Goods & Services

Ophthalmological apparatus and instruments; ophthalmological apparatus and instruments for ophthalmic surgery, ophthalmological apparatus and instruments for medical analysis; keratometers, ophthalmoscopes; lasers for ophthalmological surgery; medical imaging apparatus for ophthalmologic use; eye testing apparatus; apparatus for screening vision defects and disorders; diagnostic instruments in ophthalmology, therapeutic instruments for ophthalmology; ophthalmic instruments, ophthalmic cameras for medical use; ophthalmic cameras for medical use.

Goods & Services

Surgical ophthalmological apparatus and instruments for medical use; Surgical ophthalmological apparatus and instruments for use in ophthalmic surgery; ophthalmological apparatus and instruments for medical analysis, namely, lasers for medical analysis; keratometers; ophthalmoscopes; lasers for ophthalmological surgery; medical imaging apparatus for ophthalmologic use; eye testing apparatus; medical apparatus for screening vision defects and disorders; diagnostic instruments being lasers for use in ophthalmology; therapeutic instruments for ophthalmology; ophthalmic instruments in the nature of ophthalmic cameras for medical purposes; ophthalmic cameras for medical purposes

Abstract

A coupling interface between a laser source and a tissue to be treated, remarkable in that the coupling interface comprises: a ring (3) including: a double-walled partition (31), a window (33) transparent to a laser beam generated by the laser source, said window being sealingly mounted on the distal end of the ring so as to close the distal end of the ring, a gel block (4) intended to be positioned in a working housing of the ring.

IPC Classes  ?

• A61F 9/009 - Auxiliary devices for making contact with the eyeball and coupling-in laser light
• A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges

Abstract

The present invention concerns a cutting apparatus including a femtosecond laser, a shaping system downstream from the femtosecond laser, for forming a phase-modulated laser beam, an optical scanner downstream from the shaping system, and optical focusing system downstream from the optical scanner, a control unit for controlling the shaping system, the optical scanner and the optical focusing system, characterized in that the apparatus further comprises an optical coupler between the femtosecond laser and the shaping system, the optical coupler including a photonic crystal optical fiber for filtering the phase-modulated laser beam coming from the shaping system.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The invention relates to a cutting device including a femtosecond laser source for emitting a Gaussian laser beam, a shaping system including a spatial light modulator for modulating the Gaussian laser beam, an optical scanner for moving the modulated laser beam, an optical focusing system for focusing the modulated laser beam, characterised in that the treatment device also comprises a control unit for controlling the femtosecond laser source, the shaping system, the optical scanner and the optical focusing system in order to create first and second sets of vertical cutting planes (V1, V2) that are separated from one another by a horizontal cutting plane (H2), the vertical planes (V2) of the second set being offset laterally relative to the vertical planes (V1) of the first set.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The invention relates to a cutting apparatus including a femtosecond laser source (10) for emitting a Gaussian laser beam, a shaping system (30) including a spatial modulator of light for modulating the Gaussian laser beam, a sweeping optical scanner (40) for moving the modulated laser beam, an optical focusing system (50) for focusing the modulated laser beam, characterised in that the processing device further comprises a control unit (60) for controlling the femtosecond laser source (10), the shaping system (30), the sweeping optical scanner (40) and the optical focusing system (50), in order to produce: —at least one vertical cutting plane, and —at least one horizontal cutting plane; the spatial light modulator of the shaping system (30) being capable of emulating an axicon for generating a Bessel beam.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The present invention relates to a coupling interface between a laser source and a tissue to be treated, characterized in that the coupling interface comprises: a ring (3) including: ? a double-walled partition (31), ? a window (33) transparent to a laser beam generated by the laser source, said window being sealingly mounted on the distal end of the ring so as to close the distal end of the ring, a gel block (4) intended to be positioned in a ring working housing.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser
• A61F 9/009 - Auxiliary devices for making contact with the eyeball and coupling-in laser light

Abstract

The present invention relates to a coupling interface between a laser source and a tissue to be treated, characterized in that the coupling interface comprises: a ring (3) including: • a double-walled partition (31), • a window (33) transparent to a laser beam generated by the laser source, said window being sealingly mounted on the distal end of the ring so as to close the distal end of the ring, a gel block (4) intended to be positioned in a ring working housing.

IPC Classes  ?

• A61F 9/009 - Auxiliary devices for making contact with the eyeball and coupling-in laser light
• A61F 9/008 - Methods or devices for eye surgery using laser

Goods & Services

Ophthalmological apparatus and instruments for ophthalmological surgery; lasers for ophthalmological surgery; medical imaging apparatus for ophthalmologic use; eye testing apparatus; apparatus for screening vision defects and disorders.

