Patents by Inventor Cass Alexander Hanson
Cass Alexander Hanson 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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Patent number: 11931060Abstract: Aspiration medical device as well as methods for making and using aspiration medical devices are disclosed. An example aspiration medical device may include a tubular member having a distal end region and defining an inflow orifice adjacent to the distal end region. An aspiration member may be disposed within the tubular member. The aspiration member may have a plurality of axially-spaced fluid jets formed therein.Type: GrantFiled: January 10, 2019Date of Patent: March 19, 2024Assignee: Boston Scientific Scimed, Inc.Inventors: Cass Alexander Hanson, Benjamin Michael Wilke
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Publication number: 20230173187Abstract: An example syringe includes a barrel having a distal end region and an inner surface defining a lumen extending therein, wherein the inner surface includes a proximally facing surface, and wherein the distal end region includes a distal end. The syringe also includes a plunger having a body portion and a distal tip extending distally away from a distal end region of the body portion, wherein the distal end region includes a distally facing surface. Further, the plunger is configured to be positioned within the lumen of the barrel and a portion of the distal tip of the plunger extends distally of the distal end of the barrel when the plunger is positioned within the lumen of the barrel.Type: ApplicationFiled: December 1, 2022Publication date: June 8, 2023Applicant: Boston Scientific Scimed, Inc.Inventor: Cass Alexander Hanson
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Publication number: 20220386988Abstract: Medical devices and methods for making and using medical devices are disclosed. An example medical device may include an intravascular imaging catheter. The intravascular imaging catheter may include an elongate sheath having a distal tip region. The distal tip region includes a first port, a second port, and a guidewire lumen extending between the first port and the second port. A core wire may be disposed within the elongate sheath along the distal tip region. An imaging core disposed within the elongate sheath.Type: ApplicationFiled: June 3, 2022Publication date: December 8, 2022Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Cass Alexander Hanson, Joel M. WasDyke
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Patent number: 11413048Abstract: An example medical device delivery system is disclosed. The delivery system includes an inflation shaft having a first lumen, a second lumen and a distal end region, the distal end region including an elongated tip. The delivery system also includes a detachment shaft extending along a portion of the inflation shaft. The delivery system also include a delivery shaft having a proximal end region, a distal end region and a lumen extending therein. The delivery system also includes an occlusive member positioned within at least a portion of the lumen of the delivery shaft, wherein the occlusive member is configured to expand and seal the opening of a left atrial appendage. Further, a portion of the elongated tip is removeably engaged with the occlusive member.Type: GrantFiled: January 21, 2019Date of Patent: August 16, 2022Assignee: Boston Scientific Scimed, Inc.Inventors: James M. Anderson, Cass Alexander Hanson, David John Onushko, Jose A. Meregotte
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Patent number: 10575853Abstract: The present invention provides systems and methods for accurately delivering embolic coils within a body lumen of a patient, as well as recapturing deployed embolic coils for removal or repositioning. In various embodiments, an embolic coil delivery system may include an elongate sheath with a lumen extending therethrough. An elongate shaft may be slidably disposed within the sheath. The shaft may comprise a split-distal end that defines an aperture. The split-distal end may be moveable between a contracted configuration and an expanded configuration. An embolic coil may include a proximal ball-tip that may be reversibly disposed within the aperture of the split-distal end.Type: GrantFiled: January 22, 2016Date of Patent: March 3, 2020Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: James M. Anderson, Derek C. Sutermeister, David Raab, Cass Alexander Hanson, Timothy A. Ostroot
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Patent number: 10548605Abstract: In some aspects, the present disclosure provides a delivery device for delivering a detachable medical implant that comprises an elongated delivery member and a first engagement portion. The first engagement portion comprises a first proximal-facing surface, a first distal-facing surface, and a first lumen that is configured to accommodate an activation wire, wherein at least 50% of a surface area of the first proximal-facing surface is angled away from a proximal end of the first engagement portion. In other aspects, the present disclosure provides a medical delivery system comprising: such a delivery device; an implantable device comprising a medical device portion and a second engagement portion, the second engagement portion comprising a second lumen configured to accommodate an activation wire, a second proximal-facing surface and a second distal-facing surface; and an activation wire. Other aspects pertain to methods of medical device delivery using such a medical delivery system.Type: GrantFiled: February 4, 2016Date of Patent: February 4, 2020Assignee: Boston Scientific Scimed, Inc.Inventors: James M. Anderson, David Raab, Derek C. Sutermeister, Cass Alexander Hanson, Timothy A. Ostroot
