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| Number | Title | Issue Date |
| 7479109 | Ophthalmologic applanation cornea contactor replacement system for eye examining instrument A replaceable cornea contactor for an eye examining instrument is made to be discarded after each use. A bendable tab molded on the cornea contactor is deformed by a strain gauge as the cornea contactor is inserted into a cornea contactor holder, and a signal from t... | 01/20/2009 |
| 7384399 | Cognition and motor timing diagnosis and training system and method A system for testing a subject's cognition and motor timing includes an actuator, a sensor and a computer. The actuator is configured to present to the subject multiple stimuli, including predictable stimuli and non-predictable (e.g., random or pseudo-random) stimul... | 06/10/2008 |
| 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 |
| 7153267 | Ophthalmologic applanation prism replacement system A replaceable applanation prism for an eye examining instrument is made to be discarded after each use. A bendable tab molded on the prism is deformed by a strain gauge as the prism is inserted into a prism holder, and a signal from the strain gauge is used to verif... | 12/26/2006 |
| 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 |
| 6945936 | Sterile ophthalmic barrier device A barrier for use in relation to an eye contacting testing apparatus of the sort having a probe for contacting the eye, comprises a layer of substantially transparent material having dimensions comparable to the surface of the head of the probe and is removably fixa... | 09/20/2005 |
| 6776756 | Applanation tonometer For calculating the intraocular pressure (IOP) of an eye, an applanation tonometer comprises an applanator formed of an optics array, a force transducer, an image sensor, and a processing circuit configured to calculate an intraocular pressure of the eye using one o... | 08/17/2004 |
| 6736778 | Replaceable prism for applanation tonometer An applanation tonometer with a replaceable prism for contacting a cornea has emitter and detector ports arranged opposite each other on opposite sides of a longitudinal axis, with the ports aimed at about 45° to the longitudinal axis. Light from an emitter confron... | 05/18/2004 |
| 6706001 | Dual tonometer pressure measurement device 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 ... | 03/16/2004 |
| 6471647 | Method of operating tonometer An applanation tonometer with a replaceable prism for contacting a cornea has emitter and detector ports arranged opposite each other on opposite sides of a longitudinal axis, with the ports aimed at about 45° to the longitudinal axis. Light from an emit... | 10/29/2002 |
| 6179779 | Replaceable prism system for applanation tonometer An applanation tonometer with a replaceable prism for contacting a cornea has emitter and detector ports arranged opposite each other on opposite sides of a longitudinal axis, with the ports aimed at about 45 ° to the longitudinal axis. Light from an emi... | 01/30/2001 |
| 5954646 | Tonometer probe with replaceable membrane A probe for a tonometer has a tubular shaft at the forward end of which is a tubular portion for receiving a membrane. The membrane has a tubular portion and a transverse portion across one end thereof such that the open end of the tubular portion can fit... | 09/21/1999 |
| 5343861 | Disposable tonometer cover with fluorescein dye A cover and packaging and method for use in preventing infection in applanation tonometry eye testing. The cover has a circular transparent portion, a frustum shaped mounting portion and a frustum shaped handling flange. It is sterile, disposable, unitari... | 09/06/1994 |
| 5318030 | An applanation tonometer disinfecting system A disinfecting system (10) for an applanating surface (12) of an applanation tonometer (16) includes an absorbent, deformable wick (18), a vial (40), and a holder (20). In use, the wick (18) is saturated with a disinfecting solution, then the applanating ... | 06/07/1994 |
| 5305747 | Optical elements for applanation tonometers An applanating member is provided for use in an applanation tonometer and comprises an optical element replaceably held in a tubular carrier. The element is formed as a replaceable plastics moulding with integral means for locating it in the member axiall... | 04/26/1994 |
| 5183044 | Noncontact type tonometer A noncontact type tonometer projects a fluid toward an eye-to-be-tested and obtains a measured value of eye pressure from a relation between transfigurations of the eye due to the fluid projection and the pressure projecting the fluid. A detecting circuit... | 02/02/1993 |
| 5002057 | Cover for prism of an applanation tonometer and method of application thereof A sterile and disposable cover for the prism of an applanation tonometer or similar device functions to preclude the transfer of microorganisms from the eye of a patient to the prism during an examination. The prism is a rearwardly diverging frustoconical... | 03/26/1991 |
| 4948062 | Sterile film dispenser for applanating tonometer A sterile film device for use on medical instruments that supplies a continuous sterile film cover over the point of contact with the patient. The device utilizes a pair of distribution and take-up storage spools for dispensing guide sleeve and retrieval ... | 08/14/1990 |
| 4922914 | Disposable cover for tonometer A disposable protective cover (100) for application to an applanation tonometer head (20) of a Goldmann-type applanation tonometer (10). The disposable protective cover (100) may be bag like in contour or preferably pre-formed into a frusto-conical contou... | 05/08/1990 |
| 4735209 | Sterilizable applanation tonometer Sterilization of the corneal contact surface in an applanation tonometer is facilitated by an apparatus comprising a pivotable housing for the corneal contact surface of a corneal applanation device whereby the corneal contact surface may be rotated into ... | 04/05/1988 |
| 4688175 | Image processor with automatic setting of window width and level for individual blocks of the image An image processing apparatus includes frame memories for storing information of an image to be displayed; a block memory for dividing the information stored in the frame memories into a given number of information blocks and storing the divided informati... | 08/18/1987 |
