Patents Examined by Son Dang
  • Patent number: 8444671
    Abstract: The present invention advantageously provides devices, systems, and methods for percutaneous access and closure of vascular puncture sites. In an embodiment, the device for enhancing the hemostasis of a puncture site in a body lumen or tract comprises a catheter having one tubular member having a proximal end and a distal end with one inner lumen extending between at least a longitudinal portion of the catheter tubular member. The one tubular member includes external and internal tubular bodies each having proximal and distal ends. At least one of the external and the internal tubular bodies is longitudinally movable with respect to the other. An expansible member with proximal and distal ends is disposed on the distal end of the one tubular member. The distal end of the expansible member is connected to the distal end of internal tubular body and with its proximal end connected to the distal end of external tubular body.
    Type: Grant
    Filed: September 30, 2010
    Date of Patent: May 21, 2013
    Assignee: Cardiva Medical, Inc.
    Inventor: Zia Yassinzadeh
  • Patent number: 8435231
    Abstract: A positioning device for deploying at least one locking portion (20) of an anastomotic device (10) for drawing together a first tissue portion (12) and a second tissue portion (14) to be connected by means of anastomosis is suitable for sliding along a guide means comprising at least one guide wire (A, B) and comprises an elongated structure (50). A head (52) of the positioning device is suitable to be interference-inserted on a distal end of the elongated structure (50). The head (52) comprises elastic tabs (54) extending from a proximal end of the head and at least one channel (56) suitable for receiving a guide wire. The head (52) comprises a distal end defining a thrust surface (58) for a locking portion (20) of the anastomotic device (10).
    Type: Grant
    Filed: January 11, 2007
    Date of Patent: May 7, 2013
    Assignee: Ethicon Endo-Surgery, Inc.
    Inventors: Michele D'Arcangelo, Jesse J. Kuhns, Alessandro Pastorelli, Federico Bilotti, Roberto Tacchino
  • Patent number: 8435253
    Abstract: A device for repairing a tear in a portion of tissue comprises a proximal actuator portion, a transfer needle extending distally from the proximal actuator portion and a catch needle extending distally from the proximal actuator portion. A suture needle is disposed in the transfer needle, and is extendable from the transfer needle toward the catch needle and retractable from the catch needle toward the transfer needle. An extendable catch plunger is disposed in the catch needle for capturing suture therein when it is transferred from the transfer needle. A retractable insertion sheath is provided for covering the transfer needle and the catch needle when the device is inserted into a procedural site. A depth limiting apparatus limits the depth of insertion of the needle into the procedural site.
    Type: Grant
    Filed: October 14, 2011
    Date of Patent: May 7, 2013
    Assignee: Cayenne Medical, Inc.
    Inventors: Brad A. Niese, Nicanor A. Domingo, Hoang P. Nguyen, Kevin N. Baird
  • Patent number: 8425540
    Abstract: A surgical tool including an elongated body having a proximal end and a distal end, first and second sets of tissue approximating structures having deployed and retracted positions relative to the elongated body, an actuating mechanism at the proximal end of the elongated body for independently deploying and retracting each of the first and second sets of tissue approximating structures, and a drainage lumen extending from a drainage aperture at the distal end of the elongated body to the proximal end. The tool further includes a main balloon adjacent to the distal end of the elongated body, and a second balloon spaced from the main balloon toward the proximal end of the elongated body, wherein the second balloon has an expanded condition in which it diverts one of the set of tissue approximating structures away from the main balloon.
    Type: Grant
    Filed: June 9, 2010
    Date of Patent: April 23, 2013
    Assignee: AMS Research Corporation
    Inventors: Vincent G. Copa, Kory P. Hamel, Suranjan Roychowdhury, Robert L. Rykhus
  • Patent number: 8425555
    Abstract: A suture lock fastening device to cinch a suture in a suture lock, cut the suture end, and deploy the suture lock in response to a single movement of a user. The fastening device includes a fastening head with a retainer that is configured to hold a suture lock in the fastening head. To release the suture lock from the fastening head, the retainer is irreversibly deformed. The fastening device may include an axially movable cutter with a cutting edge to sever the ends of the suture close to the suture lock. A threading device may be preloaded into the fastening device to facilitate threading the suture through the fastening device.
    Type: Grant
    Filed: December 19, 2011
    Date of Patent: April 23, 2013
    Assignee: C.R. Bard, Inc.
    Inventors: Edward C. Page, Patrick Gutelius, Danial P. Ferreira, Jeffrey P. Radziunas
  • Patent number: 8414612
    Abstract: A surgical suture includes a plurality of intertwined unbarbed filaments defining a longitudinal axis and a barbed filament including an elongate body and a plurality of barbs disposed along a length thereof. The plurality of barbs extends radially outward from a surface of the elongate body, wherein the barbed filament at least partially intertwines with the plurality of unbarbed filaments.
