Patents by Inventor Gerald Fredrickson
Gerald Fredrickson 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: 11938047Abstract: A stent delivery device is provided that includes an inner member defining a distal tip and a stent holding region, and an outer tubular member slidingly disposed over the inner member and configured to engage the distal tip. Seal members may be disposed on one or more of an outer surface of the inner member, the distal tip, and the outer tubular member. The seal members define a liquid-tight sealed chamber surrounding the stent holding region.Type: GrantFiled: October 27, 2020Date of Patent: March 26, 2024Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Laura E. Christakis, Colby Harris, Gerald Fredrickson, Ramon Libarnes
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Publication number: 20240050252Abstract: Stent delivery systems and methods for making and using stent delivery systems are disclosed. An example stent delivery system may include an inner shaft. A deployment sheath may be disposed about the inner shaft. A stent may be disposed between the inner shaft and the deployment sheath. A stent reconstraining member may be secured to an inner surface of the deployment sheath and releasably secured to the stent.Type: ApplicationFiled: October 27, 2023Publication date: February 15, 2024Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Laura E. Christakis, Colby Harris, Gerald Fredrickson
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Patent number: 11813183Abstract: Stent delivery systems and methods for making and using stent delivery systems are disclosed. An example stent delivery system may include an inner shaft. A deployment sheath may be disposed about the inner shaft. A stent may be disposed between the inner shaft and the deployment sheath. A stent reconstraining member may be secured to an inner surface of the deployment sheath and releasably secured to the stent.Type: GrantFiled: February 13, 2020Date of Patent: November 14, 2023Assignee: Boston Scientific Scimed, Inc.Inventors: Laura E. Christakis, Colby Harris, Gerald Fredrickson
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Publication number: 20230302192Abstract: In various aspects, the present disclosure pertains to methods of treating or preventing bleeding at a tissue site comprising applying a chitosan powder composition to the tissue site, In various aspects, the present disclosure pertains to chitosan powder compositions for application to a tissue site, where the powder compositions comprise a chitosan salt, a crosslinked chitosan, a derivatized chitosan, or a combination thereof. In various aspects, the disclosure pertains to catheter assemblies, which are preloaded with a chitosan powder composition and which are configured to deliver the chitosan powder composition a tissue site.Type: ApplicationFiled: June 1, 2023Publication date: September 28, 2023Applicant: Boston Scientific Scimed, Inc.Inventors: Gerald FREDRICKSON, Amanda L. SMITH, Andrew PIC, Sophia GERVASIO, Lauren LYDECKER
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Patent number: 11701448Abstract: In various aspects, the present disclosure pertains to methods of treating or preventing bleeding at a tissue site comprising applying a chitosan powder composition to the tissue site. In various aspects, the present disclosure pertains to chitosan powder compositions for application to a tissue site, where the powder compositions comprise a chitosan salt, a crosslinked chitosan, a derivatized chitosan, or a combination thereof. In various aspects, the disclosure pertains to catheter assemblies, which are preloaded with a chitosan powder composition and which are configured to deliver the chitosan powder composition a tissue site.Type: GrantFiled: August 25, 2020Date of Patent: July 18, 2023Assignee: Boston Scientific Scimed, Inc.Inventors: Gerald Fredrickson, Amanda L. Smith, Andrew Pic, Sophia Gervasio, Lauren Lydecker
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Publication number: 20230039987Abstract: Methods of forming a gel and related methods of treating subjects with such gels are described. The method may include preparing a composition by combining a macromer comprising a first polyethylene glycol (PEG)-based polymer, a poly(ethylenimine)-based polymer, or a poly(1,2-glycerol) carbonate-based polymer, the macromer including at least one first functional moiety, a crosslinking agent comprising a second PEG-based polymer that includes at least one second functional moiety, and a photoinitiator, and activating the photoinitiator via a light source to form the gel.Type: ApplicationFiled: July 19, 2022Publication date: February 9, 2023Applicants: Boston Scientific Scimed, Inc., Trustees of Boston UniversityInventors: Lauren S. Lydecker, Gerald Fredrickson, Samantha Berry, Katherine A. Cook, Mark Grinstaff
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Publication number: 20220379102Abstract: Implementations of a delivery device and method are disclosed. One implementation is a delivery device comprising a flow chamber with an inlet port for receiving a fluid flow in the flow chamber, and an outlet port for exiting a material from the flow chamber. The flow chamber may include a formation portion in which a suspension of the material is formed, and a collection portion that directs the suspension toward and/or into the outlet port. An amount of the material may collect in the collection portion adjacent the outlet port. The device may further comprise an insertion port for permitting insertion of the material in the flow chamber, and/or a pusher operable to move the amount of material through the outlet port. Related devices and methods also are disclosed.Type: ApplicationFiled: August 9, 2022Publication date: December 1, 2022Applicant: Boston Scientific Scimed, Inc.Inventors: Laura CHRISTAKIS, Ashleigh PETERSON, Jeffrey BEAN, Claude CLERC, Andrew PIC, Gerald FREDRICKSON, Stan GILBERT, Amanda SMITH, Jose VEGA
