Symbol 5709 from IEC 60417 - Title/Meaning: Probe for sector-shaped sound field Function/description: To identify the control or the indicator to activate an ultrasound probe for the generation of a sector-shaped sound field and to identify the corresponding connector.
Additional information: 
Published in: Amendment 2, 2002,3C/452/FDIS,62A/228/CDV
Own work using: iso.org/obp/graphics/grs/42f408cd-c226-45a8-889f-cb2f6cba3f37 200.png
Vectorization:  Mrmw