Convert Multiple Surfaces To One Smooth Surface

[m.morcielago]

Hello everybody
I want to Convert Multiple Surfaces To One Smooth Surface on this file.
Please take a look at this picture :


I have this file that created with 3D scan And I want to convert these pieces of surface to one smooth and seamless surface.
I want to remove these lines and make it smooth
How can I do it?
p.s ( I attached iges file on mediafire upload center"I couldn't upload it here because of errors )

http://www.mediafire.com/file/7cyvwxlmw44zqw9/39-new.rar

 

[MrCATIA]

You can use Join to merge the surfaces together. If there are gaps, try Healing to merge the surfaces.

Depending on what you will use the surface for; you might want to sub-divide the foot into 3 or 4 surfaces, especially if there are any non-tangent edges, such as the sole (bottom of the foot).