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Patent number: 10543035Abstract: Methods and devices (e.g., for nerve modulation) may include at least one thermistor and a balloon having a balloon wall. In one or more embodiments, the medical device is configured and arranged to transfer heat to the medical device surroundings. In one or more embodiments, the at least one thermistor is a portion of a thermistor array disposed on the balloon wall, the thermistor array including a plurality of thermistors and operatively engaged with a source of electric current. In one or more embodiments, the device includes at least one flexible circuit mounted on the outer surface of the expandable balloon, the at least one flexible circuit including at least one temperature-sensing device that includes at least one thermistor, wherein at least a portion of a conductive layer is electronically coupled to the thermistor, with the proviso that no electrode is associated with the conductive layer.Type: GrantFiled: April 17, 2015Date of Patent: January 28, 2020Assignee: Boston Scientific Scimed, Inc.Inventors: Derek C. Sutermeister, Patrick A. Haverkost, Timothy A. Ostroot, Cass Alexander Hanson, Jeffrey S. Lindquist, Joseph Alan Kronstedt, Jan Weber, James M. Anderson, Martin R. Willard
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Publication number: 20190223883Abstract: An example medical device delivery system is disclosed. The delivery system includes an inflation shaft having a first lumen, a second lumen and a distal end region, the distal end region including an elongated tip. The delivery system also includes a detachment shaft extending along a portion of the inflation shaft. The delivery system also include a delivery shaft having a proximal end region, a distal end region and a lumen extending therein. The delivery system also includes an occlusive member positioned within at least a portion of the lumen of the delivery shaft, wherein the occlusive member is configured to expand and seal the opening of a left atrial appendage. Further, a portion of the elongated tip is removeably engaged with the occlusive member.Type: ApplicationFiled: January 21, 2019Publication date: July 25, 2019Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: James M. Anderson, Cass Alexander Hanson, David John Onushko, Jose A. Meregotte
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Publication number: 20190209745Abstract: Aspiration medical device as well as methods for making and using aspiration medical devices are disclosed. An example aspiration medical device may include a tubular member having a distal end region and defining an inflow orifice adjacent to the distal end region. An aspiration member may be disposed within the tubular member. The aspiration member may have a plurality of axially-spaced fluid jets formed therein.Type: ApplicationFiled: January 10, 2019Publication date: July 11, 2019Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: CASS ALEXANDER HANSON, BENJAMIN MICHAEL WILKE
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Publication number: 20180325548Abstract: An example introducer is disclosed. An example introducer sheath includes a liner having a proximal portion, a distal portion and an axial slot extending along a portion thereof. The introducer sheath may also include a plurality of expandable members disposed adjacent at least a portion of the axial slot and a sheath disposed over at least a portion of the liner and the plurality of expandable members.Type: ApplicationFiled: May 14, 2018Publication date: November 15, 2018Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Patrick A. Haverkost, Timothy A. Ostroot, Cass Alexander Hanson, James M. Anderson, David Raab
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Publication number: 20160228123Abstract: In some aspects, the present disclosure provides a delivery device for delivering a detachable medical implant that comprises an elongated delivery member and a first engagement portion. The first engagement portion comprises a first proximal-facing surface, a first distal-facing surface, and a first lumen that is configured to accommodate an activation wire, wherein at least 50% of a surface area of the first proximal-facing surface is angled away from a proximal end of the first engagement portion. In other aspects, the present disclosure provides a medical delivery system comprising: such a delivery device; an implantable device comprising a medical device portion and a second engagement portion, the second engagement portion comprising a second lumen configured to accommodate an activation wire, a second proximal-facing surface and a second distal-facing surface; and an activation wire. Other aspects pertain to methods of medical device delivery using such a medical delivery system.Type: ApplicationFiled: February 4, 2016Publication date: August 11, 2016Applicant: Boston Scientific Scimed, Inc.Inventors: James M. Anderson, David Raab, Derek C. Sutermeister, Cass Alexander Hanson, Timothy A. Ostroot
