How can we create helical trajectory of any cross-section in Pro/E or Creo?

What is the way to create helical trajectories (other than circular) plan(top view) in Pro/E or Creo?

3 Answers

:) Not so good with Creo... but this should work fine.. :)

check this too. 434&KW=helix&TPN=1
see this link
trajpar and graph features are required for those.