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Publication number: 20220355070Abstract: A delivery device may comprise a sheath configured to be inserted into a body lumen of a patient. The sheath may have a proximal end, a distal end, a first channel extending within the sheath from the proximal end to the distal end, and a second channel extending within the sheath from the proximal end to the distal end. A collective cross-sectional area of the first channel and the second channel may be more than 50% of a total cross sectional area of the sheath. The device may also be comprised of a handle at the proximal end of the sheath, wherein the handle is configured to provide fluid communication between a first port and the first channel and a second port and the second channel.Type: ApplicationFiled: May 3, 2022Publication date: November 10, 2022Applicant: Boston Scientific Scimed, Inc.Inventors: Andrew PIC, Gerald FREDRICKSON, Daniel CONGDON
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Publication number: 20220354672Abstract: The present disclosure pertains to medical devices that comprise a stent body having two ends, a central region therebetween, and comprising structural elements extending around the stent body and a covering material disposed over the stent body, the covering material covering only a portion of the stent body, in which the covering material is provided with a plurality of openings that provide areas where the stent body is not covered by the covering material. The present disclosure further pertains to medical apparatuses that comprise such medical devices and methods of treatment using such medical devices.Type: ApplicationFiled: July 26, 2022Publication date: November 10, 2022Inventors: Peter J. Pereira, Claude O. Clerc, Gerald Fredrickson, Jonathan Zoll
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Publication number: 20220331528Abstract: In one aspect of the present disclosure, an apparatus for delivering a powdered agent into a subject's body may include a powder chamber housing the powdered agent. The apparatus also may include a chassis in fluid connection with the powder chamber. The chassis may include a first passage for receiving a pressurized gas, a second passage for receiving the powdered agent from the powder chamber, and a junction in fluid communication with the first passage and the second passage. At least a first portion of the pressurized gas is introduced into the powdered agent at the junction to fluidize the powdered agent.Type: ApplicationFiled: July 1, 2022Publication date: October 20, 2022Applicant: Boston Scientific Scimed, Inc.Inventors: Amanda Lynn SMITH, Gerald FREDRICKSON, Dennis Brian HUBBARD, JR., Stan Robert GILBERT, Caitlyn Emily BINTZ, Andrew PIC
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Patent number: 11433223Abstract: Implementations of a delivery device and method are disclosed. One implementation is a delivery device comprising a flow chamber with an inlet port for receiving a fluid flow in the flow chamber, and an outlet port for exiting a material from the flow chamber. The flow chamber may include a formation portion in which a suspension of the material is formed, and a collection portion that directs the suspension toward and/or into the outlet port. An amount of the material may collect in the collection portion adjacent the outlet port. The device may further comprise an insertion port for permitting insertion of the material in the flow chamber, and/or a pusher operable to move the amount of material through the outlet port. Related devices and methods also are disclosed.Type: GrantFiled: September 4, 2019Date of Patent: September 6, 2022Assignee: Boston Scientific Scimed, Inc.Inventors: Laura Christakis, Ashleigh Peterson, Jeffrey Bean, Claude Clerc, Andrew Pic, Gerald Fredrickson, Stan Gilbert, Amanda Smith, Jose Vega
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Publication number: 20220265968Abstract: A medical device comprising a first tube, a second tube configured to sheath at least a portion of the first tube and configured to translate along a length of the first tube, an expandable device at a distal portion of the first tube, the expandable device having a collapsed state and an expanded state, a patch surrounding at least a portion of an outer surface of the expandable device, and a connector for holding the patch to the expandable device when the second tube covers the patch and the expandable device and for releasing the patch from the expandable device after the second tube uncovers the patch and the expandable device.Type: ApplicationFiled: January 25, 2022Publication date: August 25, 2022Applicant: Boston Scientific Scimed, Inc.Inventors: Jennifer WHELEHAN, Lauren S. LYDECKER, Gerald FREDRICKSON
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Patent number: 11413170Abstract: The present disclosure is directed to methods, compositions, devices and kits which pertain to the attachment of stent-containing medical devices to tissue.Type: GrantFiled: February 26, 2020Date of Patent: August 16, 2022Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Peter J. Pereira, Claude O. Clerc, Gerald Fredrickson, Jonathan Zoll
