Page 31
Part 6: Symbols Glossary
Symbol
Title and Designation # of the
Standard
Title of Symbol
Symbol Ref #
Explanatory Text
ANSI/AAMI ES60601-1:2005/
(R) 2012 and A1:2012,
C1:2009/(R) 2012 and
A2:2010/(R) 2012, Medical
electrical equipment – Part
1: General requirements for
basic safety and essential
performance.
Direct current
#5 (Table D.1)
Direct current.
Non-ionizing radiation
Emits non-ionizing radiation.
Wireless connection
Wireless connection.
ASTM F2503-13, Standard
practice for marking medical
devices and other items
for safety in the magnetic
resonance environment.
Magnetic resonance
(MR) unsafe
Figure 9
Indicates the device may cause
unacceptable risks to the patients,
medical staff, or other persons
within the MR environment. The
device should be removed prior to
any MR scanning procedure.