Table 1 Some examples of business projects whose US wearable products might impact on vascular aging assessment; info extracted from the internet

Pulsify

Flexible 2D array patch of ultrasound transducers

Solution for heart failure acute and chronic management providing key cardiac measurement (i.e., cardiac output, end-systolic/end-diastolic left ventricle volumes, stroke volume, ejection fraction)

Planned pivotal trials for MDR and 510 (K)FDA roadmaps

https://pulsify-medical.com

Novosound

Flexible, high-resolution, adaptable and scalable ultrasound sensor

Adoption of latest thin-film deposition technologies to create various products for different industry fields with a unique printed ultrasound sensor. Applied for blood pressure monitoring

https://novosound.net/

Softsonics

Soft stretchable patch. Size of a postage stamp

Wearable ultrasound device to assess cardiac structure and function. It can be worn for up to 24 h and works even during strenuous exercise

https://www.f6s.com/company/softsonics

Flosonics

Wearable Doppler wireless ultrasound

FloPatch device reports carotid arterial pulse metrics in real-time and exploit possible association between carotid Doppler pulse, stroke volume, and arterial hemodynamics. FDA clearance

https://flosonicsmedical.com/

Usono

Wearable probe holder providing lengthy and stable fixation of an ultrasound probe to the body

ProbeFix Cardiac is a tool to attach a phased array to the thorax for continuous cardiac imaging. ProbeFix Dynamic is a CE marked tool to make linear (or convex) transducers wearable. Different applications available and development of customized solutions

https://www.usono.com/