Patents by Inventor Melissa Anenden
Melissa Anenden 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: 20220211930Abstract: The present disclosure is directed to a coaxial cannula assembly including an infusion tube defining a return lumen and having a proximal end and a distal end. The distal end of the infusion tube includes a plurality of infusion openings and a flow restriction member positioned between the plurality of infusion openings and a distal tip of the infusion tube. The cannula assembly also includes a drainage tube co-axially aligned with the infusion tube and having a proximal end and a distal end. The distal end of said drainage tube includes a plurality of drainage openings and a length of the drainage tube is less than a length of the infusion tube. The cannula assembly further includes a drainage lumen defined by a space between said infusion tube and said drainage tube.Type: ApplicationFiled: January 5, 2022Publication date: July 7, 2022Inventors: Melissa Anenden, J. Freddy Hansen, Bill Hodges
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Patent number: 11246727Abstract: A stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first configuration and a second configuration. A proximal constraining arrangement is engaged with a proximal end of the stent and a distal constraining arrangement is engaged with a distal end of the stent, the distal constraining arrangement including a first distal constraining member engaged with a first distal portion of the stent and a second distal constraining member engaged with a second distal portion of the stent. When the stent is in the first configuration, the proximal restraining assembly and the distal restraining assembly applies an axial mechanical force to the distal constraining member.Type: GrantFiled: October 30, 2017Date of Patent: February 15, 2022Assignee: Cook Medical Technologies LLCInventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Patent number: 11141299Abstract: A stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first configuration and a second configuration. A proximal constraining arrangement is engaged with a proximal end of the stent. A distal constraining arrangement is engaged with a distal end of the stent. A release wire is disposed through the elongate shaft and releasably engaged with portion of the proximal constraining arrangement and the distal constraining arrangement member. A handle assembly is operably connected to the proximal constraining arrangement and the distal constraining arrangement, the handle assembly comprising a brake assembly. The proximal arrangement and the distal arrangement are coupled to the brake of the handle.Type: GrantFiled: October 30, 2017Date of Patent: October 12, 2021Assignee: Cook Medical Technologies LLCInventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Patent number: 11141298Abstract: A stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first configuration and a second configuration. A sheath is positioned longitudinally around the inner elongate shaft, the elongate shaft extending coaxially at least partially within the lumen of the sheath is also included. A proximal constraining arrangement is engaged with a proximal end of the stent. A distal constraining arrangement is engaged with a distal end of the stent. A handle assembly comprising an axially moveable outer shuttle, a first inner shuttle operably connected to the proximal constraining arrangement and a second inner shuttle operably connected to the distal constraining arrangement and outer sheath.Type: GrantFiled: October 30, 2017Date of Patent: October 12, 2021Assignee: Cook Medical Technologies LLCInventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Patent number: 10849775Abstract: A stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first configuration and a second configuration. A sheath is positioned longitudinally around the inner elongate shaft, the inner elongate shaft extending coaxially at least partially within the lumen of the outer sheath, the outer sheath moveably positionable relative to the outer elongate shaft. A proximal constraining arrangement is engaged with a proximal end of the stent. A distal constraining arrangement is engaged with a distal end of the stent. A handle assembly is connected to the proximal constraining arrangement, the distal constraining arrangement, and the outer sheath. A brake assembly is positioned within the handle assembly.Type: GrantFiled: October 30, 2017Date of Patent: December 1, 2020Assignee: Cook Medical Technologies LLCInventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Patent number: 10765545Abstract: A stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first configuration and a second configuration. A proximal constraining arrangement is engaged with a proximal end of the stent. A distal constraining arrangement is engaged with a distal end of the stent. The stent delivery system includes a handle assembly comprising a first shuttle operably connected to the proximal constraining arrangement and a second shuttle operably connected to the distal constraining arrangement. A brake assembly positioned is within the handle assembly, the proximal constraining arrangement being coupled to a portion of the brake assembly.Type: GrantFiled: October 30, 2017Date of Patent: September 8, 2020Assignee: Cook Medical Technologies LLCInventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Patent number: 10702408Abstract: A stent delivery system includes an inner elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. An outer elongate shaft including a proximal portion, a distal portion, and first, second, and third lumens. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first configuration and a second configuration. A proximal constraining arrangement is engaged with a proximal end of the stent. A distal constraining arrangement is engaged with a distal end of the stent. The first proximal constraining member is positioned within the first lumen of the outer elongate shaft, the second proximal constraining member is positioned within the second lumen of the outer elongate shaft, and the distal constraining arrangement is positioned within the inner elongate shaft.Type: GrantFiled: October 30, 2017Date of Patent: July 7, 2020Assignee: Cook Medical Technologies LLCInventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Patent number: 10500080Abstract: A stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft. A proximal constraining arrangement is engaged with a proximal end of the stent. A distal constraining arrangement is engaged with a distal end of the stent. A release wire is disposed through the elongate shaft and releasably engaged with portion of the proximal constraining arrangement and the distal constraining arrangement member. A handle assembly comprising a shuttle and a spring arrangement is positioned therein. A first brake assembly is disposed within the handle assembly and a second brake assembly is disposed within the handle assembly proximal to the first brake assembly.Type: GrantFiled: October 30, 2017Date of Patent: December 10, 2019Assignee: Cook Medical Technologies LLCInventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Patent number: 10299950Abstract: A stent delivery system is provided that includes an inner elongate shaft with a lumen and an outer elongate shaft with a lumen, where the inner elongate shaft coaxially extends at least partially within the lumen of the outer elongate shaft. The stent delivery system also a pull member movably disposed along the the inner elongate shaft and first and second restraining members removably secured to the pull member. The stent delivery system also includes a self-expanding stent having an expanded configuration and a collapsed configuration, where the first restraining member is secured to a first portion of the self-expanding stent and the second restraining member is secured to a second portion of the self-expanding stent, thereby securing the self-expanding stent about the outer elongate shaft. Movement of the inner and elongate shafts relative to each other in a first direction applies a tension to the first and second restraining members to move the self-expanding stent to the collapsed configuration.Type: GrantFiled: May 19, 2016Date of Patent: May 28, 2019Assignee: Cook Medical Technologies LLCInventors: Triona Campbell, Colm McElligott, Melissa Anenden, Gerard Treacy
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Publication number: 20180153721Abstract: A stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first configuration and a second configuration. A sheath is positioned longitudinally around the inner elongate shaft, the inner elongate shaft extending coaxially at least partially within the lumen of the outer sheath, the outer sheath moveably positionable relative to the outer elongate shaft. A proximal constraining arrangement is engaged with a proximal end of the stent. A distal constraining arrangement is engaged with a distal end of the stent. A handle assembly is connected to the proximal constraining arrangement, the distal constraining arrangement, and the outer sheath. A brake assembly is positioned within the handle assembly.Type: ApplicationFiled: October 30, 2017Publication date: June 7, 2018Inventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Publication number: 20180116845Abstract: A stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first configuration and a second configuration. A proximal constraining arrangement is engaged with a proximal end of the stent and a distal constraining arrangement is engaged with a distal end of the stent, the distal constraining arrangement including a first distal constraining member engaged with a first distal portion of the stent and a second distal constraining member engaged with a second distal portion of the stent. When the stent is in the first configuration, the proximal restraining assembly and the distal restraining assembly applies an axial mechanical force to the distal constraining member.Type: ApplicationFiled: October 30, 2017Publication date: May 3, 2018Inventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Publication number: 20180116840Abstract: A stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first configuration and a second configuration. A proximal constraining arrangement is engaged with a proximal end of the stent. A distal constraining arrangement is engaged with a distal end of the stent. The stent delivery system includes a handle assembly comprising a first shuttle operably connected to the proximal constraining arrangement and a second shuttle operably connected to the distal constraining arrangement. A brake assembly positioned is within the handle assembly, the proximal constraining arrangement being coupled to a portion of the brake assembly.Type: ApplicationFiled: October 30, 2017Publication date: May 3, 2018Inventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Publication number: 20180116847Abstract: A stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft. A proximal constraining arrangement is engaged with a proximal end of the stent. A distal constraining arrangement is engaged with a distal end of the stent. A release wire is disposed through the elongate shaft and releasably engaged with portion of the proximal constraining arrangement and the distal constraining arrangement member. A handle assembly comprising a shuttle and a spring arrangement is positioned therein. A first brake assembly is disposed within the handle assembly and a second brake assembly is disposed within the handle assembly proximal to the first brake assembly.Type: ApplicationFiled: October 30, 2017Publication date: May 3, 2018Inventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Publication number: 20180116841Abstract: A stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first configuration and a second configuration. A sheath is positioned longitudinally around the inner elongate shaft, the elongate shaft extending coaxially at least partially within the lumen of the sheath is also included. A proximal constraining arrangement is engaged with a proximal end of the stent. A distal constraining arrangement