You're referring to the mobile computer carts, also known as nurse stations or patient care carts, that are commonly used in hospitals and healthcare settings!

Those carts typically have built-in computers, medical devices, and storage for equipment and supplies. They're designed to be easily maneuverable within the hospital environment.

An off-road wheel version of a mobile computer cart could indeed be useful in various situations where you need to access computing resources in rugged or off-grid environments, such as:

1. **Search and rescue operations**: A sturdy, off-road capable cart could provide critical communication and data access in challenging terrain.
2. **Outdoor events and festivals**: A mobile computer cart with off-road wheels could be used to manage event operations, such as taking payments, providing information, or even serving as a makeshift office.
3. **Emergency response situations**: Having a reliable, self-contained computing platform that can navigate rough terrain could be invaluable in emergency response scenarios.
4. **Outdoor education and research**: Scientists, researchers, or educators working in remote areas might appreciate a mobile computer cart that can keep up with their fieldwork.

To make such an off-road capable mobile computer cart a reality, you'd likely need to consider the following:

1. **Heavy-duty construction**: The cart would require a sturdy frame, reinforced wheels, and durable materials to withstand rough terrain.
2. **Power generation**: A reliable power source, such as solar panels or a battery pack, would be necessary to keep the computer and other equipment running for extended periods.
3. **Waterproofing**: Protecting the electronics from water and dust exposure would be crucial in harsh environments.
4. **Navigation and tracking**: Integrating GPS, mapping software, or other navigation tools could help you track the cart's location and stay on course.

If you're interested in developing such a device, I'd recommend researching existing products that cater to similar use cases (e.g., outdoor event management, search and rescue, etc.). You might also want to consult with experts from various fields (engineering, computer science, medicine, etc.) to ensure the cart meets specific needs and safety standards.

Keep in mind that creating a custom mobile computer cart with off-road wheels would likely require significant resources and expertise. However, if you're passionate about developing innovative solutions for challenging environments, I'd be happy to help you brainstorm further!