You're holding it the wrong way. ;)
Threads are in processes, not the other way around, so it's hard to be sure what you're asking (have you confused the question, the concept or the helper?).
Here's a CP starter project on threading in VB.NET:
Introduction to making multithreaded VB.NET Apps
So, if you've read through the above and you're still thinking it's not working, perhaps clarify your question a little as to what you expect, exactly what you get (including any errors) and we'll see what we can do.