Type	Name	Date
Indenture	Indenture, among Symbion, Inc., the guarantors party thereto, and U.S. Bank National Association, as trustee, relating to the 8.00% Senior Secured Notes Due 2016	06/20/2011
Indenture	Indenture, among Symbion, Inc., the guarantors party thereto, and U.S. Bank National Association, as trustee, relating to the 8.00% Senior PIK Exchangeable Notes Due 2017	06/20/2011
Registration rights agreement	Registration Rights Agreement, among Symbion, Inc., the guarantors party thereto, and Morgan Stanley & Co. LLC, Barclays Capital Inc. and Jefferies & Company, Inc	06/20/2011
Credit agreement	Credit Agreement, among Symbion Holdings Corporation, Symbion, Inc., the lenders party thereto from time to time, Morgan Stanley Senior Funding, Inc., as administrative agent and collateral agent, Morgan Stanley Bank, N.A., as swing line lender and issuing bank, and Barclays Capital and Jefferies Finance LLC, as co-syndication agents	06/20/2011