Patents
Patents for A61B 3 - Apparatus for testing the eyes; Instruments for examining the eyes (22,654)
10/1991
10/24/1991DE4017419A1 Vorrichtung zur laserbehandlung des augenhintergrundes Device for laser treatment of the eye fundus
10/24/1991DE4012456A1 Vorrichtung fuer den binokulartest eines probanden Device for the binokulartest a proband
10/22/1991US5058596 Ophthalmological measurement method and apparatus
10/17/1991WO1991015150A1 Apparatus for observation of the eye, comprising means for reversing the image
10/16/1991EP0203939A4 Head-borne binocular indirect ophthalmoscope with integrated integrated telescope
10/15/1991US5056522 Supersonic ophthalmic measuring apparatus
10/15/1991CA1290590C Double scanning optical apparatus and method
10/10/1991DE4108435A1 Fixation-monitoring equipment for ophthalmic examination - uses rotary mark structure identifiable only on foveal fixation
10/10/1991DE4108403A1 Spherical perimeter with reflective fixation security - periodically rotates hemisphere together with fixing point and projector carrier about vertical axis
10/08/1991US5054924 Method for extracting long-equivalent wavelength interferometric information
10/08/1991US5054908 Method and apparatus for evaluating human visual function
10/08/1991US5054907 Ophthalmic diagnostic apparatus and method
10/08/1991US5054906 Indirectly illuminating ophthalmological speculum
10/03/1991WO1991014393A1 Disposable anticontamination tonometer tip cover or cap
10/01/1991US5053207 Sterilizer device for tonometer tips
10/01/1991US5052795 Measuring ophthalmoscope and ophthalmoscopic procedure
10/01/1991US5052401 Product detector for a steady visual evoked potential stimulator and product detector
09/1991
09/29/1991CA2039450A1 Disposable anticontamination tonometer tip cover or cap
09/25/1991CN1054709A Electronically lighting technology for diamond
09/24/1991US5050983 Visual testing method and apparatus
09/18/1991EP0447067A1 Device for mapping corneal topography
09/18/1991EP0447047A2 Ophthalmological measurement apparatus
09/18/1991CN1054529A Optometry shadow test tube
09/17/1991US5048947 Process for measuring eye movement
09/17/1991US5048946 Spectral division of reflected light in complex optical diagnostic and therapeutic systems
09/17/1991US5048526 Gas jet shooting device for use with a non-contact tonometer
09/14/1991WO1991013583A1 Compact keratoscope with interchangeable cones
09/11/1991EP0446044A2 Simultaneous stereo fundus camera
09/11/1991EP0445459A1 Technique for monitoring magazine readers
09/11/1991CN2084363U Changable prism
09/10/1991US5046836 Diagnostic indirect ophthmalmoscopy contact lens system
09/10/1991US5046835 Apparatus for testing visual functions of human eyes
09/10/1991US5046507 Tear production measuring sheet and package therefor
09/10/1991US5046257 Determining and marking apparatus and method for use in optometry and ophthalmology
09/09/1991CA2037702A1 Simultaneous stereo fundus camera
09/05/1991WO1991012764A1 Apparatus and method for visual-field testing
08/1991
08/27/1991US5042940 Optical measuring apparatus for examining eye
08/27/1991US5042939 Laser scanning type eye fundus camera
08/27/1991US5042938 Apparatus for measuring length of visual line length, depth of anterior chamber, thickness of crystal lens, etc.
