| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Dental examination/treatment chair | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Blood donor chair/couch | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| General examination/treatment chair, electric | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| General examination/treatment chair, manual | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Flotation therapy chair | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Reclining chair | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Sitz bath chair | Is a | False | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Hemodialysis chair, electric | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Hemodialysis chair, manual | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Neurosurgical chair | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Podiatric chair, mechanical | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Podiatric chair, electric | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Mobile bariatric examination/treatment chair | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Ergonomic chair, healthcare provider | Is a | False | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Ophthalmic chair, electric | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Cardiopulmonary rehabilitation chair, manual | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Ear, nose and throat chair, mechanical | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Vestibulo-ocular function chair | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Ophthalmic chair, manual | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Ear, nose and throat chair, electric | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  | 
| Radiology examination/treatment chair | Is a | True | Examination/treatment chair | Inferred relationship | Existential restriction modifier |  |