Patents by Inventor Bryan D. Knodel

Bryan D. Knodel 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: 9155536
    Abstract: An exemplary circular stapler may include an anvil; a staple holder connected to the anvil; and a feeder belt ring held within the staple holder, the feeder belt ring including staples frangibly affixed thereto. An exemplary surgical method for treating tissue may include possessing an anvil, a staple holder connected to the anvil, and a feeder belt ring held within the staple holder, the feeder belt ring including a plurality of staples frangibly affixed thereto; clamping tissue between the anvil and staple holder; and sequentially deforming and then breaking from the feeder belt ring at least two staples.
    Type: Grant
    Filed: April 26, 2011
    Date of Patent: October 13, 2015
    Assignee: Cardica, Inc.
    Inventors: Bernard A. Hausen, Bryan D. Knodel
  • Patent number: 9144427
    Abstract: An exemplary surgical method of treating tissue within the body of a patient may include having an endocutter having an end effector; inserting the end effector into the body of a patient through an opening; engaging tissue with the end effector; stapling tissue along two staple lines with the end effector; cutting tissue between the staple lines with the end effector; releasing the tissue from the end effector; and repeating the engaging, stapling, cutting and releasing within the body of the patient on tissue at a different location within the body of the patient while maintaining the end effector within the body of the patient.
    Type: Grant
    Filed: March 21, 2014
    Date of Patent: September 29, 2015
    Assignee: Cardica, Inc.
    Inventors: Bryan D. Knodel, Bernard A. Hausen, Luke W. Clauson
  • Publication number: 20150265277
    Abstract: An exemplary surgical method of treating tissue within the body of a patient may include having an endocutter having an end effector; inserting the end effector into the body of a patient through an opening; engaging tissue with the end effector; stapling tissue along two staple lines with the end effector; cutting tissue between the staple lines with the end effector; releasing the tissue from the end effector; and repeating the engaging, stapling, cutting and releasing within the body of the patient on tissue at a different location within the body of the patient while maintaining the end effector within the body of the patient.
    Type: Application
    Filed: June 9, 2015
    Publication date: September 24, 2015
    Inventors: Bryan D. Knodel, Bernard A. Hausen, Luke W. Clauson
  • Patent number: 9084600
    Abstract: An exemplary surgical stapler may include a staple holder; an anvil movably connected to the staple holder; staple forming pockets defined in a surface of the anvil; and a staple trap movable within the anvil relative to the staple forming pockets. Another exemplary surgical stapler for may include a feeder belt; staples frangibly affixed to said feeder belt; an anvil against which the staples are bent in a controlled manner by engagement with staple forming pockets defined in that anvil; and at least one finger that presses a corresponding staple within a corresponding staple forming pocket laterally with a force sufficient to hold the staple in the staple forming pocket where said staple does not engage tissue after that staple is bent.
    Type: Grant
    Filed: February 17, 2012
    Date of Patent: July 21, 2015
    Assignee: Cardica, Inc.
    Inventors: Bryan D. Knodel, Jared L. Van Cleave, Philipe R. Manoux
  • Publication number: 20150164695
    Abstract: Systems and methods are provided for automatically forming an incision in a tympanic membrane of an ear and placing a tympanic membrane pressure equalization tube into the incision. The systems include a housing with a shaft extending therefrom. A mechanism is disposed within the housing. A distal end of the shaft is placed against a tympanic membrane, and the mechanism is triggered to causes the tympanic membrane to be automatically incised and dilated and a tympanic membrane pressure equalization tube to be placed in the dilated incision.
    Type: Application
    Filed: December 15, 2014
    Publication date: June 18, 2015
    Inventors: Greg Liu, Rohit Girotra, John H. Morriss, Julia D. Vrany, Hung V. Ha, Bryan D. Knodel, Jeffrey A. Walker, Thomas D. Gross, Mathew D. Clopp, Bernard H. Andreas
  • Publication number: 20150119932
    Abstract: Surgical apparatus may include a staple holder and a buttress positioned on the upper surface of the staple holder, where the staple holder is configured to fire multiple sets of staples, and where the buttress is advanceable between firings such that the staple holder is configured to deploy multiple sets of staples through the buttress.
    Type: Application
    Filed: January 5, 2015
    Publication date: April 30, 2015
    Inventor: Bryan D. Knodel
  • Patent number: 8998951
    Abstract: One exemplary process for manufacturing a surgical apparatus may include providing a flat, generally-planar strip of biocompatible material; cutting the strip to produce a feeder belt with at least one lateral edge, and staples affixed to the feeder belt in proximity to at least one lateral edge, where the staples and feeder belt are substantially aligned along a first plane; and bending at least one staple out of the first plane, while the feeder belt remains in the first plane. Another exemplary process for manufacturing a surgical apparatus may include providing a flat, generally-planar strip of biocompatible material; cutting that strip to produce a feeder belt with edges, and staples affixed to different edges of the feeder belt; and coining at least one staple after the cutting.
    Type: Grant
    Filed: October 14, 2013
    Date of Patent: April 7, 2015
    Assignee: Cardica, Inc.