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Patent number: 11406771Abstract: In one aspect of the present disclosure, an apparatus for delivering a powdered agent into a subject's body may include a powder chamber housing the powdered agent. The apparatus also may include a chassis in fluid connection with the powder chamber. The chassis may include a first passage for receiving a pressurized gas, a second passage for receiving the powdered agent from the powder chamber, and a junction in fluid communication with the first passage and the second passage. At least a first portion of the pressurized gas is introduced into the powdered agent at the junction to fluidize the powdered agent.Type: GrantFiled: January 9, 2018Date of Patent: August 9, 2022Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Amanda Lynn Smith, Gerald Fredrickson, Dennis Brian Hubbard, Jr., Stan Robert Gilbert, Caitlyn Emily Bintz, Andrew Pic
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Publication number: 20220202997Abstract: A stent having an inner surface and an outer surface, at least a portion of the outer surface of the stent comprising a dissolvable adhesive polymer or a degradable adhesive polymer disposed on at least a portion of the outer surface of the stent, the adhesive is activated by exposure to an aqueous environment, the dissolvable adhesive polymer dissolves over time in an aqueous environment, the dissolvable adhesive polymer or the degradable adhesive polymer has a surface tack of about 2 psi to about 14 psi.Type: ApplicationFiled: March 17, 2022Publication date: June 30, 2022Applicant: Boston Scientific Scimed, Inc.Inventors: Claude O. Clerc, Gerald Fredrickson, Mark Boden
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Patent number: 11298442Abstract: A stent having an inner surface and an outer surface, at least a portion of the outer surface of the stent comprising a dissolvable adhesive polymer or a degradable adhesive polymer disposed on at least a portion of the outer surface of the stent, the adhesive is activated by exposure to an aqueous environment, the dissolvable adhesive polymer dissolves over time in an aqueous environment, the dissolvable adhesive polymer or the degradable adhesive polymer has a surface tack of about 2 psi to about 14 psi.Type: GrantFiled: August 28, 2013Date of Patent: April 12, 2022Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Claude O. Clerc, Gerald Fredrickson, Mark Boden
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Publication number: 20220072237Abstract: An agent delivery device comprises: one or more agent containers at a proximal end of the agent delivery device, wherein the one or more agent containers are configured to contain one or more fluids; an insertion section comprising a tube defining one or more lumens, the insertion section coupled to the agent containers such that the one or more fluids may flow from the agent containers to the one or more lumens and out of one or more outlets of the one or more lumens; and a distal impingement structure at the distal end of the insertion section, the distal impingement structure comprising an impingement surface arranged relative to one or more outlets to impinge the one or more fluids dispensed from the one or more outlets to cause mixing of the one or more fluids for application of the fluids at a treatment site.Type: ApplicationFiled: September 3, 2021Publication date: March 10, 2022Applicant: Boston Scientific Scimed, Inc.Inventors: Paul SMITH, Gerald FREDRICKSON, Lauren LYDECKER, Narunn SUON
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Publication number: 20220008231Abstract: A stent having an inner surface and an outer surface, at least a portion of the outer surface of the stent comprising a tacky biocompatible coating comprising a tacky polymer material and to methods of delivering and deploying a stent using a tacky biocompatible coating comprising a tacky polymer material.Type: ApplicationFiled: September 22, 2021Publication date: January 13, 2022Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Claude O. Clerc, Gerald Fredrickson, Jonathan Root
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Publication number: 20210251890Abstract: Compositions and related kits and methods for treating a target site of a patient are described herein. The composition may include a hemostatic agent and a pH agent, for example. Methods of treatment include delivering and applying the hemostatic agent and the pH agent to a gastrointestinal system of a patient via a medical device to reduce bleeding of tissue in the gastrointestinal system.Type: ApplicationFiled: February 17, 2021Publication date: August 19, 2021Inventors: Jessica L. Grimsby, Lauren Lydecker, Gerald Fredrickson
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Publication number: 20210236723Abstract: A medical device that comprises an enclosure defining a cavity for containing an agent, a lumen for receiving a pressurized fluid, a channel between the cavity and the lumen, and a barrier positioned in the channel and defining a space, wherein in a first position of the barrier, the space is in fluid communication with the cavity to receive the agent from the cavity, and wherein the barrier is configured to rotate from the first position to a second position in which the space is in fluid communication with the lumen to deliver the agent from the space to the lumen.Type: ApplicationFiled: February 2, 2021Publication date: August 5, 2021Applicant: Boston Scientific Scimed, Inc.Inventors: Laurie A. LEHTINEN, Collin MURRAY, Gerald FREDRICKSON, Ra NAM, Daniel CONGDON, Joseph RAUSA, Andrew PIC, Tony SOUKALOPOULOS