Patents by Inventor Charles R. Shambaugh
Charles R. Shambaugh 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: 11896814Abstract: An attachment device has a sewing ring frame and a locking mechanism movably mounted on the sewing ring frame. The locking mechanism includes a biasing element projecting from the outer surface of the sewing ring frame and a slide substantially co-planar to the sewing ring frame. The slide further includes a first mating member. Additionally, the locking mechanism includes at least one guide member overlapping the slide and a locking pin disposed between the slide and the sewing ring frame. The biasing element is movably coupled to the locking pin and the slide and is transitionable between a first configuration in which the first mating member is in a disengaged position to a second configuration in which the first mating member is in an engaged position.Type: GrantFiled: February 18, 2021Date of Patent: February 13, 2024Assignee: HeartWare, Inc.Inventor: Charles R. Shambaugh, Jr.
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Patent number: 11648393Abstract: An inflow cannula for an implantable blood pump having an impeller defining a plurality of flow channels, the inflow cannula includes a proximal end a distal end proximate the impeller, the distal end including a protuberance extending outward from the inflow cannula.Type: GrantFiled: January 8, 2021Date of Patent: May 16, 2023Assignee: HeartWare, Inc.Inventors: Mustafa E. Taskin, Charles R. Shambaugh
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Patent number: 11460030Abstract: A connection system for an implantable blood pump including a pump housing having an impeller disposed therein and a motor housing including a motor disposed therein, the motor housing spaced a distance from the pump housing. A flexible outer sheath couples the pump housing to the motor housing, the outer sheath defining a maximum total length between 7 and 10 centimeters. An inner shaft is coaxial with the outer sheath and couples the motor to the impeller.Type: GrantFiled: August 18, 2020Date of Patent: October 4, 2022Assignee: Heartware Inc.Inventors: Charles R. Shambaugh, Jeffrey A. LaRose, Mustafa E. Taskin
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Patent number: 11305103Abstract: A housing having an interior and an exterior. A pump rotor is configured to be received within the interior of the housing, the pump rotor includes a magnet. A stator having a delivery configuration and an operative configuration is included, the stator in the delivery configuration has a delivery diameter, the stator in the operative configuration being configured to be disposed around the exterior of the housing and to form an assembled pump having a diameter greater than the delivery diameter.Type: GrantFiled: January 3, 2020Date of Patent: April 19, 2022Assignee: HeartWare, Inc.Inventors: Jeffrey A. Larose, Gill B. Bearnson, Stanley P. Mack, Charles R. Shambaugh
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Publication number: 20220062617Abstract: A dry disconnect device including a first portion defining an outlet and an outlet portion of a fluid pathway and a female valve disposed within the first portion having an extended position, including the female valve being configured to seal the outlet portion, and a retracted position. A second portion defining an inlet and an inlet portion of the fluid pathway is lockingly engageable with the first portion. A male valve is disposed within the second portion including a male valve transition member configured to translate the male valve from an extended position to a retracted position including the male valve being configured to seal the inlet portion. The extended position of the male valve causes the female valve to transition from the extended position to the retracted position and causes the outlet portion and the inlet portion of the fluid pathway to be in fluid communication with each other.Type: ApplicationFiled: October 13, 2021Publication date: March 3, 2022Inventors: Stanley P. Mack, Charles R. Shambaugh
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Patent number: 11173295Abstract: A dry disconnect device including a first portion defining an outlet and an outlet portion of a fluid pathway and a female valve disposed within the first portion having an extended position, including the female valve being configured to seal the outlet portion, and a retracted position. A second portion defining an inlet and an inlet portion of the fluid pathway is lockingly engageable with the first portion. A male valve is disposed within the second portion including a male valve transition member configured to translate the male valve from an extended position to a retracted position including the male valve being configured to seal the inlet portion. The extended position of the male valve causes the female valve to transition from the extended position to the retracted position and causes the outlet portion and the inlet portion of the fluid pathway to be in fluid communication with each other.Type: GrantFiled: August 4, 2020Date of Patent: November 16, 2021Assignee: HeartWare Inc.Inventors: Stanley P. Mack, Charles R. Shambaugh
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Publication number: 20210339006Abstract: An attachment device has a sewing ring frame and a locking mechanism movably mounted on the sewing ring frame. The locking mechanism includes a biasing element projecting from the outer surface of the sewing ring frame and a slide substantially co-planar to the sewing ring frame. The slide further includes a first mating member. Additionally, the locking mechanism includes at least one guide member overlapping the slide and a locking pin disposed between the slide and the sewing ring frame. The biasing element is movably coupled to the locking pin and the slide and is transitionable between a first configuration in which the first mating member is in a disengaged position to a second configuration in which the first mating member is in an engaged position.Type: ApplicationFiled: February 18, 2021Publication date: November 4, 2021Inventor: Charles R. SHAMBAUGH, JR.
