Patents by Inventor Brian D. Brandt
Brian D. Brandt 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: 20200246527Abstract: Intravascular blood pumps and methods of use. The blood pump include a pump portion that includes a collapsible blood conduit defining a blood flow lumen between an inflow and an outflow. The pump portion includes a distal collapsible impeller axially spaced from a proximal collapsible impeller, at least a portion of each of the distal and proximal collapsible impellers disposed between the inflow and the outflow.Type: ApplicationFiled: October 7, 2019Publication date: August 6, 2020Inventors: Daniel HILDEBRAND, Michael CALOMENI, Brian D. BRANDT, Janine ROBINSON, Ari RYAN, Daniel VARGHAI, Reza SHIRAZI, Mostafa GHOREYSHI, Amr SALAHIEH
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Publication number: 20200069364Abstract: Cardiac tissue ablation catheters including an inflatable and flexible toroidal or spherically shaped balloon disposed at a distal region of an elongate member, a flexible circuit carried by an outer surface of the balloon, the flexible circuit including, a plurality of flexible branches conforming to the radially outer surface of the balloon, each of the plurality of flexible branches including a substrate, a conductive trace carried by the substrate, and an ablation electrode carried by the substrate, the ablation electrode in electrical communication with the conductive trace, and an elongate shaft comprising a guidewire lumen extending in the elongate member and extending from a proximal region of the inflatable balloon to distal region of the inflatable balloon and being disposed within the inflatable balloon, wherein a distal region of the elongate shaft is secured directly or indirectly to the distal region of the inflatable balloon.Type: ApplicationFiled: April 9, 2019Publication date: March 5, 2020Inventors: Amr Salahieh, Jonah Lepak, Emma Lepak, Brian D. Brandt, John P. Claude, Tom Saul
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Patent number: 10531952Abstract: Medical devices and delivery systems for delivering medical devices to a target location within a subject. In some embodiments the medical devices can be locked in a fully deployed and locked configuration. In some embodiments the delivery systems are configured with a single actuator to control the movement of multiple components of the delivery system. In some embodiments the actuator controls the independent and dependent movement of multiple components of the delivery system.Type: GrantFiled: January 23, 2018Date of Patent: January 14, 2020Assignee: Boston Scientific Scimed, Inc.Inventors: David J. Paul, Benjamin T. Sutton, Brian K. McCollum, Brian D. Brandt, Emma Leung, Kenneth M. Martin, Amr Salahieh, Daniel K. Hildebrand
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Publication number: 20200000590Abstract: The invention includes methods of and apparatus for endovascularly replacing a heart valve of a patient. One aspect of the invention provides a method including the steps of endovascularly delivering a replacement valve and an expandable anchor to a vicinity of the heart valve in an unexpanded configuration; and applying an external non-hydraulically expanding or non-pneumatically expanding actuation force on the anchor to change the shape of the anchor, such as by applying proximally and/or distally directed force on the anchor using a releasable deployment tool to expand and contract the anchor or parts of the anchor. Another aspect of the invention provides an apparatus including a replacement valve; an anchor; and a deployment tool comprising a plurality of anchor actuation elements adapted to apply a non-hydraulically expanding or non-pneumatically expanding actuation force on the anchor to reshape the anchor.Type: ApplicationFiled: August 13, 2019Publication date: January 2, 2020Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Amr Salahieh, Jean-Pierre Dueri, Hans F. Valencia, Brian D. Brandt, Dwight P. Morejohn, Claudio Argento, Tom Saul, Ulrich R. Haug
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Patent number: 10478289Abstract: Apparatus for endovascularly replacing a patient's heart valve, including: a replacement valve adapted to be delivered endovascularly to a vicinity of the heart valve; an expandable anchor adapted to be delivered endovascularly to the vicinity of the heart valve; and a lock mechanism configured to maintain a minimum amount of anchor expansion. The invention also includes a method for endovascularly replacing a patient's heart valve. In some embodiments the method includes the steps of: endovascularly delivering a replacement valve and an expandable anchor to a vicinity of the heart valve; expanding the anchor to a deployed configuration; and locking the anchor in the deployed configuration.Type: GrantFiled: August 14, 2017Date of Patent: November 19, 2019Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Amr Salahieh, Brian D. Brandt, Dwight P. Morejohn, Ulrich R. Haug, Jean-Pierre Dueri, Hans F. Valencia, Robert A. Geshlider
