Patents
Patents for A61B 3 - Apparatus for testing the eyes; Instruments for examining the eyes (22,654)
12/1990
12/05/1990CN2066716U Early diagnosis for ophthalmopathy
11/1990
11/27/1990US4974010 Focus control system
11/27/1990US4973149 Eye movement detector
11/27/1990US4972836 Motion detector for high-resolution magnetic resonance imaging
11/27/1990CA1276828C System and method of detecting visual field defects
11/22/1990EP0397962A1 Topography measuring apparatus
11/22/1990DE4015901A1 Eye fundus camera using either visible or IR light - has shutter arranged in optical illumination system and in conjugated position to fundus
11/20/1990US4971434 Method for diagnosing deficiencies in and expanding a person's useful field of view
11/14/1990EP0397377A1 Method and apparatus for discriminating eye fundus blood vessels
11/14/1990CN2065463U Complex measuring instrument for vehicle driver physiological function
11/14/1990CN2065459U Laser optometry device
11/12/1990WO1990013255A1 Photographic attachment and shutter device for a binocular microscope
11/08/1990DE4006324A1 Testing patient's defective vision - involves formation on sharp image on cornea of eye
11/07/1990EP0396472A1 Means for evaluation and control of visual capacities
11/07/1990EP0395831A1 Topography measuring apparatus
11/06/1990US4968131 Visual acuity test device and method of preparing same
11/06/1990US4968130 Laser beam scanning type ophthalmological instrument
11/06/1990CA1275825C Double scanning optical apparatus
11/01/1990WO1990012533A1 Lens useful as a keratoscope
10/1990
10/31/1990EP0395478A1 Automatic pupillometer entirely static
10/30/1990US4966453 Four-channel anomaloscope
10/27/1990WO1990012534A1 Device for monitoring body functions
10/24/1990EP0393055A1 Measuring light intensity variations
10/23/1990US4964717 Ophthalmic image stabilization system
10/23/1990US4964715 Comparative surgical keratometer
10/18/1990DE3744845C2 Surface pivoted horizontally into working position with simultaneous rotation
10/17/1990EP0392744A1 Ophthalmological measurement method and apparatus
10/17/1990EP0392743A1 Ophthalmological measurement method and apparatus
10/17/1990EP0392742A1 Ophthalmological measurement method and apparatus
10/16/1990US4963722 Method of storing a consumed amount in a card memory
10/16/1990US4963014 Ophthalmoscope
10/10/1990EP0391109A2 Tear production measuring sheet and package therefor
10/10/1990CN2063399U Colour multifunction contrast sensitivity tester
10/09/1990US4961640 Method and apparatus of treatment of symptoms of the Irlen syndrom
10/02/1990US4960327 Optical system in a lasar scanning eye fundus camera
10/01/1990WO1990011716A1 Optical spacing device
10/01/1990CA2049331A1 Optical spacing device
09/1990
09/26/1990EP0389120A1 Ophthalmological diagnosis method
09/26/1990CN2062602U Multipurpose rule for ophthalmologic diagnosis
09/25/1990US4958925 Eye movement measurement device with multiple light emitting and detecting elements
09/25/1990CA1274412A1 Method and system for detecting, characterizing and monitoring optic nerve disease
09/18/1990US4957360 Ophthalmic disease detection apparatus
09/18/1990US4957113 Method for detecting cataractogenesis using quasi-elastic light scattering
09/12/1990EP0386927A1 Ophthalmological diagnosis apparatus
09/12/1990CN2061825U Sight standard for eye optometry
09/04/1990US4953970 Self examination device
09/04/1990US4953968 Automated visual assessment system with steady visual evoked potential stimulator and product detector
08/1990
08/28/1990US4952050 Ophthalmological diagnosis method and apparatus
08/28/1990US4952049 Apparatus for measuring the refraction of eye
08/28/1990US4951683 Device for detecting keratoconjunctivitis sicca
08/28/1990US4951671 Tonometry apparatus
08/28/1990US4951670 Non-contact eye pressure meter
08/23/1990WO1990009142A1 Scanning laser vitreous camera
08/23/1990DE4001179A1 Non-invasive measurement of pressure - using pressure transducers positioned against elastic vessel wall in triangular arrangement with additional central transducer
08/22/1990EP0382808A1 Device for producing an image of an object.
08/22/1990EP0382807A1 Device for producing an image of an object.
08/22/1990CN2060654U Ophthalmoscope
08/21/1990US4950070 Ophthalmological diagnosis method and apparatus
08/21/1990US4950069 Eye movement detector with improved calibration and speed
08/21/1990US4950068 Ophthalmic disease detection apparatus
08/21/1990CA1272901A1 Eye movement measuring apparatus
08/15/1990CN2060335U Thickness meter for cornea
08/14/1990US4948062 Sterile film dispenser for applanating tonometer
08/14/1990US4947849 Non-contact type tonometer
08/14/1990US4947848 Dielectric-constant change monitoring
08/09/1990WO1990008523A1 Medical apparatus for treating the eyes
08/09/1990WO1990008500A1 Medical apparatus for examining and treating the eye
08/09/1990DE4003211A1 Stereo-camera for eye examination - incorporates optical system to project markings onto film
08/08/1990EP0380555A1 Method and apparatus for detecting cataractogenesis.
08/07/1990US4945913 Single chamber acoustical tonometer
08/02/1990DE3902410A1 Medizinisches geraet zur untersuchung und behandlung des auges Medical examination and treatment geraet to the eye
08/01/1990EP0380260A2 Ophthalmic measurement apparatus
08/01/1990EP0380221A2 Ophthalmological measurement apparatus
08/01/1990EP0380197A1 Ophthalmic measurement apparatus
08/01/1990EP0379543A1 Device for observing objects and for recording the topography.
08/01/1990CN1044214A Full view gonioscope
07/1990
07/31/1990US4944585 Device for measuring pupillary distance
07/31/1990US4944303 Noncontact type tonometer
07/26/1990WO1990007902A1 Device for detecting keratoconjunctivitis sicca
07/25/1990CN2059575U Bulbar conjunctiva microcirculation tester
07/25/1990CN2059574U Measuring instrument of dark adaption
07/24/1990US4943162 Astigmatic self-refractor and method of use
07/24/1990US4943151 Scheiner-principle vernier optometer
07/24/1990CA1271936A1 Scanning keratometers
07/17/1990US4941741 Ophthalmic disease detection apparatus
07/11/1990CN1008685B Evoked potential autorefractometry system
07/10/1990US4940323 Light stimulator
07/04/1990EP0376470A1 Ophthalmic measuring apparatus
07/04/1990EP0375698A1 Ophthalmic image stabilization system
07/03/1990US4938584 Ophthalmic diagnostic method and apparatus
06/1990
06/27/1990EP0374306A1 Apparatus and method for determining contact lenses
06/27/1990EP0374204A1 System for determining visual range
06/26/1990US4936673 Diffusion platelet in combination with a slit lamp
06/26/1990US4936056 Ophthalmic lens centering and mounting device
06/20/1990EP0373788A2 Ocular refracting power measuring system
06/19/1990US4934809 Lens positioning device for indirect biomicroscopy of the eye
06/13/1990CN1042830A Monocular and binocular helmeted eyesight-correstion training instrument with an automatic zoomar
06/12/1990US4933756 Eye fundus camera
06/12/1990US4932774 Illuminating system of ophthalmological instrument
06/06/1990EP0371590A1 Non-contact ultrasonic tonometer