Patents Examined by Dirk R Bass
  • Patent number: 12383649
    Abstract: A safe disposal machine for peritoneal dialysis liquid waste comprises a box main body, with ultraviolet lamps for box internal disinfection provided at the top of the box's interior, a weighing device for peritoneal dialysis liquid waste weighing provided at the top of a filter plate, a placing and cutting device for drainage bag cutting provided at the top of the weighing device, and a flushing and disinfection device for drainage bag disinfection provided in the box. The invention can weigh the drainage bag, facilitating the recording of the peritoneal dialysis ultrafiltration volume for patients; the placing and cutting device can take down the weighed drainage bag, and simultaneously cut the drainage bag into a cross shape to pull outwards; the drainage bag capable of inner-side turning over can facilitate the complete washing through flushing and disinfection device, to avoid the residual liquid waste endangering others and the environment.
    Type: Grant
    Filed: March 20, 2023
    Date of Patent: August 12, 2025
    Inventors: Lingcang Xu, Haixue Lin, Fangfang Zhou, Qun Luo, Beixia Zhu, Congping Xue, Meng Li, Zhiwei Dai, Qilin Sheng
  • Patent number: 12377387
    Abstract: A device for filtering and separating pressurized liquid mixtures by means of a membrane includes a substantially pressure-tight container in which the membranes are accommodated in a pressure-tight manner. The container has at least one intake for the mixture, as well as at least one outlet for the permeate separated from the mixture by means of the membranes, and at least one outlet for the retentate, also referred to as a concentrate. The pressure-tight container is made of plastic.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: August 5, 2025
    Assignee: R.T.S. ROCHEM TECHNICAL SERVICES GMBH
    Inventor: Ralf Faiga
  • Patent number: 12364796
    Abstract: An extracorporeal blood treatment apparatus comprises a blood treatment device (2), an extracorporeal blood circuit, a blood pump (8) configured to be coupled to a blood withdrawal line (6) of the extracorporeal blood circuit. A closed fluid line (10) is connected to an inlet port (4a) and to an outlet port (4b) of a fluid chamber (4) of the blood treatment device (2), wherein the closed fluid line (10) together with the fluid chamber (4) forms a recirculation loop. An evacuation line (15) departs from the closed fluid line (10). A warming device (13) and a recirculation pump (17) are coupled or configured to be coupled to the closed fluid line (10). At least one temperature sensor (22) is operative on the extracorporeal blood circuit and it is configured to sense a blood temperature (Tb).
    Type: Grant
    Filed: July 26, 2022
    Date of Patent: July 22, 2025
    Assignee: Gambro Lundia AB
    Inventor: Dominique Pouchoulin
  • Patent number: 12344542
    Abstract: Disclosed are methods and devices that are useful for processing wastewater, such as stormwater runoff, greywater, blackwater and combinations thereof. In some embodiments of the devices, water is drawn from relatively deep in a microbial processing container, aerated with a Venturi air pump, and subsequently expelled to a relatively shallow part of the microbial processing container.
    Type: Grant
    Filed: August 22, 2021
    Date of Patent: July 1, 2025
    Assignee: Ariel Scientific Innovations Ltd.
    Inventors: Yaakov Anker, Alexander Gimburg
  • Patent number: 12343463
    Abstract: A blood filtering machine having a blood circuit, which has a plurality of ducts made of a transparent material, and a measuring system, which has a plurality of optical sensors coupled to respective ducts. Each optical sensor has a reading window placed in a point of the respective duct, a light emitter and a light receiver. The measuring system comprises one single spectrometer, an optical mixer comprising a plurality of inputs, each connected to the light receiver of a respective one of the optical sensors, and an output, which is connected to an input of the spectrometer, and a control unit is configured to activate the light emitter of one optical sensor at a time so as to measure a parameter of one organic fluid at a time.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: July 1, 2025
    Assignee: MEDICA S.P.A.
    Inventors: Riccardo Molinari, Davide Bagnoli
  • Patent number: 12318523
    Abstract: The present disclosure relates to a method for identifying a type of filter, a class of filters, or a feature of a filter, wherein the filter includes a first filter compartment and a second filter compartment, which are separated by a filter medium. The method includes generating a pressure in a fluid on a first side of the filter medium via a first pressure source, measuring the pressure profile on the first side of the filter medium using a first pressure sensor as a first pressure profile and on the second side of the filter medium using a second pressure sensor as a second pressure profile, over time, evaluating both the first pressure profile and the second pressure profile to obtain an evaluation result, and assigning the filter to a type of filter, a class of filters, or identifying a feature of the filter.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: June 3, 2025
    Assignee: Fresenius Medical Care Deutschland GmbH
    Inventor: Nicolas Clemens Lippert
  • Patent number: 12319599
    Abstract: Disclosed herein is a liquid pod comprising a liquid composition comprising at least two of a Solvent A, a Solvent B, an Active, a Modifier, and an Adjuvant, wherein the water treatment liquid composition is disposed within a packet comprising a water-soluble polymer film.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: June 3, 2025
    Assignee: BIO-LAB, INC.