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Patent number: 10478300Abstract: An elongated member and a method of manufacturing an elongated member may include first, second, and third elongated rod mandrels. The first, second, and third elongated rod mandrels may be fixed together at predetermined proximal and distal locations and at a ball tip. The first, second, and third rod mandrels may be disposed within a tubular coupling element and fixed to the tubular coupling element at the ball tip. The tubular coupling element may be placed into abutment with and fixed to the distal end of an elongated shaft.Type: GrantFiled: April 10, 2017Date of Patent: November 19, 2019Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Randy S. Gamarra, David S. Tung, Benjamin Sutton, Takashi Ino, Joshua Wallin, Brian D. Brandt
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Patent number: 10426608Abstract: A replacement heart valve assembly including an expandable anchor having a skirt region, a lip region, and a groove region therebetween and a replacement valve disposed within the expandable anchor and engaged with the groove region of the expandable anchor.Type: GrantFiled: March 6, 2017Date of Patent: October 1, 2019Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Amr Salahieh, Brian D. Brandt, Dwight P. Morejohn, Ulrich R. Haug, Jean-Pierre Dueri, Hans F. Valencia, Robert A. Geshlider, Jeff A. Krolik
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Patent number: 10413409Abstract: The present invention relates to apparatus and methods for endovascularly delivering and releasing a prosthesis, e.g., an aortic prosthesis, within and/or across a patient's native heart valve, referred to hereinafter as replacing the patient's heart valve. In some embodiments the delivery system comprises a plurality of first actuatable element adapted to engage a plurality of second elements in a first configuration to capture the implant within the delivery system, and wherein the plurality of first actuatable element are adapted to engage the plurality of second elements in a second configuration and to release the implant from the delivery system.Type: GrantFiled: December 30, 2016Date of Patent: September 17, 2019Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Amr Salahieh, Hans F. Valencia, Brian D. Brandt, Claudio Argento, Ulrich R. Haug, Jean-Pierre Dueri, Daniel K. Hildebrand, Dwight P. Morejohn, Tom Saul
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Patent number: 10413412Abstract: The invention includes methods of and apparatus for endovascularly replacing a heart valve of a patient. One aspect of the invention provides a method including the steps of endovascularly delivering a replacement valve and an expandable anchor to a vicinity of the heart valve in an unexpanded configuration; and applying an external non-hydraulically expanding or non-pneumatically expanding actuation force on the anchor to change the shape of the anchor, such as by applying proximally and/or distally directed force on the anchor using a releasable deployment tool to expand and contract the anchor or parts of the anchor. Another aspect of the invention provides an apparatus including a replacement valve; an anchor; and a deployment tool comprising a plurality of anchor actuation elements adapted to apply a non-hydraulically expanding or non-pneumatically expanding actuation force on the anchor to reshape the anchor.Type: GrantFiled: March 21, 2018Date of Patent: September 17, 2019Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Amr Salahieh, Jean-Pierre Dueri, Hans F. Valencia, Brian D. Brandt, Dwight P. Morejohn, Claudio Argento, Tom Saul, Ulrich R. Haug
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Patent number: 10342660Abstract: A medical device apparatus may include a medical implant including an anchor member configured to actuate between a delivery configuration and a deployed configuration operatively connected to a delivery system, the delivery system including an outer sheath and an inner catheter disposed within the outer sheath, and a sheathing aid connecting the delivery system to the medical implant, the sheathing aid being configured to guide the medical implant into the outer sheath upon relative closing movement therebetween. The sheathing aid may include a plurality of tethers extending from the inner catheter to a proximal end of the anchor member, and a release mechanism slidably disposed within a coupler ring coupled to a distal end of the inner catheter. The plurality of tethers may be releasably coupled to the release mechanism.Type: GrantFiled: January 24, 2017Date of Patent: July 9, 2019Assignee: BOSTON SCIENTIFIC INC.Inventors: Cornelius M. Crowley, Ali Salahieh, Brian D. Brandt, Andrew J. H. Backus, Thu Pham, Luan Cao, Dwight J. Knab, Jr.
