New solutions frequently come from old ones.
Innovation often emerges when an old method meets a new need.
Innovation often needs do nothing more than take a technique created for one purpose and suit it to another. Innovation is quite frequently a process of borrowing and repurposing from one area to create new or better ways of doing valued things in another.
If you’re feeling stuck in solving for a new need, look for inspiration in old methods in different areas.
Inspiration leads to integration which leads to innovation.