Patents by Inventor Wouter E. Roorda
Wouter E. Roorda 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).
-
Patent number: 11918206Abstract: A suturing system including an elongate distal member and an elongate proximal member proximal the elongate distal member, the elongate proximal member having a lumen. A needle deployment actuator extends to the elongate distal member and is configured to initiate proximal movement of a needle toward an opening of the elongate proximal member. A guide is disposed within the elongate proximal member, a perimeter of the guide forming a plurality of needle receiving gaps that, when viewed in cross-section, are circumferentially spaced about the deployment actuator with a portion of the guide disposed between adjacent needle receiving gaps extending outwardly towards a wall of the lumen of the elongate proximal member.Type: GrantFiled: August 25, 2021Date of Patent: March 5, 2024Assignee: Abbott Cardiovascular Systems, Inc.Inventors: Laveille Kao Voss, Stephanie Henze, Kristopher M. Konawalik, Leah M. Davis, Wouter E. Roorda
-
Publication number: 20240057995Abstract: A device for closing an opening in a body lumen, the device having a first elongate member with a first lumen, a second elongate member distal the first elongate member, and a needle assembly slidably cooperating with the first elongate member to position a plurality of sutures within the lumen of the first elongate member. The needle assembly includes a needle base and a plurality of needle portions extending from the needle base. Slidable movement of the needle assembly in relation to the first elongate member locates the plurality of sutures selectively mounted to the needle assembly within the first lumen.Type: ApplicationFiled: October 31, 2023Publication date: February 22, 2024Inventors: Wouter E. Roorda, Douglas H. Mehl, Rizza A. Garcia, Timothy C. Reynolds, Dinorah V. Merrill, Dawn Ma, David J. Milazzo, Aaron M. Fortson
-
Patent number: 11877741Abstract: A suturing system including a sheath, a handle assembly proximal the sheath, an elongate body disposed between the sheath and the handle, a plurality of needles disposed distal the elongate body in a pre-deployed configuration and movable into the elongate body in a deployed configuration, each of the plurality of needles including a needle tip, each needle tip being orientated proximally towards the elongate body in the pre-deployed configuration, and a needle capture assembly disposed between a distal end of the elongate body and the handle, the needle capture assembly including two needle engaging edges longitudinally spaced with respect to each other, with each being configured to interlock with at least one of the plurality of needles.Type: GrantFiled: July 23, 2020Date of Patent: January 23, 2024Assignee: Abbott Cardiovascular Systems, Inc.Inventors: Laveille Kao Voss, Aaron M. Fortson, Wouter E. Roorda, Stephanie Henze, Kristopher M. Konawalik, Leah M. Davis
-
Patent number: 11844515Abstract: A medical device including an elongate member extending from a proximal end toward a distal end, the elongate member having a lumen with a longitudinal axis, a hub portion towards the proximal end of the elongate member and configured for a user to hold and manipulate a position of the elongate member, a base portion including a first groove and a second groove separated by an opening, and two wings disposed towards a distal end of the medical device, the two wings being opposite each other across the longitudinal axis and on opposite sides of the base portion, wherein, the two wings are configured to move in relation to the longitudinal axis and wherein each wing has an elongate slot having a closed first end at a location between the base portion and a peripheral end of the wing.Type: GrantFiled: December 22, 2020Date of Patent: December 19, 2023Assignee: Abbott Cardiovascular Systems, Inc.Inventors: Laveille Kao Voss, Aaron M. Fortson, Wouter E. Roorda, Stephanie Henze, Kristopher M. Konawalik, Leah M. Davis
-
Patent number: 11839351Abstract: A device for closing an opening in a body lumen, the device having a first elongate member with a first lumen, a second elongate member distal the first elongate member, and a needle assembly slidably cooperating with the first elongate member to position a plurality of sutures within the lumen of the first elongate member. The needle assembly includes a needle base and a plurality of needle portions extending from the needle base. Slidable movement of the needle assembly in relation to the first elongate member locates the plurality of sutures selectively mounted to the needle assembly within the first lumen.Type: GrantFiled: December 22, 2020Date of Patent: December 12, 2023Assignee: Abbott Cardiovascular Systems, Inc.Inventors: Wouter E. Roorda, Douglas H. Mehl, Rizza A. Garcia, Timothy C. Reynolds, Dinorah V. Merrill, Dawn Ma, David J. Milazzo, Aaron M. Fortson
-
