Entries |
Document | Title | Date |
20090012507 | METHOD FOR PATTERNED PLASMA-MEDIATED MODIFICATION OF THE CRYSTALLINE LENS - A method of treating a lens of a patient's eye includes generating a light beam, deflecting the light beam using a scanner to form a treatment pattern of the light beam, delivering the treatment pattern to the lens of a patient's eye to create a plurality of cuts in the lens in the form of the treatment pattern to break the lens up into a plurality of pieces, and removing the lens pieces from the patient's eye. The lens pieces can then be mechanically removed. The light beam can be used to create larger segmenting cuts into the lens, as well as smaller softening cuts that soften the lens for easier removal. | 01-08-2009 |
20090137992 | Apparatus and Method for Treating Glaucoma - An irrigating probe for providing a flow of liquid to the trabecular meshwork of the eye has a first, guide prong that contacts the cornea to position a second, irrigator prong proximate the trabecular meshwork. The irrigator prong has at least one outlet port communicating with an internal flow channel which, in turn, communicates with a liquid supply providing a steady or a pulsed flow. | 05-28-2009 |
20090137993 | Methods and Apparatus for Integrated Cataract Surgery - Techniques, apparatus and systems for cataract surgery. Implementation of the described techniques, apparatus and systems includes a method for cataract eye surgery is presented, including: determining a surgical target region in a lens of the eye and applying laser pulses to photodisrupt a portion of the determined target region before making an incision on a capsule of the lens within an integrated surgical procedure. The laser pulses can be applied before making an incision on a cornea of the eye. In some cases, the target region includes the nucleus of the lens. The integrated surgical procedure involves using the same pulsed laser source for three functions: for photodisrupting the target region, for making an incision on the capsule of the lens and for making an incision on the cornea of the eye. | 05-28-2009 |
20090171326 | Medical Device and Method - A medical device comprising a lens epithelial cell deactivation unit adapted for selectively deactivating lens epithelial cells of an eye. | 07-02-2009 |
20090171327 | Photodisruptive Laser Treatment of the Crystalline Lens - Apparatus and methods of treating a hard lens region of an eye with a laser where one method includes identifying a boundary of the hard lens region, selecting a laser-parameter to enable a photodisruptive procedure in the hard lens region and to control a spreading of bubbles in the hard lens region, modifying a mechanical property of a posterior portion of the hard lens region in a proximity of the identified boundary by the photodisruptive procedure, and modifying a mechanical property of a portion anterior to the modified posterior portion of the hard lens region by the photodisruptive procedure. The laser bubbles can be applied to form incisions which are non transverse to an axis of the eye and intersect the lens fibers. | 07-02-2009 |
20100022996 | METHOD AND SYSTEM FOR CREATING A BUBBLE SHIELD FOR LASER LENS PROCEDURES - There is provided a system and method for creating a layer of bubbles in the posterior portion of the lens of the eye. This layer of bubbles in the posterior portion of the lens functions as a shield protection structures of the eye that are located posteriorly from the lens from being damaged or injured by the use of the laser in subsequent activities upon the lens, such as the performance of a laser assisted capsulotomy. Thus, the bubble shield reduces the risk to posterior structures during laser procedures on the lens of the eye. | 01-28-2010 |
20100076419 | Contact Probe for the Delivery of Laser Energy - Systems, devices, and methods for treating a glaucomatous eye are provided. An amount of pulsed laser energy is delivered to the pars plana of the eye by a hand-holdable device which comprises a hand-holdable elongate member and a contact member disposed on an end of the elongate member. A contact surface of the contact member is placed in direct contact with the eye so that a reference edge of the contact member aligns with the limbus and a treatment axis defined by the elongate member is angularly offset from the optical axis of the eye. The amount of pulsed laser energy delivered is insufficient to effect therapeutic photocoagulation but is sufficient to increase uveoscleral outflow so as to maintain a reduction from pre-laser treatment intraocular pressure. Amounts of pulsed laser energy will be transmitted to a circumferential series of tissue regions of the eye. | 03-25-2010 |
20100137850 | Method For Patterned Plasma-Mediated Modification Of The Crystalline Lens - A method of treating a lens of a patient's eye includes generating a light beam, deflecting the light beam using a scanner to form a treatment pattern of the light beam, delivering the treatment pattern to the lens of a patient's eye to create a plurality of cuts in the lens in the form of the treatment pattern to break the lens up into a plurality of pieces, and removing the lens pieces from the patient's eye. The lens pieces can then be mechanically removed. The light beam can be used to create larger segmenting cuts into the lens, as well as smaller softening cuts that soften the lens for easier removal. | 06-03-2010 |
20100324542 | Method to Guide a Cataract Procedure by Corneal Imaging - A method of performing a cataract procedure may include the steps of: imaging one or more corneal marks created by a corneal procedure, determining corneal location information regarding a location of a treatment region of the corneal procedure based on the imaged corneal marks, and placing laser pulses for a cataract surgery using the corneal location information. A corresponding ophthalmic laser system may include an imaging system to image a corneal region of an eye, an image analyzer to facilitate a determination of corneal location information based on one or more image provided by the imaging system, and a surgical laser system to place laser pulses into a lens of the eye using the corneal location information. The imaging system may include an ophthalmic coherence tomographic (OCT) system. | 12-23-2010 |
20100324543 | Method And Apparatus For Integrating Cataract Surgery With Glaucoma Or Astigmatism Surgery - A method for integrated eye surgery can include determining a cataract-target region in a lens of the eye; applying cataract-laser pulses to photodisrupt a portion of the determined cataract-target region; determining a glaucoma-target region or an astigmatism-target region in a peripheral region of the eye; and applying surgical laser pulses to create one or more incisions in the glaucoma- or astigmatism-target region by photodisruption; wherein the steps of the method are performed within an integrated surgical procedure. The laser pulses can be applied before making an incision on a cornea of the eye. The integrated surgical procedure may involve using the same pulsed laser source for three functions: for photodisrupting the target region, for making an incision on the capsule of the lens and for making an incision on the cornea of the eye. | 12-23-2010 |
20110028957 | Optical System for Ophthalmic Surgical Laser - A laser system for ophthalmic surgery includes a laser source to produce a surgical pulsed laser beam, an XY scanner to XY scan the surgical pulsed laser beam in transverse directions, a Z scanner, to Z scan the XY scanned surgical laser beam along an optical axis, one or more auxiliary optical unit, generating auxiliary light, and an objective, to provide a shared optical pathway for the XYZ scanned surgical laser beam and the auxiliary light through an objective lens group into a surgical target region, wherein the lenses of the objective lens group do not move relative to each other, and the objective has no dynamic Z scanning function. | 02-03-2011 |
20110028958 | Optical System for Ophthalmic Surgical Laser - An ophthalmic laser system includes a laser source, to generate a pulsed laser beam, an XY scanner, to receive the pulsed laser beam, and to output an XY-scanning beam, scanned in two directions essentially transverse to an optical axis, and a multi-functional Z scanner, to receive the XY-scanning beam, to output an XYZ-scanning beam, having a numerical aperture NA and a focal spot in a target region, and to modify the numerical aperture NA essentially independently from scanning a Z focal depth of the focal spot along the optical axis. | 02-03-2011 |