    Inventors: Bryan D. Knodel, Philipe R. Manoux
  • Patent number: 8985427
    Abstract: An exemplary surgical apparatus may include a feeder belt; wings fixed to that feeder belt; and a die into which the feeder belt extends, where relative motion of the die and feeder belt bends at least one wing to transform at least one wing into an unformed staple. An exemplary surgical method for treating tissue of a patient may include providing a surgical instrument including an end effector; placing the end effector adjacent to tissue of a patient; and manufacturing at least one surgical staple within the end effector.
    Type: Grant
    Filed: May 5, 2009
    Date of Patent: March 24, 2015
    Assignee: Cardica, Inc.
    Inventors: Philipe R. Manoux, Bryan D. Knodel, Patrick Flanagan
  • Publication number: 20150018875
    Abstract: One exemplary surgical apparatus may include an anvil assembly to which a staple holder assembly detachably connected; feeder belts positioned at least partially within the staple holder assembly; staples separably attached to each feeder belt; a wedge assembly slidable within and along the staple holder assembly, the wedge assembly including an engagement feature; and a deployment handle, where, upon closure of the anvil assembly and staple holder assembly relative to one another, the deployment handle engages the engagement feature; where the deployment handle is movable along the anvil assembly to drive the wedge assembly relative to the staple holder assembly, feeder belts and staples in order to deform at least one staple to a closed state and separate at least one closed staple from the corresponding feeder belt.
    Type: Application
    Filed: September 26, 2014
    Publication date: January 15, 2015
    Inventor: Bryan D. Knodel
  • Publication number: 20150012006
    Abstract: An apparatus for performing anastomosis procedures comprises of an end-effector to engage a lumen for attaching a tubular structure to said lumen to create a connective branch or an anastomosis. The apparatus includes a contractible and expandable member coupled to the end-effector to secure engagement of the end-effector with the lumen. A pair of wedge members operates to deploy a staple to attach the tubular structure to the lumen. The pair of wedge members operates in opposing directions to deploy the staple.
    Type: Application
    Filed: July 1, 2014
    Publication date: January 8, 2015
    Inventors: Bernard A. Hausen, Bryan D. Knodel, Stefanos Demertzis, Brendan M. Donohoe
  • Patent number: 8926658
    Abstract: A surgical method of treating tissue within the body of a patient may include: providing an endocutter having a staple holder and a plurality of staples, where a plurality, but less than all, of the staples are arranged in a firing position within the staple holder; engaging tissue of the patient with the staple holder; deploying the plurality of staples in firing position through a buttress and into tissue of the patient; disengaging the end effector from tissue of the patient; moving a plurality of staples into firing position; engaging tissue of the patient with the staple holder; advancing a segment of buttress relative to the staple holder; and repeating the deploying.
    Type: Grant
    Filed: October 4, 2012
    Date of Patent: January 6, 2015
    Assignee: Cardica, Inc.
    Inventor: Bryan D. Knodel
  • Patent number: 8915934
    Abstract: A system for connecting the end of a graft vessel to the side of a target vessel may include an anvil configured to enter the target vessel through an anvil entry hole in the wall of the target vessel; a holder movable relative to the anvil, where that holder may deploy at least one connector through the graft vessel and into the target vessel at a location spaced apart from the anvil entry hole; and at least one sealer that may be detachably connected to the anvil and/or said holder; where at least one sealer may be configured to substantially close the anvil entry hole in the target vessel.
    Type: Grant
    Filed: October 2, 2007
    Date of Patent: December 23, 2014
    Assignee: Cardica, Inc.
    Inventors: James T. Nielsen, Nathan H. White, Theodore M. Bender, Philipe R. Manoux, David L. Bombard, Brendan M. Donohoe, Bryan D. Knodel
  • Publication number: 20140339286
    Abstract: A surgical stapling device is configured for use in open and/or laparoscopic surgical procedures. The device includes a handle assembly, a shaft assembly coupled to the handle assembly, and an end-effector coupled to the shaft assembly. The end-effector comprises of a jaw assembly configured to clamp, staple, and/or cut a target tissue. The handle assembly comprises of a trigger element that can activate a drive assembly to advance a clamp drive assembly to clamp the aforementioned target tissue. The clamp drive assembly comprises of a clamp slide member to either advance the clamp drive assembly in a first direction or retreat the clamp drive assembly in a second direction. The clamp drive assembly is movably coupled to a clamp driver member. Movement of the clamp driver member operates clamping operations of a jaw assembly of the surgical stapling device.
    Type: Application
    Filed: May 15, 2014
    Publication date: November 20, 2014
    Applicant: Cardica, Inc.
    Inventors: Cara C. H. Motooka, Brendan M. Donohoe, Bryan D. Knodel
  • Publication number: 20140332580
    Abstract: A surgical apparatus comprises a surgical staple for treating tissues of a patient in a surgical procedure. The surgical staple is deformable from a first configuration (e.g., an undeployed configuration) to a second configuration (e.g., a deployed configuration) in accordance with embodiments of the present invention. The surgical staple includes a first leg and a second leg, wherein said surgical staple substantially resembles a V-shape or a suture needle in the first configuration and substantially forms a D-shape in the second configuration in accordance with embodiments of the present invention.
