Editor's note: This article is the first in a series on medical wearable devices. Opinions stated here are solely those of the authors. While this is not a scientific product review with objective testing standards, we hope you'll enjoy the discussion on this emerging technology.

Miniaturization of medical technologies have led to many interesting new types of devices for monitoring that have the potential to impact the way anesthesiologists take care of patients. These include handheld ultrasound devices, pocket ECG monitors, wearable monitors, and digital stethoscopes. In this section, we would like to delve into the intricacies of pocket ultrasound devices options on the market. Are they any good?

Point-of-care ultrasound (POCUS) refers to diagnostic and therapeutic ultrasonography (USG) at the patient's bedside (N Engl J Med 2011;364:749-57). The anesthesiologist's ability to have ultrasound capabilities as readily available as their stethoscope elevates one's ability to make diagnoses...

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