20110077626 | MINIMALLY INVASIVE GLAUCOMA SURGICAL INSTRUMENT AND METHOD - Apparatuses and methods for the treatment of glaucoma are provided. The instrument uses either cauterization, a laser to ablate, sonic or ultrasonic energy to emulsify, or mechanical cutting of a portion of the trabecular meshwork. The instrument may also be provided with irrigation, aspiration, and a footplate. The footplate is used to enter Schlemm's canal, serves as a guide, and also protects Schlemm's canal. | 03-31-2011 |
20110118713 | Variable Stage Optical System For Ophthalmic Surgical Laser - Systems and techniques for providing variable scanning control in delivering a laser beam of laser pulses to a surgical target are provided. The described systems and techniques can be used for laser surgery within the anterior segment of the eye and the crystalline lens via photodisruption caused by laser pulses from a femtosecond laser. | 05-19-2011 |
20110160710 | LASER SYSTEM AND METHOD FOR PERFORMING AND SEALING CORNEAL INCISIONS IN THE EYE - There is provided a system, apparatus and methods for developing laser systems that can create precise predetermined self-sealing incisions in the cornea. The systems, apparatus and methods further provide laser systems that can provide these incisions in conjunction with the removal and replacement of the natural human crystalline lens. | 06-30-2011 |
20110160711 | LASER SYSTEM AND METHOD FOR CORRECTION OF INDUCED ASTIGMATISM - There is provided a system, apparatus and methods for developing laser systems that can create precise predetermined clear corneal incisions that are capable of reducing induced astigmatism. The systems, apparatus and methods further provide laser systems that can provide these incisions at or below Bowman's membrane. | 06-30-2011 |
20110178512 | METHOD AND APPARATUS FOR PATTERNED PLASMA-MEDIATED LASER TREPHINATION OF THE LENS CAPSULE AND THREE DIMENSIONAL PHACO-SEGMENTATION - System and method for making incisions in eye tissue at different depths. The system and method focuses light, possibly in a pattern, at various focal points which are at various depths within the eye tissue. A segmented lens can be used to create multiple focal points simultaneously. Optimal incisions can be achieved by sequentially or simultaneously focusing lights at different depths, creating an expanded column of plasma, and creating a beam with an elongated waist. | 07-21-2011 |
20110196350 | SYSTEM AND METHOD FOR PLASMA-MEDIATED MODIFICATION OF TISSUE - A system for cataract surgery on an eye of a patient is described. In one embodiment, the system comprises a first laser source configured to deliver a first laser beam in a pulsed form at a first pulse energy; a second laser source configured to deliver a second laser beam in a pulsed form at a second pulse energy greater than the first pulse energy; an scanning optical system, configured to: receive the first and second laser beams; and adjust a first focus position of the first laser beam, and a second focus position of the second laser beam, in up to three dimensions to direct the first and second laser beams onto one or more targeted tissue structure portions of the eye of the patient; a controller operatively coupled to the scanning optical system and configured to cause the scanning optical system to adjust the first focus position to photodisrupt a first tissue structure portion with the first laser beam, and subsequently adjust the second focus position to further photodisrupt the first tissue structure portion with the second laser beam. | 08-11-2011 |
20110202046 | METHOD AND APPARATUS FOR AUTOMATED PLACEMENT OF SCANNED LASER CAPSULORHEXIS INCISIONS - Systems and methods are described for cataract intervention. In one embodiment a system comprises a laser source configured to produce a treatment beam comprising a plurality of laser pulses; an integrated optical system comprising an imaging assembly operatively coupled to a treatment laser delivery assembly such that they share at least one common optical element, the integrated optical system being configured to acquire image information pertinent to one or more targeted tissue structures and direct the treatment beam in a 3-dimensional pattern to cause breakdown in at least one of the targeted tissue structures; and a controller operatively coupled to the laser source and integrated optical system, and configured to adjust the laser beam and treatment pattern based upon the image information, and distinguish two or more anatomical structures of the eye based at least in part upon a robust least squares fit analysis of the image information. | 08-18-2011 |
20120078241 | PATIENT INTERFACE FOR OPHTHALMOLOGIC DIAGNOSTIC AND INTERVENTIONAL PROCEDURES - Configurations are described for conducting ophthalmic procedures to address cataract-related clinical challenges. In one embodiment, a one-piece patient contact interface may be utilized to couple a diagnostic and/or interventional system to a cornea of a patient; in another embodiment, a two-part configuration may be utilized; in another embodiment, a liquid interface two-part embodiment may be utilized. | 03-29-2012 |
20120089134 | Contactless Photodisruptive Laser assisted Cataract Surgery - Method, apparatus and systems for laser surgery as part of cataract surgery. The implementation thereof includes: A means to perform an anterior or posterior capsulorhexis using a rapid fire sequence of photodisruptive laser pulses, placed to open the capsule for cataract surgery. The system and methods provides the means to target and direct the laser pulse sequence into the desired region of the eye without the need of a patient interface or other contact with the eye. | 04-12-2012 |
20120259321 | Systems and methods to deliver photodisruptive laser pulses into tissue layers of the anterior angle of the eye - The invention relates to systems and methods for measuring the angular accessibility limitations of the anterior angle of the eye, targeting one or multiple treatment zones within the anterior angle area of the eye and delivering highly focused photodisruptive laser pulses with pulse durations <50 picoseconds creating channels into various anatomical structures within the anterior angle of the eye. The invention further includes custom gonioscopy lens systems, patient interface systems and a laser delivery system to deliver highly focused laser beams to the anterior angle area of the eye. | 10-11-2012 |
20120271288 | METHODS AND SYSTEMS FOR PROCESSING IMAGES OF THE ANTERIOR CHAMBER ANGLE OF AN EYE - An optical coherence tomography (OCT) image of the anterior chamber of an eye is processed to determine automatically a location in the image corresponding to Schwalbe's line. First, the method finds the location of the corneal endothelium. Then the method fits a model to the detected corneal endothelium. Then the method determines the location of Schwalbe's line based on the relationship between the detected corneal endothelium and the fitted model, such as where the detected corneal endothelium diverges most from the fitted model. The Schwalbe's line is used to obtain a numerical measure of the anterior chamber angle of the eye. The method can be used in a process for screening patients for glaucoma. In the case of patients found to be suffering from glaucoma, treatment can be performed. | 10-25-2012 |
20120303010 | Ophthalmic Surgical Device and a Method of Performing Ophthalmic Surgery - The invention relates to an ophthalmic surgical device for the treatment of glaucoma. The device comprises a fiber connector and a fiber. The fiber is provided with a proximal end connected to the fiber connector. Further, the fiber is provided, near its distal end, with a notch. Preferably, the distal end of the fiber forms a rounded tip. | 11-29-2012 |
20120316544 | LASER DELIVERY SYSTEM FOR EYE SURGERY - A photodisruptive laser delivery system and method for use in eye surgery. The photo disruptive laser delivered in pulses in the range of <10000 femtoseconds, used to create incisions in eye tissue is delivered by novel means to minimize optical aberrations without the use of a complex system of multiply precisely arranged lenses. This novel means include a scanning design that allows the focusing lens to always remain under normal incidence to the photodisruptive laser beam, negating the need for overly complex aberration correction set up. The focusing lens is configured to move within a surrounding beam to facilitate two dimensional controls over the treatment space. Controlling beam divergence prior to focusing allows for 3D incisions. The system and methods of use accomplish precise treatment without the need to contact the patient and can be integrated into standard surgical microscopes to improve operational efficiency and hospital workflow. | 12-13-2012 |
