Patents Examined by Ariana Zimbouski
  • Patent number: 11458237
    Abstract: A blood purification apparatus that detects dislodgement of a puncture needle is provided. The apparatus includes an arterial electrode, a venous electrode, a power source capable of causing a current to flow through an arterial puncture needle and a venous puncture needle that are stuck in a patient, a body-surface electrode closely attached to a body surface of the patient, a detection device capable of acquiring a heart rate of the patient in accordance with an electrical signal detected by the body-surface electrode, a monitoring device capable of monitoring in real time the current flowing through the arterial electrode or the venous electrode and a change in an impedance in a body of the patient that is detected by the detection device, and an identifying device capable of identifying a dislodged state where the arterial puncture needle or the venous puncture needle is dislodged from the patient, in accordance with the change in the impedance that is an object of monitoring by the monitoring device.
    Type: Grant
    Filed: October 9, 2019
    Date of Patent: October 4, 2022
    Assignee: Nikkiso Company Limited
    Inventors: Hitoshi Goto, Kunihiko Akita, Masahiro Toyoda
  • Patent number: 11452809
    Abstract: In an example is a system for providing treatment to a tissue site. The system may include a tissue interface for transporting fluid to the tissue site. The system may further include a cover for providing a sealed space including the tissue interface. The system may further include a negative-pressure source fluidly coupled to the tissue interface and providing negative pressure. The system may further include a hyperoxic fluid source fluidly coupled to the tissue interface and providing a hyperoxic fluid. The system may further include a controller for controlling the negative pressure and the hyperoxic fluid so as to maintain the sealed space at a negative pressure while the hyperoxic fluid is provided to the sealed space.
    Type: Grant
    Filed: February 21, 2018
    Date of Patent: September 27, 2022
    Assignee: KCl Licensing, Inc.
    Inventors: Justin Alexander Long, Christopher Brian Locke, Timothy Mark Robinson, Richard Daniel John Coulthard
  • Patent number: 11452808
    Abstract: Devices and methods for collecting and sensing fluid flow are provided.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: September 27, 2022
    Inventors: Robert Gordon Maurice Selby, Arnau Perdigo-Oliveras, Roderick Marcus Van Den Bergh
  • Patent number: 11419966
    Abstract: A system includes a device having a blood side, a solution side, and a semipermeable membrane structurally configured for diffusion of one or more solutes therethrough. The system also includes a first extracorporeal circuit having one or more first fluid connectors for connecting the blood side of the device to the vascular system of a first animal, a second extracorporeal circuit including one or more second fluid connectors for connecting the solution side of the device to the vascular system of a second animal, a first pump in fluid communication with at least one of the first and second extracorporeal circuits, and a driver mechanically coupled to the first pump, the driver configured to drive the first pump using energy from an energy source.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: August 23, 2022
    Assignee: Fresenius Medical Care Holdings, Inc.
    Inventors: Peter Kotanko, Stephan Thijssen
  • Patent number: 11419984
    Abstract: A reservoir for a liquid medicament is described. The reservoir includes a first boundary portion and a second boundary portion forming a cavity to receive the medicament. The first boundary portion is substantially opaque and flexible. The second boundary portion is substantially transparent and rigid.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: August 23, 2022
    Assignee: Sanofi-Aventis Deutschland GMBH
    Inventors: Michael Schabbach, Daniel Wagner, Daniel Auernhammer, Pierre-Alain Weiss, Klaus Schepers, Horst Mischo
  • Patent number: 11406533
    Abstract: Glaucoma treatment devices are disclosed. In various example, the glaucoma treatment devices include multiple microporous layers arranged together to form a microporous body configured to help facilitate evacuation of fluid from a fluid-filled body cavity, and reabsorption of the evacuated aqueous humor by the body through tissue surrounding the glaucoma treatment device. In some examples, the glaucoma treatment device includes one or more portions configured to resist cellular ingrowth, and one or more portions configured to permit cellular ingrowth.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: August 9, 2022
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Peter J. Roeber, Jeffrey C. Towler
  • Patent number: 11399978
    Abstract: A free jet dosage system serves for administering a fluid into an eye. The free jet dosage system includes a micropump having an inlet and an outlet, the micropump being configured to transfer the fluid from the inlet to the outlet and to dispense the fluid at the outlet to the eye as a free jet. The free jet dosage system further includes a sensor configured to sense the eye and to controller a control, and a micropump, wherein the controller is configured to activate the micropump as soon as the eye is sensed by the sensor.
