| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Is a | Intrathecal injection of local anesthetic agent | false | Inferred relationship | Existential restriction modifier |  |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Direct substance | Local anesthetic | false | Inferred relationship | Existential restriction modifier |  |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Surgical action | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Procedure site | Subdural space structure | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Procedure site | Structure of nervous system | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Injection - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Procedure site | Entire spinal subarachnoid space | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Direct substance | Local anesthetic | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Procedure site | Structure of spinal cerebrospinal fluid pathway | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Surgical action | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Surgical action | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Surgical action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Surgical action | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Is a | Meninges operation | false | Inferred relationship | Existential restriction modifier |  |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Injection - action | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Injection - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Procedure site - Indirect | Subarachnoid space structure | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Direct substance | Substance | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Injection - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Injection - action | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Injection - action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Injection - action | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Injection - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Injection - action | false | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Procedure site - Direct | Subdural space structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Procedure site - Indirect | Structure of spinal subarachnoid space | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Procedure site - Indirect | Structure of meningeal space | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Direct substance | Local anesthetic | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Injection - action | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Procedure site - Indirect | Structure of meningeal space | false | Inferred relationship | Existential restriction modifier | 2 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Surgical action | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Procedure site - Direct | Subdural space structure | false | Inferred relationship | Existential restriction modifier | 1 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Direct substance | Local anesthetic | true | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Method | Injection - action | true | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Is a | Procedure on central nervous system | true | Inferred relationship | Existential restriction modifier |  |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Is a | Drug therapy | true | Inferred relationship | Existential restriction modifier |  |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Is a | Injection of substance | false | Inferred relationship | Existential restriction modifier |  |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Is a | Introduction of substance by body site | true | Inferred relationship | Existential restriction modifier |  |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Is a | Procedure on organ | true | Inferred relationship | Existential restriction modifier |  |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Is a | Injection into body site | true | Inferred relationship | Existential restriction modifier |  |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Procedure site - Indirect | Subdural space structure | true | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Has intent | Therapeutic intent | true | Inferred relationship | Existential restriction modifier | 3 |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Is a | Injection of anesthetic agent | true | Inferred relationship | Existential restriction modifier |  |  | 
| Injection of anesthetic substance, therapeutic, subdural, continuous | Is a | Local anesthesia | true | Inferred relationship | Existential restriction modifier |  |  |