Patents by Inventor Sudarshan B.

Sudarshan B. 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).

  • Patent number: 11931247
    Abstract: Systems, methods, and apparatuses for storing and/or shipping an intraocular lens (IOL) cartridge are provided. A system comprises the IOL cartridge. The IOL cartridge comprises a nozzle and a compartment comprising an IOL. The nozzle is in fluid communication with the compartment. The IOL cartridge further comprises a dial disposed adjacent to the compartment, wherein an inner surface of the dial is exposed to the compartment. The dial is configured to fold the IOL upon rotation of the dial. The IOL cartridge further comprises a plunger case in fluid communication with the compartment, wherein a plunger is movably disposed within the plunger case. The IOL cartridge is configured to removably attach to a handpiece.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: March 19, 2024
    Assignee: Alcon Inc.
    Inventors: Sudarshan B. Singh, Todd Taber, Douglas Brent Wensrich, Yinghui Wu, Trevor Haney, Andrew Check, Justin Benacquisto, Joe Marietta, Jonathan Penrod, Tim LaRoy, Bryce Porter
  • Patent number: 11911263
    Abstract: Systems, methods, and apparatuses for storing and/or shipping an intraocular lens (IOL) cartridge are provided. A system comprises a packaging comprising a passage. The IOL cartridge is removably disposed within the passage. The IOL cartridge comprises a nozzle and a compartment configured to receive an IOL. The nozzle is in fluid communication with the compartment. The IOL cartridge further comprises a dial configured to rotate upon withdrawal of the IOL cartridge from the passage, wherein an inner surface of the dial is exposed to the compartment. The dial is configured to fold the IOL and release the IOL cartridge from the packaging upon rotation of the dial.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: February 27, 2024
    Assignee: Alcon Inc.
    Inventors: Sudarshan B. Singh, Todd Taber, Yinghui Wu, Douglas Brent Wensrich, Trevor Haney, Andrew Check, Justin Benaquisto, Joe Marietta, Jonathan Penrod, Tim LaRoy, Bryce Porter
  • Publication number: 20240033074
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon retraction of a cap, are provided. The IOL cartridge comprises a nozzle and a compartment configured to receive an IOL. The nozzle is in fluid communication with the compartment. The IOL cartridge also includes a retractable cap that covers the nozzle and the compartment. The retractable cap is configured to expose the nozzle and fold the IOL upon retraction of the retractable cap. The IOL cartridge may also include a plunger case that is in fluid communication with the compartment, wherein a plunger is movably disposed within the plunger case.
    Type: Application
    Filed: October 12, 2023
    Publication date: February 1, 2024
    Inventors: Sudarshan B. Singh, Todd Taber, Yinghui Wu, Douglas Brent Wensrich, Sam Jang, Chris Pinkham
  • Patent number: 11833032
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon retraction of a cap, are provided. The IOL cartridge comprises a nozzle and a compartment configured to receive an IOL. The nozzle is in fluid communication with the compartment. The IOL cartridge also includes a retractable cap that covers the nozzle and the compartment. The retractable cap is configured to expose the nozzle and fold the IOL upon retraction of the retractable cap. The IOL cartridge may also include a plunger case that is in fluid communication with the compartment, wherein a plunger is movably disposed within the plunger case.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: December 5, 2023
    Assignee: Alcon Inc.
    Inventors: Sudarshan B. Singh, Todd Taber, Yinghui Wu, Douglas Brent Wensrich, Sam Jang, Chris Pinkham
  • Patent number: 11801130
    Abstract: Systems, methods, and devices for inserting an intraocular lens (IOL) into an eye may be provided. In an exemplary aspect, the present disclosure is directed to a haptic optic management system. The haptic management system may include a housing that includes a bore and a cavity disposed in a first surface of the housing. The cavity may include a first end portion, a second end portion, and a central portion, wherein the cavity provides access to the bore through the first surface of the housing. The haptic management system may include arms coupled to the housing. The haptic management system may include edge rollers coupled to the housing.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: October 31, 2023
    Assignee: Alcon Inc.
