Enacting Translational Simulation: A 24-hour Human Biocontainment Simulation Incorporating Patient Participation and Video-Reflexive Ethnography

Hospitals are complex machines, but unlike a clock or an engine, they are made of people who must work together under pressure, often with incomplete information. When a patient arrives with a rare and deadly virus, such as Ebola, the stakes become terrifyingly high. These situations are so dangerous and so rare that doctors and nurses rarely get the chance to practice in real life. If they wait for a real outbreak to test their systems, the consequences could be catastrophic. To prepare, medical teams usually run drills using mannequins or actors. However, these simulations often miss the most human part of the equation: the feeling of being a patient, the fatigue of a long shift, and the way real care unfolds over time rather than in a single, scripted moment. Researchers have long wondered if they could learn more by bringing the real world into the simulation, not just as a backdrop, but as a central character.

A team of researchers at Westmead Hospital in Sydney, Australia, decided to test this idea by running a continuous, twenty-four-hour simulation inside a high-tech isolation unit designed for the most dangerous infectious diseases. Instead of using an actor to play the patient, they invited a real person who was already in the hospital for a routine, non-infectious condition to stay in the isolation room for a full day. The medical staff treated this patient exactly as they would treat someone with Ebola, wearing heavy protective suits and following strict safety protocols. The goal was not just to see if the staff could perform their tasks, but to understand how the entire system worked when it was stretched over a full day, including sleepless nights and shift changes. By filming the entire process and then watching the footage back with the staff and the patient, the researchers uncovered hidden problems and new ways to improve care that would have remained invisible in a standard drill.

The study took place in a specialized biocontainment center, a facility built with negative-pressure air systems to prevent viruses from escaping. This center had opened in 2023 but had never been used for a real patient with a high-consequence infectious disease. The researchers wanted to see how the unit would function if a patient with suspected Ebola were admitted. To do this, they created a scenario where a real patient from the infectious diseases ward was moved into one of the isolation rooms. This patient was not sick with Ebola; they were receiving their normal care, but they were now surrounded by the strict rules of a biocontainment zone. The medical team, consisting of doctors and nurses trained in handling dangerous pathogens, worked in three shifts over twenty-four hours, managing the patient's routine needs while wearing full protective gear.

What made this experiment different was the inclusion of the patient as a partner in the research, not just a subject. The patient was fully informed and could leave the simulation at any time without affecting their medical treatment. They were even given a personal entertainment device and the option to pause the simulation if they felt uncomfortable. The researchers recorded the entire event using multiple cameras, including some worn by the staff and others fixed in the room, capturing both the medical procedures and the environment. After the twenty-four hours were over, the team did not just file away the data. Instead, they gathered the staff and the patient into separate groups to watch the videos together. This method, known as video-reflexive ethnography, allowed everyone to point out what they saw, discuss why things happened the way they did, and identify moments where the system worked well or where it nearly failed.

The results of this twenty-four-hour simulation revealed that the real world is messier and more interconnected than a short drill can show. Because the simulation ran for a full day, the researchers could see how staff fatigue set in, how handovers between shifts went, and how the team reacted when the patient's condition changed unexpectedly. In fact, the patient did experience a genuine medical change, developing a fever that required the hospital's emergency response team to activate. This unplanned event allowed the researchers to see how the biocontainment unit handled a real crisis, something that would be impossible to script in a standard exercise. The team found that the most difficult parts of the job were not the medical tasks themselves, but the way different parts of the system interacted. They noticed friction between the physical layout of the room and the flow of work, as well as communication gaps that only appeared when the team was tired or when multiple tasks overlapped.

Perhaps the most significant finding was the value of having the patient participate in the review. When the patient watched the footage and shared their perspective, the medical staff gained a new understanding of what it felt like to be on the receiving end of such intense care. The patient could point out moments of fear, confusion, or discomfort that the staff, focused on safety protocols, had not noticed. This feedback loop turned the patient into an active contributor to the improvement of the system, rather than just a passive recipient of care. The researchers found that this approach helped the staff see their own work from a different angle, revealing hidden strengths and weaknesses that they had taken for granted.

The study also highlighted the challenges of running such a complex simulation. It required months of planning, approval from ethics committees, and significant coordination to ensure that the real patient was safe and that the staff could be released from their other duties to participate. The researchers noted that technical issues, such as a camera failing to record the patient's point of view, forced them to adapt their methods on the fly. Despite these hurdles, the project proved that it is possible to run a continuous, real-world simulation that includes a real patient without compromising safety. The team concluded that this method offers a powerful way to test and improve hospital systems, especially for rare and dangerous diseases where real-life experience is scarce.

By combining a full-day simulation with the insights of a real patient and a collaborative review process, the researchers demonstrated a new way to learn about healthcare systems. They showed that safety is not just about following rules, but about understanding how people, equipment, and environments interact over time. The study suggests that when hospitals want to prepare for the worst, they should look beyond the mannequin and the script. They should invite the people who actually receive care to help them understand how the system works, because the most important lessons often come from the quiet, unscripted moments of a long day. This approach does not solve every problem, but it provides a clearer, more human picture of what needs to be fixed before a real crisis ever occurs.