Abstract

The invention relates to a cutting apparatus that includes a femtosecond laser source (10) for emitting a Gaussian laser beam, a shaping system (30) for modulating the Gaussian laser beam, an optical scanner (40) for moving the modulated laser beam, and an optical focusing system (50) for focusing the modulated laser beam. The cutting apparatus is characterised in that a processing device further comprises a control unit (60) for controlling the femtosecond laser source (10), the shaping system (30), the optical scanner (40) and the optical focusing system (50), in order to produce horizontal and vertical cutting planes on the basis of oblong gas bubbles.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Goods & Services

Ophthalmological apparatus and instruments for ophthalmological surgery; lasers for ophthalmological surgery; medical imaging apparatus for ophthalmologic use; eye testing apparatus; medical apparatus for screening vision defects and disorders

Abstract

The present invention relates to a cutting device comprising: a laser source (1) for emitting an initial laser beam (11) in the form of pulses, a shaping system (2) positioned downstream of the femtosecond laser (1), for transforming the initial laser beam (11) into a single phase-modulated laser beam, an optical coupler (3) between the laser source (1) and the shaping system (2), the optical coupler (3) including an optical fibre (31), remarkable in that the cutting device further comprises a polarisation corrector (7) for modifying the polarisation of the initial laser beam (11) at an input end of the optical coupler (3) such that the polarisation of the laser beam at an output end of the optical coupler (3) corresponds to a desired reference polarisation.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser
• A61B 18/20 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
• A61B 18/22 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibreHand-pieces therefor

Abstract

The invention relates to a cutting apparatus including a femtosecond laser source (10) for emitting a Gaussian laser beam, a shaping system (30) including a spatial modulator of light for modulating the Gaussian laser beam, a sweeping optical scanner (40) for moving the modulated laser beam, an optical focusing system (50) for focusing the modulated laser beam, characterised in that the processing device further comprises a control unit (60) for controlling the femtosecond laser source (10), the shaping system (30), the sweeping optical scanner (40) and the optical focusing system (50), in order to produce: - at least one vertical cutting plane, and - at least one horizontal cutting plane; the spatial light modulator of the shaping system (30) being capable of emulating an axicon for generating a Bessel beam.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

determination (240, 250) of the minimum value based on the detected gas bubble(s).

IPC Classes  ?

• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G06T 7/00 - Image analysis
• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

object of the focusing optical system (40) and the focusing system (40).

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The present invention relates to a device for controlling the movement of an ocular therapy apparatus of the type comprising an articulated support arm (2), of which the free end is intended to be placed opposite an ocular tissue, an acquisition system (4) mounted on the arm (2) for acquisition of a measurement pair comprising an image of the ocular tissue, and a signal representative of a vertical distance along the axis Z between the end of the arm and the ocular tissue, characterized in that the control device (5) comprises means for actuating the acquisition system (4), means for processing each measurement pair acquired, and servo means for moving the free end of the arm (2) between an initial position and a desired final position.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser
• A61B 34/32 - Surgical robots operating autonomously

Abstract

The present invention concerns a cutting apparatus including a femtosecond laser (1), a shaping system (2) downstream from the femtosecond laser (1), for forming a phase-modulated laser beam, an optical scanner (4) downstream from the shaping system (2), and optical focusing system (5) downstream from the optical scanner (4), a control unit (6) for controlling the shaping system (2), the optical scanner (4) and the optical focusing system (5), characterized in that the apparatus further comprises an optical coupler (3) between the femtosecond laser (1) and the shaping system (2), the optical coupler (3) including a photonic crystal optical fiber for filtering the phase-modulated laser beam (21) coming from the shaping system (2).

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The present invention relates to a cutting device comprising: - a laser source (1) for emitting an initial laser beam (11) in the form of pulses, - a shaping system (2) positioned downstream of the femtosecond laser (1), for transforming the initial laser beam (11) into a single phase-modulated laser beam, - an optical coupler (3) between the laser source (1) and the shaping system (2), the optical coupler (3) including an optical fibre (31), remarkable in that the cutting device further comprises a polarisation corrector (7) for modifying the polarisation of the initial laser beam (11) at an input end of the optical coupler (3) such that the polarisation of the laser beam at an output end of the optical coupler (3) corresponds to a desired reference polarisation.

IPC Classes  ?

