Patents by Inventor Gregg D. Scheller

Gregg D. Scheller 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: 10709504
    Abstract: A curved laser probe with single-use optic fiber may include a reusable handle, an optic fiber fixture, and a single-use optic fiber. The single-use optic fiber may include an optic fiber having an optic fiber distal end and an optic fiber proximal end. The optic fiber may be disposed in a first transitory connector having a first transitory connector distal end and a first transitory connector proximal end wherein the optic fiber distal end extends a fixed distance from the transitory connector distal end. The optic fiber may be disposed in a second transitory connector having a second transitory connector distal end and a second transitory connector proximal end wherein the optic fiber proximal end extends a fixed distance from the second transitory connector distal end. The first transitory connector may be inserted in the reusable handle and the second transitory connector may be inserted in the optic fiber fixture.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: July 14, 2020
    Assignee: KATALYST SURGICAL, LLC
    Inventors: Gregg D Scheller, Matthew N Yates, Steven G Scheller, Daniel J Wiener
  • Patent number: 10709609
    Abstract: A steerable laser probe may include a handle, an actuation lever, an optic fiber, and a housing tube. The housing tube may have a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffs ness may be greater than the first stiffness. The optic fiber may be disposed within the housing tube and within an inner bore of the handle. An actuation of the actuation lever about a pivot pin of the handle may gradually curve the optic fiber. An actuation of the actuation lever about the pivot pin of the handle may gradually straighten the optic fiber.
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: July 14, 2020
    Assignee: Katalyst Surgical, LLC
    Inventors: Gregg D Scheller, Matthew N Zeid, Craig Moore
  • Patent number: 10695043
    Abstract: Surgical instrument subcomponent integration by additive manufacturing may include identifying at least two subcomponents of a multi-component assembly wherein a first subcomponent of the at least two subcomponents has a first functionality and wherein the first subcomponent of the at least two subcomponents is manufactured from a first material having a first set of material properties. Surgical instrument subcomponent integration by additive manufacturing may include modifying one or more properties of the first subcomponent of the at least two subcomponents to reproduce the first functionality when the first subcomponent is manufactured from a second material having a second set of material properties.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: June 30, 2020
    Assignee: KATALYST SURGICAL, LLC
    Inventors: Gregg D Scheller, Eric J Bass
  • Patent number: 10695222
    Abstract: A steerable laser probe may include a handle, an actuation structure having an actuation structure distal end and an actuation structure proximal end, a housing tube, a first housing tube portion of the housing tube having a first stiffness, a second housing tube portion of the housing tube having a second stiffness, and an optic fiber disposed within an inner bore of the handle and the housing tube. An extension of the actuation structure distal end relative to the actuation structure proximal end may be configured to gradually curve the housing tube and the optic fiber. A retraction of the actuation structure distal end relative to the actuation structure proximal end may be configured to gradually straighten the housing tube and the optic fiber.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: June 30, 2020
    Assignee: KATALYST SURGICAL, LLC
    Inventors: Gregg D Scheller, Matthew N Zeid
  • Patent number: 10695221
    Abstract: A steerable laser probe may include a handle having a handle proximal end and a handle distal end, an actuation structure of the handle, a housing sleeve, a shape memory sleeve at least partially disposed within the housing sleeve, and an optic fiber disposed within the shape memory sleeve and within an inner bore of the handle. A compression of the actuation structure may be configured to gradually curve the optic fiber. A compression of the actuation structure may be configured to gradually straighten the optic fiber. A decompression of the actuation structure may be configured to gradually curve the optic fiber. A decompression of the actuation structure may be configured to gradually straighten the optic fiber.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: June 30, 2020
    Assignee: KATALYST SURGICAL, LLC
    Inventors: Gregg D Scheller, Matthew N Zeid
  • Publication number: 20200179579
    Abstract: A flow control system for an ultrasonic aspirator handpiece having an aspiration pathway having an inner nosecone operatively connected to the handpiece. A flow control mechanism is disposed over the inner nosecone defining a flow control channel therebetween. The flow control channel is operatively connected to the aspiration pathway. A control aperture of the flow control mechanism is configured for variable engagement by a digit of an operator between an open position and a closed position for corresponding variable adjustment of an aspiration flow rate.
