Patents Examined by Robert F Allen
  • Patent number: 11975172
    Abstract: An engagement mechanism associated with a reciprocally movable piston of a fluid injector is configured for releasably engaging an engagement portion at a proximal end of a rolling diaphragm syringe having a flexible sidewall configured for rolling upon itself when acted upon by the piston. The engagement mechanism has a plurality of engagement elements reversibly and radially movable relative to the engagement portion of the syringe between a first position, where the plurality of engagement elements are disengaged from the engagement portion of the syringe, and a second position, where the plurality of engagement elements are engaged with the engagement portion of the syringe. The engagement mechanism further has a drive mechanism for moving the plurality of engagement elements between the first position and the second position.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: May 7, 2024
    Assignee: BAYER HEALTHCARE LLC
    Inventors: Kevin Cowan, Michael Spohn, Adam Steege, Jessie Delgado, Keith Lipford, Chet Larrow, Mariano Mumpower, Danica Gordon
  • Patent number: 11969561
    Abstract: The invention relates to a fixing device for fixing a medical, cosmetic, decorative or other article to the skin of a living being, the fixing device comprising the following features: a) a first retaining element having a first piercing point, which is designed to pierce the skin, b) a second retaining element having a second piercing point, which is designed to pierce the skin, the second piercing point being arranged at a distance from the first piercing point, c) a bridge, to which the first and the second retaining element are fastened, d) a fixing portion, which is connected to the bridge or is part of the bridge, the fixing portion being designed to fix the article that is to be fixed.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: April 30, 2024
    Assignee: EBNET MEDICAL GMBH
    Inventor: Jens Ebnet
  • Patent number: 11957863
    Abstract: A connector is disclosed that includes comprising a body having a tubing portion, a luer portion axially opposite the tubing portion and connected thereto, and an inner circumferential surface defining an internal bore of the connector. The inner circumferential surface extends axially between the tubing portion and the luer portion, and the internal bore being is in fluid communication with the tubing portion and the luer portion. The inner circumferential surface includes a plurality of splines extending axially along a length of the inner circumferential surface in the tubing portion of the connector. The inner circumferential surface is configured to engage an external surface of a tubing in a coupled configuration. In the coupled configuration edges of the splines grip and engage the external surface of the tubing to retain the tubing in the body.
    Type: Grant
    Filed: October 28, 2021
    Date of Patent: April 16, 2024
    Assignee: CAREFUSION 303, INC.
    Inventors: Raymond P. Feith, Randall D. Kipp
  • Patent number: 11931532
    Abstract: A valve actuator that moves in a catheter assembly between a first position where a valve is closed and a second position where the valve is open, the valve actuator including a shaft portion at a distal end of the valve actuator that is configured to pierce the valve, a mating portion at a proximal end of the valve actuator that is configured to engage a Luer device, a diameter reduction region that connects the shaft portion and the mating portion, and a plurality of windows that extend through the valve actuator for flushing fluid, the plurality of windows being disposed in the diameter reduction region, wherein each of the plurality of windows does not extend a full length of the diameter reduction region.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: March 19, 2024
    Assignee: Becton, Dickinson and Company
    Inventors: Weston Harding, Siddarth Shevgoor, Lawrence Trainer, Yiping Ma, Sivaramakrishnan Balasubramanian, Patrick Downie, Jon Burkholz, Shawn Isaacson, Jeff O'Bryan
  • Patent number: 11918796
    Abstract: A syringe adapter includes a housing having a first end and a second end positioned opposite the first end, with the housing defining a passageway, and a connector body having a first end and a second end positioned opposite the first end, with the connector body having a connection member configured to be secured to a mating connector. One of the housing and the connector body includes a tab and the other of the housing and the connector body defines a channel that receives the tab, with the connector body movable relative to the housing between a first position where the connector body is restricted from rotating relative to the housing in a first rotational direction and free to rotate relative to the housing in a second rotational direction, and a second position where the connector body is free to rotate in the first and second rotational directions.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: March 5, 2024
    Assignee: Becton Dickinson and Company Limited
    Inventors: Jayeon Kim, Christopher Lee