20120316545 | METHOD AND APPARATUS FOR PATTERNED PLASMA-MEDIATED LASER TREPHINATION OF THE LENS CAPSULE AND THREE DIMENSIONAL PHACO-SEGMENTATION - System and method for making incisions in eye tissue at different depths. The system and method focuses light, possibly in a pattern, at various focal points which are at various depths within the eye tissue. A segmented lens can be used to create multiple focal points simultaneously. Optimal incisions can be achieved by sequentially or simultaneously focusing lights at different depths, creating an expanded column of plasma, and creating a beam with an elongated waist. | 12-13-2012 |
20130023864 | METHOD AND APPARATUS FOR PATTERNED PLASMA-MEDIATED LASER TREPHINATION OF THE LENS CAPSULE AND THREE DIMENSIONAL PHACO-SEGMENTATION - System and method for making incisions in eye tissue at different depths. The system and method focuses light, possibly in a pattern, at various focal points which are at various depths within the eye tissue. A segmented lens can be used to create multiple focal points simultaneously. Optimal incisions can be achieved by sequentially or simultaneously focusing lights at different depths, creating an expanded column of plasma, and creating a beam with an elongated waist. | 01-24-2013 |
20130072917 | DEVICE AND METHOD FOR CATARACT SURGERY - Improvements in respect of performing cataract surgery, and the result thereof, by application of a laser system. A device for cataract surgery, includes a surgical microscope or stereo microscope and a laser source. A module, consisting of a laser-coupling/deflecting unit, a laser-scan unit, and a focusing unit, can be attached to the surgical microscope or stereo microscope, in which at least one of these units can selectively be introduced between the surgical microscope and eye, and in which the focusing unit can scan a depth-of-focus range of greater than 1 mm. | 03-21-2013 |
20130085484 | Methods for Treating Eye Conditions - Systems and methods are provided for reducing intraocular pressure in an eye. A perpendicular incision is made through a conjunctiva of the eye to access a trabecular meshwork of the eye. Electromagnetic energy is focused through the perpendicular incision to ablate a portion of the trabecular network, where said ablation creates a channel for outflow flow of fluid through a sclera venous sinus to reduce pressure within the eye. | 04-04-2013 |
20130090636 | SYSTEMS AND METHODS FOR COMBINED FEMTO-PHACO CATARACT SURGERY - Devices to perform femtolaser ablation and phacoemulsification are physically and/or operationally combined. In some embodiments the femtolaser ablation and phacoemulsification are housed together, and in other embodiments they are housed separately, but operated through a common display screen. At least some software can be shared by the femtolaser ablation and phacoemulsification functionalities. A non-transitory computer-readable memory can provide data that can be used to operate each of at least one femtolaser ablation functionality and at least one phacoemulsification functionality. | 04-11-2013 |
20130103014 | PATIENT INTERFACE FOR OPHTHALMOLOGIC DIAGNOSTIC AND INTERVENTIONAL PROCEDURES - An ophthalmic system may comprise an imaging device having a field of view oriented toward the eye of the patient; a patient interface housing defining a passage therethrough, having a distal end coupled to one or more seals configured to be directly engaged with one or more surfaces of the eye of the patient, and wherein the proximal end is configured to be coupled to the patient workstation such that at least a portion of the field of view of the imaging device passes through the passage; and two or more registration fiducials coupled to the patient interface housing in a predetermined geometric configuration relative to the patient interface housing within the field of view of the imaging device such that they may be imaged by the imaging device in reference to predetermined geometric markers on the eye of the patient which may also be imaged by the imaging device. | 04-25-2013 |
20130103015 | OCT-Guided Femtosecond Laser to Measure a Retinal Surface for Use in Performing an Intra-Retinal Ablation - A system and method are provided for debulking scar tissue in the retina by the Laser Induced Optical Breakdown (LIOB) of scar tissue. The identification, location and extent of the scar tissue is accomplished using Optical Coherence Tomography (OCT) techniques. OCT imaging is also used to monitor the debulking procedure. | 04-25-2013 |
20130123761 | SYSTEM AND METHOD FOR TREATING AN EYE - A system and method are presented for use in delivering electromagnetic radiation to a limbal area of an eye, for example for treatment of glaucoma. The system includes an illumination unit, a beam shaping device and a control unit. The illumination unit includes a first source of electromagnetic radiation configured and operable for producing a beam of electromagnetic radiation having first optical properties to be delivered to the limbal area of a patient's eye to interact therewith and produce a desired effect, and a second source of electromagnetic radiation configured and operable for producing a beam of electromagnetic radiation having second optical properties. The beam shaping device when accommodated in an optical path of said first and second beams defines one or more regions along a path substantially aligned with a limbus of the patient's eye. The control unit is configured and operable for operating the illumination unit in first and second illumination modes, such that in the first illumination mode the second beam propagates towards said beam shaping device and upon identifying that the second beam illuminates the limbus, the second illumination mode is activated in which the first beam is directed via said beam shaping device to pass through said one or more regions along said path to thereby interact with the limbus. | 05-16-2013 |
20130150840 | SURGICAL MICROSCOPE SYSTEM FOR OPHTHALMOLOGY, AND ASSOCIATED DETECTION UNIT - A surgical microscope system ( | 06-13-2013 |
20130158530 | INTRA-SURGICAL OPTICAL COHERENCE TOMOGRAPHIC IMAGING OF CATARACT PROCEDURES - A cataract surgical system includes a laser source to generate a first set of laser pulses; a guiding optic to guide the first set of laser pulses to a cataract target region in an eye; a laser controller to generate an electronic representation of a target scan pattern, and to control the guiding optic to scan the first set of laser pulses according to a portion of the target scan pattern to create a first photo-disrupted region in the cataract target region; and a Spectral Domain Optical Coherence Tomographic (SD-OCT) imaging system to generate an image of a portion of the first photo-disrupted region. The laser controller can generate an electronic representation of a modified scan pattern in relation to the image generated by the SD-OCT imaging system, and control the guiding optic to scan a second set of laser pulses according the modified scan pattern. | 06-20-2013 |
20130158531 | IMAGE PROCESSOR FOR INTRA-SURGICAL OPTICAL COHERENCE TOMOGRAPHIC IMAGING OF LASER CATARACT PROCEDURES - A cataract surgical system includes a laser source to generate a first set of laser pulses; a guiding optic to guide the first set of laser pulses to a cataract target region in an eye; a laser controller to generate an electronic representation of a target scan pattern, and to control the guiding optic to scan the first set of laser pulses according to a portion of the target scan pattern to create a first photo-disrupted region in the cataract target region; and a Spectral Domain Optical Coherence Tomographic (SD-OCT) imaging system to generate an image of a portion of the first photo-disrupted region. The laser controller can generate an electronic representation of a modified scan pattern in relation to the image generated by the SD-OCT imaging system, and control the guiding optic to scan a second set of laser pulses according the modified scan pattern. | 06-20-2013 |
