Patents by Inventor Michael James Papac
Michael James Papac has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11173008Abstract: An ophthalmic cannula assembly may include a cannula having an outer cannula surface and an inner cylindrical bore. A hub adjoining a proximal end of the cannula may define a maximum outer hub diameter that is greater than an outer diameter of the cannula. An optical fiber may be attached to the outer cannula surface for at least a portion of a length of the cannula. A cover material may be in contact with the outer cannula surface, and may cover at least a portion of the optical fiber. A light diffuser may be disposed at a distal tip of the optical fiber.Type: GrantFiled: March 18, 2016Date of Patent: November 16, 2021Assignee: Alcon Inc.Inventors: Alireza Mirsepassi, Michael James Papac, Barry L. Wheatley, Chenguang Diao
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Publication number: 20200108198Abstract: A microsurgical system with an integrated substance chamber is provided herein for delivering substance (e.g., a drug, retina patch, dye, etc.) to a surgical site through a tool component of the microsurgical instrument, such as a tissue removal component. The system may include a tissue removal handpiece having a tissue cutter disposed at a distal end. The system may further include a first fluid conduit and a second fluid conduit. The first fluid conduit may couple a fluidics subsystem to the tissue removal handpiece to permit removal of cut tissue. The second fluid conduit may couple a substance chamber to the tissue removal handpiece. The system may additionally include a control system that enables or facilitates selective control of fluid through the tissue removal handpiece to introduce substance from the substance chamber to a surgical site through a port in the tissue cutter.Type: ApplicationFiled: December 9, 2019Publication date: April 9, 2020Inventors: Philip John Biancalana, Mark Alan Hopkins, Michael James Papac, Robert Joseph Sanchez, JR.
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Patent number: 10426339Abstract: Systems, apparatuses, and methods of and for an ophthalmic surgical system are disclosed. An ophthalmic surgical system may include a surgical microscope through which a user may view a surgical site. A display device in communication with the surgical microscope may output a graphical overlay into the field of view of the surgical microscope. The graphical overlay may display one or more configurable parameters associated with a surgical tool. A user may adjust the one or more configurable parameters with an input device while visualizing the field of view.Type: GrantFiled: January 13, 2016Date of Patent: October 1, 2019Assignee: Novartis AGInventor: Michael James Papac
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Patent number: 9955865Abstract: A method to determine an ophthalmic tissue structure comprises measuring image data for a range of depths corresponding to a target point in an eye with an axial scanner with a probe; determining an image information by an imaging processor from the image data; identifying a tissue pathology corresponding to the target point by the processor from the image information; and signaling a user by a user indicator based on the identified tissue pathology. A corresponding apparatus comprises an axial scanner with a probe to measure image data for a range of depths corresponding to a target point in an eye; a processor to determine an image information from the image data, and to identify a tissue pathology corresponding to the target point from the image information; and a user indicator to signal a user based on the identified tissue pathology.Type: GrantFiled: April 11, 2013Date of Patent: May 1, 2018Assignee: Novartis AGInventors: Steven T. Charles, Michael James Papac, Michael Yadlowsky
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Publication number: 20170196453Abstract: Systems, apparatuses, and methods of and for an ophthalmic surgical system are disclosed. An ophthalmic surgical system may include a surgical microscope through which a user may view a surgical site. A display device in communication with the surgical microscope may output a graphical overlay into the field of view of the surgical microscope. The graphical overlay may display one or more configurable parameters associated with a surgical tool. A user may adjust the one or more configurable parameters with an input device while visualizing the field of view.Type: ApplicationFiled: January 13, 2016Publication date: July 13, 2017Inventor: Michael James Papac
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Publication number: 20170172796Abstract: A microsurgical system with an integrated substance chamber is provided herein for delivering substance (e.g., a drug, retina patch, dye, etc.) to a surgical site through a tool component of the microsurgical instrument, such as a tissue removal component. The system may include a tissue removal handpiece having a tissue cutter disposed at a distal end. The system may further include a first fluid conduit and a second fluid conduit. The first fluid conduit may couple a fluidics subsystem to the tissue removal handpiece to permit removal of cut tissue. The second fluid conduit may couple a substance chamber to the tissue removal handpiece. The system may additionally include a control system that enables or facilitates selective control of fluid through the tissue removal handpiece to introduce substance from the substance chamber to a surgical site through a port in the tissue cutter.Type: ApplicationFiled: December 14, 2016Publication date: June 22, 2017Inventors: Philip John Biancalana, Mark Alan Hopkins, Michael James Papac, Robert Joseph Sanchez, JR.
