Symbol 3066 from ISO 7000 - Title/Meaning: Four pole low voltage connector cavity for pacemaker and defibrillator Function/description: To identify a four pole low voltage (IS-4) connector cavity on the defibrillator.
Additional information: 
The header shape is included in this symbol to show perspective
In the clinical setting, ""four pole low voltage connector cavity for pacemaker and defibrillator"" is commonly referred to as ""IS4"". A clinician would identify this symbol as ""IS4"" or ""IS4 connector cavity"" employing terms familiar to the discipline
Own work using: iso.org/obp/graphics/grs/25c238c5-f6e5-48b3-be2d-5f67637d57e1 200.png
Vectorization:  Mrmw