• A61B 18/20 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
• A61B 18/22 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibreHand-pieces therefor
• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The present invention relates to a cutting device comprising: - a laser source (1) for emitting an initial laser beam (11) in the form of pulses, - a shaping system (2) positioned downstream of the femtosecond laser (1), for transforming the initial laser beam (11) into a single phase-modulated laser beam, - an optical coupler (3) between the laser source (1) and the shaping system (2), the optical coupler (3) including an optical fibre (31), remarkable in that the cutting device further comprises a polarisation corrector (7) for modifying the polarisation of the initial laser beam (11) at an input end of the optical coupler (3) such that the polarisation of the laser beam at an output end of the optical coupler (3) corresponds to a desired reference polarisation.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser
• A61B 18/20 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
• A61B 18/22 - Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibreHand-pieces therefor

Abstract

The present invention relates to a coupling interface between a laser source and a tissue (2) to be treated, characterized in that the coupling interface comprises —a ring (3) including: ⋅a side wall (31), ⋅a proximal end (311) intended to come into contact with the tissue (2) to be treated, and ⋅a distal end (312) intended to receive the end of the laser source; —a window (32) transparent to a laser beam generated by the laser source, said window being mounted in a sealed manner on the distal end (312) of the ring (3) in such a way as to close the distal end (312) of the ring (3).

IPC Classes  ?

• A61F 9/009 - Auxiliary devices for making contact with the eyeball and coupling-in laser light
• A61F 9/007 - Methods or devices for eye surgery
• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The invention concerns a method for determining a minimum value of L.A.S.E.R. energy necessary for forming a gas bubble in an ocular tissue using a LASER source, the method comprising: - acquiring (200) a reference image, - emitting (210) a L.A.S.E.R. beam at a sampling point, - acquiring (220) one or more current images of the ocular tissue, - detecting (230) one or more gas bubbles by comparing the current image or images and the reference image, - determining (240, 250) the minimum value according to the detected gas bubble or bubbles.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

.. energy necessary for forming a gas bubble in an ocular tissue using a LASER source, the method comprising: - acquiring (200) a reference image, - emitting (210) a L.A.S.E.R. beam at a sampling point, - acquiring (220) one or more current images of the ocular tissue, - detecting (230) one or more gas bubbles by comparing the current image or images and the reference image, - determining (240, 250) the minimum value according to the detected gas bubble or bubbles.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The invention relates to a treatment appliance including a device for conditioning a LASER beam generated by a femtosecond laser, said conditioning device comprising an optical scanner (30) and an optical focusing system (40) arranged downstream from the optical scanner (30), characterised in that a pivoting mirror (32) of the optical scanner (30) is positioned between an object focal plane FObjet of the optical focusing system (40) and the focusing system (40).

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

ObjetObjet of the optical focusing system (40) and the focusing system (40).

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The present invention concerns a cutting apparatus including - a femtosecond laser (1), - a shaping system (2) downstream from the femtosecond laser (1), for forming a phase-modulated laser beam, - an optical scanner (4) downstream from the shaping system (2), - an optical focusing system (5) downstream from the optical scanner (4), - a control unit (6) for controlling the shaping system (2), the optical scanner (4) and the optical focusing system (5), characterised in that the apparatus further comprises an optical coupler (3) between the femtosecond laser (1) and the shaping system (2), the optical coupler (3) including a photonic crystal optical fibre for filtering the phase-modulated laser beam (21) coming from the shaping system (2).

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser
• G02B 6/02 - Optical fibres with cladding

Abstract

The present invention relates to a device for controlling the movement of an ocular therapy apparatus of the type comprising: - an articulated support arm (2), of which the free end is intended to be placed opposite an ocular tissue, - an acquisition system (4) mounted on the arm (2) for acquisition of a measurement pair comprising: - an image of the ocular tissue, and a signal representative of a vertical distance along the axis Z between the end of the arm and the ocular tissue, characterized in that the control device (5) comprises : - means for actuating the acquisition system (4), means for processing each measurement pair acquired, and servo means for moving the free end of the arm (2) between an initial position and a desired final position.

IPC Classes  ?

• A61B 34/30 - Surgical robots
• A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
• A61B 90/50 - Supports for surgical instruments, e.g. articulated arms
• A61F 9/008 - Methods or devices for eye surgery using laser
• A61F 9/009 - Auxiliary devices for making contact with the eyeball and coupling-in laser light

Abstract

The present invention relates to a device for controlling the movement of an ocular therapy apparatus of the type comprising: - an articulated support arm (2), of which the free end is intended to be placed opposite an ocular tissue, - an acquisition system (4) mounted on the arm (2) for acquisition of a measurement pair comprising: - an image of the ocular tissue, and a signal representative of a vertical distance along the axis Z between the end of the arm and the ocular tissue, characterized in that the control device (5) comprises : - means for actuating the acquisition system (4), means for processing each measurement pair acquired, and servo means for moving the free end of the arm (2) between an initial position and a desired final position.

IPC Classes  ?

