| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Three-quarter cast | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Soft Cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Fiberglass cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Body cast, halo type, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Shoulder cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Full arm cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Below elbow cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Full leg cast, device (physical object) | Is a | False | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Cylinder cast, thigh to ankle, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Long leg cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Short leg cast below knee to toes, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Clubfoot cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Spica cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Patellar tendon bearing cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Boot cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Sugar tong cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Gauntlet cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Body cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Plaster cast, device | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Cast boot, device (physical object) | Is a | False | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Replacement of cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Cast care | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Care of wet cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Removal and replacement of cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Cast removal | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Application of static cast brace | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Application of humeral cast brace | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Application of forearm cast brace | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Application of tibial cast brace | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Cast care | Direct device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Care of wet cast | Direct device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Application of functional cast brace | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Application of upper limb cast brace with elbow hinges | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Application of forearm cast brace with wrist hinges | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Application of above knee cast brace with knee hinges | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Application of below knee cast brace with ankle hinges | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Application of long leg cast brace with knee and ankle hinges | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Application of cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Application of cast brace | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Application of cast, sugar tong | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Closed reduction of fracture AND application of cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Closed reduction of dislocation AND application of cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Osteotomy, subtrochanteric, with external fixation and cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Osteotomy, intertrochanteric, with external fixation and cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Application of cast, plaster splint | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Intertrochanteric osteotomy with internal fixation and cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Subtrochanteric osteotomy with internal fixation and cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Primary open reduction spinal fracture and cast stabilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision to open reduction spinal fracture and cast stabilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Primary open reduction of fracture and cast immobilization | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 3 | 
| Revision to open reduction of fracture and cast immobilization | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Primary open reduction of fracture dislocation and cast immobilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Primary closed reduction of fracture dislocation and cast immobilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision to closed reduction of fracture dislocation and cast immobilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision to open reduction of fracture dislocation and cast immobilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Immobilization by cast NOS | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Removal and replacement of cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Removal and replacement of cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Primary closed reduction of fracture and cast immobilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Primary open reduction of fracture and cast immobilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision to closed reduction spinal fracture and cast stabilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Primary closed reduction spinal fracture and cast stabilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision to closed reduction of fracture and cast immobilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision to closed reduction spinal fracture and cast stabilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Revision to open reduction of fracture dislocation and cast immobilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Revision to closed reduction of fracture and cast immobilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision to open reduction spinal fracture and cast stabilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Primary open reduction spinal fracture and cast stabilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Primary open reduction of dislocation and cast immobilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Revision to closed reduction of fracture dislocation and cast immobilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Cast brace | Is a | True | Cast device | Inferred relationship | Existential restriction modifier |  | 
| Application of cast | Direct device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision to open reduction of fracture and cast immobilization | Direct device | True | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Closed reduction of fracture AND application of cast | Direct device | True | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Closed reduction of dislocation AND application of cast | Direct device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision to closed reduction of dislocation and cast immobilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision to closed reduction of fracture dislocation and cast immobilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Immobilization by cast NOS | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Subtrochanteric osteotomy with internal fixation and cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Osteotomy, subtrochanteric, with external fixation and cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Primary closed reduction of dislocation and cast immobilization | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Primary cast stabilization of spinal fracture | Using device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Replacement of cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Intertrochanteric osteotomy with internal fixation and cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Application of cylinder cast, thigh to ankle | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Osteotomy, intertrochanteric, with external fixation and cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Application of long leg cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Application of rigid total contact leg cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Primary cast stabilization of spinal fracture | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Application of long leg cast | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Replacement of cast | Direct device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Primary open reduction of fracture dislocation and cast immobilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Application of cylinder cast, thigh to ankle | Direct device | False | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision to closed reduction of dislocation and cast immobilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Cast removal | Direct device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Primary closed reduction of dislocation and cast immobilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Primary closed reduction of fracture dislocation and cast immobilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 2 | 
| Revision to open reduction of fracture dislocation and cast immobilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision to closed reduction of fracture dislocation and cast immobilization | Using device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Application of rigid total contact leg cast | Direct device | True | Cast device | Inferred relationship | Existential restriction modifier | 1 | 
| Osteotomy, subtrochanteric, with external fixation and cast | Direct device | True | Cast device | Inferred relationship | Existential restriction modifier | 2 |