Breathing rate monitoring is a must for hospitalized patients with the current coronavirus
disease 2019 (COVID-19). We review in this paper recent implementations of breathing …

This perspective article provides a brief overview on materials, fabrications, beamforming,
and applications for wearable ultrasound devices, a rapidly growing field with versatile …

Stretchable strain sensors based on nanomaterial thin films have aroused extensive interest
for the strain perception of smart skins. However, it still remains challenging to have them …

Recent years have witnessed significant development of flexible strain sensors in a variety
of fields. Nevertheless, the challenge of integrating a broad sensing range (> 50%) with high …

The proliferation of vehicles and a subsequent increase in traffic accidents have led to a
heightened focus on driving safety. As a result, various researchers have been examining …

Ultrasound-activatable and skin-associated minimally invasive microdevices (USMIMs) have
garnered significant attention in the domains of smart drug delivery and biomedical …

In recent years, personalized diagnosis and treatment have gained significant recognition
and rapid development in the biomedicine and healthcare. Due to the flexibility, portability …

Wearable sensing has enabled physiological monitoring in everyday life. Clinically,
cardiovascular and respiratory monitoring commonly requires separate devices. However …

Skeletal muscle is considered as a near-constant volume system, and the contractions of the
muscle are related to the changes in tissue thickness. Assessment of the skeletal muscle …

The ultrasound study of diaphragm function represents a valid method that has been
extensively studied in recent decades in various fields, especially in intensive care …