    Type: Grant
    Filed: November 8, 2010
    Date of Patent: April 9, 2013
    Assignee: Covidien LP
    Inventors: David Kirsch, Stanislaw Marczyk
  • Patent number: 8414644
    Abstract: A compacted vascular implant can be delivered to a target location within a delivery device. During delivery, the implant can be partially released from the delivery device before full deployment. The delivery device can include an elongated support tube, a locking mechanism, and a sheath. The locking mechanism can be provided on the support tube. The sheath can be configured to slide over the elongated support tube and can be configured to cover the locking mechanism and to restrain at least a portion of the implant.
    Type: Grant
    Filed: April 15, 2010
    Date of Patent: April 9, 2013
    Assignee: CardiAQ Valve Technologies, Inc.
    Inventors: Arshad Quadri, J. Brent Ratz
  • Patent number: 8398657
    Abstract: A surgical suturing instrument has a needle which traverses at tissue receiving gap and picks up suture distal to the gap. This invention provides an automated mechanism enabling the suture to be removed from the needle after the needle is retracted proximal to the tissue gap. This mechanism provides enhanced device reloading and other potential uses.
    Type: Grant
    Filed: November 19, 2009
    Date of Patent: March 19, 2013
    Assignee: LSI Solutions, Inc.
    Inventor: Jude S. Sauer
  • Patent number: 8398676
    Abstract: A device for closing an opening in a wall of a body lumen includes a closure element with a first flange and a second flange. Both the first flange and the second flange may have a delivery cross-sectional dimension and a deployed cross-sectional dimension. The device for closing an opening further includes a first coupler element disposed on the first flange and a second coupler element disposed on the second flange, the first and second coupler elements cooperating to couple the first flange to the second flange.
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: March 19, 2013
    Assignee: Abbott Vascular Inc.
    Inventors: Wouter E. Roorda, Kelly J. McCrystle, Ian J. Clark, Laveille K. Voss, Ni Ding
  • Patent number: 8394123
    Abstract: Methods and devices are provided for anchoring suture to bone. In one exemplary embodiment, a cannulated suture anchor is provided and it includes a suture-engaging member formed therein and configured to receive a suture therearound such that trailing ends of the suture can extend through the suture anchor. The present invention also provides exemplary sutures and drivers that can be used with the various methods and devices disclosed herein, or with other methods and devices known in the art.
    Type: Grant
    Filed: November 18, 2011
    Date of Patent: March 12, 2013
    Assignee: DePuy Mitek, Inc.
    Inventors: Nathan Cauldwell, Gregory R. Whittaker, Gary Mcalister, Jose E. Lizardi, Jason Hamilton, Frank Capuano
  • Patent number: 8388654
    Abstract: A soft tissue repair system comprising: at least one anchor, the at least one anchor comprising a body, a bone-engaging element attached to the body for securing the body in bone, and a suture-attaching element attached to the body for attaching suture to the anchor, the suture-attaching element being configured so as to permit suture to be snared by the suture-attaching element after the anchor has been deployed in the bone.
    Type: Grant
    Filed: September 26, 2008
    Date of Patent: March 5, 2013
    Assignee: Redyns Medical LLC
    Inventors: Nathan B. Snyder, George J. Rohlinger
  • Patent number: 8388651
    Abstract: A method and apparatus to terminate sacral hemorrhaging in a patient having a sacrum and a pubic bone is disclosed. A C-shaped driver is positioned around the pubic bone of the patient and a hemorrhage occluder pin is driven into the sacrum of the patient by applying an impact force to a proximal end of the C-shaped driver. The driver may include a C-shaped shaft that defines a radius in the range 50 mm to 200 mm and a maximum span in the range 100 mm to 650 mm. The proximal end of the C-shaped shaft may have a blunt face with a breadth that is at least 2.5 times the diameter of the pin cap. A shaft distal end has a driver face facing away from an interior of the C-shape, and defining a driver face diameter that is preferably no less than 50% of the pin cap diameter.
    Type: Grant
    Filed: February 17, 2012
    Date of Patent: March 5, 2013
    Assignee: Surgin Surgical Instrumentation, Inc.
    Inventors: Armand Maaskamp, Asim Syed
  • Patent number: 8388693
    Abstract: The present disclosure relates to a surgical fastener for attaching a prosthesis intended to repair a hernial defect of the abdominal wall, the prosthesis has at least two layers made of a biocompatible flexible material joined together at least one assembly zone, so as to define an internal space delimited by a substantially circular peripheral contour. The internal space is accessible to said surgical fastener that includes at least one body forming a reinforcing section that includes an open ring intended to extend substantially along at least one part of the substantially circular substantially circular peripheral contour. The open ring is connected to an attachment arm that extends substantially radially towards the inside and is intended to be anchored in the abdominal wall.
