Patents Examined by Philip R Wiest
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Patent number: 12083035Abstract: The present invention provides devices for collection of stool or fecal discharge. In an embodiment said device comprising a retaining component configured for deployment within a subject's rectum and having an annular cross-section, said annular cross-section of the retaining component forming a fluid inlet into an open end of a collection component affixed to said retaining component and forming a receptacle for matter discharged from a subject's rectum.Type: GrantFiled: January 22, 2020Date of Patent: September 10, 2024Assignee: CM Technologies, Inc.Inventors: Amit Kumar Sharma, Nishith Chasmawala, John Everett Martin, Abhinav Ramani, Paul Thomas Hichwa
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Patent number: 12070542Abstract: A shunting system includes a housing through which blood flow is regulated when passing therethrough, for example, from the arterial side to the venous side of the circulatory system. The housing is easily separable into housing components, the separability providing for access to inner components including a blood filter, which is easily removable from a connector disc, the blood filter and connector disc held in place in the housing when the housing components are coupled.Type: GrantFiled: March 24, 2022Date of Patent: August 27, 2024Assignee: INSPIRE M.D LTD.Inventors: Justin McCarthy, Jesse Drake
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Patent number: 12053564Abstract: A lid that retains a pump tube which is elastic; a finger driving unit that is disposed facing the lid with the pump tube interposed therebetween, and that causes a plurality of fingers to sequentially move in the direction of contacting and separating from the lid; and a pump tube opening/closing mechanism that causes the finger driving unit to advance towards and retract from the lid, and that closes and opens the pump tube which is disposed between the fingers and the lid.Type: GrantFiled: August 27, 2019Date of Patent: August 6, 2024Assignee: NIKKISO CO., LTD.Inventors: Takayoshi Yokoyama, Masato Fujiwara, Hiroshi Nimura
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Patent number: 12053565Abstract: Described is a gas exchanger with a restriction element or elements to reduce gas exchange as desired to avoid hypo-capnia and hyper-oxygenation in small patients. The gas exchanger includes a gas exchanger housing with an outer wall and a core which defines an inner wall and having a blood inlet for receiving a blood supply and a blood outlet. The gas exchanger also includes: a hollow fiber bundle disposed within the housing between the core and the outer wall; and a gas inlet compartment for receiving an oxygen supply and directing the oxygen supply to first ends of the hollow fiber bundle, wherein the gas inlet compartment includes at least one restriction element configured to allow the oxygen supply to reach only a portion of the hollow fiber bundle.Type: GrantFiled: May 15, 2020Date of Patent: August 6, 2024Assignee: Sorin Group Italia S.r.l.Inventors: Adriano Mazzoli, Stefano Reggiani
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Patent number: 12048796Abstract: A method and apparatus for priming an extracorporeal blood system. The extracorporeal blood system includes an arterial blood line, a venous blood line, a pump segment for interaction with a peristaltic blood pump of the apparatus and a blood treatment unit. A port of the venous blood line is connected to a venous blood port of the blood treatment unit. A port of the arterial blood line is connected to an arterial blood port of the blood treatment unit. The extracorporeal blood system is connected to a reservoir containing priming liquid. The non-occluded extracorporeal blood system is subsequently filled with priming liquid and, after filling with priming liquid, the pump segment is automatically occluded by a blood pump.Type: GrantFiled: July 2, 2019Date of Patent: July 30, 2024Assignee: B. Braun Avitum AGInventors: Kai-Uwe Ritter, Sebastian Brögger
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Patent number: 12048642Abstract: A convex ostomy barrier for attaching an ostomy appliance to a peristomal skin surrounding a stoma includes a skin barrier formed from a skin friendly adhesive, an inlet opening for receiving a stoma, and a convex insert system arranged adjacent the skin barrier to provide a convex body-side contour of the convex ostomy barrier. The convex insert system includes a convex insert and a ring, which are configured to be assembled together to form the convex insert system.Type: GrantFiled: September 11, 2019Date of Patent: July 30, 2024Assignee: HOLLISTER INCORPORATEDInventor: Kenneth Nielsen
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Patent number: 12042593Abstract: Interventional procedures on the carotid arteries are performed through a transcervical access while retrograde blood flow is established from the internal carotid artery to a venous or external location. A system for use in accessing and treating a carotid artery includes an arterial access device, a shunt fluidly connected to the arterial access device, and a flow control assembly coupled to the shunt and adapted to regulate blood flow through the shunt between at least a first blood flow state and at least a second blood flow state. The flow control assembly includes one or more components that interact with the blood flow through the shunt.Type: GrantFiled: June 5, 2020Date of Patent: July 23, 2024Assignee: Silk Road Medical, Inc.Inventors: Enrique Criado, Tony M. Chou, Michi E. Garrison, Gregory M. Hyde, Alan Schaer, Richard Renati
