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| Number | Title | Issue Date |
| 7618372 | Laser guided eye measuring device and method for using Laser guided fixation system and method for assuring alignment, constant pressure, and stationary positioning during ultrasound measurement of the eye: The invention employs a stable multi-purpose platform that carries a prior art ultrasonic probe used to measure th... | 11/17/2009 |
| 7296894 | Fundus camera having scanned illumination and pupil tracking An apparatus (100) for obtaining an image of the eye, has an alignment section (160) for aligning the pupil of the eye along an optical axis and a pupil sensor (170) for identifying pupil location and dimensions. An illumination section (112 | 11/20/2007 |
| 7285096 | Ultrasound probe positioning immersion shell An ophthalmologic appliance being an ultrasound probe positioning immersion shell for use in ultrasonic measurement of axial length of the eye ophthalmology and other procedures. Support members in an upper chamber and a lower chamber each provides accommodating sup... | 10/23/2007 |
| 7255678 | High frequency, high frame-rate ultrasound imaging system A system for producing an ultrasound image comprises a scan head having a transducer capable of generating ultrasound energy at a frequency of at least 20 megahertz (MHz), and a processor for receiving ultrasound energy and for generating an ultrasound image at a fr... | 08/14/2007 |
| 7241011 | Fundus imaging system An apparatus (220) for obtaining a scanned image of an eye has a reference locator for pupil alignment apparatus along an optical axis. A pupil profiling apparatus for obtaining an outline of the pupil has a pupil profiling light source (176), a sensor... | 07/10/2007 |
| 7219997 | Method and apparatus for three dimensionally displaying eyeground and measuring coordinates thereof Presented are a shape measuring step (A) in which the size L of an eyeball 1 and the shape R of the eyeground 2 are measured, an eyeball setting step (B) for setting an eyeball template 3, an eyeground image taking step (C) for taking images of ... | 05/22/2007 |
| 7128720 | Ultrasonic finger probe An ultrasonic finger probe including: a body having an ultrasonic transducer disposed therein, the ultrasonic transducer being operatively connected to an ultrasonic generator; and a securing device for securing the body to one or more fingers of an operator. ... | 10/31/2006 |
| 7065394 | Guide catheter A guide catheter has properties that promote enhanced visibility of the guide catheter using fluoroscopic or ultrasonic imaging techniques. The tip of the guide catheter may incorporate a material that is both fluoro and echo visible. The first material also may be ... | 06/20/2006 |
| 7048690 | Precision ultrasound measurement for intraocular lens placement Visual displays of the geometry and/or topography of a portion of the eye is obtained from data generated during a number of angularly spaced scans taken across a meridional coronal section or of a marginal sector of the anterior surface of the eye, the data being p... | 05/23/2006 |
| 6949071 | Method for exploring and displaying tissue of human or animal origin from a high frequency ultrasound probe A method for displaying scanned ultrasound images of tissue employs an apparatus including an ultrasound probe mounted to a mechanical head. A three-dimensional positioning system mounts the head for positioning the probe in proximate orthogonal relation to the tiss... | 09/27/2005 |
| 6942686 | Regulation of cerebral blood flow by temperature change-induced vasodilatation A method for enhancing cerebral blood flow in a patient. The patient's baseline cerebral blood flow is measured. An artery of the patient is cooled or warmed to produce vasodilatation of the artery. The artery is typically one or more of the left or right common car... | 09/13/2005 |
| 6939298 | Device and method for monitoring aqueous flow within the eye The present invention provides a device and method for monitoring the flow of aqueous humor within the eye. The invention provides that the aqueous flow rate and/or pattern within the anatomical structures of the eye can be determined by monitoring a traceable compo... | 09/06/2005 |
| 6923767 | Scanning system along an arciform trajectory with a variable bending radius The scanning system of the invention includes a structure driven in rotation around a first axis, a structuremounted rotating on the structure around an axis parallel to the first axis, a structure for supporting an echographic probe mounted rotating on the structur... | 08/02/2005 |
