Elise Sørensen dedicated herself to designing and developing a more effective and user-friendly colostomy bag. The process involved experimentation with different materials and designs to create a secure, leak-proof, and discreet appliance.

While specific details about collaborators are limited, it's highly probable that Sørensen worked with medical professionals and perhaps even engineers to refine her design. Feedback from patients and experts likely played a crucial role in perfecting the colostomy bag.