Study for the Evaluation of a Non-invasive Hemodynamic Measurement in Heart Failure Patients

Inclusion Criteria:

   - Arm circumference of 23 cm to 55 cm

   - Subject admitted to the hospital with acute exacerbation of heart failure, with either
   reduced or preserved ejection fraction

   - Subject is at risk for readmission (NYHA Functional Classification 2-3)

   - Subject is able to understand the risks and potential benefits of participating in the
   study and is willing to provide written, informed consent

   - ezCVP indicator is high (CVPNI is over 9 mmHg) at admission

   - Subject is willing and able to comply with protocol procedures

   - Subject tested negative for COVID test after admission to the hospital

Exclusion Criteria:

   - Finger and upper arm anatomical anomaly or disease that may interfere with attaching a
   pulse oximeter sensor and/or blood pressure cuff

   - Pregnant (self-reported)

   - Upper extremity DVT (currently being treated)

   - Severe skin disease involving the upper arm(s)

   - Study investigator may exclude patients based on clinical judgement