    Type: Application
    Filed: July 23, 2014
    Publication date: November 13, 2014
    Inventors: Nathan H. White, Michael P. Schaller, Michael Murillo, Jared L. Van Cleave, Philipe R. Manoux, Bryan D. Knodel, Benjamin J. Matthias, John E. Rivera
  • Publication number: 20140332578
    Abstract: A surgical stapling device is configured for use in open and/or laparoscopic surgical procedures. The device includes a handle assembly, a shaft assembly coupled to the handle assembly, and an end-effector coupled to the shaft assembly. The end-effector comprises of a jaw assembly configured to clamp, staple, and/or cut a target tissue. The handle assembly comprises of a trigger element that can activate a drive assembly to advance a deployment assembly to staple and/or cut the aforementioned target tissue. The deployment assembly comprises of a deployment slide member to either advance the deployment assembly in a first direction or retreat the deployment assembly in a second direction.
    Type: Application
    Filed: May 7, 2014
    Publication date: November 13, 2014
    Applicant: Cardica, Inc.
    Inventors: Anthony J. Fernandez, Bryan D. Knodel
  • Patent number: 8844788
    Abstract: One exemplary surgical apparatus may include an anvil assembly to which a staple holder assembly detachably connected; feeder belts positioned at least partially within the staple holder assembly; staples separably attached to each feeder belt; a wedge assembly slidable within and along the staple holder assembly, the wedge assembly including an engagement feature; and a deployment handle, where, upon closure of the anvil assembly and staple holder assembly relative to one another, the deployment handle engages the engagement feature; where the deployment handle is movable along the anvil assembly to drive the wedge assembly relative to the staple holder assembly, feeder belts and staples in order to deform at least one staple to a closed state and separate at least one closed staple from the corresponding feeder belt.
    Type: Grant
    Filed: February 1, 2013
    Date of Patent: September 30, 2014
    Assignee: Cardica, Inc.
    Inventor: Bryan D. Knodel
  • Publication number: 20140263558
    Abstract: A surgical instrument is implemented with an extended curved tip to facilitate maneuvering and manipulating around small spaces and tissues at a surgical site in the body of a patient. The surgical instrument comprises of an end-effector and an extended curved tip that is coupled to the end-effector. A proximal portion of the extended curved tip is coupled to a distal portion of the extended curved tip, and a distal portion of the extended curved tip is configured to be a substantially tapered end or a tapered free-end.
    Type: Application
    Filed: March 12, 2014
    Publication date: September 18, 2014
    Applicant: Cardica, Inc.
    Inventors: Bernard A. Hausen, Bryan D. Knodel
  • Patent number: 8801753
    Abstract: A surgical staple for connecting two tubular tissue structures may include a substantially rectangular base having a first edge and a second edge substantially parallel to one another, and a third edge substantially perpendicular to the first and said second edges; and may also include at least three deformable tines extending from the first and second edges of said base; where no tine that extends from the first edge may be positioned at substantially the same distance from the third edge as any said tine that extends from the second edge; and where deformation of the tines secures the tubular tissue structures together.
    Type: Grant
    Filed: February 26, 2013
    Date of Patent: August 12, 2014
    Assignee: Cardica, Inc.
    Inventors: Theodore M. Bender, David L. Bombard, Philipe R. Manoux, Tenny Chang, Jaime S. Vargas, Bryan D. Knodel
  • Patent number: 8789738
    Abstract: An exemplary surgical method of treating tissue may include possessing a surgical tool that has at least one movable feeder belt that includes staples frangibly connected thereto, where at least one staple is oriented relative to the feeder belt in a direction angled relative to the transverse direction; placing the surgical tool adjacent to tissue; deforming at least one staple into tissue; frangibly separating at least one deformed staple from the feeder belt; advancing the feeder belt; and repeating the placing, deploying and separating. Another exemplary surgical method of treating tissue of a patient may include holding a cartridgeless surgical tool that includes staples; stapling tissue with staples in response to a single actuation of the surgical tool; and repeating the stapling at least once.
    Type: Grant
    Filed: May 11, 2011
    Date of Patent: July 29, 2014
    Assignee: Cardica, Inc.
    Inventors: Bryan D. Knodel, Bernard A. Hausen, Luke W. Clauson
  • Publication number: 20140207165
    Abstract: An exemplary surgical method of treating tissue within the body of a patient may include having an endocutter having an end effector; inserting the end effector into the body of a patient through an opening; engaging tissue with the end effector; stapling tissue along two staple lines with the end effector; cutting tissue between the staple lines with the end effector; releasing the tissue from the end effector; and repeating the engaging, stapling, cutting and releasing within the body of the patient on tissue at a different location within the body of the patient while maintaining the end effector within the body of the patient.
    Type: Application
    Filed: March 21, 2014
    Publication date: July 24, 2014
    Applicant: Cardica, Inc.
    Inventors: Bryan D. Knodel, Bernard A. Hausen, Luke W. Clauson