life support
US /ˈlaɪf səˌpɔːrt/
UK /ˈlaɪf səˌpɔːrt/

1.
assistance respiratoire, support vital
medical equipment that keeps someone alive when they are very ill and would otherwise die
:
•
The patient was put on life support after the accident.
Le patient a été mis sous assistance respiratoire après l'accident.
•
Doctors are considering taking her off life support.
Les médecins envisagent de la débrancher de l'assistance respiratoire.