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Publication number: 20210290938Abstract: An inflow cannula for an implantable blood pump having an impeller defining a plurality of flow channels, the inflow cannula includes a proximal end a distal end proximate the impeller, the distal end including a protuberance extending outward from the inflow cannula.Type: ApplicationFiled: January 8, 2021Publication date: September 23, 2021Inventors: Mustafa E. TASKIN, Charles R. SHAMBAUGH
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Patent number: 10864364Abstract: A dry disconnect device including a first portion defining an outlet and an outlet portion of a fluid pathway and a female valve disposed within the first portion having an extended position, including the female valve being configured to seal the outlet portion, and a retracted position. A second portion defining an inlet and an inlet portion of the fluid pathway is lockingly engageable with the first portion. A male valve is disposed within the second portion including a male valve transition member configured to translate the male valve from an extended position to a retracted position including the male valve being configured to seal the inlet portion. The extended position of the male valve causes the female valve to transition from the extended position to the retracted position and causes the outlet portion and the inlet portion of the fluid pathway to be in fluid communication with each other.Type: GrantFiled: October 2, 2018Date of Patent: December 15, 2020Assignee: Heartware, Inc.Inventors: Stanley P Mack, Charles R. Shambaugh
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Publication number: 20200376180Abstract: A connection system for an implantable blood pump including a pump housing having an impeller disposed therein and a motor housing including a motor disposed therein, the motor housing spaced a distance from the pump housing. A flexible outer sheath couples the pump housing to the motor housing, the outer sheath defining a maximum total length between 7 and 10 centimeters. An inner shaft is coaxial with the outer sheath and couples the motor to the impeller.Type: ApplicationFiled: August 18, 2020Publication date: December 3, 2020Inventors: Charles R. Shambaugh, Jeffrey A. LaRose, Mustafa E. Taskin
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Publication number: 20200360680Abstract: A dry disconnect device including a first portion defining an outlet and an outlet portion of a fluid pathway and a female valve disposed within the first portion having an extended position, including the female valve being configured to seal the outlet portion, and a retracted position. A second portion defining an inlet and an inlet portion of the fluid pathway is lockingly engageable with the first portion. A male valve is disposed within the second portion including a male valve transition member configured to translate the male valve from an extended position to a retracted position including the male valve being configured to seal the inlet portion. The extended position of the male valve causes the female valve to transition from the extended position to the retracted position and causes the outlet portion and the inlet portion of the fluid pathway to be in fluid communication with each other.Type: ApplicationFiled: August 4, 2020Publication date: November 19, 2020Inventors: Stanley P. Mack, Charles R. Shambaugh
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Patent number: 10780206Abstract: A connection system for an implantable blood pump including a pump housing having an impeller disposed therein and a motor housing including a motor disposed therein, the motor housing spaced a distance from the pump housing. A flexible outer sheath couples the pump housing to the motor housing, the outer sheath defining a maximum total length between 7 and 10 centimeters. An inner shaft is coaxial with the outer sheath and couples the motor to the impeller.Type: GrantFiled: August 14, 2017Date of Patent: September 22, 2020Assignee: HeartWare, Inc.Inventors: Charles R. Shambaugh, Jeffrey A. Larose, Mustafa E. Taskin
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Patent number: 10731652Abstract: A rotary blood pump includes a casing defining a pumping chamber. The pumping chamber has a blood inlet and a tangential blood outlet. One or more motor stators are provided outside of the pumping chamber. A rotatable impeller is within the pumping chamber and is adapted to cause blood entering the pumping chamber to move to the blood outlet. The impeller has one or more magnetic regions. The impeller is radially constrained in rotation by magnetic coupling to one or more motor stators and is axially constrained in rotation by one or more hydrodynamic thrust bearing surfaces on the impeller.Type: GrantFiled: August 29, 2017Date of Patent: August 4, 2020Assignee: HeartWare, Inc.Inventors: Jeffrey A. LaRose, Charles R. Shambaugh
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Publication number: 20200139030Abstract: A housing having an interior and an exterior. A pump rotor is configured to be received within the interior of the housing, the pump rotor includes a magnet. A stator having a delivery configuration and an operative configuration is included, the stator in the delivery configuration has a delivery diameter, the stator in the operative configuration being configured to be disposed around the exterior of the housing and to form an assembled pump having a diameter greater than the delivery diameter.Type: ApplicationFiled: January 3, 2020Publication date: May 7, 2020Inventors: Jeffrey A. LAROSE, Gill B. BEARNSON, Stanley P. MACK, Charles R. SHAMBAUGH