    Inventors: Curtis Sayre, Anjelica Swanson, John Weber, Jordan Wooten
  • Patent number: 12290624
    Abstract: An irradiation device includes a processing container including a first chamber, a second chamber and at least one narrow passage in fluid communication at a first end with the first chamber and at a second end with the second chamber, and a rotatable table on which the processing container is mounted, the table having a first state wherein the first chamber is disposed at a higher elevation than the second chamber, and a second state wherein the second chamber is disposed at a higher elevation than the first chamber. The irradiation device also includes ultraviolet (UV) light source disposed proximate to the narrow passage and configured to irradiate fluid passing through the narrow passage.
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: May 6, 2025
    Assignee: Fenwal, Inc.
    Inventor: James Madsen
  • Patent number: 12290621
    Abstract: An aspect of the disclosure relates to a dialysate regenerator, including: a purification means; at least one reversible retainer including an ion reservoir; a dialysate flow path including a dialysate inlet for receiving a dialysate, a dialysate outlet for dispensing the dialysate, the purification means and the at least one reversible retainer: a pump connected to the dialysate flow path and configured to generate a flow of the dialysate from the dialysate inlet via the reversible retainer and the purification means to the dialysate outlet, wherein a direction of the dialysate flow path through the reversible retainer is reversible.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: May 6, 2025
    Assignee: TEMASEK POLYTECHNIC
    Inventors: Christian Gert Bluechel, Cathy Padua Sagun, Puay Meng Tang, Liutong Lin, I, Hua Zhang, Keng Hong Lee
  • Patent number: 12290623
    Abstract: An extracorporeal blood treatment device and method for priming and rinsing an extracorporeal blood treatment device. The extracorporeal blood treatment device includes an extracorporeal circuit, a dialyzer, and a dialyzing liquid circuit. The extracorporeal blood treatment device is configured for priming and rinsing the extracorporeal circuit, dialyzer and dialyzing liquid circuit. An arterial section and a venous section of the extracorporeal circuit are connected by a connector device. A control unit of the extracorporeal blood treatment device is configured to control the priming such that a liquid is supplied from the dialyzing liquid circuit via the dialyzer to the extracorporeal circuit and to control the rinsing such that it occurs via a created pressure difference between the extracorporeal circuit and the dialyzing liquid circuit for causing a liquid transfer via the dialyzer, in particular from the extracorporeal circuit to the dialyzing liquid circuit.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: May 6, 2025
    Assignee: B. Braun Avitum AG
    Inventor: André Wagner
  • Patent number: 12285552
    Abstract: The invention relates to devices, systems, and methods for preforming a precision dialysis therapy session based on an analysis of an effluent from a zirconium phosphate sorbent module during an ammonium removal process. The settings for the precision dialysis therapy session can be obtained by estimating a patient's physiological state, such as BUN level, based on the analysis of the effluent for a particular sorbent module linked to a particular patient.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: April 29, 2025
    Assignee: Mozarc Medical US LLC
    Inventors: Bryant J. Pudil, Christopher M. Hobot, Martin T. Gerber
  • Patent number: 12280191
    Abstract: Systems and methods for renal insufficiency treatment that include identifying and associating a solution container with a container support in the systems and methods are described herein. The systems and methods may associate an identified solution with an identified container support and verify compatibility of that combination with a selected treatment to reduce the likelihood for errors during setup and use of the systems and methods.
    Type: Grant
    Filed: February 10, 2021
    Date of Patent: April 22, 2025
    Assignee: Gambro Lundia AB
    Inventors: Steve Bernard, Timothy Nadolski, John J. O'Mahony
  • Patent number: 12274820
    Abstract: A method for regenerating an adsorber which has a porous body and does not have an enzyme includes a dialysis step, in which the adsorber is connected to a dialysate circulation unit to cause uremic substances within a dialysate to be adsorbed onto the adsorber, and a regenerating step, in which the uremic substances which are adsorbed on the adsorber are desorbed by regenerating water that flows in a regenerating water flow unit. A dialysis system is equipped with the dialysate circulation unit, the adsorber, which is connected to the dialysate circulation unit, and the regenerating water flow unit. The regenerating water flow unit is connectable to the adsorber.
    Type: Grant
    Filed: January 24, 2023
    Date of Patent: April 15, 2025
    Assignee: Nikkiso Co., Ltd.
