Symbol 5691 from IEC 60417 - Title/Meaning: Ultrasound image, scan-line selection Function/description: To identify the control or the indicator to position the M or CW Doppler scan-line in an ultrasound image.
Additional information: 
M = time motion.
CW = continuous wave
Published in: Amendment 2, 2002,3C/452/FDIS,62A/228/CDV
Own work using: iso.org/obp/graphics/grs/468d8fdc-a681-4d08-a800-7805d77dd5cd 200.png
Vectorization:  Mrmw