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Publication number: 20170119491Abstract: An ophthalmic cannula assembly may include a cannula having an outer cannula surface and an inner cylindrical bore. A hub adjoining a proximal end of the cannula may define a maximum outer hub diameter that is greater than an outer diameter of the cannula. An optical fiber may be attached to the outer cannula surface for at least a portion of a length of the cannula. A cover material may be in contact with the outer cannula surface, and may cover at least a portion of the optical fiber. A light diffuser may be disposed at a distal tip of the optical fiber.Type: ApplicationFiled: March 18, 2016Publication date: May 4, 2017Inventors: Alireza Mirsepassi, Michael James Papac, Barry L. Wheatley, Chenguang Diao
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Publication number: 20170083666Abstract: Devices, systems, and methods for generating presurgical planning material, annotating the presurgical planning material, and using that generated presurgical planning materials during a surgical procedure are disclosed. The presurgical planning material may be annotated at a location outside of a sterile surgical environment. The annotated presurgical planning material may be displayed on a display device within a sterile surgical environment during a surgical procedure to assist a user, such as a surgeon or other medical professional, in performing the surgical procedure.Type: ApplicationFiled: March 11, 2016Publication date: March 23, 2017Inventors: PHILIP BIANCALANA, PAUL R. HALLEN, MARK ALAN HOPKINS, ARGELIO MICHAEL OLIVERA, MICHAEL JAMES PAPAC, ROBERT JOSEPH SANCHEZ, JR.
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Patent number: 9561085Abstract: An illuminated microsurgical instrument includes a microsurgical instrument having a distal tip and an optical fiber for delivering a beam of light to a surgical site. The optical fiber includes a proximal end for receiving a light beam from a light source, and a distal end proximate to the distal tip of the microsurgical instrument for emitting the light beam. The distal end includes a beveled end face either oriented toward or oriented opposite from the distal tip of the microsurgical instrument.Type: GrantFiled: November 26, 2014Date of Patent: February 7, 2017Assignee: Alcon Research Ltd.Inventors: Michael J. Yadlowsky, Michael James Papac, Bruno Lassalas
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Patent number: 9526588Abstract: An illuminated microsurgical instrument includes a microsurgical instrument having a distal tip and an optical fiber for delivering a beam of light to a surgical site. The optical fiber includes a proximal end for receiving a light beam from a light source, and a distal end proximate to the distal tip of the microsurgical instrument for emitting the light beam. The distal end includes a beveled end face either oriented toward or oriented opposite from the distal tip of the microsurgical instrument.Type: GrantFiled: November 26, 2014Date of Patent: December 27, 2016Assignee: Alcon Research Ltd.Inventors: Michael J. Yadlowsky, Michael James Papac, Bruno Lassalas
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Publication number: 20160228207Abstract: An illuminated microsurgical instrument includes a microsurgical instrument having a distal tip and an optical fiber for delivering a beam of light to a surgical site. The optical fiber includes a proximal end for receiving a light beam from a light source, and a distal end proximate to the distal tip of the microsurgical instrument for emitting the light beam. The distal end includes a beveled end face either oriented toward or oriented opposite from the distal tip of the microsurgical instrument.Type: ApplicationFiled: November 26, 2014Publication date: August 11, 2016Inventors: Michael J. Yadlowsky, Michael James Papac, Bruno Lassalas
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Patent number: 9192515Abstract: An ophthalmic endoprobe including a hand-piece and a cannula assembly having a longitudinal axis is provided. The cannula assembly including an inner tube concentric with an outer tube; wherein the hand-piece may further include a motor powered by a pneumatic energy source, the motor providing motion to a transmission shaft; and a transmission system to couple the shaft motion to the cannula assembly; wherein the transmission system provides a counter-rotating motion to the inner tube and the outer tube about the longitudinal axis of the cannula. A fluid console for use in endoscopic ophthalmic microsurgery including a pneumatics module to obtain a pneumatic force from an external source and provide an adjustable pneumatic force; a scanning module coupled to the pneumatics module; and an endoprobe coupled to the scanning module is also provided.Type: GrantFiled: March 21, 2012Date of Patent: November 24, 2015Assignee: ALCON RESEARCH, LTD.Inventors: Michael James Papac, Michael J. Yadlowsky, John Christopher Huculak
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Patent number: 9028400Abstract: An endoprobe for ophthalmic microsurgical procedures including a hand-piece including a motor, a cannula assembly coupled to the hand-piece, and a transmission system coupling the motor to the cannula assembly is provided. The cannula assembly having an outer tube and an inner tube concentric with the outer tube, each able to rotate about the longitudinal axis and having a proximal end and a distal end. The transmission system rotates the outer tube in a first direction and the inner tube in a second, opposing direction about the longitudinal axis. A method for scanning a light beam along a linear trajectory using a cannula assembly as above is also provided.Type: GrantFiled: January 20, 2012Date of Patent: May 12, 2015Assignee: Novartis AGInventors: Michael J. Yadlowsky, Michael James Papac, John Christopher Huculak