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Patent number: 12042596Abstract: A mobile negative pressure wound therapy (NPWT) device is described having an inlet to be in fluid flow connection with a wound site; a canister in fluid flow connection with the inlet for collection of liquid from the wound site; a pump in fluid flow connection with the canister for establishing a negative pressure in the canister; a pressure sensor arranged to sense a pressure in the canister; and control circuitry for controlling operation of the NPWT device.Type: GrantFiled: May 24, 2021Date of Patent: July 23, 2024Assignee: Mölnlycke Health Care ABInventors: Alain Roux, Anders Hermansson, Stefan Kidborg
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Patent number: 12029839Abstract: Embodiments of the present disclosure provide a membrane oxygenator including an upper cover, a lower cover, a shell, and an oxygenation structure. Both ends of the shell are connected with the upper cover and the lower cover respectively. The oxygenation structure includes a mandrel, an oxygen pressure membrane, and a temperature-changing membrane, wherein an upper end of the mandrel enters a first blood path space of the upper cover, a lower end of the mandrel is opposite to a blood outlet of the lower cover, the oxygen pressure membrane is provided around the mandrel and connects a first gas path space and a second gas path space, and the temperature-changing membrane wraps around the oxygen pressure membrane. A gap is provided between the temperature-changing membrane and an inner wall of the shell. A blood inlet is provided on the shell near the upper cover.Type: GrantFiled: December 7, 2023Date of Patent: July 9, 2024Assignee: JIANGSU STMED TECHNOLOGY CO., LTD.Inventors: Ridong Liu, Peng Liu, Yujie Liu
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Patent number: 12023428Abstract: A blood treatment air purging system and method includes a level detector positioned and arranged to detect a low fluid level in a blood circuit indicating a high amount of air in the blood circuit; a blood pump operable with the blood circuit; a venous patient line of the blood circuit; and at least one blood circuit air vent valve, wherein the system and method are configured or programmed to (i) stop the blood pump, (ii) close the venous patient line, and (iii) open the at least one blood circuit air vent valve to atmosphere or a container when the low fluid level is detected, and (iv) run the blood pump to meter air through the at least one blood circuit air vent valve to atmosphere or the container.Type: GrantFiled: May 18, 2020Date of Patent: July 2, 2024Assignees: Baxter International Inc., Baxter Healthcare SAInventors: Thomas D. Kelly, Marc S. Minkus, Angelito A. Bernardo, William P. Burns, Robert W. Childers, Shincy J. Maliekkal, Matthew R. Muller, Justin B. Rohde, Michael E. Hogard
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Patent number: 12011557Abstract: Methods for treating hydrocephalus using a shunt, the shunt having one or more CSF intake openings in a distal portion, a valve disposed in a proximal portion of the shunt, and a lumen extending between the one or more CSF intake openings and the valve, the method comprises deploying the shunt in a body of a patient so that the distal portion of the shunt is at least partially disposed within a CP angle cistern, a body of the shunt is at least partially disposed within an IPS of the patient, and the proximal portion of the shunt is at least partially disposed within or proximate to a JV of the patient, wherein, after deployment of the shunt, CSF flows from the CP angle cistern to the JV via the shunt lumen at a flow rate in a range of 5 ml per hour to 15 ml per hour.Type: GrantFiled: August 20, 2020Date of Patent: June 18, 2024Assignee: CereVasc, Inc.Inventors: Carl Heilman, Adel M. Malek, David A. Rezac, Timothy W. Robinson, Joseph Ting
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Patent number: 12011528Abstract: The invention provides a blood treatment device comprising: a dialyser; an inlet pump assembly; an outlet pump assembly; and a control system. The inlet pump assembly configured to deliver a first volume of dialysate from a dialysate source to the dialyser in an inlet pump cycle having a dialysate delivery stroke. The outlet pump assembly configured to remove a second volume of dialysate from the dialyser and deliver the dialysate away from the dialyser in an outlet pump cycle having a dialysate removal stroke. The control system is configured to operate the inlet pump assembly in the inlet pump cycle, and configured to operate the outlet pump assembly in the outlet pump cycle. For each inlet pump cycle there is a corresponding outlet pump cycle, and each inlet pump assembly dialysate delivery stroke has a commencement time t1 and a termination time h, and each outlet pump assembly dialysate removal stroke has a commencement time t3 and a termination time t4.Type: GrantFiled: February 2, 2018Date of Patent: June 18, 2024Assignee: QUANTA DIALYSIS TECHNOLOGIES LTD.Inventors: Clive Buckberry, Keith Heyes, Eduardo Esser
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Patent number: 12005215Abstract: The application relates to a hydrocephalus valve for draining CSF from the ventricle systems of patients. The valve has a housing with a housing interior and at least one first passage for admission and/or discharge. The valve has at least one body provided in the housing interior. The body is designed to move in at least one direction. At least one adjusting unit is provided. The application aims to improve tried-and-tested existing valves. To achieve this, the adjusting unit is designed to adjust at least one drainage rate in the passage, and to allow the drainage rate to be adjusted between 1 ml per hour and 1000 ml per hour at a pressure at the hydrocephalus valve of 20 cm water column, in order to slow or accelerate, by means of this adjustment, a change in pressure in the ventricle system that results from the drainage.Type: GrantFiled: March 29, 2018Date of Patent: June 11, 2024Assignee: Christoph Miethke GmbH & Co KGInventor: Christoph Miethke
