Patents by Inventor LLOYD RADMAN
LLOYD RADMAN has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20260175009Abstract: Various aspects of the present disclosure are directed towards apparatuses, systems, and methods that may include a blood pump. The blood pump may include a magnetic field source and an impeller assembly. The impeller assembly includes an impeller and a driven magnet. The driven magnet is longitudinally offset and distally disposed relative to the magnetic field source, and the driven magnet is rotatable and longitudinally controlled by the magnetic field source. The driven magnet includes a distal side, the distal side faces the impeller. The blood pump further includes a bearing assembly near the distal side of the driven magnet.Type: ApplicationFiled: February 17, 2026Publication date: June 25, 2026Applicant: Boston Scientific Scimed, Inc.Inventors: Nathan Edwards, Steven R. Larsen, Travis J. Schauer, Jeffrey Lucas, Lloyd Radman, Sam Murthy
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Patent number: 12576262Abstract: Various aspects of the present disclosure are directed towards apparatuses, systems, and methods that may include a blood pump. The blood pump may include a magnetic field source and an impeller assembly. The impeller assembly includes an impeller and a driven magnet. The driven magnet is longitudinally offset and distally disposed relative to the magnetic field source, and the driven magnet is rotatable and longitudinally controlled by the magnetic field source. The driven magnet includes a distal side, the distal side faces the impeller. The blood pump further includes a bearing assembly near the distal side of the driven magnet.Type: GrantFiled: February 10, 2022Date of Patent: March 17, 2026Assignee: Boston Scientific Scimed, Inc.Inventors: Nathan Edwards, Steven R. Larsen, Travis J. Schauer, Jeffrey Lucas, Lloyd Radman, Sam Murthy
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Publication number: 20260061183Abstract: A percutaneous circulatory support device includes a housing and an impeller disposed within the housing. The impeller is configured to rotate relative to the housing to cause blood to flow through the housing. A motor is operably coupled to the impeller, and the motor is configured to rotate the impeller relative to the housing. A catheter is coupled to the motor, and a pressure sensor is coupled to the catheter and disposed proximally relative to the housing.Type: ApplicationFiled: November 11, 2025Publication date: March 5, 2026Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Darrin Dale Beekman, Lloyd Radman, Brett Struthers, Maren Landree
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Patent number: 12491355Abstract: A percutaneous circulatory support device includes a housing and an impeller disposed within the housing. The impeller is configured to rotate relative to the housing to cause blood to flow through the housing. A motor is operably coupled to the impeller, and the motor is configured to rotate the impeller relative to the housing. A catheter is coupled to the motor, and a pressure sensor is coupled to the catheter and disposed proximally relative to the housing.Type: GrantFiled: November 16, 2022Date of Patent: December 9, 2025Assignee: Boston Scientific Scimed Inc.Inventors: Darrin Dale Beekman, Lloyd Radman, Brett Struthers, Maren Landree
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Publication number: 20250360301Abstract: Mechanical circulatory support devices with cord management systems are disclosed. An example percutaneous circulatory support device comprises a catheter including an elongate shaft and a percutaneous blood pump positioned at a distal end of the elongate shaft. A junction box is secured to the elongate shaft proximal of the percutaneous blood pump, and a clip assembly is disposed on an outer surface of the junction box.Type: ApplicationFiled: May 22, 2025Publication date: November 27, 2025Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Kimberly Anne Robertson, Lloyd Radman, Jeffrey Matthew Lucas, Brett Struthers
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Patent number: 12409312Abstract: Various aspects of the present disclosure are directed towards apparatuses, systems, and methods that include a percutaneous circulatory support device. The percutaneous circulatory support device is used with a guidewire and may include a housing having a blood outlet aperture. The blood outlet aperture may include a channel that is configured to receive and support the guidewire.Type: GrantFiled: November 17, 2022Date of Patent: September 9, 2025Assignee: Boston Scientific Scimed Inc.Inventors: Jeffrey Lucas, Lloyd Radman
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Patent number: 12337163Abstract: A circulatory support device includes a flexible cannula having a fluid outlet at a proximal end, and a pump assembly disposed at a distal end of the flexible cannula. The pump assembly includes a pump housing having a fluid inlet defined therein, a motor disposed within a distal end of the housing, and an impeller, driven to rotate by the motor, and configured to push blood toward the fluid outlet. A method of deploying the device to a subject's heart using an insertion manifold that prevents a protective tube from advancing with the device into a delivery shaft, is also disclosed. Pushing the device into and then out of the shaft expands and secures a cage at a location in the vasculature.Type: GrantFiled: September 28, 2022Date of Patent: June 24, 2025Assignee: Boston Scientific Scimed, Inc.Inventor: Lloyd Radman