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Publication number: 20160213379Abstract: The present invention provides systems and methods for accurately delivering embolic coils within a body lumen of a patient, as well as recapturing deployed embolic coils for removal or repositioning.Type: ApplicationFiled: January 22, 2016Publication date: July 28, 2016Applicant: Boston Scientific Scimed, Inc.Inventors: James M. Anderson, Derek C. Sutermeister, David Raab, Cass Alexander Hanson, Timothy A. Ostroot
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Patent number: 9320628Abstract: Some embodiments are directed to medical devices, and methods for making and using the medical devices. An exemplary endoprosthesis includes an expandable tubular framework having a proximal end, a distal end, and a lumen extending therethrough. The tubular framework includes a number of interconnected biostable struts. The tubular framework has a proximal region extending distally from the proximal end to an intermediate location, and a distal region extending proximally from the distal end to the intermediate location. The distal region of the tubular framework is more flexible than the proximal region.Type: GrantFiled: September 8, 2014Date of Patent: April 26, 2016Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Jan Weber, James M. Anderson, Derek C. Sutermeister, Cass Alexander Hanson, Timothy A. Ostroot
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Publication number: 20150297281Abstract: An expandable balloon catheter having an elongate shaft having a distal end region and an expandable balloon coupled to the distal end region of the elongate shaft is disclosed. One or more cutting members are attached to the expandable balloon, wherein at least a portion of each of the one or more cutting members comprises a Curie material having a Curie temperature between 60° and 400° Celsius.Type: ApplicationFiled: April 17, 2015Publication date: October 22, 2015Applicant: Boston Scientific Scimed, Inc.Inventors: DEREK C. SUTERMEISTER, JOSEPH ALAN KRONSTEDT, TIMOTHY A. OSTROOT, PATRICK A. HAVERKOST, JAN WEBER, JAMES M. ANDERSON, CASS ALEXANDER HANSON, MARTIN R. WILLARD
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Publication number: 20150297763Abstract: A microparticle includes a plurality of magnetic nanoparticles having a Curie temperature between 40° and 100° C. The microparticle further includes a biocompatible polymer and/or biocompatible ceramic and a plurality of radiopaque nanoparticles.Type: ApplicationFiled: April 17, 2015Publication date: October 22, 2015Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: DEREK C. SUTERMEISTER, BRIAN R. REYNOLDS, TIMOTHY A. OSTROOT, JAMES M. ANDERSON, CASS ALEXANDER HANSON, JAN WEBER, JOSEPH ALAN KRONSTEDT, PATRICK A. HAVERKOST, MARTIN R. WILLARD
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Publication number: 20150297292Abstract: Methods and devices (e.g., for nerve modulation) may include at least one thermistor and a balloon having a balloon wall. In one or more embodiments, the medical device is configured and arranged to transfer heat to the medical device surroundings. In one or more embodiments, the at least one thermistor is a portion of a thermistor array disposed on the balloon wall, the thermistor array including a plurality of thermistors and operatively engaged with a source of electric current. In one or more embodiments, the device includes at least one flexible circuit mounted on the outer surface of the expandable balloon, the at least one flexible circuit including at least one temperature-sensing device that includes at least one thermistor, wherein at least a portion of a conductive layer is electronically coupled to the thermistor, with the proviso that no electrode is associated with the conductive layer.Type: ApplicationFiled: April 17, 2015Publication date: October 22, 2015Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: DEREK C. SUTERMEISTER, PATRICK A. HAVERKOST, TIMOTHY A. OSTROOT, CASS ALEXANDER HANSON, JEFFREY S. LINDQUIST, JOSEPH ALAN KRONSTEDT, JAN WEBER, JAMES M. ANDERSON, MARTIN R. WILLARD
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Publication number: 20150073522Abstract: Some embodiments are directed to medical devices, and methods for making and using the medical devices. An exemplary endoprosthesis includes an expandable tubular framework having a proximal end, a distal end, and a lumen extending therethrough. The tubular framework includes a number of interconnected biostable struts. The tubular framework has a proximal region extending distally from the proximal end to an intermediate location, and a distal region extending proximally from the distal end to the intermediate location. The distal region of the tubular framework is more flexible than the proximal region.Type: ApplicationFiled: September 8, 2014Publication date: March 12, 2015Inventors: Jan Weber, James M. Anderson, Derek C. Sutermeister, Cass Alexander Hanson, Timothy A. Ostroot