• A61B 90/50 - Supports for surgical instruments, e.g. articulated arms
• A61B 34/30 - Surgical robots
• A61F 9/008 - Methods or devices for eye surgery using laser
• A61F 9/009 - Auxiliary devices for making contact with the eyeball and coupling-in laser light
• A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges

Abstract

The present invention concerns a cutting apparatus including - a femtosecond laser (1), - a shaping system (2) downstream from the femtosecond laser (1), for forming a phase-modulated laser beam, - an optical scanner (4) downstream from the shaping system (2), - an optical focusing system (5) downstream from the optical scanner (4), - a control unit (6) for controlling the shaping system (2), the optical scanner (4) and the optical focusing system (5), characterised in that the apparatus further comprises an optical coupler (3) between the femtosecond laser (1) and the shaping system (2), the optical coupler (3) including a photonic crystal optical fibre for filtering the phase-modulated laser beam (21) coming from the shaping system (2).

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser
• G02B 6/02 - Optical fibres with cladding

Abstract

The present invention relates to a coupling interface between a laser source and a tissue (2) to be treated, characterized in that the coupling interface comprises - a ring (3) including: · a side wall (31), · a proximal end (311) intended to come into contact with the tissue (2) to be treated, and · a distal end (312) intended to receive the end of the laser source; - a window (32) transparent to a laser beam generated by the laser source, said window being mounted in a sealed manner on the distal end (312) of the ring (3) in such a way as to close the distal end (312) of the ring (3).

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser
• A61F 9/009 - Auxiliary devices for making contact with the eyeball and coupling-in laser light

Abstract

The present invention relates to a coupling interface between a laser source and a tissue (2) to be treated, characterized in that the coupling interface comprises - a ring (3) including: ∙ a side wall (31), ∙ a proximal end (311) intended to come into contact with the tissue (2) to be treated, and ∙ a distal end (312) intended to receive the end of the laser source; - a window (32) transparent to a laser beam generated by the laser source, said window being mounted in a sealed manner on the distal end (312) of the ring (3) in such a way as to close the distal end (312) of the ring (3).

IPC Classes  ?

• A61F 9/009 - Auxiliary devices for making contact with the eyeball and coupling-in laser light
• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The invention relates to a device for cutting human or animal tissue, such as the cornea or the crystalline lens, comprising a processing device for producing a pattern composed of at least two impact points in a focussing plane using a laser beam generated by a femtosecond laser (1), the processing device being arranged downstream of the femtosecond laser, and characterised in that the processing device comprises an optical focussing system (5) for focussing the laser beam in a cutting plane, and a control unit (6) for piloting the movement of the optical focussing system along an optical path of the laser beam in order to move the focussing plane into at least three cutting planes in order to form a stack of tissue cutting surfaces.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The present technology relates to a cutting-out apparatus to improve the quality of the impact points generated in ocular tissue to be treated; the apparatus comprises a laser beam treatment device, the treatment device comprising: - a shaping system positioned on the trajectory of said beam, the system including a spatial light modulator to modulate the wavefront phase of the laser beam; - an optical focusing system downstream from the shaping system, comprising a concentrator module to focus the phase-modulated laser beam in a focal plane and a depth-positioning module to displace the focal plane into a plurality of cutting-out planes; - a sweeping optical scanner arranged between the concentrator module and the depth-positioning module to displace the pattern in the cutting-out plane in a plurality of positions.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The invention relates to a device for cutting human or animal tissue, such as the cornea or the crystalline lens, comprising a processing device for producing a pattern composed of at least two impact points in a focussing plane using a laser beam generated by a femtosecond laser (1), the processing device being arranged downstream of the femtosecond laser, and characterised in that the processing device comprises an optical focussing system (5) for focussing the laser beam in a cutting plane, and a control unit (6) for piloting the movement of the optical focussing system along an optical path of the laser beam in order to move the focussing plane into at least three cutting planes in order to form a stack of tissue cutting surfaces.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser

Abstract

The invention relates to a cutting device comprising a processing device for a laser beam generated by a femtosecond laser (1), the processing device being arranged downstream of the femtosecond laser and comprising a shaping system (3) arranged in the path of the beam to modulate the phase of the wavefront of the laser beam according to a set modulation value calculated to distribute the energy of the laser beam between at least two impact points forming a pattern in the focal plane; an optical focussing system (5) downstream of the shaping system, the optical focussing system comprising a concentrator module for focussing the phase-modulated laser beam in a focussing plane, and a module for positioning the focussing plane at different depths in order to shift the focussing plane into a plurality of cutting planes; an optical scanner (4) arranged between the concentrator module and the module for positioning the focussing plane at different depths to shift the pattern in the cutting plane to multiple positions.

IPC Classes  ?

• A61F 9/008 - Methods or devices for eye surgery using laser