    Type: Grant
    Filed: December 8, 2016
    Date of Patent: August 2, 2022
    Assignee: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
    Inventors: Martin Richter, Axel Wille, Christian Wald
  • Patent number: 11389580
    Abstract: A blood reservoir may be used in combination with other elements such as a heart lung machine (HLM), oxygenator, heat exchanger, arterial filter and the like to form an extracorporeal blood circuit that may be employed in a procedure such as a bypass procedure. The blood reservoir may be configured to receive, filter and store blood from a number of sources including vent blood (from within the heart), venous blood (from a major vein), purge blood (from a sampling line) and cardiotomy or suction blood (from the surgical field).
    Type: Grant
    Filed: February 12, 2019
    Date of Patent: July 19, 2022
    Assignee: Sorin Group Italia S.r.l.
    Inventors: Claudio Silvestri, Gabriele Tommasi
  • Patent number: 11369725
    Abstract: A deaerating device set allows a priming circuit to be deaerated fully automatically using a deaerating unit and a priming control unit, a priming liquid container and preferably a priming pump or a priming compressor. A blood pump is operated in a pulsatile manner during the pumping of a priming fluid.
    Type: Grant
    Filed: February 16, 2017
    Date of Patent: June 28, 2022
    Assignee: Xenios AG
    Inventors: Sven Filipon, Ozan Wagner
  • Patent number: 11364335
    Abstract: A fill adapter system for an infusion pump assembly. The system includes a reusable fill adapter base, the base including a volume control mechanism to adjust an available fill volume of a reservoir of the infusion pump assembly and a pump mechanism configured to pump air into a fluid vial.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: June 21, 2022
    Assignee: DEKA Products Limited Partnership
    Inventors: Richard J. Lanigan, Bright Chong Khuang Foo, Dean Kamen
  • Patent number: 11364175
    Abstract: The invention relates in particular to a device (100) for collecting a sample of a liquid in a container, characterized in that it has: a housing (10) with a longitudinal axis (AL); a component (20, 20?, 20?) comprising: a body (26) provided with at least one channel (21) having a proximal end (21p) and a distal end (21d); a receptacle (24) fixed with respect to the body (26) and situated in the continuation of the proximal end (21p) of said at least one channel (21), said component (20) being mounted rotatably with respect to the housing (10) about the longitudinal axis of this housing (10) between a closure position, in which the distal end (21d) of said at least one channel (21) is closed by the housing (10), and an open position, in which the distal end (21d) of said at least one channel (21) is able to establish a fluidic communication with the container; and an elastic valve (30) housed in the receptacle (24).
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: June 21, 2022
    Assignee: Virbac
    Inventors: Laurie Labroc, Michel Robin, Daniel Aneas
  • Patent number: 11364375
    Abstract: The invention relates to a medical treatment apparatus comprising a tube set 20, a peristaltic pump 6 for conveying fluid, and a monitoring apparatus 15 for monitoring the occlusion of the positive displacement elements 13A, 13B of the peristaltic pump. In addition, the invention relates to a tube set 20 for a medical treatment apparatus, and to a method for monitoring the occlusion of the occlusion elements of a peristaltic pump for conveying a fluid for a medical treatment apparatus. The invention is based on the fact that the occlusion of the positive displacement elements 13A, 13B of the peristaltic pump 6 is monitored in order to monitor the fluid flow in the hose line 5.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: June 21, 2022
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Alexander Heide, Arne Peters, Dejan Nikolic
  • Patent number: 11351091
    Abstract: An adapter assembly for establishing bidirectional fluid connection between a cartridge and a vial includes a housing having an open first end adapted to engage the cartridge and a second open end adapted to engage the vial. The adapter includes a needle assembly having a first tip and a second tip, with the needle assembly disposed within the housing and at least partially supported by a needle holder. The needle assembly is movable relative to the housing from an initial position in which the first and second tip are isolated from the cartridge and vial, to an end of use position, in which first tip is engaged with the vial and the second tip is engaged with the cartridge, establishing fluid communication therebetween. The needle assembly is maintained in the initial position by a locking structure which is released by rotationally advancing the needle holder relative to the housing.
    Type: Grant
    Filed: January 2, 2019
    Date of Patent: June 7, 2022
    Assignee: Becton, Dickinson and Company
    Inventors: Haiming Wu, Richard A. Cronenberg
  • Patent number: 11324662
    Abstract: The present disclosure relates to arrangements for attaching an RFID tag to a liquid container, and particularly to a blood components container. The RFID tag may be inserted in an enclosure, such as peel tab, or in a sealed cup attached to a container port. The tag could alternately be embedded in a molded plug or component attached to a port. The RFID antenna could be painted or stamped on the surface of the container. Or the tag could be inserted into the container to float freely in the liquid components. The RFID source may be secured around the neck of a rigid or semi-rigid container, attached with a tether or attached to a connector assembled in association with a blood component or other fluid flow path.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: May 10, 2022
    Assignee: Fenwal, Inc.
