It’s called an Article 5 convention, but don’t say it too loud because there’s some who believe that it would be an invitation for Satan to appear and obuma to march his fat welfare momma brigade across the nation and eat everyone.
Here’s a brief synopsis:
http://en.wikipedia.org/wiki/Article_Five_of_the_United_States_Constitution
OK, now what would the wording be that would apply to reversing forever Obamacare?