20130190737 | APPLICATION OF ENERGY IN MEDICAL TREATMENTS - Embodiments apply light energy in medical treatments. To enhance or control the effect of the light energy, embodiments apply the light energy after tissue has been treated, e.g., with a photosensitizing agent. For example, embodiments may treat target tissue with riboflavin before exposure to ultraviolet light. For example, a system for cataract surgery includes a removal system configured to remove a first lens from an eye, wherein a capsular bag remains in the eye after removal of the first lens. The system includes an application system configured to treat lenticular epithelial cells in the capsular bag with the photosensitizing agent. The system includes a delivery system with a light source and an optical device. The optical device delivers light to the treated lenticular epithelial cells. Energy from the light destroys the lenticular epithelial cells in the capsular bag to reduce the growth of epithelial cells that cause posterior capsule opacification. | 07-25-2013 |
20130218145 | SYSTEM AND METHOD FOR TREATING AN EYE - The invention provides a device for delivering electromagnetic radiation to a limbal area of an eye that transforms one or more beams of electromagnetic radiation that are incident on a first side into one or more emitted beams of the electromagnetic radiation where the one or more beams are arrayed in a cylindrical array, an array of one or more beams each beam having a cross sectional shape of a circular arc or an array comprising a beam having an annular cross section. The invention also provides a system for delivering electromagnetic radiation to the limbal area of an eye that includes one or more devices of the invention and a source of electromagnetic radiation. The system may be used in the treatment of glaucoma. | 08-22-2013 |
20130231645 | Laser-Assisted Thermal Separation of Tissue - A laser-assisted method for fully or partially separating tissue such as collagen-containing tissue is provided. In one embodiment, the method pertains to a capsolurorhexis whereby the laser-assisted method is applied to the lens capsule. A light-absorbing agent is added into or onto the tissue. A light beam with a wavelength capable of being absorbed by the light absorbing agent is then directed at the tissue to cause a thermal effect at the tissue following a predetermined closed curve with the goal to avoid irregularity or potential tears in the resulting rim of the tissue. | 09-05-2013 |
20130237971 | SPATIO-TEMPORAL BEAM MODULATOR FOR SURGICAL LASER SYSTEMS - A surgical laser system can include a laser engine to generate a laser beam of laser pulses; a scanning delivery system to direct the laser beam to a target region and to scan the laser beam along a scan-pattern in the target region; and a spatio-temporal modulator to perform a space- and time dependent modulation of the laser beam. The spatio-temporal modulation of the phases or amplitudes of the beam components can reduce or even eliminate uncut regions in the target region, caused by the destructive interference of the beam components brought about by a wrinkling of a portion of the target or by other beam distorting factors. | 09-12-2013 |
20130237972 | ADJUSTABLE PUPIL SYSTEM FOR SURGICAL LASER SYSTEMS - A surgical laser system can include a laser engine to generate a laser beam of laser pulses, a scanning delivery system to direct the laser beam to a target region and to scan the laser beam along a scan-pattern in the target region, and a pupil system to modulate the laser beam. In addition, a method of adjusting a pupil of a laser beam can include: generating a laser beam of laser pulses with a laser engine, directing the laser beam to a target region with a scanning delivery system, scanning the laser beam along a scan-pattern in the target region with the scanning delivery system, and performing a modulation of the laser beam with an adjustable pupil system. | 09-12-2013 |
20130245618 | CONTROLLED LASER TREATMENT FOR NON-INVASIVE TISSUE ALTERATION, TREATMENT AND DIAGNOSTICS WITH MINIMAL COLLATERAL DAMAGE - A highly controlled and precise system, device and method for tissue and cellular alteration and treatment below or at surfaces with a laser. The present invention is characterized by ultra low levels of collateral damage as defined by physiologically relevant tests that measure tissue viability. The operation of the present invention is based on spectrally confining the interaction between laser energy and a targeted tissue including an essential element for physiologically relevant tests for monitoring tissue viability. | 09-19-2013 |
20130289545 | MINIMALLY INVASIVE GLAUCOMA SURGICAL INSTRUMENT AND METHOD - Apparatuses and methods for the treatment of glaucoma are provided. The instrument uses either cauterization, a laser to ablate, sonic or ultrasonic energy to emulsify, or mechanical cutting of a portion of the trabecular meshwork. The instrument may also be provided with irrigation, aspiration, and a footplate. The footplate is used to enter Schlemm's canal, serves as a guide, and also protects Schlemm's canal. | 10-31-2013 |
20140046310 | Laser-Assisted Thermal Separation of Tissue - A laser-assisted method for fully or partially separating tissue such as collagen-containing tissue is provided. In one embodiment, the method pertains to a capsolurorhexis whereby the laser-assisted method is applied to the lens capsule. A light-absorbing agent is added into or onto the tissue. A light beam with a wavelength capable of being absorbed by the light absorbing agent is then directed at the tissue to cause a thermal effect at the tissue following a predetermined closed curve with the goal to avoid irregularity- or potential tears in the resulting rim of the tissue. | 02-13-2014 |
20140052113 | INSTRUMENT SYSTEM AND PROCEDURE FOR PHACOEMULSIFICATION - An instrument system for phacoemulsification includes a femto- or picosecond laser device configured to dissect a lens of a patient's eye into lens fragments, open an anterior capsule of the lens of the eye, and make an incision in the eyeball so as to provide access to the lens of the eye. The system also includes device for fragmenting and aspirating the lens fragments through the access incision. A monitoring device is provided for monitoring results achieved by the phacoemulsification. A control device is configured to control the femto- or picosecond laser device and the device for fragmenting and aspirating the lens fragments, subject to parameters of the eye to be treated or of given surgical steps. | 02-20-2014 |
20140058366 | Method For The Treatment of Cataract - A method and related apparatus to treat a cataract where the cataractous lens is pierced and the resulting opening is mechanically maintained using a lens system device such as a pinhole device, expandable tubular leas, a stent or similar small diameter device, some of which are capable of supporting a secondary intraocular lens. The resulting passageway or lumen created in the cataractous lens allows visible light to better reach the retina, thus improving vision. This lens system device that can be placed into an in situ cataract provides for a much simpler surgical technique and reduces related pre and post operative procedures and potential complications. Intraocular lenses may also be used in concert with this invention. The apparatus and technique can be applied to humans as well as animals. | 02-27-2014 |
20140058367 | ADAPTIVE LASER SYSTEM FOR OPHTHALMIC USE - An adaptive laser system for ophthalmic use is provided. In another aspect, a relatively inexpensive laser is employed. In another aspect of the present system, non-linear optical imaging uses multiphoton fluorescences and/or second harmonic generation, to create three-dimensional mapping of a portion of the eye in combination with automated feedback to assist with a surgical operation. In a further aspect of the present system, the patient interface uses laser induced markings or indicia to aid in focusing and/or calibration. Still another aspect employs temporal focusing of the laser beam pulse. | 02-27-2014 |
20140074074 | METHODS AND SYSTEMS FOR PERFORMING A POSTERIOR CAPSULOTOMY AND FOR LASER EYE SURGERY WITH A PENETRATED CORNEA - Method and apparatus for performing a laser-assisted posterior capsulotomy and for performing laser eye surgery on an eye having a penetrated cornea are provided. A method for performing a posterior capsulotomy includes injecting fluid between the lens posterior capsule and the anterior hyaloids membrane to separate the lens posterior capsule and the anterior hyaloids membrane. With the lens posterior capsule separated from the anterior hyaloids membrane, a posterior capsulotomy is performed on the lens posterior capsule by using a laser to incise the lens posterior capsule. | 03-13-2014 |
20140107634 | APPARATUS AND METHOD FOR EYE SURGERY - There is proposed an apparatus for eye surgery, which comprises a stand ( | 04-17-2014 |