08/27/1991US5042937 Optical system for an ophthamological instrument for examination of pupillary responses
08/27/1991US5042930 Optical system which allows coincident viewing, illuminating and photographing
08/27/1991US5042484 Air puff type tonometer
08/27/1991US5042483 Noncontact type tonometer
08/16/1991CA2010258A1 Apparatus for testing dark adaptation
08/14/1991CN2082601U Variable object distance random dot-pattern stereo visual detector
08/06/1991US5037194 Ophthalmologic apparatus and method of compounding the image of an eye to be examined
08/06/1991US5037193 Bifocal segment demonstration and measuring apparatus
07/1991
07/31/1991EP0215818B1 Iris recognition system
07/30/1991US5036347 Visual line detecting device and camera having the same
07/30/1991US5035500 Automated ocular perimetry, particularly kinetic perimetry
07/25/1991DE4001893A1 Optical system for forming image of nerve cells of retina - utilises phase difference of infrared radiation, made visible via interference or polarisation microscope
07/23/1991US5033841 Ophthalmological instrument
07/23/1991US5033840 Interpupillary distance measuring device with no moving parts
07/17/1991EP0437049A2 Antennae for high-resolution magnetic resonance imaging
07/16/1991US5032020 Ophthalmological instrument
07/16/1991US5031632 Method for the instrumentation of sizes of retinal vessels in the fundus and apparatus therefor
07/16/1991US5031623 Non-contact tonometer
07/16/1991US5031622 Disposable anticontamination tonometer tip cover or cap
07/12/1991WO1991010394A1 Imaging apparatus and methods utilizing scannable microlaser source
07/12/1991CA2048693A1 Imaging apparatus and methods utilizing scannable microlaser source
07/11/1991WO1991009564A1 Ophthalmic diagnostic apparatus and method
07/09/1991CA1286017C Apparatus for monitoring the eyes of an operator
07/02/1991US5029220 Optical joint correlator for real-time image tracking and retinal surgery
07/02/1991US5028802 Microscopes
07/02/1991US5027819 Measurement of visually induced biomagnetic responses
06/1991
06/26/1991EP0434289A1 Motion detector
06/26/1991EP0433834A1 Contact glass for transsclerotic/transchoroidal ophthalmotherapy with lightbeams, particularly laserbeams
06/26/1991EP0433384A1 Apparatus and method for monitoring television viewers
06/25/1991US5026151 Visual function tester with binocular vision testing
06/25/1991US5025785 Noninvasive
06/19/1991CN1052251A Multifunctional objective sight automatic detector
06/18/1991US5024520 Ophthalmic measurement apparatus
06/18/1991US5024519 Apparatus and method for visual-field testing
06/18/1991US5024518 Ophthalmic contact lens with internal fixation light for examination of the optic nerve
06/13/1991DE4039145A1 Eye line of sight evaluation system - detects variation point between two signal levels for light reflected by iris and eye background
06/12/1991EP0431153A1 Contact glass.
06/12/1991CN2078596U Instrument for examining achromatopsia
06/11/1991US5022749 Auxiliary instrument for examining eyes
06/06/1991WO1991008502A1 Single aperture confocal scanning biomicroscope
06/06/1991DE4037908A1 Line=of=sight recognition device for photographic viewfinder - uses corrected video data from corneal reflection to address selected imager corresp. to focus recognition zone
06/06/1991DE3940158A1 Method of testing ability to distinguish colours - involves subjecting patient's eyes to different colour spectra
06/06/1991CA2070645A1 Single aperture confocal scanning biomicroscope
06/05/1991EP0429555A1 Device for detecting keratoconjunctivitis sicca
06/04/1991US5020891 Single aperture confocal scanning biomicroscope and kit for converting single lamp biomicroscope thereto
05/1991
05/29/1991WO1991007908A1 Method for diagnosing deficiencies and expanding a person's useful field of view
05/29/1991EP0428604A1 Automated ocular perimetry, particularly kinetic perimetry.
05/29/1991DE4037907A1 Sight direction detection arrangement - forms image of light reflected from eye on line sensor, corrects for individual dispersion
05/28/1991US5018851 Slit illuminating apparatus
05/28/1991US5018850 Illuminated ring device
05/23/1991DE3938465A1 Aligning of spectacle lens with optical axis of patient's eye - using auxiliary disc with grid markings, bonded to light alloy material support disc
05/22/1991EP0428450A1 Laser scanning type eye fundus camera
05/21/1991US5016854 Height adjustable supporting device for an instrument
05/21/1991US5016643 Vascular entoptoscope
05/16/1991WO1991006240A1 A diagnostic indirect ophthalmoscopy contact lens system
05/15/1991EP0426795A1 Photographic attachment and shutter device for a binocular microscope.
05/15/1991EP0426690A1 Method for measuring the rotation of an asymmetric contact lens
05/14/1991US5014707 Apparatus for measuring and evaluating the inherent fluorescent spectra of organic tissue surfaces
05/14/1991CA1284049C Vision tester with color-corrected illuminating system
05/08/1991EP0426558A1 Keratometry procedure and automatic measurement and apparatus to implement said procedure
05/08/1991EP0426307A2 Tear test strip