| 6923821 | Microkeratome blades and methods of making A blade and holder combination for use with a microkeratome, and including means for improving mechanical stability when the blade is reciprocated during cutting, as well as a peripheral configuration minimizing local nonuniformities. Blades in accordance with the i... | 08/02/2005 |
| 6887203 | Ophthalmological ultrasonography scanning apparatus An apparatus for ultrasound scanning of the eye is provided comprising a virtual center translocation mechanism that facilitates precise arcuate motion of an ultrasonic transducer to maintain focal distance from the eye and to maintain normality of the ultrasound be... | 05/03/2005 |
| 6837855 | Use of an ultrasonic transducer for echographic exploration of human or animal body tissues or organs in particular of the eyeball posterior segment The present invention relates to the use of a high frequency ultrasound transducer with long focal length for making a device and for implementing a method of echographic exploration of tissue or organs of the human or animal body. More particularly, the invention r... | 01/04/2005 |
| 6676607 | Intraoperative microsurgical ultrasonic device and methods related thereto Featured is a device that provides a mechanism for imaging structure and/or tissue of a surgical site during and after performing a microsurgical procedure such as ophthalmic surgical procedures. Also featured are methods and systems related thereto. In t... | 01/13/2004 |
| 6652459 | Ophthalmic uses of lasers There is disclosed a method for analysis and therapy of the eye utilizing laser-induced ultrasound.... | 11/25/2003 |
| 6491637 | Ophthalmological ultrasonography scanning apparatus An apparatus for ultrasound scanning of the eye is provided comprising a virtual center translocation mechanism that facilitates precise arcuate motion of an ultrasonic transducer to maintain focal distance from the eye and to maintain normality of the ul... | 12/10/2002 |
| 6315727 | Method and apparatus for ultrasound corneal scanning An improved method and apparatus for conducting biometric high frequency ultrasound scanning of the human eye permits the subject to assume a seated position and to place the eye to be scanned in contact with the fluid medium contained in an eye cup. In a... | 11/13/2001 |
| 6257723 | Device and method for mapping the topography of an eye using elevation measurements in combination with slope measurements In an inventive method for mapping the topography of an eye, elevation measurements of the eye are collected using a slit beam diffuse reflection system, such as an ORBSCAN™ device. An approximating b-spline surface is then fitted to the elevation measu... | 07/10/2001 |
| 6125294 | Method and apparatus for measuring corneal incisions A method and apparatus for performing a surgical procedure on a patient is described. An incision is made into tissue of the patient to create a tissue pocket. The tissue has an anterior surface. Preferably, the tissue is corneal tissue of an eye. A refle... | 09/26/2000 |
| 6066100 | Intravascular device such as introducer sheath or balloon catheter or the like and methods for use thereof An intravascular device such as an introducer sheath or a balloon catheter, and methods for use thereof, comprising an elongate member having a proximal end and a distal end and a first lumen and a second lumen. The first lumen communicates with a first p... | 05/23/2000 |
| 6039691 | Kinetic acoustic ocular examination apparatus and method Soft tissue examination apparatus and method employ an ultrasonic transducer system for generating a series of ultrasound pulses, at least one of which is of sufficiently high intensity to induce physical displacement of the soft tissue. The transducer re... | 03/21/2000 |
| 5776068 | Ultrasonic scanning of the eye using a stationary transducer Apparatus is provided for high frequency ultrasound examination of the anterior segment of a patient's eyes. A liquid bath is established about a first eye of the patient to be examined. A fixed ultrasound transducer is placed in contact with the liquid b... | 07/07/1998 |
| 5551432 | Scanning control system for ultrasound biomicroscopy An ultrasonic probe which performs a two-dimensional scan is supported by a mount having a thread which is driven back and forth by a screw along a third axis. When a two-dimensional scan is completed in a first plane, a motor drives the mount along a gui... | 09/03/1996 |