20140114296 | GRAPHICAL USER INTERFACE FOR LASER EYE SURGERY SYSTEM - Methods and systems for planning and forming incisions in a cornea, lens capsule, and/or crystalline lens nucleus are disclosed. A method includes measuring spatial dispositions, relative to a laser surgery system, of at least portions of the corneal anterior and posterior surfaces. A spatial disposition of an incision of the cornea is generated based at least in part on the measured corneal anterior and posterior spatial dispositions and at least one corneal incision parameter. A composite image is displayed that includes an image representative of the measured corneal anterior and posterior surfaces and an image representing the corneal incision. | 04-24-2014 |
20140114297 | GRAPHICAL USER INTERFACE FOR LASER EYE SURGERY SYSTEM - Methods and systems for planning and forming incisions in a cornea, lens capsule, and/or crystalline lens nucleus are disclosed. A method includes measuring spatial dispositions, relative to a laser surgery system, of at least portions of the corneal anterior and posterior surfaces. A spatial disposition of an incision of the cornea is generated based at least in part on the measured corneal anterior and posterior spatial dispositions and at least one corneal incision parameter. A composite image is displayed that includes an image representative of the measured corneal anterior and posterior surfaces and an image representing the corneal incision. | 04-24-2014 |
20140121654 | SURGICAL LASER SETUP CALCULATIONS INTERFACE FOR CORNEAL MULTI-PLANE INCISION - An apparatus and a method are described for setting up a medical laser machine configured to be used in eye surgery for making a multi-planar incision. In various embodiments, a software interface is provided to receive, from a user, one or more dimensional measurements of an eye of a patient as input, automatically calculate precise geometric and other setup parameters, based on a set of equations, of a multi-planar incision for the patient's eye, and provide the calculated parameters to the user for setting up the medical laser machine to make the incision. | 05-01-2014 |
20140135749 | SYSTEM AND METHOD FOR FEMTO-FRAGMENTATION OF A CRYSTALLINE LENS - A system and method for performing a femto-fragmentation procedure on tissue in the crystalline lens of an eye requires that a laser beam be directed and focused to a focal point in the crystalline lens of the eye. The focal point is then guided, relative to an axis defined by the eye, to create a segment cluster by causing Laser Induced Optical Breakdown (LIOB) of tissue in the crystalline lens. The resultant segment cluster includes a plurality of contiguous, elongated segments in the crystalline lens that are individually tapered from an anterior end-area to a posterior end-area. Specifically, this is done to facilitate the removal of individual segments from the segment cluster in the crystalline lens. | 05-15-2014 |
20140135750 | ADAPTABLE PATIENT INTERFACE - Systems and methods are described for stabilizing an eye for an ocular laser procedure while minimizing corneal distortions which can adversely affect a surgical laser beam. For the systems, a patient interface includes a contact element for stabilizing the eye and establishing a conformal interface with the anterior surface of the cornea. More specifically, devices are disclosed which overlay both a central corneal region and a peripheral corneal region. In some embodiments, a first material is used in the contact element to overlay the central corneal region and a second material is used in the contact element to overlay the peripheral corneal region. Typically, the first and second materials differ in terms of hardness and deformability. In another embodiment disclosed herein, a contact element having a viscoelastic material for stabilizing an eye for a laser procedure is described. | 05-15-2014 |
20140135751 | SYSTEM AND METHOD FOR INCISING A TILTED CRYSTALLINE LENS - A system and method are disclosed for using a laser unit to treat a crystalline lens (or lens capsule) to compensate for any tilt angle “φ” there may be between a lens axis and an operational axis of the laser unit (i.e. “z” axis). To begin, a contiguous sequence of procedure paths that collectively define the boundary surface of a lens volume are identified, with each procedure path inclined by the tilt angle “φ”. A slice occurs in an x-y plane that is on the boundary surface of the volume of lens and includes portions of several procedure paths. The slices are projected into the x-y plane where they are sequenced for use as trace paths for the laser unit. The trace paths are used to guide a laser beam to perform LIOB along the slice for the different values of “z” to incise the boundary surface. | 05-15-2014 |
20140135752 | System and Method for Configuring Fragmentation Segments of a Crystalline Lens for a Lensectomy - A system and method are provided for fragmenting a crystalline lens inside an operational volume in the lens. A reference axis that is based on the crystalline lens is established, and various pluralities of parallel planes are defined relative to the reference axis. A pulsed laser beam is then used to cut tissue in selected planes, to thereby fragment the lens by performing Laser Induced Optical Breakdown (LIOB) on the tissue. In accordance with the present invention each plurality of parallel planes is characterized by a particular inclination angle “φ” relative to the reference axis, a particular azimuthal angle “θ” relative to the reference axis, and an intersection angle “ψ” relative to each other. | 05-15-2014 |
20140135753 | OPHTHALMIC LASER SYSTEM - An ophthalmic laser system generating a first beam at a wavelength suitable for performing selective laser trabeculoplasty and selectively generating a second beam at a wavelength suitable for performing secondary cataract surgery procedures. The laser system is able to select between directing the first beam or the second beam to the eye of a patient. The first beam is suitably generated at 1064 nm from a Nd:YAG laser and the second beam is frequency doubled to 532 nm in a KTP doubling crystal. | 05-15-2014 |
20140142558 | Method for Creating Incision to Improve Intraocular Lens Placement - A system and method for inserting an intraocular lens in a patient's eye includes a light source for generating a light beam, a scanner for deflecting the light beam to form an enclosed treatment pattern that includes a registration feature, and a delivery system for delivering the enclosed treatment pattern to target tissue in the patient's eye to form an enclosed incision therein having the registration feature. An intraocular lens is placed within the enclosed incision, wherein the intraocular lens has a registration feature that engages with the registration feature of the enclosed incision. Alternately, the scanner can make a separate registration incision for a post that is connected to the intraocular lens via a strut member. | 05-22-2014 |
20140171928 | CORNEAL MULTI-PLANE INCISION USING A SURGICAL LASER SETUP CALCULATIONS INTERFACE - An apparatus and a method are described for setting up a medical laser machine configured to be used in eye surgery for making a multi-planar incision. In various embodiments, a software interface is provided to receive, from a user, one or more dimensional measurements of an eye of a patient as input, automatically calculate precise geometric and other setup parameters, based on a set of equations, of a multi-planar incision for the patient's eye, and provide the calculated parameters to the user for setting up the medical laser machine to make the incision. | 06-19-2014 |
20140194859 | SYSTEM AND METHOD OF PERFORMING FEMTOSECOND LASER ACCOMODATIVE CAPSULOTOMY - Disclosed is a system and method for making a first incision in an anterior capsule of a capsular bag, the first incision being less than or equal to approximately 3.5 mm in diameter and making a second incision in the anterior capsule, the second incision being less than or equal to approximately 3.0 mm in diameter. The first incision and the second incision are positioned off-center from a center portion of the anterior capsule. The method includes performing lens fragmentation of a lens in the capsular bag to yield lens material, inserting a first instrument into the first incision, inserting a second first instrument into the second incision and removing the lens material via one of the first instrument and the second instrument and through one of the first incision and the second incision. The tensile structure of the anterior portion of the capsular bag is maintained such that accommodation exists within the eye after insertion of the intraocular lens. | 07-10-2014 |
