flatlined

Example:The patient's heart flatlined, requiring immediate resuscitation.

Definition:To cease or come to a halt: the heart or an electrical activity was indicated.

Example:The flatline of the patient's vital signs indicated that resuscitation was not successful.

Definition:To stop or terminate: a flatline of any biological function indicates death.

Example:The flatline of the heart rhythm stopped all hope of recovery.

Definition:To stop or bring to a stop: the heart flatline was a cause for worry.