    Inventors: Jack Robert Auld, Matthew Braden Flowers, Matthew Douglas Mccawley, Andrew Thomas Schieber, Marcus Antonio Souza, Sudarshan B. Singh
  • Patent number: 11786361
    Abstract: Systems, methods, and devices for inserting an intraocular lens (IOL) assembly into an eye may be provided. In an exemplary aspect, the present disclosure is directed to a haptic optic management system. The haptic optic management system may include a housing. The haptic optic management system may further include a plate, wherein the plate is disposed within the housing. The haptic optic management system may further include a clip that engages the plate in the housing, wherein the clip comprises a clip body and a plurality of legs that extend from the clip body.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: October 17, 2023
    Assignee: Alcon Inc.
    Inventors: Matthew Braden Flowers, Andrew Thomas Schieber, Sudarshan B. Singh, Marcus Antonio Souza
  • Publication number: 20230285140
    Abstract: Systems, methods, and devices for inserting an intraocular lens (IOL) into an eye may be provided. In an exemplary aspect, the present disclosure is directed to a haptic optic management system. The haptic management system may include a housing that includes a bore and a cavity disposed in a first surface of the housing. The cavity may include a first end portion, a second end portion, and a central portion, wherein the cavity provides access to the bore through the first surface of the housing. The haptic management system may include arms coupled to the housing. The haptic management system may include edge rollers coupled to the housing.
    Type: Application
    Filed: May 19, 2023
    Publication date: September 14, 2023
    Inventors: Jack Robert Auld, Matthew Braden Flowers, Matthew Douglas Mccawley, Andrew Thomas Schieber, Marcus Antonio Souza, Sudarshan B. Singh
  • Publication number: 20230277302
    Abstract: An apparatus for folding an intraocular lens or other implant before inserting it into an eye in various locations using variable surgical techniques. Some embodiments may comprise or consist essentially of a haptic folding mechanism configured to fold one or more haptics onto the top of an optic prior to the optic being folded into a nozzle. In some embodiments, a leading haptic lifter or lifting mechanism can be configured to elevate and constrain a leading haptic during implant delivery. This leading haptic folding mechanism can passively lift the leading haptic onto the top of the optic.
    Type: Application
    Filed: February 28, 2023
    Publication date: September 7, 2023
    Inventors: Yinghui Wu, Harlen Hoang, Nerea Garcia Ramila, Sudarshan B. Singh, R. Mitchell Sherry
  • Publication number: 20230263621
    Abstract: Systems, methods, and devices for inserting an intraocular lens (IOL) assembly into an eye may be provided. An example optic management system may include a housing having a first end and a second end and a first side extending between the first end and the second end. The housing may include a cavity formed in the first side of the housing and configured to accommodate an intraocular lens, wherein the cavity comprises a first end portion, a second end portion, and a central portion. The housing may further include a bore formed in the housing, wherein a first portion of the bore extends from the first end to the cavity. The haptic optic management system may further include a ceiling disposed on the first side of the housing. The haptic optic management system may further include arms pivotably coupled to the housing in the cavity.
    Type: Application
    Filed: May 2, 2023
    Publication date: August 24, 2023
    Inventors: Jack Robert AULD, Matthew Braden FLOWERS, Matthew Douglas MCCAWLEY, Andrew Thomas SCHIEBER, Sudarshan B. SINGH, Marcus Antonio SOUZA
  • Publication number: 20230240837
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon removal of a cap, are provided. The IOL cartridge comprises a nozzle and a housing comprising a slide. A compartment configured to receive an IOL is disposed within the housing. An interior portion of the slide is exposed to the compartment. The nozzle is in fluid communication with the compartment. The cap covers the nozzle and the slide. The cap is configured to expose the nozzle and advance the slide to fold the IOL upon removal of the cap.
