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.

Abstract: The invention concerns a method for determining a minimum value of L.A.S.E.R. energy necessary to form, by using a LASER source, a gas bubble in an ocular tissue, the method comprising: acquisition (200) of a reference image, emission (210) at a sampling point, of a L.A.S.E.R. beam, acquisition (220) of one (or more) current image(s) of the ocular tissue, detection (230) of one (or more) gas bubble(s) by comparing the current image(s) and the reference image, determination (240, 250) of the minimum value based on the detected gas bubble(s).

Abstract: The present invention relates to apparatus for cutting out a human or animal tissue, such as a cornea, or a lens, said apparatus including a treatment device for producing a pattern consisting of at least two impact points in a focusing plane from a L.A.S.E.R. beam generated by a femtosecond laser (1), the treatment device being positioned downstream from said femtosecond laser, remarkable in that the treatment device comprises an optical focusing system (5) for focusing the L.A.S.E.R. beam in a cutting-out plane, and a control unit (6) able to control the displacement of the optical focusing system along an optical path of the L.A.S.E.R. beam for displacing the focusing plane in at least three respective cutting-out planes so as to form a stack of surfaces for cutting out the tissue.

Abstract: The present invention relates to an apparatus for cutting-out including a device for treating a L.A.S.E.R. beam generated by a femtosecond laser (1), and positioned downstream from said femtosecond laser, the treatment device comprising: a shaping system (3) positioned on the trajectory of said beam, for modulating the phase of the wave front of the L.A.S.E.R. beam according to a modulation set value calculated for distributing the energy of the L.A.S.E.R. beam in at least two impact points forming a pattern in its focal plane, an optical focusing system (5) downstream from the shaping system, the optical focusing system comprising a concentrator module for focusing the phase-modulated L.A.S.E.R.

Abstract: The present invention relates to an apparatus for cutting-out including a device for treating a L.A.S.E.R. beam generated by a femtosecond laser (1), and positioned downstream from said femtosecond laser, the treatment device comprising: a shaping system (3) positioned on the trajectory of said beam, for modulating the phase of the wave front of the L.A.S.E.R. beam according to a modulation set value calculated for distributing the energy of the L.A.S.E.R. beam in at least two impact points forming a pattern in its focal plane, an optical focusing system (5) downstream from the shaping system, the optical focusing system comprising a concentrator module for focusing the phase-modulated L.A.S.E.R.

Abstract: A device for cutting human or animal tissue including a femtosecond laser that can emit a L.A.S.E.R. beam in the form of impulses. The device directs and focuses the beam onto or into the tissue for the cutting thereof. The device further includes and element to shape the L.A.S.E.R. beam, positioned in the trajectory of the beam, and to modulate the energy distribution of the L.A.S.E.R. beam in the focal plane thereof, corresponding to the cutting plane.

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).

Abstract: A device for cutting human or animal tissue including a femtosecond laser that can emit a L.A.S.E.R. beam in the form of impulses. The device directs and focuses the beam onto or into the tissue for the cutting thereof. The device further includes and element to shape the L.A.S.E.R. beam, positioned in the trajectory of the beam, and to modulate the energy distribution of the L.A.S.E.R. beam in the focal plane thereof, corresponding to the cutting plane.

Abstract: The present invention relates to apparatus for cutting out a human or animal tissue, such as a cornea, or a lens, said apparatus including a treatment device for producing a pattern consisting of at least two impact points in a focusing plane from a L.A.S.E.R. beam generated by a femtosecond laser (1), the treatment device being positioned downstream from said femtosecond laser, remarkable in that the treatment device comprises an optical focusing system (5) for focusing the L.A.S.E.R. beam in a cutting-out plane, and a control unit (6) able to control the displacement of the optical focusing system along an optical path of the L.A.S.E.R. beam for displacing the focusing plane in at least three respective cutting-out planes so as to form a stack of surfaces for cutting out the tissue.

Abstract: The invention concerns a method for determining a minimum value of L.A.S.E.R. energy necessary to form, by using a LASER source, a gas bubble in an ocular tissue, the method comprising: acquisition (200) of a reference image, emission (210) at a sampling point, of a L.A.S.E.R. beam, acquisition (220) of one (or more) current image(s) of the ocular tissue, detection (230) of one (or more) gas bubble(s) by comparing the current image(s) and the reference image, determination (240, 250) of the minimum value based on the detected gas bubble(s).

Abstract: The present invention relates to apparatus for cutting out a human or animal tissue, such as a cornea, or a lens, said apparatus including a treatment device for producing a pattern consisting of at least two impact points in a focusing plane from a L.A.S.E.R. beam generated by a femtosecond laser (1), the treatment device being positioned downstream from said femtosecond laser, remarkable in that the treatment device comprises an optical focusing system (5) for focusing the L.A.S.E.R. beam in a cutting-out plane, and a control unit (6) able to control the displacement of the optical focusing system along an optical path of the L.A.S.E.R. beam for displacing the focusing plane in at least three respective cutting-out planes so as to form a stack of surfaces for cutting out the tissue.

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).

Abstract: The present invention relates to an apparatus for cutting-out including a device for treating a L.A.S.E.R. beam generated by a femtosecond laser (1), and positioned downstream from said femtosecond laser, the treatment device comprising: a shaping system (3) positioned on the trajectory of said beam, for modulating the phase of the wave front of the L.A.S.E.R. beam according to a modulation set value calculated for distributing the energy of the L.A.S.E.R. beam in at least two impact points forming a pattern in its focal plane, an optical focusing system (5) downstream from the shaping system, the optical focusing system comprising a concentrator module for focusing the phase-modulated L.A.S.E.R.

Abstract: The present invention relates to apparatus for cutting out a human or animal tissue, such as a cornea, or a lens, said apparatus including a treatment device for producing a pattern consisting of at least two impact points in a focusing plane from a L.A.S.E.R. beam generated by a femtosecond laser (1), the treatment device being positioned downstream from said femtosecond laser, remarkable in that the treatment device comprises an optical focusing system (5) for focusing the L.A.S.E.R. beam in a cutting-out plane, and a control unit (6) able to control the displacement of the optical focusing system along an optical path of the L.A.S.E.R. beam for displacing the focusing plane in at least three respective cutting-out planes so as to form a stack of surfaces for cutting out the tissue.

Abstract: The invention relates to a device (1) for cutting human or animal tissue, such as a cornea (3), or a crystalline lens, said device comprising a femtosecond laser (2) that can emit a L.A.S.E.R. beam (4) in the form of impulses, and means for directing and focusing said beam onto or into the tissue for the cutting thereof as such. According to the invention, the device comprises means (9) for shaping the L.A.S.E.R. beam (4), which are positioned in the trajectory of said beam, and can modulate the energy distribution of the L.A.S.E.R. beam (4) in the focal plane thereof, corresponding to the cutting plane.