    Type: Application
    Filed: December 6, 2018
    Publication date: June 11, 2020
    Inventors: Joshua C. Arnone, Steven J. Apperson, Gregg D. Scheller
  • Patent number: 10646113
    Abstract: An illuminated cannula may include an illumination tube, a hub, a cannula base, a valve, an illumination source connector, an optic fiber, and an optic fiber guide. The valve may be disposed in the cannula base. The cannula base may be fixed to the hub. The hub may include a hub aperture. The illumination tube may be disposed in the cannula base. The optic fiber guide may be disposed in the hub. The optic fiber may be disposed in the illumination source connector, the hub, the optic fiber guide, and the cannula base. The optic fiber may be optically coupled to the illumination tube. Illumination light from an illumination source may be configured to transmit through the optic fiber and into the illumination tube.
    Type: Grant
    Filed: August 14, 2017
    Date of Patent: May 12, 2020
    Assignee: KATALYST SURGICAL, LLC
    Inventors: Gregg D Scheller, Daniel J Wiener, Daniel J Wall
  • Publication number: 20200108186
    Abstract: An ultrasonic surgical handpiece includes a motor having a transducer assembly along a central axis of the surgical handpiece. The motor is configured for operative connection to a power source. A surgical attachment has a proximal end detachably connected to the motor and a distal end defining a working plane for engagement with biological tissue. A housing has a housing distal end, a housing proximal end, and a cavity configured to receive the motor and the surgical attachment. An irrigation path of the housing is configured to communicate irrigation fluid. The irrigation path has an inlet proximate the housing proximal end operatively connected to an irrigation fluid source, and an outlet proximate to the working plane. The irrigation path is separated from the housing cavity to prevent contact between the irrigation fluid and an operational portion of the surgical attachment.
    Type: Application
    Filed: October 4, 2019
    Publication date: April 9, 2020
    Inventors: Gregg D Scheller, Steven J Apperson, Johanna L Bryan, David G Wuchinich
  • Patent number: 10588652
    Abstract: An atraumatic microsurgical forceps may include a handle having a handle distal end and a handle proximal end, an outer hypodermic tube having an outer hypodermic tube distal end and an outer hypodermic tube proximal end, a surgical blank having a surgical blank distal end and a surgical blank proximal end, and a plurality of atraumatic forceps jaws of the surgical blank each atraumatic forceps jaw of the plurality of atraumatic forceps jaws having an atraumatic forceps jaw distal end and an atraumatic forceps jaw proximal end. A compression of the handle may be configured to gradually close the plurality of atraumatic forceps jaws wherein the plurality of atraumatic forceps jaws initially contact at the atraumatic forceps jaws distal ends.
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: March 17, 2020
    Assignee: KATALYST SURGICAL, LLC
    Inventors: Gregg D Scheller, Carl C Awh
  • Publication number: 20200022750
    Abstract: A surgical instrument for electrosurgery having a first forceps arm, a first forceps jaw of the first forceps arm, a first conductor tip of the first forceps arm, a second forceps arm disposed opposite the first forceps arm, a second forceps jaw of the second forceps arm, the second forceps jaw disposed opposite the first forceps jaw, a second conductor tip of the second forceps arm, and the second conductor tip disposed opposite the first conductor tip. The first forceps arm includes a first forceps arm first thermal portion comprised of a first thermal material, and a first forceps arm second thermal portion comprised of a second thermal material. The second forceps arm includes a second forceps arm first thermal portion comprised of the first material, and a second forceps arm second thermal portion comprised of the second material.
