This is very helpful and confirms my 'take' on the whole co-redemption thing. I think every Xtian is called to co-redeem in some way.
Here is a few more you might enjoy.
University of Dayton has a wonderful Mary page that is linked many Vatican Documents
Enjoy....
http://campus.udayton.edu/mary//marypage21.html
http://www.marycoredemptrix.com/coredemptrix.html
http://www.marycoredemptrix.com/coredemptrix.html
I wish you a Blessed day!