Medical ultrasound apparatus; Medical apparatus for monitoring vital signs of patients; Medical devices, namely, patient monitors and patient sensors for monitoring and measuring blood properties and respiratory events; Sensors for medical use to be worn by a human to gather human biometric data and also including a wireless scanner to gather patient clinical data sold as a unit; Medical apparatus and instruments, namely, a handheld ultrasound unit for cardiac diagnosis, screening and cardiovascular patient follow-up; Medical instrument for cardiovascular diagnostics