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Patent number: 10335273Abstract: The present invention relates to apparatus for methods for endovascularly replacing a patient's heart valve. The apparatus includes an expandable anchor with leaflet engagement elements on the proximal end of the anchor and a replacement valve. The leaflet engagement elements can be used to prevent distal migration and insure proper positioning of the apparatus.Type: GrantFiled: January 8, 2018Date of Patent: July 2, 2019Assignee: BOSTON SCIENTIFIC SCIMED INC.Inventors: Amr Salahieh, Brian D. Brandt, Robert A. Geshlider, Dwight P. Morejohn, Tom Saul
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Patent number: 10251700Abstract: Cardiac tissue ablation catheters including an inflatable and flexible toroidal or spherically shaped balloon disposed at a distal region of an elongate member, a flexible circuit carried by an outer surface of the balloon, the flexible circuit including, a plurality of flexible branches conforming to the radially outer surface of the balloon, each of the plurality of flexible branches including a substrate, a conductive trace carried by the substrate, and an ablation electrode carried by the substrate, the ablation electrode in electrical communication with the conductive trace, and an elongate shaft comprising a guidewire lumen extending in the elongate member and extending from a proximal region of the inflatable balloon to distal region of the inflatable balloon and being disposed within the inflatable balloon, wherein a distal region of the elongate shaft is secured directly or indirectly to the distal region of the inflatable balloon.Type: GrantFiled: June 30, 2017Date of Patent: April 9, 2019Assignee: Shifamed Holdings, LLCInventors: Amr Salahieh, Jonah Lepak, Emma Lepak, Brian D. Brandt, John P. Claude, Tom Saul
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Publication number: 20190053896Abstract: A replacement heart valve commissure assembly may include a locking mechanism including a first locking portion spaced apart from a second locking portion in a delivery configuration and configured to engage with the second locking portion in a deployed configuration, wherein the first locking portion is longitudinally actuatable relative to the second locking portion between the delivery and deployed configurations. The commissure assembly may include a first valve leaflet and a second valve leaflet each secured to the first locking portion. A first sleeve portion of the first valve leaflet may be fixedly attached to a first fabric sleeve wrapped around a first leg of the first locking portion by a first filament, and a second sleeve portion of the second valve leaflet may be fixedly attached to a second fabric sleeve wrapped around a second leg of the first locking portion by a second filament.Type: ApplicationFiled: August 16, 2018Publication date: February 21, 2019Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Jasper Ellington Adamek-Bowers, Ali Salahieh, Takashi H. Ino, Andrew James Harlan Backus, Anh Thu Pham, Brian D. Brandt, Mimi Trinh Fitterer, Michael P. Calomeni, Jarad S. Waisblatt
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Patent number: 10206774Abstract: Apparatus for endovascularly replacing a patient's heart valve, including: a delivery catheter having a diameter of 21 french or less; an expandable anchor disposed within the delivery catheter; and a replacement valve disposed within the delivery catheter. The invention also includes a method for endovascularly replacing a heart valve of a patient. In some embodiments the method includes the steps of: inserting a catheter having a diameter no more than 21 french into the patient; endovascularly delivering a replacement valve and an expandable anchor to a vicinity of the heart valve through the catheter; and deploying the anchor and the replacement valve.Type: GrantFiled: January 26, 2016Date of Patent: February 19, 2019Assignee: BOSTON SCIENTIFIC SCIMED INC.Inventors: Amr Salahieh, Brian D. Brandt, Dwight P. Morejohn, Ulrich R. Haug, Jean-Pierre Dueri, Hans F. Valencia, Robert A. Geshlider, Jeff A. Krolik
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Publication number: 20180214266Abstract: Medical devices and delivery systems for delivering medical devices to a target location within a subject. In some embodiments the medical devices can be locked in a fully deployed and locked configuration. In some embodiments the delivery systems are configured with a single actuator to control the movement of multiple components of the delivery system. In some embodiments the actuator controls the independent and dependent movement of multiple components of the delivery system.Type: ApplicationFiled: January 23, 2018Publication date: August 2, 2018Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: David J. Paul, Benjamin T. Sutton, Brian K. McCollum, Brian D. Brandt, Emma Leung, Kenneth M. Martin, Amr Salahieh, Daniel K. Hildebrand
