162 patents
Page 6 of 9
Utility
Methods of Solenoid Valve Control Optimization
10 Jun 20
Systems and methods for optimizing the application of pulse width modulation (PWM) in a voltage signal for delivering a current in a valve used to alternatively deliver pressurized gas to and vent from chambers in a vitrectomy probe used to drive a cutter.
Daryush Agahi, Jiansheng Zhou
Filed: 22 Oct 19
Utility
Method for Coated Silicone Hydrogel Contact Lenses
3 Jun 20
The invention is generally related to a method for producing, in a consistent manner, SiHy contact lenses each having an intact durable coating thereon, wherein the coating is a hydrogel coating formed by covalently attached a hydrophilic polymeric material onto a base coating of a polyanionic polymer on a SiHy contact lens.
Yongxing Qiu, Hyeju Kim, Ciara Dauenhauer
Filed: 29 May 19
Utility
Environmental Scanning Electron Microscopy Analysis for Contact Lens Coating Selection and Manufacturing
3 Jun 20
Use of high resolution environmental scanning electron microscopy to capture images of contact lens coating layers, enabling measurement of the coating thickness and structures of the coating layer to be precisely characterized.
Xinfeng Shi, James Yuliang Wu, David B. Cantu-Crouch
Filed: 25 Nov 19
Utility
Method for Making Coated Silicone Hydrogel Contact Lenses
3 Jun 20
The invention is generally related to a method for producing coated silicone hydrogel contact lenses each of which has a hydrogel coating thereon and a relative high resistance to uptakes of polycationic antimicrobials as characterized by having a polyquaternium-1-uptake of less than 0.40 micrograms/lens.
Yongxing Qiu, Chung-Yuan Chiang, Newton T. Samuel, Richard Govan, Ciara Dauenhauer
Filed: 29 May 19
Utility
Apparatus for Dispensing a Liquid
27 May 20
An apparatus for dispensing a liquid into one or more cavities of one packaging shells for ophthalmic lenses, comprises a dispenser block, a dispenser head separate from the dispenser block.
Jens Wolfstaedter, Felix Brinckmann, Nils Schweizer, Alfred Fischer
Filed: 24 Nov 19
Utility
Optical Coherence Tomography Receiver
27 May 20
An Optical Coherence Tomography receiver may include prisms, polarizing beam splitters, reflectors, lenses, and a photodetector array arranged in a compact package.
Muhammad K. Al-Qaisi, Tomas Sedlacek, Joseph T. Traynor, Antonije M. Radojevic, Todd Schernig, Sahar Hosseinzadeh Kassani
Filed: 21 Nov 19
Utility
Intraocular Lens Injector
27 May 20
Apparatuses, systems, and methods for implanting an intraocular lens into an eye are described.
Kyle Brown, Tu Cam Tran, Yinghui Wu, Stephen J. Van Noy
Filed: 22 Jan 20
Utility
Methods and Systems for Controlling Aspiration Flow Rate
27 May 20
Certain aspects of the present disclosure provide a surgical system comprising a pump motor configured to couple to a pump for pumping material through a probe, wherein the probe is connected to the pump through a connector.
Raphael Gordon
Filed: 21 Nov 19
Utility
Injection Molding Apparatus and Method for Manufacturing an Ophthalmic Lens Mold Through Injection Molding
27 May 20
An injection molding apparatus for manufacturing an ophthalmic lens mold having a front surface comprising a lens forming portion and a rear surface, comprises a first molding tool and a second molding tool.
Thomas Tonn, Jan Bernard, Halina Heidrich, Eduard Jetzlaff, Yasin Acikgoez, Maricel Teresa Repetto, Matthias Schwab
Filed: 24 Nov 19
Utility
Contact Lens with Phosphorylcholine-modified Polyvinylalcohols Therein
20 May 20
The invention is generally related to a soft contact lens which comprises a hydrogel lens body and a coating thereon and to a method for producing the same.
