| U.S. ORIENT L.L.C. | 
                        L03000013240 | 
                        INACT | 
                    
                    
                        | U.S. ORIENT LLC | 
                        L03000041814 | 
                        INACT | 
                    
                    
                        | U.S. ORIENT INC. | 
                        P03000042298 | 
                        INACT | 
                    
                    
                        | US ORION LLC | 
                        L17000224634 | 
                        INACT | 
                    
                    
                        | US ORLANDO, LLC | 
                        M24000003596 | 
                        InActive | 
                    
                    
                        | USORLANDO1966 LLC | 
                        L25000411246 | 
                        Active | 
                    
                    
                        | US OR NUFFIN ENT COMPANY | 
                        P21000019608 | 
                        INACT | 
                    
                    
                        | US OR NUFFIN ENT COMPANY | 
                        P23000084127 | 
                        INACT/UA | 
                    
                    
                        | USORTHO G.P. INC. | 
                        P00000063962 | 
                        INACT | 
                    
                    
                        | USORTHO L.P. INC. | 
                        P00000063961 | 
                        INACT | 
                    
                    
                        | US ORTHOPAEDICS - CK HOLDINGS, LLC | 
                        L09000081550 | 
                        INACT | 
                    
                    
                        | US ORTHOPAEDICS-MBERTRAMIII, LLC | 
                        L09000113522 | 
                        INACT | 
                    
                    
                        | U.S. ORTHOPEDICS, INC. | 
                        P11000008052 | 
                        InActive | 
                    
                    
                        | U.S. ORTHOPEDICS, INC. | 
                        P13000032458 | 
                        INACT | 
                    
                    
                        | US ORTHOPEDICS AND LABS, INC. | 
                        P06000150883 | 
                        INACT | 
                    
                    
                        | U.S. ORTHOTICS, INC. | 
                        622218 | 
                        Active | 
                    
                    
                        | U.S.O.S. INC. | 
                        P03000063207 | 
                        INACT | 
                    
                    
                        | USOSC HOLDINGS, INC. | 
                        F98000001051 | 
                        INACT | 
                    
                    
                        | USOSC HOLDINGS, LLC | 
                        M05000005618 | 
                        INACT | 
                    
                    
                        | USO'S HUT LLC | 
                        L23000464315 | 
                        INACT |