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| Number | Title | Issue Date |
| 8137271 | System and method for assessing risk of glaucoma onset A system and method for predicting the onset of glaucoma uses a Finite Element Model (FEM) to obtain a response profile of the Optical Nerve Head (ONH) inside an eye. To do this, the FEM is programmed with data from first and second images of the ONH that are respec... | 03/20/2012 |
| 8123687 | Intraocular pressure sensor An implantable intraocular pressure sensor system has a sealed geometric shape with an internal pressure at a first value. The sealed geometric shape has a first light permitting surface and a second flexible surface. A pair of photocells is located in the sealed ge... | 02/28/2012 |
| 7959570 | Eye tonometry apparatus, systems and methods A system for measuring intraocular pressure (IOP) of an eye, comprising a plurality of force sensors that are adapted to contact a surface of an eye, means for measuring the forces exerted on the force sensors when in contact with the eye surface, and processing mea... | 06/14/2011 |
| 7871378 | Device and method to measure corneal biomechanical properties and its application to intraocular pressure measurement This invention is a system, an apparatus and a method for measuring biomechanical properties of cornea and the intraocular pressure in vivo. More than one dimensional topographic information of the cornea is recorded and analyzed before and during the fluid discharg... | 01/18/2011 |
| 7771353 | Method and apparatus for tear film measurement Tear film is measured without contacting the eye by comparing reflectance from the eye when the tear film is undisturbed with reflectance from the eye when the when the tear film is disturbed. If the reflectance levels differ somewhat, it is an indication that a hea... | 08/10/2010 |
| 7553282 | Non-contact tonometer A non-contact tonometer changes a reference signal used for determining reliability of a signal indicating deformation of a cornea based on the reflectance of the cornea of an eye to be examined. Thus, the non-contact tonometer can perform stable measurement irrespe... | 06/30/2009 |
| 7418872 | System and apparatus for sensing pressure in living organisms and inanimate objects System and apparatus for measuring pressure comprising a microelectronic device, an interface member attached to the microelectronic device, a pressure sensor having a diaphragm responsive to external pressure exerted upon the diaphragm, wherein the interface member... | 09/02/2008 |
| 7336987 | Method and apparatus for rapid, non-contact measurement of the core temperature of animals and humans A method and apparatus for measuring the core temperature of an animal or human. Emissions from the eyeball are detected, at one or more wavelengths selected on the basis of various factors, including the ability of that wavelength to reach the interior of the eyeba... | 02/26/2008 |
| 7314454 | Method of preventing eye-related positional injuries during spinal surgery A method of preventing eye-related positional injuries during spinal surgery includes providing an orbital area pressure monitoring system including a site sensor with transducer, and a monitor connected to the site sensor; using the orbital area pressure monitoring... | 01/01/2008 |
| 7287856 | Hypoallergenic disposable tip cover for tonometry apparatus The invention provides a hypoallergenic disposable cover for the probe tip of a contact tonometer comprising a thin film having an ultimate elongation in the range of 500 to 1000%, a tensile strength in the range of 1000 to 5500 psi and a modulus of elasticity at 10... | 10/30/2007 |
| 7284414 | Hardness testing device A hardness testing device includes an elongated guiding tube, a test member, an impact actuator, and a transducer. The elongated guiding member has a bottom impact opening for contacting with the work piece surface and a coil seat integrally provided on an outer cir... | 10/23/2007 |
| 7252005 | System and apparatus for sensing pressure in living organisms and inanimate objects System and apparatus for measuring pressure including a microelectronic device, an interface member attached to the microelectronic device, a pressure sensor having a diaphragm responsive to external pressure exerted upon the diaphragm, wherein the interface member ... | 08/07/2007 |
| 7235051 | Noncontact tonometer A tonometer for quickly and efficiently remeasuring intraocular pressure when an intraocular pressure is higher or lower than a predetermined pressure. It is determined whether a predetermined number n of intraocular-pressure measurements have been completed, wherei... | 06/26/2007 |
