| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Hip spica cast, both legs, device | Is a | True | Hip spica | Inferred relationship | Existential restriction modifier |  | 
| Hip spica cast, one leg, device | Is a | True | Hip spica | Inferred relationship | Existential restriction modifier |  | 
| Hip spica cast, one and one-half spica, device | Is a | True | Hip spica | Inferred relationship | Existential restriction modifier |  | 
| Application of hip spica cast | Direct device | False | Hip spica | Inferred relationship | Existential restriction modifier | 1 | 
| Application of hip spica cast, both legs | Direct device | False | Hip spica | Inferred relationship | Existential restriction modifier | 1 | 
| Ober-Yount fasciotomy, combined with spica cast, pins in tibia and wedging the cast | Direct device | False | Hip spica | Inferred relationship | Existential restriction modifier | 3 | 
| Ober-Yount fasciotomy, combined with spica cast, pins in tibia and wedging the cast | Direct device | False | Hip spica | Inferred relationship | Existential restriction modifier | 3 | 
| Application of hip spica cast | Direct device | False | Hip spica | Inferred relationship | Existential restriction modifier | 1 | 
| Ober-Yount fasciotomy, combined with spica cast, pins in tibia and wedging the cast | Direct device | True | Hip spica | Inferred relationship | Existential restriction modifier | 3 | 
| Application of hip spica cast | Direct device | True | Hip spica | Inferred relationship | Existential restriction modifier | 1 | 
| Application of hip spica cast | Direct device | True | Hip spica | Inferred relationship | Existential restriction modifier | 2 | 
| Ober-Yount fasciotomy, combined with spica cast, pins in tibia and wedging the cast | Direct device | True | Hip spica | Inferred relationship | Existential restriction modifier | 4 |