| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Reinsertion of holter valve into brain | Direct device | False | Holter valve, device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision of Holter valve | Direct device | True | Holter valve, device | Inferred relationship | Existential restriction modifier | 1 | 
| Drainage of ventricle of brain using Holter valve | Using | False | Holter valve, device | Inferred relationship | Existential restriction modifier | 1 | 
| Insertion of Holter valve | Using | False | Holter valve, device | Inferred relationship | Existential restriction modifier | 2 | 
| Insertion of Holter valve | Direct device | False | Holter valve, device | Inferred relationship | Existential restriction modifier | 1 | 
| Drainage of ventricle of brain using Holter valve | Using device | False | Holter valve, device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision of Holter valve | Direct device | False | Holter valve, device | Inferred relationship | Existential restriction modifier | 1 | 
| Reinsertion of holter valve into brain | Direct device | True | Holter valve, device | Inferred relationship | Existential restriction modifier | 1 | 
| Drainage of ventricle of brain using Holter valve | Using device | True | Holter valve, device | Inferred relationship | Existential restriction modifier | 1 | 
| Insertion of Holter valve | Direct device | True | Holter valve, device | Inferred relationship | Existential restriction modifier | 1 | 
| Revision of Holter valve | Direct device | False | Holter valve, device | Inferred relationship | Existential restriction modifier | 1 |