20140194860 | OPHTHALMOLOGIC LASER DEVICE AND METHOD FOR PREVENTING AND TREATING AFTERCATARACT - An ophthalmologic laser device includes a pulsed laser configured to produce radiation focused along at treatment beam path. A variably adjustable beam deflector unit and a focusing lens system are disposed in the treatment beam path. The deflector unit is configured to focus the radiation in different target volumes. Measuring equipment is configured to determine a shape and position of optical interfaces along a detection beam path. A control unit is configured to control the laser and the deflector unit and to implement steps including determining a shape and position of an interface of a membrane of a capsular bag of an eye located in a treatment area using the measuring equipment, determining coordinates of a target volume such that, on irradiation of the target volume, a pressure wave runs from the target volume to the anterior or posterior membrane, and adjusting the deflector unit to the target determined volume. | 07-10-2014 |
20140276679 | SYSTEM AND METHODS FOR DEPTH DETECTION IN LASER-ASSISTED OPHTHALMIC PROCEDURES - Embodiments of this invention relate to systems and methods for automatic depth (or Z) detection before, during, or after laser-assisted ophthalmic surgery. When performing ophthalmic laser surgery, the operator (or surgeon) needs to make accurate and precise incisions using the laser beam. With the automatic depth detection systems and methods, the same laser used for the surgical procedure may be used for depth measurement of the surgical incisions. The surgical laser system may include a laser delivery system for delivering a pulsed laser beam to photoalter an eye, a mirror to transmit at least a portion of reflected light of the pulsed laser beam, a lens positioned to focus the transmitted reflected lighted on to a detector, (such as a CCD), and a depth encoder configured to automatically detect depth according to one or more of color, intensity, or shape of the focused spot on the CCD. | 09-18-2014 |
20140276680 | VARYING A NUMERICAL APERTURE OF A LASER DURING LENS FRAGMENTATION IN CATARACT SURGERY - Some embodiments disclosed here provide for a method fragmenting a cataractous lens of a patient's eye using an ultra-short pulsed laser. The method can include determining, within a lens of a patient's eye, a high NA zone where a cone angle of a laser beam with a high numerical aperture is not shadowed by the iris, and a low NA zone radially closer to the iris where the cone angle of the laser beam with a low numerical aperture is not shadowed by the iris. Laser lens fragmentation is accomplished by delivering the laser beam with the high numerical aperture to the high NA zone, and the laser beam with the low numerical aperture to the low NA zone. This can result in a more effective fragmentation of a nucleus of the lens without exposing the retina to radiation above safety standards. | 09-18-2014 |
20140276681 | MICROFEMTOTOMY METHODS AND SYSTEMS - Methods and systems for performing laser-assisted surgery on an eye form one or more small anchoring capsulotomies in the lens capsule of the eye. The one or more anchoring capsulotomies are configured to accommodate corresponding anchoring features of an intraocular lens and/or to accommodate one or more drug-eluting members. A method for performing laser-assisted eye surgery on an eye having a lens capsule includes forming an anchoring capsulotomy in the lens capsule and coupling an anchoring feature of the intraocular lens with the anchoring capsulotomy. The anchoring capsulotomy is formed by using a laser to incise the lens capsule. The anchoring feature can protrude transverse to a surface of the intraocular lens that interfaces with the lens capsule adjacent to the anchoring capsulotomy. | 09-18-2014 |
20140316392 | Method, Apparatus, and a System for a Water Jet - A fluid or laser jet instrument may be used for manually performing eye surgery or any emulsification technique. | 10-23-2014 |
20140350533 | CONTACTLESS PHOTODISRUPTIVE LASER CATARACT SURGERY - Method, apparatus and systems for laser surgery as part of cataract surgery. The implementation thereof includes: A means to perform incisions in the cornea and inside the eye. In particular Limbal Relaxating Incisions and an anterior or posterior capsulotomy/capsulorhexis using a rapid fire sequence of photodisruptive laser pulses, placed to open the capsule for cataract surgery. The system and methods provides the means to target and direct the laser pulse sequence into the desired region of the eye without the need of a patient interface that is locked to the laser delivery system and holds the eye in a fixed position relative to the delivery system. | 11-27-2014 |
20150038951 | Method and Apparatus for Patterned Plasma-Mediated Laser Trephination of the Lens Capsule and Three Dimensional Phaco-Segmentation - A laser surgical system for making incisions in ocular tissues during cataract surgery includes a laser system, an imaging device and a control system. The laser system includes a scanning assembly and a laser to generate a laser beam that incises ocular tissue. The imaging device acquires image data of a crystalline lens and constructs an image from the image data. The control system operates the imaging device to generate image data for the patient's crystalline lens, processes the image data to determine an anterior capsule incision scanning pattern for scanning a focal zone of the laser beam to perform an anterior capsule incision and operates the laser and the scanning assembly to scan the focal zone of the laser beam in the anterior capsule incision scanning pattern, wherein the focal zone is guided by the control system based on the image data. | 02-05-2015 |
20150038952 | Method and Apparatus for Patterned Plasma-Mediated Laser Trephination of the Lens Capsule and Three Dimensional Phaco-Segmentation - System and method for making incisions in eye tissue at different depths. The system and method focuses light, possibly in a pattern, at various focal points which are at various depths within the eye tissue. A segmented lens can be used to create multiple focal points simultaneously. Optimal incisions can be achieved by sequentially or simultaneously focusing lights at different depths, creating an expanded column of plasma, and creating a beam with an elongated waist. | 02-05-2015 |
20150051592 | METHOD AND APPARATUS FOR LASER ASSISTED CATARACT SURGERY - Devices and methods for use in laser-assisted surgery, particularly cataract surgery. Specifically, the use of an optical fiber with a proximal and distal end, wherein the distal end has a non-orthogonal angle with the diameter of the optical fiber, to create an off-axis steam bubble for cutting and removing tissue in an operative region. Where the optical fiber is bent, rotating the fiber creates a circular cutting path for the steam bubble, allowing access to tissues that may normally be blocked by obstructions and obstacles. | 02-19-2015 |
20150100050 | LASER CAPSULOTOMY DEVICE AND METHOD OF USE - An apparatus and method for treating opacity in the posterior eye capsule includes using an illumination device to identify and analyze tension lines in the posterior eye capsule and then using a laser to perforate at least a portion of the posterior eye capsule along the tension lines. | 04-09-2015 |
20150105762 | METHOD FOR PATTERNED PLASMA-MEDIATED MODIFICATION OF THE CRYSTALLINE LENS - A method of treating a cataractous lens of a patient's eye includes generating a light beam, deflecting the light beam using a scanner to form a treatment pattern, delivering the treatment pattern to the lens of the patient's eye to create a plurality of cuts in the form two or more different incisions patterns within the lens to segment the lens tissue into a plurality of patterned pieces, and mechanically breaking the lens into a plurality of pieces along the cuts. A first incision pattern includes two or more crossing cut incision planes. A second incision pattern includes a plurality of laser incision each extending along a first length between a posterior and an anterior surface of the lens capsule. | 04-16-2015 |