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Patent number: 11992637Abstract: Systems, catheters, and methods for accessing and treating along the central nervous system are disclosed. An example method may control operation of a pump of pump/filtration system to facilitate removing cerebrospinal fluid from a patient, filtering the cerebrospinal fluid with a filter module to remove waste product, and returning the filtered cerebrospinal fluid to the patient. Operation of the pump may be adjusted based on a value related to a measure sensed by a sensor in communication with a lumen carrying cerebrospinal fluid through the filtration system.Type: GrantFiled: July 2, 2019Date of Patent: May 28, 2024Assignee: MINNETRONIX NEURO, INC.Inventors: Susan Rosemary Campbell, Bejan Michael Darbandi, John Leonard Gohman, Blake Anthony Hedstrom, Jack Michael Mondry
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Patent number: 11980707Abstract: Described are embodiments that include methods and devices for separating components from multi-component fluids. Embodiments may involve use of separation vessels and movement of components into and out of separation vessels through ports. Embodiments may involve the separation of plasma from whole blood. Also described are embodiments that include methods and devices for positioning portions, e.g., loops, of disposables in medical devices. Embodiments may involve use of surfaces for automatically guiding loops to position them into a predetermined position.Type: GrantFiled: January 30, 2023Date of Patent: May 14, 2024Assignee: Terumo BCT, Inc.Inventors: Thomas J. Felt, Dennis J. Hlavinka, Brian M. Holmes
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Patent number: 11980566Abstract: The invention provides an apparatus for fecal management, comprising a device for collection of fecal discharge, and an insertion component. The device for collection of fecal discharge may comprise an expansile retaining component configured for deployment within a subject's rectum and having an annular cross-section. The insertion component may be configured for rectal insertion of the retaining component, and may include an elongate shaft having a first end positioned proximal to the retaining component and a second end positioned distal to the retaining component. At least one of the retaining component and the elongate shaft may be provided with a plurality of constraining members configured to releasably constrain the retaining component in a collapsed configuration against an external surface of the elongate shaft.Type: GrantFiled: January 22, 2020Date of Patent: May 14, 2024Assignee: CM Technologies, Inc.Inventors: Amit Kumar Sharma, Nishith Chasmawala, Shreyas Uday Dighe
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Patent number: 11969529Abstract: The exemplary systems and methods may generate treatment records for extracorporeal blood treatments. The treatment records may include a plurality of values of various parameters. The various parameters may include a compulsory set of parameters that are preset, a dependent set of parameters that a dependent on one or more of a selected treatment and a system configuration, and a discretionary set of parameters that are selected by a user.Type: GrantFiled: November 22, 2017Date of Patent: April 30, 2024Assignee: Gambro Lundia ABInventors: Roger Nilsson, Roland Persson, Bendik Torvin
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Patent number: 11969542Abstract: In some examples, provided is a fluid blockage device for use with a reduced-pressure source for treating a tissue site with reduced pressure. The fluid blockage device may be configured to preclude fluid communication through a port fluidly coupled to the reduced-pressure source when the fluid blockage device contacts a liquid. Other devices, systems, and methods are disclosed.Type: GrantFiled: June 22, 2023Date of Patent: April 30, 2024Assignee: KCI Licensing, Inc.Inventors: Christopher Brian Locke, Benjamin A. Pratt
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Patent number: 11964091Abstract: A method and system for performing transseptal extracorporeal membrane oxygenation is disclosed. The method may include puncturing a septum between the right atrium and the left atrium and advancing a catheter system through the puncture and into the aorta. A first portion of the catheter system can remove blood from the patient, in some examples near the inferior vena cava. A second portion can return oxygenated blood to the patient, through the transseptal puncture and into the aorta.Type: GrantFiled: October 10, 2023Date of Patent: April 23, 2024Assignee: Vantis Vascular, Inc.Inventors: Tim A. Fischell, Frank Saltiel, Jeffrey Payne
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Patent number: 11957820Abstract: A blood pump is disclosed. The blood pump apparatus is arranged to provide pulsatile flow, and comprises a flexible inner cylindrical duct providing a blood flow region, and an outer cylindrical duct arranged to surround the inner cylindrical duct and arranged to accommodate a pumping fluid. In the pump the inner cylindrical duct is described as comprising a blood inlet for receiving blood into the region, a blood outlet for passing blood out from the blood flow region and a passageway therebetween. There is also described the feature of the inner duct comprising a non return valve at the blood inlet and a non return valve at the blood outlet, the outer cylindrical duct having a fluid port for a pumping fluid, and a pump device arranged to cyclically deliver and withdraw pumping fluid to the fluid port thereby cyclically compressing and expanding the flexible inner cylindrical duct urging blood through the blood flow region and delivering a pulsating blood flow through the blood outlet.Type: GrantFiled: September 14, 2017Date of Patent: April 16, 2024Assignee: Haemaflow LimitedInventors: William Richard Johns, Ronald Kelvin Knight