Frank Chang, Houliang Tang, Troy Vernon Holland, Adam K. Sniady
Filed: 13 Nov 19
Utility
Gripper for an Ophthalmic Lens and Process for Transporting an Ophthalmic Lens
29 Apr 20
Felix BRINCKMANN, Nils SCHWEIZER, Gabriela COCORA, Alexander BAYER
Filed: 23 Oct 19
Utility
Treatment Container for Accommodating an Ophthalmic Lens and Container Plate
29 Apr 20
A treatment container (1) for accommodating an ophthalmic lens (2) comprises a bottom (3), a side wall (4) surrounding the bottom (3) and together with the bottom (3) forming a cavity (5) for accommodating the ophthalmic lens, a container opening (6) arranged opposite to the bottom (3), and a fluid opening (7) arranged in the bottom (3) or in the side wall (4) of the treatment container (1).
Harald Bothe, Felix Brinckmann, Alfred Fischer, Joachim Jung, Nils Schweizer, Sebastian Wedekind
Filed: 29 Oct 19
Utility
System and Method of Utilizing Data of Medical Systems
29 Apr 20
The present disclosure provides a system that may receive first sensor data associated with first multiple measurements of multiple components of multiple medical systems; may receive filter information from first user input; may search, based at least on the filter information, the first sensor data to determine report data; may provide, via a graphical user interface, the report data to a user; may receive second user input that indicates one or more issues associated with at least one of the multiple medical systems; may determine one or more thresholds based at least on the second user input; may receive second sensor data associated with second multiple measurements of the multiple components of the multiple medical systems; and may determine, based at least on the one or more thresholds, at least one of the one or more issues associated with at least one of the multiple medical systems.
Peter Martin, Heiko Bohn
Filed: 30 Sep 19
Utility
Extended Depth of Focus Intraocular Lens
22 Apr 20
An intraocular lens including an optic zone and a modulated surface profile formed in the optic zone and configured to focus incident light at a plurality of focal points, wherein the modulated surface profile is incorporated with a base surface profile of the optic zone.
MYOUNG-TAEK CHOI, GANG HUANG, YUEAI LIU, MICHAEL LEE MANGUM, ZEYU ZHAO
Filed: 16 Oct 19
Utility
Intraocular Gas Injector
22 Apr 20
A gas mixture apparatus includes a measurement control system, an activation system, a pressurized chamber with one or more gases, and a mixing chamber.
Jack Robert Auld, John Christopher Huculak, James Lescoulie, Christopher McCollam, Marcus Antonio Souza
Filed: 18 Oct 18
Utility
Occlusion Sensing In Ophthalmic Laser Probes
8 Apr 20
In certain embodiments, a system for sensing occlusions in an optical system includes a first laser source configured to generate optical signals and a set of optical elements arranged to receive the optical signals from the first laser source and to direct the optical signals along a beam path.
Gerald David Bacher, Nikki Koe, Bruno Lassalas, Alireza Mirsepassi, Dean Richardson, Ronald T. Smith
Filed: 3 Oct 19
Utility
Brushless Slotless DC Motors for Fluidic Pump Control
1 Apr 20
In certain embodiments, a fluidic pump system includes a brushless slotless direct current (BSDC) motor mechanically coupled to a fluidic pump, and a motor controller communicably coupled to the BSDC motor.
Steven T. Charles
Filed: 24 Sep 19
Utility
Foot Controller with Adjustable Treadle
18 Mar 20
The disclosed embodiments of the present technology relate to a foot controller with an adjustable treadle assembly including an adjustable treadle surface member slidably coupled to a fixed treadle plate and a latch assembly to adjust the adjustable treadle surface member to fixed positions relative to the treadle plate.
Geoffrey C. Jawidzik
Filed: 16 Sep 19
Utility
Low Friction Trocar Valve
18 Mar 20
Certain aspects of the present disclosure provide a low friction trocar valve comprising a set of sheets arranged circularly and defining an entry point for the insertion of an instrument.
Niels Alexander Abt, Reto Grueebler, Timo Jung, Niccolo Maschio
Filed: 4 Sep 19
Utility
System and Method for Making an Implant for an Eye
4 Mar 20
In certain embodiments, a system for making an implant for an eye comprises a laser, a camera, and a computer.
Stefan Bornemann, Thomas Deisinger, Stefan Schmid
Filed: 31 Jul 19