Which design innovation was specifically introduced to make insulin delivery more affordable and accessible in developing countries?

The design of medical devices has evolved dramatically over the decades, with innovations aimed at improving patient outcomes, usability for healthcare professionals, and accessibility. This poll tests your knowledge about a groundbreaking design approach that revolutionized a common medical device, making it more accessible to patients worldwide.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

The Penpal insulin pen with reusable components and low-cost cartridges
The Frio cooling case that keeps insulin viable without refrigeration
The Rotaject rotating injection system with biodegradable materials
The Timesulin cap that tracks time since last injection