  • Patent number: 11904077
    Abstract: A breastpump for expressing human breastmilk includes a multipart hygiene module having a first part with a flow opening for connecting to a interior, a valve body with at least one valve and a second part with a rigid cup for forming a pump chamber. The valve body is arranged between the first and second part and the hygiene module as a whole is connectable to the housing of the breastpump in a sealing and detachable manner.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: February 20, 2024
    Assignee: MEDELA HOLDING AG
    Inventors: André Schlienger, Sebastian Höner, Mario Rigert, Armin Felber, Marco Steiner
  • Patent number: 11896787
    Abstract: A catheter assembly may include a catheter hub and a catheter tube, which may extend distally from the catheter hub. The catheter assembly may include a push tab and one or more ribs extending outwardly from an upper portion of the catheter hub. The ribs may be shorter in height than the push tab and proximal to the push tab. A needle assembly may include a needle hub, an introducer needle extending distally from the needle hub and through the catheter tube, and a grip coupled to the needle hub. The grip may include a face disposed outwardly from the push tab and the ribs. A grip of a user may contact the push tab, the ribs, and the face to reduce rotation between the catheter hub and the needle hub in response to distal advancement of the catheter hub.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: February 13, 2024
    Assignee: Becton, Dickinson and Company
    Inventors: Marty Stout, Mohankumar Natesan
  • Patent number: 11878156
    Abstract: An injection device for injecting medicament in a patient includes a syringe coupled to a housing and radially retained by a retaining rib. A needle guard is slideably coupled to the housing and spring biased in a distal direction by a return spring. A ram is slideably coupled to the housing and spring biased in the distal direction by a main spring. An initial position is defined by a retaining arm being disposed in the longitudinal path of the ram preventing firing. A released position is defined by the retaining arm being clear from the longitudinal path of the ram allowing the ram to extend distally. A locked position is defined by the retaining arm being disposed in the longitudinal path of the ram and a lock arm of the ram being disposed in the longitudinal path of the needle guard preventing the needle guard from being retracted.
    Type: Grant
    Filed: February 4, 2020
    Date of Patent: January 23, 2024
    Assignee: ANTARES PHARMA, INC.
    Inventors: John Pierre Mehawej, Bryan James Sarkinen
  • Patent number: 11865274
    Abstract: A pediatric catheter system may include a catheter adapter having a distal end, a proximal end, and a lumen extending therebetween. The lumen may include an upper surface and a lower surface with an adhesive coupled to the lower surface. The system may include a plurality of wings that extend outwardly from the catheter adapter. The plurality of wings may be configured to fold upwardly. The system may include a catheter cannula extending distally from the catheter adapter. The system may include a needle hub removably coupled to a proximal end of the catheter adapter and an introducer needle extending through the catheter tube. A proximal end of the introducer needle may be secured within the needle hub.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: January 9, 2024
    Assignee: Becton, Dickinson and Company
    Inventors: Mohankumar Natesan, Ong Xue Guang John
  • Patent number: 11857751
    Abstract: A closure assembly for a medical dispenser having tamper evident characteristics including a flexible tip cap dimensioned to be independently used with different sized medical dispensers. The tip cap is operatively disposed in enclosing relation to a discharge port of the medical dispenser and a retainer is disposed in surrounding relation to said tip cap concurrent to the operative disposition thereof relative to the discharge port. The retainer includes a clamping structure disposed in clamping relation to an exterior of said tip cap, wherein the clamping relation disposes the interior of the tip cap into fluid sealing engagement with the discharge port. After removal of the discharge port, reinsertion thereof is prevented by deformation of the tip cap into an insertion blocking concurrent to maintenance the clamping relation.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: January 2, 2024
    Assignee: INTERNATIONAL MEDICAL INDUSTRIES INC.
    Inventor: Patrick Vitello
  • Patent number: 11850381
    Abstract: An intravenous therapy system may include a housing to house an actuation hub, the actuation hub comprising; a needle hub operatively coupled to a needle to insert the needle into a patient's body; and a catheter hub operatively coupled to a catheter to insert the catheter into a patient's body, the catheter being formed coaxially with an outer surface of the needle; and an inflatable bladder formed along a length of the catheter to maintain the catheter in the patient's body.