20150105763 | METHOD FOR PATTERNED PLASMA-MEDIATED MODIFICATION OF THE CRYSTALLINE LENS - A system for treating a cataractous lens of a patient's eye includes a laser source for generating a light beam, a scanning system for deflecting the light beam to form a treatment pattern of the light beam, and a controller operably coupled to the laser source and scanning system and configured to operate the scanner to form the treatment pattern. The treatment pattern is a plurality of cuts in the form two or more different incision patterns for segmenting the lens tissue into a plurality of patterned pieces. The incision pattern includes: a first incision pattern including two or more crossing cut incision planes; and a second incision pattern comprising one or more laser incision each extending along a first length between a posterior and an anterior surface of the lens capsule. | 04-16-2015 |
20150141973 | Ophthalmic Laser System - An ophthalmic laser system generating a first beam at a wavelength suitable for performing selective laser trabeculoplasty and selectively generating a second beam at a wavelength suitable for performing secondary cataract surgery procedures. The laser system is able to select between directing the first beam or the second beam to the eye of a patient. The first beam is suitably generated at 1064 nm from a Nd:YAG laser and the second beam is frequency doubled to 532 nm in a KTP doubling crystal. | 05-21-2015 |
20150305938 | ILLUMINATED TREATMENT PROBE FOR DELIVERING LASER ENERGY - The present invention generally relates systems, methods, and devices for treating an eye of a patient. In some embodiments, a system may be provided that includes a console for generating a treatment laser and an illumination light. The system may further include a treatment probe for delivering the illumination light to an eye so as to illuminate the ciliary process of the eye. With the illuminated ciliary process, the treatment probe may be aligned to deliver the treatment laser from the console to the ciliary process of the eye for the purpose of treating a patient for glaucoma. In some embodiments, a treatment probe may be provided with an illumination fiber for delivering light to specific portions of the eye or at desired angles in order to illuminate the ciliary process. In some embodiments a treatment probe may be configured to cooperate with a removable light pen for eye illumination. | 10-29-2015 |
20150305939 | SYSTEMS AND METHODS TO DELIVER PHOTODISRUPTIVE LASER PULSES INTO TISSUE LAYERS OF THE ANTERIOR ANGLE OF THE EYE - The invention relates to systems and methods for accessing tissue layers of the anterior chamber angle of an eye, targeting one or multiple treatment zones within the anterior angle area of the eye and delivering focused photodisruptive laser pulses with pulse durations <50 picoseconds creating channels into various anatomical structures within the anterior angle of the eye. | 10-29-2015 |
20150305940 | SYSTEMS AND METHODS TO DELIVER PHOTODISRUPTIVE LASER PULSES INTO TISSUE LAYERS OF THE ANTERIOR ANGLE OF THE EYE - The invention relates to systems and methods for accessing tissue layers of the anterior chamber angle of an eye, targeting one or multiple treatment zones within the anterior angle area of the eye and delivering focused photodisruptive laser pulses with pulse durations <50 picoseconds creating channels into various anatomical structures within the anterior angle of the eye. | 10-29-2015 |
20150313759 | SYSTEMS AND METHODS TO DELIVER PHOTODISRUPTIVE LASER PULSES INTO TISSUE LAYERS OF THE ANTERIOR ANGLE OF THE EYE - The invention relates to systems and methods for delivering highly focused photodisruptive laser pulses with pulse durations <50 picoseconds into the anterior chamber angle region of an eye, creating channels into various anatomical structures within the anterior angle of the eye. The invention includes novel gonioscopy lens systems, patient interface systems and a laser delivery systems to deliver such focused laser beams to the anterior angle area of the eye. | 11-05-2015 |
20150335477 | METHOD AND SYSTEM FOR MODIFYING EYE TISSUE AND INTRAOCULAR LENSES - A system for ophthalmic surgery includes a laser source configured to deliver an ultraviolet laser beam comprising laser pulses having a wavelength between 320 nm and 370 nm to photodecompose one or more intraocular targets within the eye with chromophore absorbance. The pulse energy, the pulse duration, and the focal spot are such that an irradiance at the focal spot is sufficient to photodecompose the one or more intraocular targets without exceeding a threshold of formation of a plasma and an associated cavitation event. An optical system operatively coupled to the laser source and configured to focus the ultraviolet laser beam to a focal spot and direct the focal spot in a pattern into the one or more intraocular targets. The optical system focuses the laser beam at a numerical aperture that provides for the focal spot to be scanned over a scan range of 6 mm to 10 mm. | 11-26-2015 |
20150359672 | Systems and Methods for Disruption of an Eye Lens - Systems and methods are provided for ablating a lens of an eye. An access incision is made through outer eye tissue to access the lens. A laser tool is inserted through the access incision. Electromagnetic energy is focused using the inserted laser tool to ablate a portion of the lens, where said ablation breaks the lens into a plurality of pieces for removal from the eye. | 12-17-2015 |
20150366705 | OPHTHALMIC TREATMENT APPARATUS AND METHOD FOR CONTROLLING SAME - The present invention relates to an ophthalmic treatment apparatus and to a method for controlling same. The ophthalmic treatment apparatus according to the present invention comprises: a beam generating unit for generating a treatment beam; an image unit for generating an image of an eyeball to be treated and displaying the image of the eyeball; an input unit for applying an input signal so as to display a lesion region in the image of the eyeball displayed by the image unit; and a control unit for controlling the operation of the beam generating unit such that the treatment beam can be radiated onto the lesion region in accordance with the lesion region displayed by means of the input signal inputted by the input unit. | 12-24-2015 |
20150366706 | SYSTEM FOR GLAUCOMA TREATMENT - An apparatus ( | 12-24-2015 |
20150374539 | Convex Contact Probe for the Delivery of Laser Energy - Systems, devices, and methods for treating a glaucomatous eye are provided. Embodiments may provide a treatment probe for treating an eye of a patient. The treatment probe may have an elongate body with a contact surface at a distal end of the elongate body. A treatment fiber or light source may be housed in the treatment probe and may be configured to direct treatment energy from the contact surface. The contact surface may be configured to couple to a surface of the eye to deliver the energy into the target area. In many embodiments the contact surface may have a convex configuration with a rounded outer shape and edge that facilitates the sweeping of the probe surface across the eye during treatment delivery. In some embodiments the probe may be swept in arc motions while delivering treatment energy to the eye. | 12-31-2015 |
20160000603 | LASER-ASSISTED THERMAL SEPARATION OF TISSUE - A laser-assisted method for fully or partially separating tissue such as collagen containing tissue is provided. In one embodiment, the method pertains to a capsulorhexis whereby the laser-assisted method is applied to the lens capsule. A light-absorbing agent is added into or onto the tissue. A light beam with a wavelength capable of being absorbed by the light absorbing agent is then directed at the tissue to cause a thermal effect at the tissue following a predetermined closed curve with the goal to avoid irregularity or potential tears in the resulting rim of the tissue. | 01-07-2016 |
20160045367 | COMBINED LASER AND PHACOEMULSIFICATION SYSTEM FOR EYE SURGERY - Cataract surgery is in recent years more and more augmented and supported by the application of laser cuts in the eye tissue. Such laser systems are separate units from the phacoemulsification system units that are usually used for cataract extraction. The laser systems require the patient to be positioned under the laser unit and then being moved under the surgical microscope next to the phacoemulsification unit. The here described invention relates to systems combining several aspects of the laser system and the phacoemulsification system. In particular, this invention relates to combining at least some parts of the control system and the housing for both systems and thereby minimizing and optimizing setup time, operating room footprint, patient flow and cost. Furthermore the here disclosed invention relates to integrating the laser system under the surgical microscope and thereby significantly reducing the surgery setup and complexity. | 02-18-2016 |