    Type: Application
    Filed: April 4, 2023
    Publication date: August 3, 2023
    Inventors: Sudarshan B. SINGH, Todd TABER, Yinghui WU, Douglas Brent WENSRICH, Sam JANG, Chris PINKHAM
  • Patent number: 11678977
    Abstract: Systems, methods, and devices for inserting an intraocular lens (IOL) assembly into an eye may be provided. An example optic management system may include a housing having a first end and a second end and a first side extending between the first end the second end. The housing may include a cavity formed in the first side of the housing and configured to accommodate an intraocular lens, wherein the cavity comprises a first end portion, a second end portion, and a central portion. The housing may further include a bore formed in the housing, wherein a first portion of the bore extends from the first end to the cavity. The haptic optic management system may further include a ceiling disposed on the first side of the housing. The haptic optic management system may further include arms pivotably coupled to the housing in the cavity.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: June 20, 2023
    Assignee: Alcon Inc.
    Inventors: Jack Robert Auld, Matthew Braden Flowers, Matthew Douglas Mccawley, Andrew Thomas Schieber, Sudarshan B. Singh, Marcus Antonio Souza
  • Patent number: 11642219
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon removal of a cap, are provided. The IOL cartridge comprises a nozzle and a housing comprising a slide. A compartment configured to receive an IOL is disposed within the housing. An interior portion of the slide is exposed to the compartment. The nozzle is in fluid communication with the compartment. The cap covers the nozzle and the slide. The cap is configured to expose the nozzle and advance the slide to fold the IOL upon removal of the cap.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: May 9, 2023
    Assignee: Alcon Inc.
    Inventors: Sudarshan B. Singh, Todd Taber, Yinghui Wu, Douglas Brent Wensrich, Sam Jang, Chris Pinkham
  • Publication number: 20230131381
    Abstract: An apparatus for eye surgery comprising a housing comprising a key track, a bore through the housing, a plunger at least partially disposed in the bore, and a plunger key. The plunger may comprise a rail and a keyway, and the plunger key may comprise a key guide coupled to the key track, an arm coupled to the key guide, and a rail slot through the arm. The arm may be disposed through the keyway of the plunger to allow the arm to move along the key track from a first position to a second position. The arm may be configured to block the rail in the first position and to align the rail slot with the rail in the second position so that the rail can move through the rail slot.
    Type: Application
    Filed: October 21, 2022
    Publication date: April 27, 2023
    Inventors: Harlen Hoang, Yinghui Wu, R. Mitchell Sherry, Sudarshan B. Singh
  • Publication number: 20230070765
    Abstract: Systems, methods, and devices for inserting an intraocular lens (IOL) into an eye may be provided. An example haptic optic management system may comprise a first cam assembly comprising a first cam body portion, an opening in the first cam body portion, and haptic folder arms disposed in the opening. The haptic optic management system may further comprise a second cam assembly positioned on one side of the first cam assembly, wherein the second cam assembly comprises a second cam body portion, an opening in the second cam body portion, and optic folders disposed in the opening. The haptic optic management system may further comprise a central plate for holding an intraocular lens in the opening of the second cam body portion, wherein the central plate is disposed between the first cam assembly and the second cam assembly.
    Type: Application
    Filed: November 15, 2022
    Publication date: March 9, 2023
    Inventors: Jack Robert AULD, Matthew Braden FLOWERS, Matthew Douglas MCCAWLEY, Andrew Thomas SCHIEBER, Sudarshan B. SINGH, Marcus Antonio SOUZA
  • Patent number: 11547556
    Abstract: Systems, methods, and devices for inserting an intraocular lens (IOL) into an eye may be provided. An example haptic optic management system may comprise a first cam assembly comprising a first cam body portion, an opening in the first cam body portion, and haptic folder arms disposed in the opening. The haptic optic management system may further comprise a second cam assembly positioned on one side of the first cam assembly, wherein the second cam assembly comprises a second cam body portion, an opening in the second cam body portion, and optic folders disposed in the opening. The haptic optic management system may further comprise a central plate for holding an intraocular lens in the opening of the second cam body portion, wherein the central plate is disposed between the first cam assembly and the second cam assembly.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: January 10, 2023
    Assignee: Alcon Inc.