| 7204806 | Method and apparatus for obtaining corrected intraocular pressure values The disclosed methods and systems use measured values from applanation tonometry and pachymetry, and corneal curvature values to produce corrected values of intraocular pressure to diagnose and treat pressure related eye diseases. ... | 04/17/2007 |
| 7201720 | Non-contacting tonometer Apparatus and method for measuring Internal Ocular Pressure (IOP) comprises applying a perturbing vibration into an eye over a range of frequencies. A vibrational response of the surface of the eye is measured such as by using a laser velocimeter, the vibrational re... | 04/10/2007 |
| 7186232 | Fluid infusion methods for glaucoma treatment The invention relates to methods of treating glaucoma, such as a method that includes inserting a stent through an incision in an eye; the stent having an inflow portion that is in fluid communication with an outflow portion of the stent; transporting the stent from... | 03/06/2007 |
| 7154111 | Cornea characteristics measuring device An apparatus for measuring characteristics of a substance is provided. The apparatus includes a light source to generate light to form an image. A splitter transmits the light from the light source to a first lens, which collimates the light. A second lens receives ... | 12/26/2006 |
| 7147604 | High Q factor sensor A sensor for wirelessly determining a physical property within a defined space comprises an electrical resonance and has a high quality factor Q. The quality factor Q is sufficiently high that a signal generated by the sensor can be received outside the defined spac... | 12/12/2006 |
| 7147327 | Pupilometer with pupil irregularity detection, pupil tracking, and pupil response detection capability, glaucoma screening capability, intracranial pressure detection capability, and ocular aberration measurement capability A pupilometer having a pupil irregularity or non-uniformity detection capability. The pupilometer may comprise an imaging sensor for generating signals representative of a pupil of an eye, a data processor; and a program executable by the data processor for enabling... | 12/12/2006 |
| 7137952 | Intraocular pressure recording system A new noninvasive approach for intraocular pressure (IOP) measurement allowing continuous monitoring over prolonged periods, regardless of patient's position and activities. The key element of this measurement method is a soft contact lens (1) including at le... | 11/21/2006 |
| 7131945 | Optically powered and optically data-transmitting wireless intraocular pressure sensor device An implantable intraocular pressure sensor device for detecting excessive intraocular pressure above a predetermined threshold pressure is disclosed. The device includes a pressure switch that is sized and configured to be placed in an eye, wherein said pressure swi... | 11/07/2006 |
| 7059195 | Disposable and trimmable wireless pressure sensor for medical applications Disposable pressure sensor methods and systems are disclosed. A substrate can be provided, along with a capacitor and an inductor fixed to the substrate to form a pressure sensor thereof. In a variable L configuration, the inductor can be configured to comprise an i... | 06/13/2006 |
| 7041063 | Noninvasive measurement of chemical substances Utilization of a contact device placed on the eye in order to detect physical and chemical parameters of the body as well as the non-invasive delivery of compounds according to these physical and chemical parameters, with signals being transmitted continuously as el... | 05/09/2006 |
| 7039453 | Miniature ingestible capsule A miniature ingestible imaging capsule having a membrane defining an internal cavity and being provided with a window is provided. A lens is disposed in relation to said window and a light source disposed in relation to the lens for providing illumination to outside... | 05/02/2006 |
| 7037335 | Bulbous scleral implants for the treatment of eye disorders such as presbyopia and glaucoma Scleral implants are provided having structure that locks the implant into incisions in the sclera and provide a stress thereto. In several embodiments, such structure includes a foot that extends laterally from a bottom of the implant, as well as an opening through... | 05/02/2006 |
| 7014642 | Obstetrical forceps with pull-sensing handle grip The invention consists of an obstetrical forceps with a pull-sensing handle grip containing electronic hardware, whose purpose is to reduce the risk of injury to the fetus and mother caused by excessive traction force. The hardware includes a strain gauge to measure... | 03/21/2006 |