    Type: Grant
    Filed: January 15, 2020
    Date of Patent: December 26, 2023
    Assignee: Becton, Dickinson and Company
    Inventors: Joseph Spataro, Kathryn Willybiro, Huy Tran, Yiping Ma, Bart D. Peterson, Jeffrey C. O'Bryan, Jonathan Karl Burkholz
  • Patent number: 11850377
    Abstract: Needle devices having a component that provides the function of fixing a valve in a standard diameter sized catheter hub, the valve and/or the component provide or provides a proximally directed axial force for returning the valve opener from a distal position within the catheter hub to a proximal position within the catheter hub when a male Luer is disconnected from the catheter hub. Various components can be located inside a single hub body catheter hub that can restrict fluid flow, allow actuation to permit fluid flow, prevent needlestick injuries, and combinations thereof.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: December 26, 2023
    Assignee: B. Braun Melsungen AG
    Inventors: Kevin Woehr, Chee Mun Phang
  • Patent number: 11839724
    Abstract: A catheter assembly may include an introducer needle coupled to a needle hub, an intermediate member having a contact surface, a resilient member, and a ramp member. The resilient member may be coupled to one of the needle hub and the intermediate member. The ramp member may be coupled to the other one of the needle hub and the intermediate member. The resilient member may engage a ramp surface of the ramp member and impart a force on the intermediate member in a distal direction. The contact surface of the intermediate member may engage a proximal surface of a catheter adapter body and urge the catheter adapter body in the distal direction such that a catheter projecting from the catheter adapter body may be translated in the distal direction relative to the introducer needle.
    Type: Grant
    Filed: September 9, 2022
    Date of Patent: December 12, 2023
    Assignee: Becton, Dickinson and Company
    Inventor: Derek Alan Jewell
  • Patent number: 11826526
    Abstract: Disclosed is a two-step rapid insertion central catheter (“RICC”) system that can include an introducer placement system, a docking station and a catheter placement system. The introducer placement system can place an introducer within a vasculature, which is supported by a docking station that detaches from a distal end of the introducer placement system. A catheter placement system can be configured to couple with the docking station, and a catheter can be advanced through the introducer into the vasculature. The introducer can then be split and retracted before the catheter placement system disengages the docking station. The docking station can be configured to split and disengage from the catheter. The RICC system can include a guidewire hub to prevent guidewire embolisms, collapsible sterile barriers to prevent contamination, and locking features to prevent premature advancement of guidewires, dilators and the like.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: November 28, 2023
    Assignee: Bard Access Systems, Inc.
    Inventors: Glade H. Howell, Zachary S. Hastings, Kent Diasabeygunawardena, Jon B. Taylor, Taylor C. Tobin, Jacquelyn N. Phelps, Daniel Hamilton
  • Patent number: 11819643
    Abstract: A device for one-handed insertion of a hollow needle and a guidewire includes a grip, an actuator carriage, a wire guide feed mount, a wire feed surface, and a plunger with a guidewire passage colinear with the needle. The actuator carriage has a trigger and is coupled with the plunger. The wire guide feed mount is mounted on the actuator carriage and has a guide fitting that couples with the plunger and directs the guidewire through the plunger. When the grip is engaged by one hand, a digit of the hand can advance the guidewire through the plunger by engaging the guidewire between the digit and the wire feed surface, sensing a degree of resistance encountered by a tip of the guidewire, with another digit of the hand urging the trigger and drawing the plunger rearwardly and/or forwardly, while the hand continues to engage the grip.
    Type: Grant
    Filed: January 7, 2022
    Date of Patent: November 21, 2023
    Assignee: EVA INNOVATIONS, INC.
    Inventors: Daniel B. Stone, Jeffrey A. Panozzo
  • Patent number: 11793974
    Abstract: Fixation devices are disclosed herein that can be used to secure to a catheter. The fixation devices include a body having a central bore extending therethrough to receive a catheter and at least one end having a tapered profile tapering inwardly a distal edge thereof. The body can include an expanded intermediate portion, such as one or more bulbous portions. The fixation devices can also include suture openings or grooves to secure the devices to tissue.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: October 24, 2023
    Assignee: ALCYONE THERAPEUTICS, INC.
