| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Multiple physiological parameter long-term ambulatory recorder | Is a | True | Recorder | Inferred relationship | Some |  | 
| Optokinetic nystagmus test, bidirectional, with recording | Direct device | False | Recorder | Inferred relationship | Some |  | 
| Positional nystagmus test with recording | Direct device | False | Recorder | Inferred relationship | Some |  | 
| Optokinetic nystagmus test, bidirectional, with recording | Using | False | Recorder | Inferred relationship | Some |  | 
| Positional nystagmus test with recording | Using | False | Recorder | Inferred relationship | Some |  | 
| Chart recorder | Is a | True | Recorder | Inferred relationship | Some |  | 
| ECG monitor and recorder | Is a | True | Recorder | Inferred relationship | Some |  | 
| Optokinetic nystagmus test, bidirectional, with recording | Using device | True | Recorder | Inferred relationship | Some | 1 | 
| Optokinetic nystagmus test, bidirectional, with recording | Using device | True | Recorder | Inferred relationship | Some | 2 | 
| Positional nystagmus test with recording | Using device | True | Recorder | Inferred relationship | Some | 1 | 
| Cardiac electrophysiologic stimulation and recording study | Using device | True | Recorder | Inferred relationship | Some | 2 | 
| Implantation of insertable loop recorder | Direct device | False | Recorder | Inferred relationship | Some | 1 | 
| Implantation of insertable loop recorder | Direct device | True | Recorder | Inferred relationship | Some | 1 | 
| Cardiac electrophysiologic stimulation and recording study | Using device | False | Recorder | Inferred relationship | Some | 2 | 
| Cardiograph | Is a | True | Recorder | Inferred relationship | Some |  | 
| Polysomnograph | Is a | True | Recorder | Inferred relationship | Some |  | 
| Electromyographic monitor and recorder | Is a | True | Recorder | Inferred relationship | Some |  | 
| Optokinetic nystagmus test, bidirectional, with recording | Using | False | Recorder | Inferred relationship | Some |  | 
| Positional nystagmus test with recording | Using | False | Recorder | Inferred relationship | Some |  |