20160051408 | MINIMALLY INVASIVE GLAUCOMA SURGICAL INSTRUMENT AND METHOD - Apparatuses and methods for the treatment of glaucoma are provided. The instrument uses either cauterization, a laser to ablate, sonic or ultrasonic energy to emulsify, or mechanical cutting of a portion of the trabecular meshwork. The instrument may also be provided with irrigation, aspiration, and a footplate. The footplate is used to enter Schlemm's canal, serves as a guide, and also protects Schlemm's canal. | 02-25-2016 |
20160074214 | APPARATUS FOR PATTERNED PLASMA-MEDIATED LASER OPHTHALMIC SURGERY - A system for ophthalmic surgery on an eye includes: a pulsed laser which produces a treatment beam; an OCT imaging assembly capable of creating a continuous depth profile of the eye; an optical scanning system configured to position a focal zone of the treatment beam to a targeted location in three dimensions in one or more floaters in the posterior pole. The system also includes one or more controllers programmed to automatically scan tissues of the patient's eye with the imaging assembly; identify one or more boundaries of the one or more floaters based at least in part on the image data; iii. identify one or more treatment regions based upon the boundaries; and operate the optical scanning system with the pulsed laser to produce a treatment beam directed in a pattern based on the one or more treatment regions. | 03-17-2016 |
20160074227 | Method and Apparatus for Creating Ocular Surgical and Relaxing Incisions - A system and method of treating target tissue in a patient's eye, which includes generating a light beam, deflecting the light beam using a scanner to form first and second treatment patterns, delivering the first treatment pattern to the target tissue to form an incision that provides access to an eye chamber of the patient's eye, and delivering the second treatment pattern to the target tissue to form a relaxation incision along or near limbus tissue or along corneal tissue anterior to the limbus tissue of the patient's eye to reduce astigmatism thereof. | 03-17-2016 |
20160074228 | Method and Apparatus for Creating Ocular Surgical and Relaxing Incisions - A system and method of treating target tissue in a patient's eye, which includes generating a light beam, deflecting the light beam using a scanner to form first and second treatment patterns, delivering the first treatment pattern to the target tissue to form an incision that provides access to an eye chamber of the patient's eye, and delivering the second treatment pattern to the target tissue to form a relaxation incision along or near limbus tissue or along corneal tissue anterior to the limbus tissue of the patient's eye to reduce astigmatism thereof. | 03-17-2016 |
20160074229 | APPARATUS FOR PATTERNED PLASMA-MEDIATED LASER OPHTHALMIC SURGERY - A system for ophthalmic surgery on an eye includes: a pulsed laser which produces a treatment beam; an OCT imaging assembly capable of creating a continuous depth profile of the eye; an optical scanning system configured to position a focal zone of the treatment beam to a targeted location in three dimensions in one or more floaters in the posterior pole. The system also includes one or more controllers programmed to automatically scan tissues of the patient's eye with the imaging assembly; identify one or more boundaries of the one or more floaters based at least in part on the image data; iii. identify one or more treatment regions based upon the boundaries; and operate the optical scanning system with the pulsed laser to produce a treatment beam directed in a pattern based on the one or more treatment regions. | 03-17-2016 |
20160095517 | PATIENT INTERFACE FOR OPHTHALMOLOGIC DIAGNOSTIC AND INTERVENTIONAL PROCEDURES - An ophthalmic system may comprise an imaging device having a field of view oriented toward the eye of the patient; a patient interface housing defining a passage therethrough, having a distal end coupled to one or more seals configured to be directly engaged with one or more surfaces of the eye of the patient, and wherein the proximal end is configured to be coupled to the patient workstation such that at least a portion of the field of view of the imaging device passes through the passage; and two or more registration fiducials coupled to the patient interface housing in a predetermined geometric configuration relative to the patient interface housing within the field of view of the imaging device such that they may be imaged by the imaging device in reference to predetermined geometric markers on the eye of the patient which may also be imaged by the imaging device. | 04-07-2016 |
20160095751 | METHODS AND APPARATUSES FOR THE TREATMENT OF GLAUCOMA USING VISIBLE AND INFRARED ULTRASHORT LASER PULSES - Transcorneal and fiberoptic laser delivery systems and methods for the treatment of eye diseases wherein energy is delivered by wavelengths transparent to the cornea to effect target tissues in the eye for the control of intraocular pressure in diseases such as glaucoma by delivery systems both external to and within ocular tissues. External delivery may be effected under gonioscopic control. Internal delivery may be controlled endoscopically or fiberoptically, both systems utilizing femtosecond laser energy to excise ocular tissue. The femtosecond light energy is delivered to the target tissues to be treated to effect precisely controlled photodisruption to enable portals for the outflow of aqueous fluid in the case of glaucoma in a manner which minimizes target tissue healing responses, inflammation and scarring. | 04-07-2016 |
20160095752 | CORNEAL TOPOGRAPHY MEASUREMENTS AND FIDUCIAL MARK INCISIONS IN LASER SURGICAL PROCEDURES - A method of cataract surgery in an eye of a patient includes identifying a feature selected from the group consisting of an axis, a meridian, and a structure of an eye by corneal topography and forming fiducial mark incisions with a laser beam along the axis, meridian or structure in the cornea outside the optical zone of the eye. A laser cataract surgery system a laser source, a topography measurement system, an integrated optical subsystem, and a processor in operable communication with the laser source, corneal topography subsystem and the integrated optical system. The processor includes a tangible non-volatile computer readable medium comprising instructions to determine one of an axis, meridian and structure of an eye of the patient based on the measurements received from topography measurement system, and direct the treatment beam so as to incise radial fiducial mark incisions. | 04-07-2016 |
20160106591 | METHODS FOR PREVENTING OR TREATING POSTERIOR CAPSULAR OPACIFICATION - The present invention relates to methods and apparatus for preventing or treating posterior capsular opacification in a subject in need of prophylaxis or treatment for posterior capsular opacification, including a subject undergoing cataract surgery by ablating epithelial cells on an interior surface of the lens capsule with a multi-photon laser system. | 04-21-2016 |
20160143778 | AQUABLATION AQUABEAM EYE SURGERY METHODS AND APPARATUS - A fluid jet is directed at tissue to erode tissue with a controlled amount of ablative energy of a jet. Embodiments as described herein can provide controlled removal of ocular tissue, and can remove a pre-defined volume having a pre-determined shape, for example. The accurate tissue removal as described herein can have many applications, such as removal of the lens for cataract surgery to more completely remove the cortex and nucleus of the lens and to separate layers of the lens. The length of an ablation depth extending from an opening that releases the jet can be controlled, and the angle and longitudinal position of the opening can be controlled together, in order to ablate a pre-determined volume of tissue having the surface profile. | 05-26-2016 |
20160143782 | ILLUMINATION CHOPPER - The present invention provides an illumination chopper which allows a user to operate on the nucleus of a crystalline lens with a small piece while securing visibility through a chopper which is mounted at one end of an illuminator to form a predetermined angle with the illuminator. | 05-26-2016 |
20160151203 | PATIENT INTERFACE FOR OPHTHALMOLOGIC DIAGNOSTIC AND INTERVENTIONAL PROCEDURES | 06-02-2016 |
20160250073 | PATIENT INTERFACE FOR OPHTHALMOLOGIC DIAGNOSTIC AND INTERVENTIONAL PROCEDURES | 09-01-2016 |
20160250075 | OPHTHALMIC LASER TREATMENT APPARATUS | 09-01-2016 |