Humans put into suspended animation for first time

[Quackers]

5. I think I can provide some answers for you.

i think this is the information you’re looking for. I pulled this from the study directives.

“ Study participants will be those with penetrating trauma who remain pulseless despite an emergency department thoracotomy.”

In other words, they have already attempted other methods to stabilize them but failed.

Here is the full study and parameters involved. Hope it helps!

https://www.medschool.umaryland.edu/media/SOM/Departments/Anesthesiology/Faculty--Staff/Certified-Registered-Nurse-Anesthetists/docs/epr-trauma.pdf