What does 'Clear' in 'My hands are equipped with defibrillators. Clear.' mean?

Below is a part of the transcript from an animated movie "Big Hero 6":
(Transcript link: https://www.quotes.net/mquote/978318)
(Video link: https://www.youtube.com/watch?v=zp6ciiZpisM)

Baymax: [appears behind Hiro] Hiro?
Hiro: [screams, then sees who it is] You gave me a heart attack!
Baymax: [rubs his hands together] My hands are equipped with defibrillators. [He moves his hands toward Hiro] Clear.
Hiro: [alarmed] STOP, STOP, STOP, STOP! It's just an expression!

Could you explain the meaning of "Clear" in the second-last line of the above transcript?[Image]

Question

What does 'Clear' in 'My hands are equipped with defibrillators. Clear.' mean?

Below is a part of the transcript from an animated movie "Big Hero 6":
(Transcript link: https://www.quotes.net/mquote/978318)
(Video link: https://www.youtube.com/watch?v=zp6ciiZpisM)

Baymax: [appears behind Hiro] Hiro?
Hiro: [screams, then sees who it is] You gave me a heart attack!
Baymax: [rubs his hands together] My hands are equipped with defibrillators. [He moves his hands toward Hiro] Clear.
Hiro: [alarmed] STOP, STOP, STOP, STOP! It's just an expression!

Could you explain the meaning of "Clear" in the second-last line of the above transcript?[Image]

Answer

"Clear!" is an order for everyone operating on a patient to move their hands back off the patient so the defibrillator can work on the patient and not shock other people touching him.