Curlipse – 3Ds Max Shape Object
3Ds Max plugin for creating shape objects like open/closed flat or 3D elliptical or circular spline helixes.
Also, using Curlipse, you can create N-gon shapes with a lot of options.
Also, unlike the standard helix shape, Curlipse generates a valid curved shape with the ability to specify interpolation steps.
Curlipse is included in a pack with Fusion plugin