    Inventors: Masato Fujiwara, Hiroshi Nimura, Takayoshi Yokoyama
  • Patent number: 12269759
    Abstract: According to an aspect of the present invention, there is provided a resin chamber containing an ion-exchange water-softening resin, the resin chamber having an inlet connectable to a source of softenable water under pressure, and the resin chamber having an outlet for discharging softened water, and a mixer for mixing the fluid in the resin chamber, wherein the mixer includes an agitator capable of rotating to agitate the fluid; and a drive for the mixer to cause the agitator to rotate.
    Type: Grant
    Filed: March 27, 2024
    Date of Patent: April 8, 2025
    Inventor: Gilles Hughes
  • Patent number: 12264088
    Abstract: A water savings system and method for reducing the amount of water needed for adiabatic cooling including the use of a softener and a reverse osmosis device, in which tap water, softened if necessary, is delivered to a reverse osmosis device and softened water alone, reverse osmosis reject water, or softened water combined with reverse osmosis reject water is delivered to spray nozzles for cooling, and reverse osmosis pure water is stored and used periodically to flush the coils to inhibit and/or prevent corrosion from dissolved salts and other solids in the spray water.
    Type: Grant
    Filed: June 20, 2023
    Date of Patent: April 1, 2025
    Assignee: Evapco, Inc.
    Inventors: John W. Lane, Davey J. Vadder
  • Patent number: 12265077
    Abstract: A method for separating particles in a biofluid includes pretreating the biofluid by introducing an additive, flowing the pretreated biofluid through a microfluidic separation channel, and applying acoustic energy to the microfluidic separation channel. A system for microfluidic separation, capable of separating target particles from non-target particles in a biofluid includes at least one microfluidic separation channel, a source of biofluid, a source of additive, and at least one acoustic transducer coupled to the microfluidic separation channel. A kit for microfluidic particle separation includes a microfluidic separation channel connected to an acoustic transducer, a source of an additive, and instructions for use.
    Type: Grant
    Filed: October 23, 2019
    Date of Patent: April 1, 2025
    Assignee: The Charles Stark Draper Laboratory, Inc.
    Inventors: Jason O. Fiering, Kenneth T. Kotz
  • Patent number: 12251693
    Abstract: A composite ion exchange membrane comprising components (a) and (b): (a) a membrane layer comprising ionic groups, two opposing surfaces and optionally a porous support; (b) a layer comprising sulpho groups bound to at least one of the at least two opposing surfaces of the membrane layer (a); wherein the layer comprising sulpho groups has a thickness of less than 100 nm and the composite ion exchange membrane has a surface zeta potential of 0 to ?7.5 mV.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: March 18, 2025
    Assignees: Fujifilm Manufacturing Europe B.V., Fujifilm Corporation
    Inventors: Abdulsalam Alhadidi, Elisa Huerta Martinez
  • Patent number: 12251504
    Abstract: The disclosure relates to a dialysis system comprising a dialysate side and a blood side. In particular, and for example, in some embodiments, a dialysis system is provided and comprises a dialyzer including and a blood filter configured to divide the dialyzer and dialysis system into a blood side and a dialysate side. The blood side includes a blood circuit comprising a blood pump, a blood removal line, a blood return line, and a blood return line valve (BRV). The blood removal line and blood return line converge to a single venous access line in blood communication with a patient. The dialysate side includes a dialysate fluid circuit comprising first and second pump chambers each having a plurality of respective valves configurable to enable or prevent fluid communication with both the dialyser side of the dialyser and a drain. Each of the first and second pump chambers are configurable, based on the configurations of the valves, to comprise a blood accumulation chamber.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: March 18, 2025
    Assignee: QUANTA DIALYSIS TECHNOLOGIES LTD.
    Inventor: Clive Buckberry
  • Patent number: 12251715
    Abstract: A centrifuge basket includes a support basket with a support base and a support wall circumferentially extending around a basket axis of the centrifuge basket. The support base and the support wall have a plurality of through openings with passage areas of at most 500 square millimeters, and a filter fabric which is arranged in the support basket and covers the support base and the support wall on the inside. The filter fabric includes, viewed in a cross-section through the centrifuge basket, a plurality of regions distributed over a circumference which are formed radially inwards with respect to a circular basic shape of the filter fabric.
    Type: Grant
    Filed: February 7, 2022
    Date of Patent: March 18, 2025
    Assignee: WMV Apparatebau GmbH
    Inventor: Juergen Mueller
  • Patent number: 12246979
    Abstract: A method and system of providing ultrapure water for semiconductor fabrication operations is provided. The water is treated by utilizing a free radical scavenging system. The free radical scavenging system can utilize actinic radiation with a free radical precursor compound, such as ammonium persulfate. The ultrapure water may be further treated by utilizing ion exchange media and degasification apparatus. A control system can be utilized to regulate a continuously variable intensity of the actinic radiation.
    Type: Grant
    Filed: June 5, 2023
    Date of Patent: March 11, 2025
    Assignee: Evoqua Water Technologies LLC
    Inventors: Christopher Hall, Bruce Lee Coulter