    Type: Application
    Filed: September 17, 2019
    Publication date: January 23, 2020
    Inventors: Gregg D. Scheller, John M. Schallert
  • Patent number: 10492952
    Abstract: A steerable laser probe may include a handle having a handle distal end and a handle proximal end, a flexible housing tube having a flexible housing tube distal end and a flexible housing tube proximal end, an actuation mechanism control of the handle, and an optic fiber disposed within an inner bore of the handle and within the flexible housing tube. An actuation of the actuation mechanism control may be configured to gradually curve the flexible housing tube. A gradual curving of the flexible housing tube may be configured to gradually curve the optic fiber. An actuation of the actuation mechanism control may be configured to gradually straighten the flexible housing tube. A gradual straightening of the flexible housing tube may be configured to gradually straighten the optic fiber.
    Type: Grant
    Filed: October 2, 2016
    Date of Patent: December 3, 2019
    Assignee: KATALYST SURGICAL, LLC
    Inventors: Gregg D Scheller, Matthew N Zeid
  • Publication number: 20190357928
    Abstract: A membrane aggregating forceps may include a blank, a membrane aggregating forceps tip of the blank, a hypodermic tube, and an actuation structure. The blank may be disposed in the hypodermic tube and the actuation structure wherein a compression of the actuation structure is configured to close the membrane aggregating forceps tip and wherein a decompression of the actuation structure is configured to open the membrane aggregating forceps tip. The membrane aggregating forceps tip may include a first membrane aggregating forceps jaw having a first curved medial projection and a second membrane aggregating forceps jaw having a second curved medial projection. The first curved medial projection may include a first membrane socket, a first membrane aggregating fillet, and a first blunt edge. The second curved medial projection may include a second membrane socket, a second membrane aggregating filled, and a second blunt edge.
    Type: Application
    Filed: May 23, 2018
    Publication date: November 28, 2019
    Applicant: Katalyst Surgical, LLC
    Inventors: Tarek S. Hassan, Eric J. Bass, Gregg D. Scheller
  • Patent number: 10478165
    Abstract: A multi-utility surgical instrument may include a nosecone, a handle, a housing sleeve, an actuation facilitating sleeve, a piston tube, a hypodermic tube, and an end plug. The hypodermic tube may be disposed within the piston tube; the piston tube may be disposed within the actuation facilitating sleeve; the actuation facilitating sleeve may be disposed within the housing sleeve; the end plug may be disposed within a portion of the housing sleeve; the housing sleeve and the end plug may be disposed within the handle; the nose cone may be fixed to a distal end of the handle; and the hypodermic tube may be fixed to the nosecone.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: November 19, 2019
    Assignee: KATALYST SURGICAL, LLC
    Inventor: Gregg D Scheller
  • Publication number: 20190343585
    Abstract: A steerable laser probe may include a handle having a handle distal end and a handle proximal end, a plurality of actuation controls of the handle, a flexible housing tube having a flexible housing tube distal end and a flexible housing tube proximal end, and an optic fiber disposed within an inner bore of the handle and the flexible housing tube. An actuation of an actuation control of the plurality of actuation controls may gradually curve the flexible housing tube. A gradual curving of the flexible housing tube may gradually curve the optic fiber. An actuation of an actuation control of the plurality of actuation controls may gradually straighten the flexible housing tube. A gradual straightening of the flexible housing tube may gradually straighten the optic fiber.
    Type: Application
    Filed: July 23, 2019
    Publication date: November 14, 2019
    Inventors: Gregg D. Scheller, Matthew N. Zeid
  • Publication number: 20190336161
    Abstract: An ultrasonic surgical handpiece may include an assembled handpiece, an ultrasonic tip, a tubing set, and an irrigation sleeve. The assembled handpiece may include an assembled motor, a housing sleeve, and a nosecone. The housing sleeve and the nosecone may be disposed over a portion of the assembled motor. The assembled motor may include an assembled transducer, a transducer sleeve, and an angled adaptor. The transducer sleeve may be disposed over a portion of the assembled transducer. The assembled transducer may include an amplifier, one or more piezoelectric rings, and a connector block. A surgeon may use the ultrasonic surgical handpiece to perform a portion of a surgical procedure.