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Publication number: 20250177724Abstract: A percutaneous circulatory support device including a percutaneous blood pump. The blood pump may include an impeller housing, an impeller disposed in the impeller housing, a bearing assembly, a motor housing, a motor disposed in the motor housing, and a flexible elongate shaft. The flexible elongate shaft may have a proximal portion coupled with the motor housing and a distal portion coupled with the bearing assembly. The flexible elongate shaft may have a first outer diameter between the motor housing and the bearing assembly and the impeller housing may have a second outer diameter that is greater than the first outer diameter.Type: ApplicationFiled: December 3, 2024Publication date: June 5, 2025Applicant: Boston Scientific Scimed, Inc.Inventor: Lloyd Radman
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Patent number: 11890018Abstract: An example medical device for occluding the left atrial appendage is disclosed. The example medical device for occluding the left atrial appendage includes an expandable member having a first end region, a second end region and an inflation cavity. The example medical device includes at least one fixation member having a first end and a second end coupled to the expandable member. The at least one fixation member is configured to move from a delivery configuration to a deployed configuration in response to an expansion of the expandable member. Additionally, the example medical device includes a valve member extending at least partially into the inflation cavity and the expandable member is configured to expand and seal the opening of the left atrial appendage.Type: GrantFiled: September 15, 2021Date of Patent: February 6, 2024Assignee: Boston Scientific Scimed, Inc.Inventors: James M. Anderson, Uchenna Junior Agu, David John Onushko, Lloyd Radman, Jose A. Meregotte, John M. Edgell, David Raab, Joshua Mark Inouye
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Publication number: 20230149670Abstract: Medical devices and methods for making and using medical devices are disclosed. An example medical device may include an elongate shaft having a proximal end region and a distal end region. A first lumen may be defined in the shaft. A second lumen may be defined in the shaft. The distal end region may include a common lumen region in fluid communication with the first lumen and the second lumen. A deflectable member may be disposed within the shaft. The deflectable member may be designed to shift between a first configuration where the deflectable member directs a first medical device disposed within the common lumen region into the first lumen and a second configuration where the deflectable member allows a second medical device to move between the common lumen region and the second lumen.Type: ApplicationFiled: January 16, 2023Publication date: May 18, 2023Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: JAMES M. ANDERSON, JOSE A. MEREGOTTE, ERIC MICHAEL PETERSEN, DAVID JOHN ONUSHKO, LLOYD RADMAN, JOSEPH EDWARD ADRIAENS
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Publication number: 20230149695Abstract: Various aspects of the present disclosure are directed towards apparatuses, systems, and methods that include a percutaneous circulatory support device. The percutaneous circulatory support device is used with a guidewire and may include a housing having a blood outlet aperture. The blood outlet aperture may include a channel that is configured to receive and support the guidewire.Type: ApplicationFiled: November 17, 2022Publication date: May 18, 2023Inventors: Jeffrey Lucas, Lloyd Radman
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Publication number: 20230149699Abstract: A percutaneous circulatory support device includes a housing and an impeller disposed within the housing. The impeller is configured to rotate relative to the housing to cause blood to flow through the housing. A motor is operably coupled to the impeller, and the motor is configured to rotate the impeller relative to the housing. A catheter is coupled to the motor, and a pressure sensor is coupled to the catheter and disposed proximally relative to the housing.Type: ApplicationFiled: November 16, 2022Publication date: May 18, 2023Inventors: Darrin Dale Beekman, Lloyd Radman, Brett Struthers, Maren Landree
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Publication number: 20230024818Abstract: A circulatory support device includes a flexible cannula having a fluid outlet at a proximal end; and a pump assembly disposed at a distal end of the flexible cannula. The pump assembly includes a pump housing having a fluid inlet defined therein; a motor disposed within a distal end of the housing; and an impeller, driven to rotate by the motor, and configured to push blood toward the fluid outlet.Type: ApplicationFiled: September 28, 2022Publication date: January 26, 2023Inventor: Lloyd Radman
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Patent number: 11554255Abstract: Medical devices and methods for making and using medical devices are disclosed. An example medical device may include an elongate shaft having a proximal end region and a distal end region. A first lumen may be defined in the shaft. A second lumen may be defined in the shaft. The distal end region may include a common lumen region in fluid communication with the first lumen and the second lumen. A deflectable member may be disposed within the shaft. The deflectable member may be designed to shift between a first configuration where the deflectable member directs a first medical device disposed within the common lumen region into the first lumen and a second configuration where the deflectable member allows a second medical device to move between the common lumen region and the second lumen.Type: GrantFiled: January 11, 2019Date of Patent: January 17, 2023Assignee: Boston Scientific Scimed, Inc.Inventors: James M. Anderson, Jose A. Meregotte, Eric Michael Petersen, David John Onushko, Lloyd Radman, Joseph Edward Adriaens
