgically sterile or who are pregnant.