130 patents
Page 3 of 7
Utility
Reconfigurable optical coherence tomography (OCT) system
9 Nov 20
An optical coherence tomography (OCT) apparatus includes an optical source module comprising two or more selectable optical sources or an optical source configured to selectively operate in two or more source operating modes, or a combination of both, and further comprises an OCT engine coupled to the optical source module, the OCT engine comprising an OCT interferometer.
Craig Bender, Michael Papac, Lingfeng Yu
Filed: 19 Apr 18
Utility
Iris edge detection in Optical Coherence Tomography
9 Nov 20
A-lines are obtained from an OCT scan of the eye, some of which pass through the iris and the lens and some of which pass through the lens but not the iris.
Hugang Ren, Muhammad K. Al-Qaisi
Filed: 27 Nov 18
Utility
Optical coherence tomography (OCT) imaging surgical target tissue by nonlinear scanning of an eye
9 Nov 20
Systems and techniques for laser surgery are described.
Ilya Goldshleger, Guy Holland, Ferenc Raksi
Filed: 21 Sep 16
Utility
Composite frame system
9 Nov 20
The present disclosure describes composite frame systems.
Geoffrey C. Jawidzik
Filed: 21 Feb 19
Utility
Hydrophilic copolymer with pendant thiol groups
9 Nov 20
The invention is related to a class of hydrophilic copolymers comprising loosely dangling thiol-containing pendant groups.
Frank Chang, Troy Vernon Holland, Feng Jing, Ryan DeSousa
Filed: 2 Mar 20
Utility
Ophthalmic compositions with improved dessication protection and retention
9 Nov 20
The present invention relates to artificial tear compositions and ophthalmic compositions suitable for drug delivery.
James W. Davis, Howard Allen Ketelson, Elaine E. Campbell, David L. Meadows, Rekha Rangarajan
Filed: 18 Dec 19
Utility
Collar connector
9 Nov 20
In various embodiments, a connector system may include at least two connectors and a collar configured to detachably align the at least two connectors for coupling to a mating collar with at least two mating connectors.
Eric Lee, Robert Balsamo
Filed: 13 Oct 11
Utility
Crosslinking control
9 Nov 20
A crosslinking control system, the use of the crosslinking control system, a laser system comprising the crosslinking control system, a crosslinking control method and a method for laser treatment are provided.
Christof Donitzky, Armin Wellhoefer
Filed: 29 Oct 13
Utility
Contact lens inspection method and system
9 Nov 20
A method for determining the inversion state of a soft contact lens (1), comprising imaging a soft contact lens having a convex surface (2, 3) and a concave surface (3, 2), a lens center and a lens edge (5) surrounding said soft contact lens (1), the method comprising using an optical coherence tomography system to obtain at least one sectional image of at least a part of the contact lens (1) comprising the lens edge (5), determining a cross-sectional edge geometry of the contact lens (1) extending from the lens edge (5) towards the lens center of the contact lens in the sectional image, the cross-sectional edge geometry corresponding to the convex and concave surface boundaries of the contact lens (1) in the sectional image, selecting a parameter defining the cross-sectional edge geometry of the contact lens (1) imaged and comparing the parameter defining the cross-sectional edge geometry of the contact lens (1) with a predetermined parameter defining a cross-sectional edge geometry of a non-inverted contact lens to determine whether said contact lens (1) is inverted.
Sarah Unterkofler, Susanne Fechner, Marcus Heift, Matthias Schwab
Filed: 29 Oct 17
Utility
Method for producing MPS-compatible water gradient contact lenses
9 Nov 20
The invention is related to a process for producing contact lenses that not only comprise a water gradient structural configurations, but also have a minimized uptakes of polyquaternium-1 and a long-lasting surface hydrophilicity and wettability even after being undergone a simulated 30-days lens care regime.
