Patents by Inventor David A. Ferrera
David A. Ferrera 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: 11786254Abstract: Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself Immediate blood flow restoration advantageously can facilitate natural lysis of the clot and also can reduce or obviate the concern for distal embolization due to fragmentation of the clot. Several embodiments of the invention provide for progressive, or modular, treatment based upon the nature of the clot. For example, the progressive treatment can include immediate restoration of blood flow, in-situ clot management, and/or clot removal depending on the particular circumstances of the treatment. The in-situ clot management can include, for example, lysis, maceration, and/or removal.Type: GrantFiled: November 16, 2020Date of Patent: October 17, 2023Assignee: COVIDIEN LPInventors: David A. Ferrera, Andrew H. Cragg, John Fulkerson
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Publication number: 20210077116Abstract: Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself Immediate blood flow restoration advantageously can facilitate natural lysis of the clot and also can reduce or obviate the concern for distal embolization due to fragmentation of the clot. Several embodiments of the invention provide for progressive, or modular, treatment based upon the nature of the clot. For example, the progressive treatment can include immediate restoration of blood flow, in-situ clot management, and/or clot removal depending on the particular circumstances of the treatment. The in-situ clot management can include, for example, lysis, maceration, and/or removal.Type: ApplicationFiled: November 16, 2020Publication date: March 18, 2021Inventors: David A. Ferrera, Andrew H. Cragg, John Fulkerson
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Patent number: 10835257Abstract: Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself Immediate blood flow restoration advantageously can facilitate natural lysis of the clot and also can reduce or obviate the concern for distal embolization due to fragmentation of the clot. Several embodiments of the invention provide for progressive, or modular, treatment based upon the nature of the clot. For example, the progressive treatment can include immediate restoration of blood flow, in-situ clot management, and/or clot removal depending on the particular circumstances of the treatment. The in-situ clot management can include, for example, lysis, maceration, and/or removal.Type: GrantFiled: October 1, 2018Date of Patent: November 17, 2020Assignee: COVIDIEN LPInventors: David A. Ferrera, Andrew H. Cragg, John Fulkerson
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Publication number: 20190029692Abstract: Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself Immediate blood flow restoration advantageously can facilitate natural lysis of the clot and also can reduce or obviate the concern for distal embolization due to fragmentation of the clot. Several embodiments of the invention provide for progressive, or modular, treatment based upon the nature of the clot. For example, the progressive treatment can include immediate restoration of blood flow, in-situ clot management, and/or clot removal depending on the particular circumstances of the treatment. The in-situ clot management can include, for example, lysis, maceration, and/or removal.Type: ApplicationFiled: October 1, 2018Publication date: January 31, 2019Inventors: David A. Ferrera, Andrew H. Cragg, John Fulkerson
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Patent number: 10123803Abstract: Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself. Immediate blood flow restoration advantageously can facilitate natural lysis of the clot and also can reduce or obviate the concern for distal embolization due to fragmentation of the clot. Several embodiments of the invention provide for progressive, or modular, treatment based upon the nature of the clot. For example, the progressive treatment can include immediate restoration of blood flow, in-situ clot management, and/or clot removal depending on the particular circumstances of the treatment. The in-situ clot management can include, for example, lysis, maceration, and/or removal.Type: GrantFiled: June 29, 2011Date of Patent: November 13, 2018Assignee: COVIDIEN LPInventors: David A. Ferrera, Andrew H. Cragg, John Fulkerson
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Publication number: 20180271533Abstract: Vascular issues are addressed with systems, devices, and methods for delivering implants with accurate and ready detachability, along other features, for addressing, for example, acute stroke issues with due alacrity.Type: ApplicationFiled: December 18, 2015Publication date: September 27, 2018Inventors: Jake Le, David A. Ferrera, Dawson Le, Randall Takahashi, George Martinez
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Patent number: 10016211Abstract: Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself. Immediate blood flow restoration advantageously can facilitate natural lysis of the clot and also can reduce or obviate the concern for distal embolization due to fragmentation of the clot. Several embodiments of the invention provide for progressive, or modular, treatment based upon the nature of the clot. For example, the progressive treatment can include immediate restoration of blood flow, in-situ clot management, and/or clot removal depending on the particular circumstances of the treatment. The in-situ clot management can include, for example, lysis, maceration, and/or removal.Type: GrantFiled: April 25, 2016Date of Patent: July 10, 2018Assignee: COVIDIEN LPInventors: David A. Ferrera, Andrew H. Cragg, John Fulkerson
