Trial Search Results

Recognition of Heart Failure With Micro Electro-Mechanical Sensors (REFLECS)

The study will test the ability a novel wearable sensor based on a smartphone app (Precordior CardioSignal app) in combination with a sensor device (Suunto Movesense sensor) to non-invasively measure cardiac motion and function.

Stanford is currently not accepting patients for this trial.

Lead Sponsor:

Francois Haddad

Collaborator: Precordior Ltd

Stanford Investigator(s):


Inclusion Criteria:

   - Age ≥ 21 years

   - Able to consent in English and follow study instructions

   - Patients hospitalized for heart failure with a diagnosis of HFpEF, HFrEF or PH, as
   corresponding to each target patient group

   - Control patients will be enrolled from elective patients visiting the cardiology
   service and who are not diagnosed with HFpEF or HFrEF.

Exclusion Criteria:

   - Severe cardiac valvular heart disease

   - Previous prosthetic cardiac valve

   - Pericardial disease including constrictive pericarditis or moderate or large
   pericardial effusion

   - Mechanical circulatory support (including ECMO, LVADs etc).

   - Heart and/or lung transplant recipients

   - Major adverse cardiovascular event or surgery within 6 weeks of planned study

   - Patients with pacemaker that has over 1% of beats paced

   - Chest wall disease

   - Pectus excavatum (severe)

   - Pregnant women

   - On Dialysis

   - Exclude at the clinical discretion of the Principal Investigators

   - Not possible to acquire echocardiography with sufficient quality

Ages Eligible for Study

21 Years - N/A

Genders Eligible for Study


Not currently accepting new patients for this trial

Contact Information

Stanford University
School of Medicine
300 Pasteur Drive
Stanford, CA 94305
Not Recruiting