I'm not exactly sure what you mean but it looks allot like some of my earlier designs:
http://community.webshots.com/album/30591091AJTJcfZzkJ
You can't see the inside but the chanel patern was quite simmilar.
After much time this is what it ended up as:
http://community.webshots.com/album/35111553UecmAe
and here it is against a maze 2:
http://community.webshots.com/album/38150901opPARw