| 5544657 | Ultrasound blood flow monitor of the non-doppler type Reflected-back ultrasound waves are recorded and rebinned in accordance with a particular data classification scheme. In a post processing step, the data is processed to remove the effect of stationary scatterers (such as slowly-moving body structure) and... | 08/13/1996 |
| 5469848 | Tonometer A tonometer for measuring the Intra-ocular pressure of an eye includes an emitter for emitting a primary signal towards the cornea of the eye, a receiver for receiving the primary signal on being reflected from the cornea, and a monitoring device for moni... | 11/28/1995 |
| 5331962 | Ultrasound system for corneal biometry An ultrasonic biometer images an eye structure and enables measurement of a cornea's thickness at various points about the cornea's surface curvature. The biometer employs a liquid bath in contact with the corneal surface and includes a curved track posit... | 07/26/1994 |
| 5309916 | Blood pressure measuring device and method A device for measuring blood pressure includes a sensor arrangement which is releasably attached to the exterior of a body and which is electrically conductively connected with electronic circuit. The sensor arrangement and the circuit are configured to d... | 05/10/1994 |
| 5308355 | Ophthalmic surgical instrument and method A corneal surgical instrument comprising a surgical knife and ultrasonic probe assembly that measures the corneal thickness, monitors the positioning and perpendicularity of the knife and controls the depth of the knife blade. The ultrasonic probe assembl... | 05/03/1994 |
| 5165415 | Self contained hand held ultrasonic instrument for ophthalmic use Disclosed is a completely portable, hand-held digital ultrasonic instrument about the size and shape of an ordinary pen. The housing is contoured such that it can be easily grasped in the manner of a writing pen. An activation button is located on the int... | 11/24/1992 |
| 5125409 | Ultrasonic diagnostic apparatus and method for ophthalmology An ultrasonic diagnostic apparatus for ophthalmology according to the present invention includes a card connector into and from which a memory card is to be inserted and removed, a microcomputer incorporated in the apparatus, and a card interface for data... | 06/30/1992 |
| 5088500 | Ultrasound finger probe and method for use A method and apparatus for performing ultrasound rectal examinations, by providing an ultrasound transducer which is slipped over the physician's finger tip and then inserted into the patient's rectum, together with an apparatus for guiding medical instru... | 02/18/1992 |
| 5086776 | Apparatus and method for sensing cardiac performance An apparatus and method for sensing cardiac performance by providing real time values of left ventricular performance of ambulatory or inactive subjects. Noninvasive sensors such as noise reducing phonocardiographic sensors, multi-crystal piezoelectric do... | 02/11/1992 |
| 5070880 | Transcranial Doppler transducer housing stabilizer A transducer housing stabilization device for supporting a transcranial Doppler transducer against a temporal bone of a head. The device includes a generally planar, rigid member having an opening therein. The member has perforations therein for engaging ... | 12/10/1991 |
| 5056522 | Supersonic ophthalmic measuring apparatus A supersonic ophthalmic measuring apparatus includes a supersonic probe for contacting the cornea of an eye to be examined. A calculator for calculating the amount of depression of the cornea of the eye to be examined caused by the supersonic probe, and a... | 10/15/1991 |
| 5042490 | Method for diagnosis of early stage of optic nerve blood supply disturbance The invention is a method for diagnosis of early stage of optic nerve blood supply disturbance resides in that the state and localization of the optic nerve is determined by virtue of ultrasonic scanning, then a distance from the eyelid anterior surface o... | 08/27/1991 |
| 5029587 | Ultrasonic diagnostic apparatus for ophthalmology A novel ultrasonic diagnostic apparatus for ophthalmology is disclosed in which a plurality of reflection echo images having a dynamic range larger than a display are stored, an image of a given condition is retrieved from the reflection echo images thus ... | 07/09/1991 |
| 4934370 | Pinhole focused optics for locating visual axis of the eye for ultrasonic interior measurement A prior art ultrasonic eye measuring device is fitted with pinhole optics. A fixation target is provided with the pinhole optics. The instrument is used to measure the dimension of the eye typically preparatory to cataract surgery. In use of the instrumen... | 06/19/1990 |
