Originally Posted by meiya777
A zig-zag pattern? So it will look like a spring, it lengthen (straightened) while hanging, but if the hang is removed, it will back to the original size, or the spring will get straight and make a permanent length gain?

Not what I was referring to. In surgery there is something called a “Z Incision” that is used to elongate tissues (usually scar tissue or tendons).