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Publication number: 20180055666Abstract: Endovascular treatment of, for example, delayed cerebral vasospasm involves the placing of a microcatheter in the affected vessels followed by the teachings of the instant disclosure, which is clinically improved with comparison to slow infusion of a vasodilating compound. Systems, processes and self-expanding designed stents and stent-like members are featured and highlighted. The stents and stent-like members being retrieved, nothing is left in the vessel. Drug-eluting stents, resorbable stents and angiographically imageable coatings, including tantalum brushes over part or all of subject system components are also disclosed.Type: ApplicationFiled: November 6, 2017Publication date: March 1, 2018Inventors: David A. Ferrera, Joshua Benjamin, Pervinder Bhogal, Michael Söderman
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Patent number: 9808359Abstract: Endovascular treatment of, for example, delayed cerebral vasospasm involves the placing of a microcatheter in the affected vessels followed by the teachings of the instant disclosure, which is clinically improved with comparison to slow infusion of a vasodilating compound. Systems, processes and self-expanding designed stents and stent-like members are featured and highlighted. The stents and stent-like members being retrieved, nothing is left in the vessel. Drug-eluting stents, resorbable stents and angiographically imagable coatings, including tantalum brushes over part or all of subject system components are also disclosed.Type: GrantFiled: May 13, 2016Date of Patent: November 7, 2017Assignee: NEURVANA MEDICAL, LLCInventors: David A. Ferrera, Joshua Benjamin, Pervinder Bhogal, Michael Söderman
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Publication number: 20170086992Abstract: Endovascular treatment of, for example, delayed cerebral vasospasm involves the placing of a microcatheter in the affected vessels followed by the teachings of the instant disclosure, which is clinically improved with comparison to slow infusion of a vasodilating compound. Systems, processes and self-expanding designed stents and stent-like members are featured and highlighted. The stents and stent-like members being retrieved, nothing is left in the vessel. Drug-eluting stents, resorbable stents and angiographically imageable coatings, including tantalum brushes over part or all of subject system components are also disclosed.Type: ApplicationFiled: May 13, 2016Publication date: March 30, 2017Inventors: David A. Ferrera, Joshua Benjamin, Pervinder Bhogal, Michael Söderman
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Publication number: 20170020555Abstract: Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself. Immediate blood flow restoration advantageously can facilitate natural lysis of the clot and also can reduce or obviate the concern for distal embolization due to fragmentation of the clot. Several embodiments of the invention provide for progressive, or modular, treatment based upon the nature of the clot. For example, the progressive treatment can include immediate restoration of blood flow, in-situ clot management, and/or clot removal depending on the particular circumstances of the treatment. The in-situ clot management can include, for example, lysis, maceration, and/or removal.Type: ApplicationFiled: April 25, 2016Publication date: January 26, 2017Inventors: David A. Ferrera, Andrew H. Cragg, John Fulkerson
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Patent number: 9387098Abstract: Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself. Immediate blood flow restoration advantageously can facilitate natural lysis of the clot and also can reduce or obviate the concern for distal embolization due to fragmentation of the clot. Several embodiments of the invention provide for progressive, or modular, treatment based upon the nature of the clot. For example, the progressive treatment can comprise a three-step progressive treatment process that includes immediate restoration of blood flow, in-situ clot management, and/or clot removal depending on the particular circumstances of the treatment. The in-situ clot management can include, for example, lysis and maceration. The progressive, or modular, treatment can be provided by a system or kit of one or more treatment devices.Type: GrantFiled: October 15, 2013Date of Patent: July 12, 2016Assignee: COVIDIEN LPInventors: David A. Ferrera, Andrew H. Cragg, John Fulkerson
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Patent number: 9220522Abstract: Systems for treatment of ischemic stroke can include tethered baskets. A basket can be tethered to a pusher or elongate member. A temporary reperfusion device or temporary capture device also can be tethered to the pusher or elongate member.Type: GrantFiled: July 30, 2008Date of Patent: December 29, 2015Assignee: Covidien LPInventors: John Fulkerson, David A. Ferrera
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Patent number: 9198687Abstract: An acute stroke recanalization system and processes include catheter-based improved reconstrainable or tethered neurological devices which are deliverable through highly constricted and tortuous vessels, crossing the zone associated with subject thrombi/emboli, where deployment impacts, addresses or bridges the embolus, compacting the same into luminal walls which enables perfusion and lysis of the embolus, while the improved neurological medical device itself remains contiguous with the delivery system acting as a filter, basket or stand alone stenting mechanism, depending on the status of the embolus and other therapeutic aspects of the treatment being offered for consideration.Type: GrantFiled: May 19, 2008Date of Patent: December 1, 2015Assignee: Covidien LPInventors: John Fulkerson, David A. Ferrera, Andrew Cragg