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Publication number: 20180206991Abstract: The invention includes methods of and apparatus for endovascularly replacing a heart valve of a patient. One aspect of the invention provides a method including the steps of endovascularly delivering a replacement valve and an expandable anchor to a vicinity of the heart valve in an unexpanded configuration; and applying an external non-hydraulically expanding or non-pneumatically expanding actuation force on the anchor to change the shape of the anchor, such as by applying proximally and/or distally directed force on the anchor using a releasable deployment tool to expand and contract the anchor or parts of the anchor. Another aspect of the invention provides an apparatus including a replacement valve; an anchor; and a deployment tool comprising a plurality of anchor actuation elements adapted to apply a non-hydraulically expanding or non-pneumatically expanding actuation force on the anchor to reshape the anchor.Type: ApplicationFiled: March 21, 2018Publication date: July 26, 2018Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Amr Salahieh, Jean-Pierre Dueri, Hans F. Valencia, Brian D. Brandt, Dwight P. Morejohn, Claudio Argento, Tom Saul, Ulrich R. Haug
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Publication number: 20180125652Abstract: The present invention relates to apparatus for methods for endovascularly replacing a patient's heart valve. The apparatus includes an expandable anchor with leaflet engagement elements on the proximal end of the anchor and a replacement valve.Type: ApplicationFiled: January 8, 2018Publication date: May 10, 2018Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Amr Salahieh, Brian D. Brandt, Robert A. Geshlider, Dwight P. Morejohn, Tom Saul
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Publication number: 20180116793Abstract: Apparatus for endovascularly replacing a patient's heart valve, including: a replacement valve adapted to be delivered endovascularly to a vicinity of the heart valve; an expandable anchor adapted to be delivered endovascularly to the vicinity of the heart valve; and a lock mechanism configured to maintain a minimum amount of anchor expansion. The invention also includes a method for endovascularly replacing a patient's heart valve. In some embodiments the method includes the steps of: endovascularly delivering a replacement valve and an expandable anchor to a vicinity of the heart valve; expanding the anchor to a deployed configuration; and locking the anchor in the deployed configuration.Type: ApplicationFiled: December 14, 2017Publication date: May 3, 2018Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Amr Salahieh, Brian D. Brandt, Dwight P. Morejohn, Ulrich R. Haug, Jean-Pierre Dueri, Hans F. Valencia, Robert A. Geshlider
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Publication number: 20180116792Abstract: Apparatus for endovascularly replacing a patient's heart valve, including: a replacement valve adapted to be delivered endovascularly to a vicinity of the heart valve; an expandable anchor adapted to be delivered endovascularly to the vicinity of the heart valve; and a lock mechanism configured to maintain a minimum amount of anchor expansion. The invention also includes a method for endovascularly replacing a patient's heart valve. In some embodiments the method includes the steps of: endovascularly delivering a replacement valve and an expandable anchor to a vicinity of the heart valve; expanding the anchor to a deployed configuration; and locking the anchor in the deployed configuration.Type: ApplicationFiled: December 14, 2017Publication date: May 3, 2018Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Amr Salahieh, Brian D. Brandt, Dwight P. Morejohn, Ulrich R. Haug, Jean-Pierre Dueri, Hans F. Valencia, Robert A. Geshlider
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Patent number: 9956075Abstract: The invention includes methods of and apparatus for endovascularly replacing a heart valve of a patient. One aspect of the invention provides a method including the steps of endovascularly delivering a replacement valve and an expandable anchor to a vicinity of the heart valve in an unexpanded configuration; and applying an external non-hydraulically expanding or non-pneumatically expanding actuation force on the anchor to change the shape of the anchor, such as by applying proximally and/or distally directed force on the anchor using a releasable deployment tool to expand and contract the anchor or parts of the anchor. Another aspect of the invention provides an apparatus including a replacement valve; an anchor; and a deployment tool comprising a plurality of anchor actuation elements adapted to apply a non-hydraulically expanding or non-pneumatically expanding actuation force on the anchor to reshape the anchor.Type: GrantFiled: April 26, 2016Date of Patent: May 1, 2018Assignee: Boston Scientific Scimed Inc.Inventors: Amr Salahieh, Jean-Pierre Dueri, Hans F. Valencia, Brian D. Brandt, Dwight P. Morejohn, Claudio Argento, Tom Saul, Ulrich R. Haug