is engaged with a distal end of the stent. A handle assembly comprising an axially moveable outer shuttle, a first inner shuttle operably connected to the proximal constraining arrangement and a second inner shuttle operably connected to the distal constraining arrangement and outer sheath.Type: ApplicationFiled: October 30, 2017Publication date: May 3, 2018Inventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Publication number: 20180116846Abstract: A stent delivery system includes an elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first configuration and a second configuration. A proximal constraining arrangement is engaged with a proximal end of the stent. A distal constraining arrangement is engaged with a distal end of the stent. A release wire is disposed through the elongate shaft and releasably engaged with portion of the proximal constraining arrangement and the distal constraining arrangement member. A handle assembly is operably connected to the proximal constraining arrangement and the distal constraining arrangement, the handle assembly comprising a brake assembly. The proximal arrangement and the distal arrangement are coupled to the brake of the handle.Type: ApplicationFiled: October 30, 2017Publication date: May 3, 2018Inventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Publication number: 20180116848Abstract: A stent delivery system includes an inner elongate shaft including a proximal portion, a distal portion, at least one lumen extending at least partially therethrough, and a stent receiving portion on the distal portion of the elongate shaft. An outer elongate shaft including a proximal portion, a distal portion, and first, second, and third lumens. A stent is positioned on the stent receiving portion of the elongate shaft, the stent having a first configuration and a second configuration. A proximal constraining arrangement is engaged with a proximal end of the stent. A distal constraining arrangement is engaged with a distal end of the stent. The first proximal constraining member is positioned within the first lumen of the outer elongate shaft, the second proximal constraining member is positioned within the second lumen of the outer elongate shaft, and the distal constraining arrangement is positioned within the inner elongate shaft.Type: ApplicationFiled: October 30, 2017Publication date: May 3, 2018Inventors: Vincent McHugo, Triona Campbell, Gerard Treacy, Melissa Anenden, Criostoir O. Bhealtun
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Patent number: 9889027Abstract: A stent delivery system is provided with an inner elongate shaft having a proximal portion and a distal portion and an outer elongate shaft having a lumen extending at least partially therethrough, wherein the proximal portion of the inner elongate shaft is at least partially movably disposed within the lumen. The system also includes a stent positionable about the inner elongate shaft having collapsed and expanded configurations. The system includes a proximal restraining member removably engaged with the outer elongate shaft and attached the stent, and a distal restraining member removably engaged with the inner elongate shaft and attached to the stent. The system also has a proximal biasing member operatively engaged with a distal portion of the outer elongate shaft, a distal biasing member operatively engaged with the distal portion of the inner elongate shaft, and an outer tube with a lumen movably disposed over the inner elongate shaft.Type: GrantFiled: August 26, 2015Date of Patent: February 13, 2018Assignee: Cook Medical Technologies LLCInventors: Triona Campbell, Colm McElligott, Melissa Anenden, Gerard Treacy
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Publication number: 20170056221Abstract: A stent delivery system is provided with an inner elongate shaft having a proximal portion and a distal portion and an outer elongate shaft having a lumen extending at least partially therethrough, wherein the proximal portion of the inner elongate shaft is at least partially movably disposed within the lumen. The system also includes a stent positionable about the inner elongate shaft having collapsed and expanded configurations. The system includes a proximal restraining member removably engaged with the outer elongate shaft and attached the stent, and a distal restraining member removably engaged with the inner elongate shaft and attached to the stent. The system also has a proximal biasing member operatively engaged with a distal portion of the outer elongate shaft, a distal biasing member operatively engaged with the distal portion of the inner elongate shaft, and an outer tube with a lumen movably disposed over the inner elongate shaft.Type: ApplicationFiled: August 26, 2015Publication date: March 2, 2017Inventors: Triona Campbell, Colm McElligott, Melissa Anenden, Gerard Treacy
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Publication number: 20160338865Abstract: A stent delivery system is provided that includes an inner elongate shaft with a lumen and an outer elongate shaft with a lumen, where the inner elongate shaft coaxially extends at least partially within the lumen of the outer elongate shaft. The stent delivery system also a pull member movably disposed along the the inner elongate shaft and first and second restraining members removably secured to the pull member. The stent delivery system also includes a self-expanding stent having an expanded configuration and a collapsed configuration, where the first restraining member is secured to a first portion of the self-expanding stent and the second restraining member is secured to a second portion of the self-expanding stent, thereby securing the self-expanding stent about the outer elongate shaft. Movement of the inner and elongate shafts relative to each other in a first direction applies a tension to the first and second restraining members to move the self-expanding stent to the collapsed configuration.Type: ApplicationFiled: May 19, 2016Publication date: November 24, 2016Inventors: Triona Campbell, Colm McElligott, Melissa Anenden, Gerard Treacy