    Inventors: Christine Larson, Bryan Blickhan, Carlos Calderon, Daniel Lynn, Senan Ozbag, W. Timothy Watts, Daryl R. Calhoun
  • Patent number: 11311704
    Abstract: An externally programmable shunt valve assembly that includes a magnetic rotor that is operable in response to an externally applied magnetic field and configured to increase or decrease the working pressure of the shunt valve assembly in finite increments.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: April 26, 2022
    Assignee: CEREDYN BIOTECHNOLOGY LLC
    Inventor: Carlos A. Hakim
  • Patent number: 11298260
    Abstract: Devices for providing thermal therapy to the perineal and rectal areas of a patient are described. The device is particularly useful for containing gushing lochia flow. Different embodiments of the device can be used to provide either hot or cold therapy to the patient. The inventive thermal pack of the current invention comprises a thermal pouch, pad and a backing layer.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: April 12, 2022
    Assignee: ALLEGIANCE CORPORATION
    Inventors: Walter H Isaac, Varsha Kalyankar, Nichole L Wilhelm, Andrew T Nikolai, Hallie M Schmidt, Taylor Marohl, Aaron Dederich
  • Patent number: 11285040
    Abstract: Controllers for dry eye treatment apparatus and methods are described herein which generally comprise a patch or strip affixed to the skin of the upper and/or lower eyelids to deliver heat to the one or more meibomian glands contained within the underlying skin. The treatment strip or strips include one or more strips configured to adhere to an underlying region of skin in proximity to one or both eyes of a subject such that the one or more strips allow for the subject to blink naturally without restriction from the one or more patches. A controller is in communication with the one or more strips and is programmable to monitor a temperature of the one or more strips to provide a treatment therapy above a threshold temperature. Additionally forceps for mechanically expressing the Meibomian glands may be included with the strips and/or controller.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: March 29, 2022
    Assignee: Sight Sciences, Inc.
    Inventors: Paul Badawi, David Badawi, Scott Harshman, Daniel O'Keeffe
  • Patent number: 11285293
    Abstract: A device disclosed herein includes a tubular member which is flexible and configured to receive ultraviolet (UV) light from a UV illumination coupler. The tubular member contains a lumen defining a longitudinal interior space within the tubular member, a tubular body bounded by an inner wall defining an outer boundary of the lumen and an outer wall defining an outer surface of the tubular member, at least one optical fiber disposed outside of the interior space not parallel to an axis of the lumen and adapted to receive the UV light from the UV illumination coupler, and a protective component adapted to prevent substantively all of the UV light emitted from the optical fiber from exiting the outer wall. Methods for producing and using such devices are also disclosed herein.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: March 29, 2022
    Assignees: University Of Maryland, Baltimore, THE UNITED STATES OF AMERICA AS REPRESENTED BY THE DEPARTMENT OF VETERANS AFFAIRS
    Inventors: Cha-Min Tang, Paul E. Bigeleisen, Samuel M. Galvagno, Jr., Mark E. Shirtliff
  • Patent number: 11285080
    Abstract: A sampling port (10) has a generally cylindrical first portion (36), a generally cylindrical second portion (34) with a smaller diameter than the first portion (36) and a guide member (66) that rotates about a hinge (56) to extend into the second portion (34) to reduce the effective diameter of the second portion (34). The guide member (66) and/or the second and/or first portions (34, 36) are shaped so that the guide member can extend further into the sampling port (10) than a simple cylindrical guide member rotating into simple cylindrical first and second portions.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: March 29, 2022
    Inventor: Chris Whelan
  • Patent number: 11278301
    Abstract: A rhinotillexis apparatus, devised for controlled insertion into a nasal cavity for collection and removal of mucus therefrom, includes a spatulate head member having a first surface and a second surface convergent at an anterior edge, a neck portion, a shield member, and a handle member for dexterous wielding in the hands of a user. The head member is tautly overlain with an absorbent layer. The shield member prevents over-insertion of the head member into the nasal cavity and shields a user's hands from contamination with mucus during use. Disposal of the apparatus after single-use decreases potential for cross-contamination.
    Type: Grant
    Filed: May 17, 2017
    Date of Patent: March 22, 2022
    Inventor: Ronnie Anderson, Jr.