    Inventors: P J Anand, Deep Arjun Singh, Andrew East, Thomas T. Washburn, Rahul Veetekat, Nicole Bettè, Chris Fleege, Matthew J. Lapinski, Burt Raymond
  • Patent number: 11793984
    Abstract: A vascular access system may include a catheter assembly, which may include a catheter hub and a catheter extending distally from the catheter hub. The vascular access system may include an instrument advancement device coupled to the catheter assembly. The instrument advancement device may include a vascular access instrument. The vascular access instrument may include a coil formed by a flat wire wound around an axis into multiple loops. The instrument advancement device may be configured to advance the vascular access instrument from a retracted position to an advanced position beyond a distal end of the catheter. The distal end of the catheter may include a distal opening. The coil may extend through the distal opening of the catheter in response to the vascular access instrument being in the advanced position.
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: October 24, 2023
    Assignee: Becton, Dickinson and Company
    Inventor: Olivia Hu
  • Patent number: 11759606
    Abstract: An introducer extension with an extended, gradually curved section outside of the body enables a clinician to use an access site positioned across the body of that patient. An optional flexible or extendable section of the introducer extension allows a clinician to customize the shape of the introducer extension to a particular patient or clinician preference. The introducer extension includes a tubular sidewall extending along a longitudinal axis from a proximal end of the introducer extension to a distal end of the introducer extension and defining a lumen extending along the longitudinal axis. The tubular sidewall is configured to define a curved configuration having at least one curve between the proximal end and the distal end. The distal end is configured to couple to an introducer sheath. The lumen is configured to allow passage of a medical device.
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: September 19, 2023
    Assignee: Medtronic Vascular, Inc.
    Inventors: Kelsey Sandquist, Suruchi Anand, Dishuan Chu, Todd Grodrian, Kelsey K. Kam, Venmathi Gunasekaran
  • Patent number: 11752306
    Abstract: A low-profile universal passive protector for an IV catheter includes a connector having a tubular body and a pair of arms pivotally connected thereto. The tubular body defines an end face and the connector includes a cavity extending from the end face. An elongate sheath is snap engageable to the tubular body. A spring is insertable within the connector cavity to extend between at least one of the pair of arms and the elongate sheath when received within the cavity. A slider is moveably coupled to the sheath. The slider includes a flashback chamber formed therein. A hypodermic needle is connected to the slider and is in fluid communication with the flashback chamber. The slider is moveable along the sheath between a first position and a second position, with the hypodermic needle being drawn into the sheath as the slider moves from the first position toward the second position.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: September 12, 2023
    Assignee: Luther Needlesafe Products, LLC
    Inventors: Joseph G. Antonucci, Joseph B. Antonucci, Philip J. Antonucci, John Muri, Jeff Alan Burke, Daniel Jason Velasco, Joshua Alexander Sparks, Kevin Martin Magrini
  • Patent number: 11730863
    Abstract: An antimicrobial catheter assembly can include a hub, a catheter tube connected to the hub, at least one extension leg connected to the hub, and a non-eluting antimicrobial coating on an internal or external surface of the catheter assembly. The hub includes at least one hub lumen defining a corresponding hub portion of a fluid pathway through the catheter assembly. The catheter tube includes at least one catheter-tube lumen defining a corresponding catheter-tube portion of the fluid pathway through the catheter assembly. The extension leg can include an extension-leg lumen defining a corresponding extension-leg portion of the fluid pathway through the catheter assembly. The antimicrobial coating can include a copper-based layer between a corrosion-preventing layer and the internal or external surface of the catheter assembly, an adhesion-promoting layer between the copper-based layer and the internal or external surface of the catheter assembly, or a combination thereof.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: August 22, 2023
    Assignee: C. R. Bard, Inc.
    Inventors: Gidon Ofek, Giridhar Thiagarajan