Making multiple operating rooms available in a back-to-back fashion, so that a surgeon can move quickly from one case to the next, is known as flipping, or double teaming. Advantages and disadvantages of flipping ORs, and suggestions for how to establish criteria to determine which surgeons are eligible to request flipping, are discussed in this article.
Source: Patterson, P. (2010, Dec.). Flipping ORs: Does this common practice make business sense? OR Manager, 26(12), 1, 6-8. Full text here: http://www.ormanager.com/wp-content/uploads/pdf/ORMVol26No12FlippingORs.pdf (last accessed 7/9/15).