| 7004902 | Method and apparatus for measuring biomechanical characteristics of corneal tissue A method for measuring a biomechanical characteristic of corneal tissue of a cornea comprises the steps of measuring a geometric parameter of the cornea, measuring hysteresis associated with deformation of the cornea, and evaluating the measured geometric parameter ... | 02/28/2006 |
| 7001356 | Method for controlling fluid flow to and from an eye during ophthalmic surgery A method and apparatus provided for controlling fluid control to and from an eye or a phacoemulsification handpiece. The handpiece includes an ultrasonically driven, hollow, sleeved needle and the method includes inserting the needle and sleeve into an eye for phaco... | 02/21/2006 |
| 6994672 | Apparatus and method for measuring intraocular pressure An apparatus (176) for measuring intraocular pressure (IOP) comprises an applanation tonometer (180) having a distal end that is movable toward the eye and a disposable module (188) positioned at the distal end. The module (188) includes ... | 02/07/2006 |
| 6981946 | Load sensing applanation tonometer An improved applanation tonometer for measuring the intraocular pressure of an eye is configured for use with a conventional slit lamp. This applanation tonometer has a force sensor that senses the force applied by an applanation probe to flatten the cornea of the e... | 01/03/2006 |
| 6982090 | More easily visualized punctum plug configurations An improved punctum plug is more easily visualized when positioned within a punctual canal of a recipient. The body of the plug features an outwardly exposed surface when properly positioned, and a substance causing at least the outwardly exposed surface to contrast... | 01/03/2006 |
| 6976959 | Dual tonometer An applanation tonometry system, for measuring pressure within an eye, the tonometry system comprising: an applanation tonometer device for providing specific applanation pressure to a plurality of locations on an eye; an electrical process controller for measuring ... | 12/20/2005 |
| 6942343 | Optical device for intraocular observation The gonioscope of the invention comprises a hollow tapered body with mirror surfaces formed on the inner side of the gonioscope or on the inserts placed into the recesses on the inner surface of the gonioscope. Several reflecting surfaces arranged at the same or dif... | 09/13/2005 |
| 6939299 | Implantable continuous intraocular pressure sensor An implantable miniaturized pressure sensor integrates a capacitor and an inductor in one small chip, forming a resonant LC circuit having a Q value of 10 or greater. The capacitor has an upper capacitor plate and a lower capacitor plate disposed proximate thereof. ... | 09/06/2005 |
| 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 |
| 6923765 | Tonometer and method of use A device used to measure intraocular pressure within a patient's eye includes a probe typically having an end to which is attached a resilient member with a hollow interior that decreases in volume as the member is pressed against the eye. The greater the intraocula... | 08/02/2005 |
| 6890300 | Implantable microscale pressure sensor system for pressure monitoring and management A MEMS chip sensor (10, 20, 30, 40, 50, 60, 70) based upon detection of an induced inductance in the sensor is described. The sensor is used in an environment for detection of fluid pressures. The method and system is particularly used in animals, including h... | 05/10/2005 |
| 6875175 | Duel mode non-contact tonometer A dual mode non-contact tonometer allows selection between a standard measurement mode for patient comfort and an alternate measurement mode wherein pressure-time characteristics of the fluid pulse are varied to allow additional observation of corneal hysteresis ass... | 04/05/2005 |
| 6796942 | Device for measuring physical quantities, especially for measuring pressure in the eye The invention relates to a device for measuring physical quantities in the eye, especially for measuring the intraocular pressure. The inventive device comprises a foldable telemetry system containing a coil (1) which is flatly arranged on a foldable support.... | 09/28/2004 |
| 6758814 | Combination magnifying device, particularly a microscope comprising a measuring device The invention concerns a combination of a microscope with a measurement device, in particular a diagnostic device, that is usable during an operation on or examination of a specimen performed with the microscope. During the operation or examination, specimen data th... | 07/06/2004 |
