| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Mobile image intensifier (physical object) | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Fluoroscopic x-ray system | Is a | True | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Fluoroscopic x-ray system image recording unit | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Fluoroscopic x-ray system table, non-powered | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Fluoroscopic x-ray system table, powered | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Fluoroscopic x-ray system fluorescent screen (physical object) | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Angiographic x-ray system application software (physical object) | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Fluoroscopic x-ray system application software (physical object) | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Angiographic x-ray system operation software (physical object) | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Fluoroscopic x-ray system operation software | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Breath-hold system | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Breath-hold system base station (physical object) | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Breath-hold system remote display (physical object) | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Breath-hold system patient belt, pneumatic (physical object) | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| Breath-hold system patient belt, mechanical | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  | 
| C-arm drape | Is a | False | Radiographic-fluoroscopic unit, device (physical object) | Inferred relationship | Some |  |