Yongxing Qiu, Kasey Jon Minick, John Dallas Pruitt, Newton T. Samuel, Chung-Yuan Chiang, Kelly Kayi Tallau, Matthew McCollum, Richard Govan
Filed: 28 Nov 18
Utility
Method and apparatus for the determination of the index of refraction of lens material
2 Nov 20
Method for determining the refractive index (n) of a material of a contact lens, in particular of a soft contact lens, the contact lens (1) having a first surface and a second surface defining a lens geometry there between, by measuring the wavefront issued by the contact lens (1) with a wavefront sensor (4), obtaining data of the geometry of at least one section of the contact lens (1) with an optical coherence tomography system (3) and communicating the geometry of the at least one section of the contact lens (1) from the optical coherence tomography system (3) to an analyzer, particularly a computer, and determining the refractive index (n) of the material of the contact lens from the geometry of the at least one section of the contact lens and from the wavefront issued by the contact lens (1).
Susanne Fechner, Roger Biel, Marcus Heift, Thomas Tonn
Filed: 17 Dec 18
Utility
UV-absorbing vinylic monomers and uses thereof
2 Nov 20
Described herein are water-soluble UV-absorbing vinylic monomers and their uses in preparing UV-absorbing contact lenses capable of blocking ultra-violet (“UV”) radiation and optionally (but preferably) violet radiation with wavelengths from 380 nm to 440 nm, thereby protecting eyes to some extent from damages caused by UV radiation and potentially from violet radiation.
Frank Chang, Ryan DeSousa, Troy Vernon Holland, John Dallas Pruitt, Jared Nelson
Filed: 19 Feb 19
Utility
Method and apparatus for determining a coefficient of friction at a test site on a surface of a contact lens
19 Oct 20
The present invention relates to a method and an apparatus (5) for determining a coefficient of friction at a test site (11) on a surface (10) of a contact lens (1).
Justyna Justynska-Reimann, Markus Grebe, Michael Ruland, André Wicklein
Filed: 22 Aug 18
Utility
Intraocular lens compositions
19 Oct 20
The present invention provides novel intraocular lens compositions comprising a hydroxyl functional acrylic monomer and have a high Abbe number, minimal glistenings, and suitable mechanical properties for small incision delivery.
Xuwei Jiang, Thomas A. Callaghan, Ahmad R. Hadba
Filed: 11 Jun 18
Utility
Intraocular lens having a capsular ring for inhibiting capsular opacification
12 Oct 20
An IOL system includes a capsular ring having a concave exterior surface extending around its circumference that is configured, upon insertion into a capsular bag of a patient's eye, to engage an equatorial region of the capsular bag.
Stephen Collins, Niranjana Nandakumar, John Radle, Stephen Van Noy, Douglas B. Wensrich
Filed: 9 Aug 15
Utility
Heat tunable intraocular lens
28 Sep 20
A method and system provide an ophthalmic lens including a lens body having a chamber therein, a reservoir module coupled with the lens body and an optical fluid.
Ahmad Hadba, Ramiro Ribeiro, Douglas Schlueter, Marcel Ackermann, Lukas Scheibler, Stefan Troller
Filed: 12 Nov 18
Utility
Apparatus for eye laser surgery and method for performing a transepithelial photorefractive keratectomy
28 Sep 20
An apparatus for laser eye surgery comprises a laser module, which is equipped to emit pulsed, focused laser radiation of a variable pulse repetition rate, and a processor-based control unit, which is equipped to receive at least one user input pertaining to a selection of one of several predefined pulse repetition rates over a user input and to control the laser module in accordance with the selected pulse repetition rate.
Evi Goos, Christian Wuellner
Filed: 13 Apr 16
Utility
Optical coherence tomography cross view imaging
21 Sep 20
An optical coherence tomography (OCT) system and method for cross view imaging using at least two B-scan images transformed and coupled to each other at an angle to generate a cross view image.
Mauricio Jochinsen, Hugang Ren, Lingfeng Yu
Filed: 26 Sep 17
Utility
Ophthalmic surgery using light-field microscopy
21 Sep 20
A system and method for ophthalmic surgery in which a light field camera is used to capture a digital image of the surgical field including the eye.
Niels A. Abt
Filed: 15 Oct 15
Utility
Silicone hydrogel lenses with water-rich surfaces
21 Sep 20
The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone.
Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
Filed: 24 Sep 19