    Type: Application
    Filed: May 7, 2019
    Publication date: November 7, 2019
    Inventors: Gregg D. Scheller, Steven J. Apperson, Johanna L. Bryan, David G. Wuchinich
  • Patent number: 10420460
    Abstract: An illumination probe may include a handle, an optic fiber, a tube, and an illumination source connector. The tube may include a tube distal end and a tube proximal end. The tube may include a tube aperture of the tube distal end. The tube proximal end may be disposed in the handle wherein the tube distal end extends out from a distal end of the handle. The optic fiber may include an optic fiber distal end and an optic fiber proximal end. The optic fiber may be disposed in the illumination source connector, the handle, and the tube wherein the optic fiber distal end is disposed in the tube. The tube aperture may be configured to modify a property of incident illumination light.
    Type: Grant
    Filed: August 8, 2017
    Date of Patent: September 24, 2019
    Assignee: KATALYST SURGICAL, LLC
    Inventor: Gregg D Scheller
  • Patent number: 10413445
    Abstract: An atraumatic microsurgical forceps may include an actuation structure, an actuation sleeve having an actuation sleeve distal end and an actuation sleeve proximal end, a surgical blank, and atraumatic forceps jaws of the surgical blank having atraumatic forceps jaws distal ends and atraumatic forceps jaws proximal ends. The surgical blank may be disposed within the actuation sleeve wherein at least a portion of the atraumatic forceps jaws extends from the actuation sleeve distal end. A compression of the actuation structure may be configured to gradually extend the actuation sleeve over the atraumatic forceps jaws proximal ends. An extension of the actuation sleeve over the atraumatic forceps jaws proximal ends may be configured to gradually close the atraumatic forceps jaws wherein the atraumatic forceps jaws initially contact at the atraumatic forceps jaws distal ends.
    Type: Grant
    Filed: September 14, 2017
    Date of Patent: September 17, 2019
    Inventors: Gregg D Scheller, Carl C Awh
  • Patent number: 10391232
    Abstract: A cannula ingress system may include a tip stabilization mechanism having a tip stabilization mechanism distal end and a tip stabilization mechanism proximal end, a fixation mechanism, a hypodermic tube having a hypodermic tube distal end and a hypos dermic tube proximal end, and a tip having a tip distal end and a tip proximal end. The tip may be disposed within the hypodermic tube wherein the tip distal end extends from the hypodermic tube distal end. The fixation mechanism may be disposed within a fixation mechanism channel of the tip stabilization mechanism. The tip stabilization mechanism may be disposed over the tip and the hypodermic tube distal end.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: August 27, 2019
    Assignee: KATALYST SURGICAL, LLC
    Inventors: Gregg D Scheller, Steven G Scheller, Bradley S Niehoff
  • Patent number: 10383650
    Abstract: A surgical instrument handle operates a microsurgical instrument on a surgical instrument head by manipulation of the instrument handle. The instrument handle has an elongate center rod with a ring mounted on the rod for reciprocating movement. The ring is operatively associated with the surgical instrument head for operation of the microsurgical instrument of the head. A plurality of resilient arms extend along the length of the rod and engage against a sliding surface of the ring. The inward and outward movement of the plurality of arms reciprocates the ring on the handle rod to cause operation of the surgical instrument head.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: August 20, 2019
    Assignee: Synergetics, Inc.
    Inventors: Gregg D. Scheller, Michael D. Auld
  • Patent number: 10376315
    Abstract: A steerable laser probe may include a handle, and inner bore of the handle, an actuation lever of the handle, a housing tube, and an optic fiber disposed within the inner bore of the handle and the housing tube. The housing tube may have a first housing tube portion having a first stiffness and a second housing tube portion having a second stiffness. The second stiffness may be greater than the first stiffness.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: August 13, 2019
    Assignee: Katalyst Surgical, LLC
    Inventors: Gregg D Scheller, Matthew N Zeid, Craig Moore