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Patent number: 8945172Abstract: Devices for restoring blood flow to facilitate lysis of clots and/or enable capture of clots are disclosed. The devices can be configured to be disposed within a lumen of a microcatheter that is inserted within neurovasculature above a carotid siphon to a location of a clot. The devices can include an elongate pusher member and a self-expandable capturing member coupled to a distal end of the elongate pusher member. The capturing member can comprise a generally cylindrical body having an cell structure that is configured to compress the clot against an inner wall of the neurovasculature and capture the clot at least partially on a surface of the generally cylindrical body upon deployment of the capturing member from the microcatheter, thereby restoring blood flow to the neurovasculature downstream of the clot.Type: GrantFiled: December 30, 2011Date of Patent: February 3, 2015Assignee: Covidien LPInventors: David A. Ferrera, Andrew H. Cragg, John Fulkerson
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Patent number: 8945143Abstract: Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself. Immediate blood flow restoration advantageously can facilitate natural lysis of the clot and also can reduce or obviate the concern for distal embolization due to fragmentation of the clot. Several embodiments of the invention provide for progressive, or modular, treatment based upon the nature of the clot. For example, the progressive treatment can include immediate restoration of blood flow, in-situ clot management, and/or clot removal depending on the particular circumstances of the treatment. The in-situ clot management can include, for example, lysis, maceration, and/or removal.Type: GrantFiled: June 24, 2013Date of Patent: February 3, 2015Assignee: Covidien LPInventors: David A. Ferrera, Andrew H. Cragg, John Fulkerson
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Patent number: 8926680Abstract: Devices, methods and systems facilitate and enable vessel wall treatment, particularly at the neck of an aneurysm. A tethered cage-like structure functions in conjunction with supplemental therapies such as a vaso-occlusive coil delivering microcatheter system and/or pharmaceutical delivery, among other things, by stabilizing vessel walls and providing tethered cage-like therapeutic support for treating aneurysms, temporarily or on an implantable basis.Type: GrantFiled: June 10, 2008Date of Patent: January 6, 2015Assignee: Covidien LPInventors: David A. Ferrera, John Fulkerson
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Patent number: 8790363Abstract: The three dimensional, low friction vasoocclusive coil has a portion that is three dimensionally box or cubed shaped. The three dimensional box or cubed shaped portion will form a basket for filling the anatomical cavity at the site in the vasculature to be treated. The vasoocclusive device is formed from at least one strand of a flexible material formed to have a first inoperable, substantially linear configuration for insertion into and through a catheter or cannula to a desired portion of the vasculature to be treated, and a second operable, three dimensional configuration for occluding the desired portion of the vasculature to be treated. The vasoocclusive coil may optionally include a portion that is substantially J-shaped or helically shaped, for filling and reinforcing the three dimensional portion.Type: GrantFiled: May 17, 2006Date of Patent: July 29, 2014Assignee: Depuy Synthes Products, LLCInventors: David A. Ferrera, Daniel Kurz, Peter Wilson, Crystal K. Sein-Lwyn, Lok A. Lei, Joseph A. Horton
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Publication number: 20140155981Abstract: Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself. Immediate blood flow restoration advantageously can facilitate natural lysis of the clot and also can reduce or obviate the concern for distal embolization due to fragmentation of the clot. Several embodiments of the invention provide for progressive, or modular, treatment based upon the nature of the clot. For example, the progressive treatment can include immediate restoration of blood flow, in-situ clot management, and/or clot removal depending on the particular circumstances of the treatment. The in-situ clot management can include, for example, lysis, maceration, and/or removal.Type: ApplicationFiled: June 24, 2013Publication date: June 5, 2014Inventors: David A. Ferrera, Andrew H. Cragg, John Fulkerson
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Publication number: 20140121758Abstract: Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself. Immediate blood flow restoration advantageously can facilitate natural lysis of the clot and also can reduce or obviate the concern for distal embolization due to fragmentation of the clot. Several embodiments of the invention provide for progressive, or modular, treatment based upon the nature of the clot. For example, the progressive treatment can comprise a three-step progressive treatment process that includes immediate restoration of blood flow, in-situ clot management, and/or clot removal depending on the particular circumstances of the treatment. The in-situ clot management can include, for example, lysis and maceration. The progressive, or modular, treatment can be provided by a system or kit of one or more treatment devices.Type: ApplicationFiled: October 15, 2013Publication date: May 1, 2014Applicant: COVIDIEN LPInventors: David A. FERRERA, Andrew H. CRAGG, John FULKERSON