Columbia Cheek Retractor Columbia Cheek Retractor CRC The Columbia Cheek Retractor is used to hold mucoperiosteal flaps, cheeks, lips and tongue away from the surgical area, 5.4" long. Where to Buy x Category - Any - Dealer Partners Sales Representative Strategic Markets Schools Representative Accutronâ„¢ Equipment Sales Zip Code Find Representative Reset No results found. Please try a different search or explore: Sales Representatives | Dealer Partners | Strategic Markets | Schools | Accutron