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Patent number: 11484698Abstract: A circulatory support device includes a flexible cannula having a fluid outlet at a proximal end; and a pump assembly disposed at a distal end of the flexible cannula. The pump assembly includes a pump housing having a fluid inlet defined therein; a motor disposed within a distal end of the housing; and an impeller, driven to rotate by the motor, and configured to push blood toward the fluid outlet.Type: GrantFiled: December 19, 2019Date of Patent: November 1, 2022Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventor: Lloyd Radman
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Publication number: 20220249829Abstract: Various aspects of the present disclosure are directed towards apparatuses, systems, and methods that may include a blood pump. The blood pump may include a magnetic field source and an impeller assembly. The impeller assembly includes an impeller and a driven magnet. The driven magnet is longitudinally offset and distally disposed relative to the magnetic field source, and the driven magnet is rotatable and longitudinally controlled by the magnetic field source. The driven magnet includes a distal side, the distal side faces the impeller. The blood pump further includes a bearing assembly near the distal side of the driven magnet.Type: ApplicationFiled: February 10, 2022Publication date: August 11, 2022Applicant: Boston Scientific Scimed Inc.Inventors: Nathan Edwards, Steven R. Larsen, Travis J. Schauer, Jeffrey Lucas, Lloyd Radman, Sam Murthy
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Publication number: 20220000488Abstract: An example medical device for occluding the left atrial appendage is disclosed. The example medical device for occluding the left atrial appendage includes an expandable member having a first end region, a second end region and an inflation cavity. The example medical device includes at least one fixation member having a first end and a second end coupled to the expandable member. The at least one fixation member is configured to move from a delivery configuration to a deployed configuration in response to an expansion of the expandable member. Additionally, the example medical device includes a valve member extending at least partially into the inflation cavity and the expandable member is configured to expand and seal the opening of the left atrial appendage.Type: ApplicationFiled: September 15, 2021Publication date: January 6, 2022Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: James M. Anderson, Uchenna Junior Agu, David John Onushko, Lloyd Radman, Jose A. Meregotte, John M. Edgell, David Raab, Joshua Mark Inouye
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Patent number: 11123079Abstract: An example medical device for occluding the left atrial appendage is disclosed. The example medical device for occluding the left atrial appendage includes an expandable member having a first end region, a second end region and an inflation cavity. The example medical device includes at least one fixation member having a first end and a second end coupled to the expandable member. The at least one fixation member is configured to move from a delivery configuration to a deployed configuration in response to an expansion of the expandable member. Additionally, the example medical device includes a valve member extending at least partially into the inflation cavity and the expandable member is configured to expand and seal the opening of the left atrial appendage.Type: GrantFiled: June 7, 2019Date of Patent: September 21, 2021Assignee: Boston Scientific Scimed, Inc.Inventors: James M. Anderson, Uchenna Junior Agu, David John Onushko, Lloyd Radman, Jose A. Meregotte, John M. Edgell, David Raab, Joshua Mark Inouye
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Patent number: 11045178Abstract: An example closure device is disclosed. The closure device includes a framework including a first end region, a second end region and a medial region extending therebetween. The medical device also includes a biodegradable tissue ingrowth member extending over at least a portion of the framework, wherein the tissue ingrowth member is configured to promote tissue ingrowth thereupon, and wherein the tissue ingrowth is configured to seal an opening in the heart.Type: GrantFiled: January 4, 2019Date of Patent: June 29, 2021Assignee: Boston Scientific Scimed, Inc.Inventors: David John Onushko, Lloyd Radman, Patrick A. Haverkost, Jose A. Meregotte, Joel N. Groff
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Patent number: 10932679Abstract: A pressure sensing guidewire includes a distal end and a proximal end. The guidewire includes a tubular member having a distal portion and a proximal portion. The guidewire includes an optical pressure sensor disposed within the distal portion of the tubular member, and a polymer fiber optic cable extending proximally from the optical pressure sensor. The optical pressure sensor is located at a position that is about 3 centimeters or less from the distal end of the pressure sensing guidewire.Type: GrantFiled: March 12, 2015Date of Patent: March 2, 2021Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Roger W. McGowan, Brice L. Shireman, Lloyd Radman