    Inventors: Jack Robert Auld, Matthew Braden Flowers, Matthew Douglas McCawley, Andrew Thomas Schieber, Sudarshan B. Singh, Marcus Antonio Souza
  • Publication number: 20220323206
    Abstract: An intraocular lens (IOL) insertion apparatus includes a handpiece body having a distal tip and a proximal section. The IOL insertion apparatus also includes a folding chamber located within the handpiece body, the folding chamber shaped to fold an IOL advancing through the folding chamber. The IOL insertion apparatus also includes an advancement system. The advancement system includes an advancement carriage movable between a first position and a second position within the handpiece body. The advancement carriage includes a spring system biasing the advancement carriage in a distal direction toward the second position and a dampening system to dampen motion of the advancement carriage. The advancement system further includes an elongated advancement plunger that includes a distal end to advance the IOL through the folding chamber and a proximal end connected to the advancement carriage.
    Type: Application
    Filed: June 28, 2022
    Publication date: October 13, 2022
    Inventors: Asif Fayyaz, Sudarshan B. Singh, Chris Belisle, Bill Hartsig, Sam Jang
  • Patent number: 11413136
    Abstract: An intraocular lens (IOL) insertion apparatus includes a handpiece body having a distal tip and a proximal section. The IOL insertion apparatus also includes a folding chamber located within the handpiece body, the folding chamber shaped to fold an IOL advancing through the folding chamber. The IOL insertion apparatus also includes an advancement system. The advancement system includes an advancement carriage movable between a first position and a second position within the handpiece body. The advancement carriage includes a spring system biasing the advancement carriage in a distal direction toward the second position and a dampening system to dampen motion of the advancement carriage. The advancement system further includes an elongated advancement plunger that includes a distal end to advance the IOL through the folding chamber and a proximal end connected to the advancement carriage.
    Type: Grant
    Filed: October 8, 2019
    Date of Patent: August 16, 2022
    Assignee: Alcon Inc.
    Inventors: Asif Fayyaz, Sudarshan B. Singh, Chris Belisle, Bill Hartsig, Sam Jang
  • Patent number: 11324590
    Abstract: Systems, methods, and devices for inserting an intraocular lens (IOL) assembly into an eye may be provided. A device for delivery of the IOL into the eye may include a housing; a nozzle operatively coupled to the housing; a first cylinder movably disposed within the housing; a second cylinder movably disposed within the housing, wherein the second cylinder is in fluid communication with the first cylinder; a plunger at least partially and movably disposed within the first cylinder; and a shaft movably disposed within the second cylinder, wherein the shaft is configured to move toward the lens component.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: May 10, 2022
    Assignee: Alcon Inc.
    Inventors: Yinghui Wu, Len Takudzwa Magara, Sudarshan B. Singh, Douglas Brent Wensrich, Todd Taber
  • Publication number: 20210093447
    Abstract: Systems, methods, and devices for inserting an intraocular lens (IOL) into an eye, may be provided. An apparatus includes a plunger and a plunger tip. The plunger tip includes a dimple positioned at a distal end of the plunger tip. The plunger tip further includes a pocket in fluid communication with the dimple.
    Type: Application
    Filed: September 25, 2020
    Publication date: April 1, 2021
    Inventors: Paul Heckler, II, Kate Jensen, Matthew Douglas McCawley, Chris Renner, Sudarshan B. Singh, Todd Taber
  • Publication number: 20210052372
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon removal of a cap, are provided. The IOL cartridge comprises a nozzle and a housing comprising a slide. A compartment configured to receive an IOL is disposed within the housing. An interior portion of the slide is exposed to the compartment. The nozzle is in fluid communication with the compartment. The cap covers the nozzle and the slide. The cap is configured to expose the nozzle and advance the slide to fold the IOL upon removal of the cap.
    Type: Application
    Filed: August 21, 2020
    Publication date: February 25, 2021
    Inventors: Sudarshan B. Singh, Todd Taber, Yinghui Wu, Douglas Brent Wensrich, Sam Jang, Chris Pinkham