Patents Assigned to Cardica, Inc.
  • Patent number: 9038880
    Abstract: An exemplary surgical apparatus may include a shaft defining a lumen therein; articulation bands extending through and slidable generally longitudinally within the lumen of the shaft; an end effector affixed to the articulation bands; and generally annular segments positioned about the articulation bands along at least a portion of the length of the articulation bands to define an articulated region, where the segments laterally constrain the articulation bands.
    Type: Grant
    Filed: April 25, 2011
    Date of Patent: May 26, 2015
    Assignee: Cardica, Inc.
    Inventor: Brendan M. Donohoe
  • Patent number: 9004339
    Abstract: An exemplary surgical apparatus may include a feeder belt lying substantially in a single plane; and staples fixed to and frangibly separable from the feeder belt. A cartridge may hold at least one feeder belt, where that cartridge may be detachably held by a receiver. The cartridge itself may be reloadable. A surgical method may include providing a surgical instrument including a detachable cartridge holding a feeder belt, where staples are fixed to and frangibly separable from the feeder belt; deforming at least one staple to a deformed state; frangibly separating at least one deformed staple from the feeder belt; and removing the cartridge from the surgical instrument.
    Type: Grant
    Filed: May 26, 2009
    Date of Patent: April 14, 2015
    Assignee: Cardica, Inc.
    Inventor: Jinhoon Park
  • 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
  • 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
  • Patent number: 8888794
    Abstract: An exemplary surgical apparatus may include a guide catheter including a clip channel, at least one hook channel, and at least one sling channel defined therein; a clip applier movable within the clip channel, wherein the clip applier holds at least one clip; at least one hook movable within a corresponding hook channel; and at least one sling movable within a corresponding sling channel. An exemplary surgical method for treating a mitral valve may include providing a guide catheter; a clip applier held by the guide catheter, and a clip held by the clip applier; introducing the distal end of the guide catheter into the left atrium; engaging the anterior and posterior leaflets of the mitral valve with the clip; closing the clip; and disengaging the clip applier from the clip, whereby the clip remains in the mitral valve.
    Type: Grant
    Filed: July 26, 2013
    Date of Patent: November 18, 2014
    Assignee: Cardica, Inc.
    Inventor: Bernard A. Hausen
  • 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: 20140263557
    Abstract: A surgical stapling device is configured for use in open and/or laparoscopic surgical procedures. The device includes a staple holder with a first support element and a second support element for supporting a beltless continuous staple chain. Each staple of the staple chain is configured to be frangibly separated from the staple chain to pierce and secure a target tissue when each staple is deployed. The device also includes a plurality of standoff members wherein each of the plurality of standoff members is configured to support one of each staple of the staple chain when the one of each staple is being deployed. The surgical stapling device may be a cartridge-based or a cartridge-less based staple device.
    Type: Application
    Filed: March 12, 2014
    Publication date: September 18, 2014
    Applicant: Cardica, Inc.
    Inventor: David T. Schaller
  • 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
  • Patent number: 8771312
    Abstract: A fastener suitable for anastomosis procedures may include a base, at least two sharp tines extending from the base, and at least one blunt wing extending from the base. The base may have a perimeter, and the tines and the wings may be arranged in alternating sequence along that perimeter. A method for performing anastomosis between a graft vessel and a target vessel, may include stapling the end of the graft vessel to the side of the target vessel, and deploying at least one fastener into tissue at least at one end of the anastomosis, wherein the fastener includes a plurality of tines and at least one wing, wherein each wing compresses the wall of the graft vessel against the outer surface of the target vessel without penetrating either of the graft vessel and the target vessel.
    Type: Grant
    Filed: November 5, 2007
    Date of Patent: July 8, 2014
    Assignee: Cardica, Inc.
    Inventors: Bryan D. Knodel, Luke W. Clauson
  • Publication number: 20140175153
    Abstract: An exemplary surgical staple may include a base including a first end and a second end; a single tine extending from the second end of the base; and a barb extending from the base at a location between the first end of the base and the second end of the base. An end of such a staple may be frangibly affixed to a feeder belt. Another exemplary surgical apparatus may include at least one staple including a base including a first end and a second end, a first tine extending from the second end of the base, and a second tine extending from the base at a location between the first end of the base and the second end of the base.
    Type: Application
    Filed: February 26, 2014
    Publication date: June 26, 2014
    Applicant: Cardica, Inc.
    Inventors: Philipe R. Manoux, Bryan D. Knodel
  • Publication number: 20140175146
    Abstract: A surgical stapling apparatus configured to perform stapling and/or cutting operations on a target tissue of a patient. The surgical stapling apparatus comprises of a mode selection switch to place the apparatus in either a clamping operational phase or a deployment operational phase. In the clamping operational phase, various clamp components are operated to facilitate loading of surgical staples into the stapling apparatus, if not preloaded, placement of the stapling apparatus to a target surgical site, and clamping of target tissue to be stapled and/or cut. In the deployment operational phase, various deployment components are operated to staple and/or cut the target tissue to one or more desired distance intervals to achieve the desired outcome for the surgical procedure.
    Type: Application
    Filed: December 19, 2013
    Publication date: June 26, 2014
    Applicant: CARDICA, INC.
    Inventor: Bryan D. Knodel
  • Publication number: 20140175147
    Abstract: A surgical apparatus may include a staple holder, an anvil connected to and movable relative to the staple holder, and at least one axle extending outward from the anvil; and an overtube slidable relative to the end effector, the overtube including at least one slot defined therein; where each slot receives a corresponding axle. A surgical method for treating tissue of a patient may include providing an end effector that includes a staple holder and an anvil connected to and movable relative to the staple holder, and an overtube slidable relative to said end effector, making an incision in the patient; inserting the end effector and at least part of the overtube through the incision in a first, insertion configuration in which substantially no gap exists between the anvil and staple holder, and moving the overtube relative to the end effector to open the end effector to a second, unclamped position where at least part of the anvil is spaced apart from the staple holder.
    Type: Application
    Filed: February 26, 2014
    Publication date: June 26, 2014
    Applicant: Cardica, Inc.
    Inventors: Philipe R. Manoux, Bryan D. Knodel
  • Publication number: 20140135832
    Abstract: An exemplary staple holder of a surgical stapler may include a cavity defined therein, staples held within that cavity; an upper surface; apertures defined through the upper surface through which staples are deployable, at least one wedge movable within the cavity, and at least one staple trap including a strip and arms extending from and bent relative to the strip, where at least one arm resides in a neutral position directly underneath a corresponding aperture.
    Type: Application
    Filed: January 16, 2014
    Publication date: May 15, 2014
    Applicant: Cardica, Inc.
    Inventors: Jinhoon Park, Philipe R. Manoux, Benjamin J. Matthias