    Type: Grant
    Filed: April 9, 2009
    Date of Patent: March 5, 2013
    Assignee: Sofradim Production
    Inventors: Genevieve Doucet, Jean-Claude Sgro, Pierre Bailly
  • Patent number: 8382778
    Abstract: There are disclosed various embodiments of surgical tacks for use in surgical procedures. The tacks generally include a head and a barrel portion extending distally from the head. Preferably the head and the barrel portion define a throughbore for receipt of a drive instrument. A thread on the head is provided to engage threads in the installation tool. A tissue thread is provided on the barrel portion to engage tissue. Distal and proximal surfaces of the tissue thread may be oriented at various angles relative to the barrel portion. There is also disclosed an insertion instrument to insert one or more tacks as well as a method of use. There is further disclosed a model device for use in explaining the operation of the instrument.
    Type: Grant
    Filed: June 18, 2010
    Date of Patent: February 26, 2013
    Assignee: Covidien LP
    Inventors: Christopher J. Criscuolo, Ernie Aranyi
  • Patent number: 8377081
    Abstract: In one embodiment, a surgically implantable adjustable ring comprises a ring body, which includes a closure system having first and second end parts. The ring body is designed to be closed around a tubular organ by the closure system, constricting the tubular organ by forming a loop. The first end part is shaped like a sleeve having a first and second end portions, and is designed to receive the second end part of the ring. The sleeve is substantially perpendicular to the main direction of the first end part of the ring, and the second end part of the ring includes a locking protrusion adapted to hold the sleeve in position, securing the ring in a closed position by engaging the locking protrusion in an opening disposed on the sleeve.
    Type: Grant
    Filed: September 1, 2010
    Date of Patent: February 19, 2013
    Assignee: Allergan, Inc.
    Inventors: Michel Bachmann, Christian Imbert, Alain Jordan
  • Patent number: 8372088
    Abstract: A surgical device that includes an outer hollow body and an inner hollow body. The inner hollow body is slidably disposed within said outer hollow body and the inner hollow body includes at least two hollow arms located at the distal end of the inner hollow body. An inflatable member is rotatably attached to each hollow arm of the inner hollow body. At least a pair of suture rings are rotatably coupled to the outer hollow body wherein the suture rings are in parallel to each other and are coupled to each other by a plurality of suture clips.
    Type: Grant
    Filed: September 14, 2011
    Date of Patent: February 12, 2013
    Inventor: Hesham Morsi
  • Patent number: 8357201
    Abstract: An implant designed e.g. as a replacement for an articulating surface of a human or animal joint is secured to the bone tissue with the aid of a plurality of fasteners (3). The implant (2) comprises a bone side to be brought into contact with the bone tissue, which bone side is equipped with a plurality of fastening structures restricted to this bone side. The fasteners (3) comprise a distal and a proximal side, wherein the distal side is equipped for being anchored in bone tissue and the proximal side is equipped for being connected with one of the fastening structures of the implant (2). The distal sides of the fasteners (3) are anchored in the bone tissue of the appropriately prepared bone and the implant (2) is then attached to the anchored fasteners (3) by connecting the fastening structures with the proximal sides of the fasteners (3), wherein the implant (2) is pressed against the proximal sides of the anchored fasteners (3).
    Type: Grant
    Filed: April 18, 2008
    Date of Patent: January 22, 2013
    Assignee: Woodwelding AG
    Inventors: Jorg Mayer, Andrea Muller
  • Patent number: 8353966
    Abstract: A mammalian tissue scaffold and method for making a tissue scaffold including a rigid scaffold body of biocompatible glass fibers bonded together and in special alignment to define open channels within the scaffold to allow fluid flow into and within the scaffold.
    Type: Grant
    Filed: January 15, 2009
    Date of Patent: January 15, 2013
    Assignee: The Curators of the University of Missouri
    Inventors: Delbert E. Day, Steven B. Jung
  • Patent number: 8343231
    Abstract: A surgical mesh for repair of incisional and or ventral hernia with a fixation fin extending from one of the surfaces of the mesh usually along the midline of the surface. The closure of the hernia defect edges involves suturing to the fin to avoid the possibility of damage to internal organs during laparoscopic suturing. An alternate embodiment involves a flexible rod mounted in a tubular structure on the mesh axis. The tubular structure includes a central opening with an attached thread that permits removal of the flexible rod, which spreads the mesh open to facilitate fixation of the mesh onto the abdominal wall surface.
    Type: Grant
    Filed: April 17, 2007
    Date of Patent: January 1, 2013
    Inventor: George C. Christoudias
  • Patent number: 8343176
    Abstract: There are disclosed various embodiments of surgical tacks for use in surgical procedures. The tacks generally include a head and a barrel portion extending distally from the head. Preferably the head and the barrel portion define a throughbore for receipt of a drive instrument. A thread on the head is provided to engage threads in the installation tool. A tissue thread is provided on the barrel portion to engage tissue. Distal and proximal surfaces of the tissue thread may be oriented at various angles relative to the barrel portion. There is also disclosed an insertion instrument to insert one or more tacks as well as a method of use. There is further disclosed a model device for use in explaining the operation of the instrument.
    Type: Grant
    Filed: November 23, 2010
    Date of Patent: January 1, 2013
    Assignee: Covidien LP
    Inventors: Christopher J. Criscuolo, Ernie Aranyi