Symbol 6344-1 from IEC 60417 - Title/Meaning: Finger/hand angle, raise Function/description: To indicate that the subject needs to raise the angle of the finger(s).
Additional information: 
See also IEC 60417-6341 and IEC 60417-6344-2.
Own work using: iso.org/obp/graphics/grs/f710c577-3061-44d7-a506-7117219a11dc 200.png
Vectorization:  Mrmw