A controversial health patient record system will return to the Northern Territory's busiest emergency department in two weeks, 20 months after it was switched off due to patient safety concerns.

Following several delays, NT Health has confirmed Acacia will be reintroduced to Royal Darwin Hospital's (RDH) emergency department on November 13.

It comes as staff using Acacia in other sections of RDH said it was putting lives at risk.

The IT project was established in 2017 to integrate four patient record systems into one across the NT's health facilities.

But the rollout has been plagued with problems , despite $320 million being spent.

The Department of Corporate and Digital Development (DCDD) has been responsible for implementing Acacia, with input from NT Health.

The system was mea

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