What is this for?

[Giant81]

I was doing a rig check on Friday and noticed this in the trauma bag.

Forgive my ignorance, is that a can opener?

 

[joshrunkle35]

Ring cutter.

 

[Giant81]

Ahhh ok. I see it now.

 

[OnceAnEMT]

I hear it is supposed to be tested for proper function at the start of every shift. Or maybe it was every marriage. One of those ALS things I never understand.