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Patent number: 10568997Abstract: A connector for connecting an implant device to tissue of a person's body. The connector including a frame having first and second arms. The first and second arms define an opening, where at least a portion of the implant device is inserted through the opening. After insertion, an additional securing member is connected to the frame. The securing member is adapted to receive at least one suture to secure the frame to the tissue. The connector includes an adjuster that is movably connected to the first and second arms, where the adjuster is operable to cause the first and second arms to move toward each other and engage the implant device.Type: GrantFiled: August 2, 2017Date of Patent: February 25, 2020Assignee: HeartWare, Inc.Inventors: Daniel Tamez, Virote Indravudh, Richard A. Marquis, Charles R. Shambaugh, Jeffrey A. Larose
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Patent number: 10556048Abstract: A housing having an interior and an exterior. A pump rotor is configured to be received within the interior of the housing, the pump rotor includes a magnet. A stator having a delivery configuration and an operative configuration is included, the stator in the delivery configuration has a delivery diameter, the stator in the operative configuration being configured to be disposed around the exterior of the housing and to form an assembled pump having a diameter greater than the delivery diameter.Type: GrantFiled: October 24, 2017Date of Patent: February 11, 2020Assignee: HeartWare, Inc.Inventors: Jeffrey A. LaRose, Gill B. Bearnson, Stanley P. Mack, Charles R. Shambaugh
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Patent number: 10549019Abstract: A blood pump casing including a unitary body. The unitary body defines an inlet chamber extending along a first axis and having a first radius perpendicular to the first axis. A transition chamber is connected to the inlet chamber and has a wall extending in a circumferential direction around the first axis, the wall has a major radius and a minor radius from the first axis, the major radius being greater than the first radius. A post extends from the transition chamber into the inlet chamber along the first axis, the post tapers in the direction around the first axis toward the inlet chamber. An outlet is connected to the transition chamber and extends along a second axis transverse to the first axis.Type: GrantFiled: October 27, 2017Date of Patent: February 4, 2020Assignee: HeartWare, Inc.Inventors: Charles R. Shambaugh, Mustafa Ertan Taskin
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Patent number: 10525179Abstract: A blood pump including a housing defining a fluid flow path, an upstream end, a downstream end, and an outlet at the downstream end. A rotor is disposed within the housing and within the fluid flow path, the rotor being rotatable independent of the housing in a first direction and configured to pump blood downstream toward the outlet. The housing defines an inflow cannula at the upstream end, the inflow cannula defining a proximal end proximate the rotor and an opposite distal end. The inflow cannula defines a major longitudinal axis and minor longitudinal axis, the distal end of inflow cannula defines a plurality of slots radially disposed about the distal end, the plurality of slots being at least one from the group consisting of sloped in the first direction with respect to the major longitudinal axis and angled in the first direction with respect to the minor longitudinal axis.Type: GrantFiled: March 29, 2017Date of Patent: January 7, 2020Assignee: HeartWare, Inc.Inventors: Jeffrey A. Larose, Charles R. Shambaugh, Mustafa E. Taskin
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Publication number: 20190328947Abstract: A mechanical circulatory support device includes an inner housing having an inlet end, an outlet end, and a flow path there between. The flow path defines a longitudinal axis. A volute downstream of the outlet end has an outlet port. A rotor mounted within the inner housing upstream of the volute and configured to rotate about the longitudinal axis is included. The volute includes an inner surface having a minimum radius immediately adjacent the rotor and a maximum radius at the outlet port that is larger than the minimum radius.Type: ApplicationFiled: July 9, 2019Publication date: October 31, 2019Inventors: Mustafa Ertan TASKIN, Charles R. SHAMBAUGH, JR.
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Patent number: 10441693Abstract: A blood pump including a housing defining a proximal end, a distal end, and a first axis extending from the proximal end to the distal end. A ferromagnetic rotor is disposed within the housing and configured pump blood in a direction along the first axis. A stator is disposed within housing and around the ferromagnetic rotor, the stator is configured to apply a magnetic force causing rotation of the ferromagnetic rotor, the stator being eccentric to the rotor.Type: GrantFiled: March 31, 2017Date of Patent: October 15, 2019Assignee: HeartWare, Inc.Inventors: Jeffrey A. Larose, Carlos Reyes, Charles R. Shambaugh