| Inbound Relationships | 
Type | 
Active | 
Source | 
Characteristic | 
Refinability | 
Group | 
| Eye spud/needle | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eyelid clamp | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eyelid thermal pulsation system applicator | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eyelid thermal pulsation system control unit | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eyelid weight, external | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eyelid weight, implantable | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eye-surface lavage system | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Felt tangent screen | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Fluorescein strip | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Intraocular gas cylinder regulator | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Intraocular pressure-reducing ball | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Intraocular pressure-reducing system | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Iris retractor, reusable | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Iris retractor, single-use | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Amsler grid | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Lacrimal dilator, reusable | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Lacrimal dilator, single-use | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Lacrimal intubation set | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Lacrimal punctum plug | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Lacrimal sac retractor, self-retaining | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Lacrimal tube | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Hess-screen | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Gonioscope | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic ring | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic cannula | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Device associated with keratomes | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Device associated with phacoemulsification/vitrectomy systems | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Diagnostic ophthalmic lens | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Extraocular image-magnifying lens | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Device associated with corneal trephine systems | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Device associated with ophthalmic cryosurgical systems | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic operating table | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic physiology analyzer/analysis system | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Lacrimal endoscope | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Corneal bur, rust ring removal | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Corneal bur manual instrument | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Corneal bur system, battery-powered | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Corneal bur system, line-powered | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic clip | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic curette | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Orbital depressor | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eye dropper, reusable | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eye dropper, single-use | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Electrooculograph electrode | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Electroretinograph electrode | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic electrosurgical diathermy system generator, line-powered | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Evoked-potential graphic recording system | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic microscope | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic surgical microscope | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic suturing needle | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eye patch | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ocular plethysmograph | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eye probe | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Trabeculotomy probe | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Slit lamp | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eye snare | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic table, line-powered | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Operating table system table top, ophthalmic | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Instrument warmer | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Programmable eye-medication dose dispenser application software | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Programmable eye-medication dose dispenser | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Lacrimal probe, reusable | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Lacrimal probe, single-use | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Lens loop | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic electrosurgical diathermy system, line-powered | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Visual evoked-potential electrode | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Corneal topography system application software | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic electrosurgical diathermy system generator, battery-powered | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic electrosurgical diathermy system, battery-powered | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Corneal bur handpiece, line-powered | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Corneal bur handpiece, battery-powered | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Corneal bur, abrasion | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic table, manual | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic surgical instrument handle, manual | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic surgical drape | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eye spatula, reusable | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic fiberoptic light instrument, single-use | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic anesthesia needle | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Corneal topography system analyzer | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic fiberoptic light instrument, reusable | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Haidinger brush imager | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Automated retinopathy analysis system application software | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Spectral-domain optical coherence tomography system | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Multi-purpose digital medical camera | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Multi-purpose digital medical camera calibrator | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eye spatula, single-use | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Intense pulsed light dry eye therapy unit | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ocular neuromodulator | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Multi-purpose digital medical camera lens, extraocular | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Multi-purpose digital medical camera lens, intraocular, visible/infrared light | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Multi-purpose digital medical camera lens, intraocular, fluorescent angiography | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Eye heat therapy pack | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic surgical microscope data overlay unit | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Glaucoma shunt | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic laser system | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic hook | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic knife | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic scissors | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ocular dressing | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic forceps | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  | 
| Ophthalmic surgical procedure kit | 
Is a | 
False | 
Ophthalmic device | 
Inferred relationship | 
Existential restriction modifier | 
  |