2007 ICD-9-CM Procedure 84.72 Application of external fixator device, ring system 84.72 is a specific code that can be used to specify a procedure 84.72 contains 6 index entries View the full Volume 3 84.* hierarchy 84.72 also known as: Ilizarov type Sheffield type 84.72 excludes: monoplanar device or system (84.71) other hybrid device or system (84.73) Index entries containing 84.72: Application external fixator device (bone) 78.10 Ilizarov type 84.72 ring device or system 84.72 Sheffield type 84.72 Fixator, external Ilizarov type 84.72 ring device or system 84.72 Sheffield type 84.72