The IV drip machine is not plugged into the CoW (Computer on Wheels). That workstation is running a version of enterprise Windows primarily to allow the medical professional to view and update patient records.
The IV drip machine is plugged into the wall, and is operated by buttons on the front.
In reality, a huge number of modern IV drip machines plug into the wall for power and get their network connectivity via 802.11. This is to allow remote configuration and status monitoring.
The IV drip machine is plugged into the wall, and is operated by buttons on the front.