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Patent number: 8936377Abstract: Disclosed is an exemplary illumination device for enhancing the brightness of wavelength converting element. The illumination device includes a wavelength converting element operable for receiving light from a light source at a first wavelength range and converting the light to a second wavelength range. The wavelength converting element includes a first face, a second face opposite the first face, and a side edge extending between the first and second faces. A reflective optical element is arranged adjacent the side edge of the wave converting element. The reflective optical element is configured to reflect light in at least the first wavelength range toward the wavelength converting element.Type: GrantFiled: March 31, 2010Date of Patent: January 20, 2015Assignee: Alcon Research, Ltd.Inventors: Michael James Papac, Christopher Horvath
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Patent number: 8900139Abstract: An illuminated microsurgical instrument includes a microsurgical instrument having a distal tip and an optical fiber for delivering a beam of light to a surgical site. The optical fiber includes a proximal end for receiving a light beam from a light source, and a distal end proximate to the distal tip of the microsurgical instrument for emitting the light beam. The distal end includes a beveled end face either oriented toward or oriented opposite from the distal tip of the microsurgical instrument.Type: GrantFiled: April 30, 2012Date of Patent: December 2, 2014Assignee: Alcon Research, Ltd.Inventors: Michael J. Yadlowsky, Michael James Papac, Bruno Lassalas
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Publication number: 20140307078Abstract: A method to determine an ophthalmic tissue structure comprises measuring image data for a range of depths corresponding to a target point in an eye with an axial scanner with a probe; determining an image information by an imaging processor from the image data; identifying a tissue pathology corresponding to the target point by the processor from the image information; and signaling a user by a user indicator based on the identified tissue pathology. A corresponding apparatus comprises an axial scanner with a probe to measure image data for a range of depths corresponding to a target point in an eye; a processor to determine an image information from the image data, and to identify a tissue pathology corresponding to the target point from the image information; and a user indicator to signal a user based on the identified tissue pathology.Type: ApplicationFiled: April 11, 2013Publication date: October 16, 2014Applicant: Alcon Research, Ltd.Inventors: Steven T. Charles, Michael James Papac, Michael Yadlowsky
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Patent number: 8488930Abstract: Disclosed is an exemplary wavelength converting illumination probe having an illumination probe that can be selectively connected to a light source configured to generate light at a first wavelength range. The illumination probe including a lumen defining an aperture in a distal end of the illumination probe for emitting light. The wavelength converting illumination probe further including a wavelength converting element disposed within the lumen of the illumination probe. The wavelength converting element operable for receiving light from the light source at the first wavelength range, and converting the light to a second wavelength range.Type: GrantFiled: December 9, 2010Date of Patent: July 16, 2013Assignee: Alcon Research, Ltd.Inventors: Michael James Papac, Ronald T. Smith, Michael J. Yadlowsky, Michael McCulloch Martin, Christopher Horvath
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Patent number: 8449147Abstract: An illuminator configured to deliver white light into an optical fiber includes a pump light source and a white phosphor. The pump light source configured to emit short-wavelength light. The white phosphor is disposed to receive the short-wavelength light from the pump light source and to output white light in response to the pumping light. The white phosphor is thermally isolated from the pump light source.Type: GrantFiled: August 9, 2010Date of Patent: May 28, 2013Assignee: Alcon Research, Ltd.Inventors: Michael James Papac, Christopher Horvath, Ronald T. Smith, Michael J. Yadlowsky
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Patent number: 8333482Abstract: In one embodiment, an illuminator configured to emit light into an optical fiber includes at least one pump light source configured to emit short-wavelength light. The illuminator further includes a white phosphor disposed to receive the short-wavelength light and to emit white light in response. The illuminator also includes a light collector configured to collect the short-wavelength light at the white phosphor such that a brightness of the white light is greater than a brightness of the short-wavelength light.Type: GrantFiled: August 9, 2010Date of Patent: December 18, 2012Assignee: Alcon Research, Ltd.Inventors: Michael James Papac, Christopher Horvath, Michael J. Yadlowsky, Ronald T. Smith
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Publication number: 20120283523Abstract: An illuminated microsurgical instrument includes a microsurgical instrument having a distal tip and an optical fiber for delivering a beam of light to a surgical site. The optical fiber includes a proximal end for receiving a light beam from a light source, and a distal end proximate to the distal tip of the microsurgical instrument for emitting the light beam. The distal end includes a beveled end face either oriented toward or oriented opposite from the distal tip of the microsurgical instrument.Type: ApplicationFiled: April 30, 2012Publication date: November 8, 2012Inventors: Michael J. Yadlowsky, Michael James Papac, Bruno Lassalas