Publication number: 20230380832Abstract: A device for positioning suture through tissue, the device including a proximal elongate member having a longitudinal axis, the proximal elongate member being configured to receive a needle, and a tissue locator disposed distal the proximal elongate member, the tissue locator being coupled to an elongate member extending through the proximal elongate member and including a leg with a needle receiving opening configured to accommodate the needle. Proximal movement of the elongate member compresses the tissue locator and folds the leg of the tissue locator, the leg transitioning from extending longitudinally to extending outwardly in relation to a position of the leg in a pre-compressed state.Type: ApplicationFiled: August 10, 2023Publication date: November 30, 2023Inventors: Wouter E. Roorda, Douglas H. Mehl
-
Patent number: 11759199Abstract: A device for positioning suture through tissue, the device including a proximal elongate member having a longitudinal axis, the proximal elongate member being configured to receive a needle, and a tissue locator disposed distal the proximal elongate member, the tissue locator being coupled to an elongate member extending through the proximal elongate member and including a leg with a needle receiving opening configured to accommodate the needle. Proximal movement of the elongate member compresses the tissue locator and folds the leg of the tissue locator, the leg transitioning from extending longitudinally to extending outwardly in relation to a position of the leg in a pre-compressed state.Type: GrantFiled: July 5, 2021Date of Patent: September 19, 2023Assignee: Abbott Cardiovascular Systems, Inc.Inventors: Wouter E. Roorda, Douglas H. Mehl
-
Patent number: 11647997Abstract: A surgical device for suturing a body lumen is described, as well as methods for suturing tissue employing the surgical device. The device can include a body having a shaft and a foot for insertion into an opening in the body lumen. The device can include tissue ports between the shaft and the foot configured to receive tissue surrounding the opening in the body lumen. The foot can include a suture secured to needle capture devices. The device can include needles that can be advanced through tissue and into the needle capture devices. The needle capture devices can then be withdrawn, thereby harvesting the suture, which can then be used to close the opening in the body lumen.Type: GrantFiled: October 31, 2019Date of Patent: May 16, 2023Assignee: ABBOTT CARDIOVASCULAR SYSTEMS, INC.Inventors: Aaron M. Fortson, Wouter E. Roorda
-
Publication number: 20210378667Abstract: A suturing system including an elongate distal member and an elongate proximal member proximal the elongate distal member, the elongate proximal member having a lumen. A needle deployment actuator extends to the elongate distal member and is configured to initiate proximal movement of a needle toward an opening of the elongate proximal member. A guide is disposed within the elongate proximal member, a perimeter of the guide forming a plurality of needle receiving gaps that, when viewed in cross-section, are circumferentially spaced about the deployment actuator with a portion of the guide disposed between adjacent needle receiving gaps extending outwardly towards a wall of the lumen of the elongate proximal member.Type: ApplicationFiled: August 25, 2021Publication date: December 9, 2021Inventors: Laveille Kao Voss, Stephanie Henze, Kristopher M. Konawalik, Leah M. Davis, Wouter E. Roorda
-
Patent number: 11191935Abstract: The invention pertains to apparatuses, means and methods to promote uptake of biocompatible fluids into a reservoir of an implantable drug delivery system though a porous membrane. Embodiments of the invention promote fluid uptake by creating a pressure differential between the reservoir of the drug delivery device and the biocompatible fluid outside the device.Type: GrantFiled: March 26, 2019Date of Patent: December 7, 2021Assignee: NANO PRECISION MEDICAL, INC.Inventors: Christian S. Eversull, Stephen A. Leeflang, William G. M. Fischer, Wouter E. Roorda
-
Publication number: 20210330319Abstract: A device for positioning suture through tissue, the device including a proximal elongate member having a longitudinal axis, the proximal elongate member being configured to receive a needle, and a tissue locator disposed distal the proximal elongate member, the tissue locator being coupled to an elongate member extending through the proximal elongate member and including a leg with a needle receiving opening configured to accommodate the needle. Proximal movement of the elongate member compresses the tissue locator and folds the leg of the tissue locator, the leg transitioning from extending longitudinally to extending outwardly in relation to a position of the leg in a pre-compressed state.Type: ApplicationFiled: July 5, 2021Publication date: October 28, 2021Inventors: Wouter E. Roorda, Douglas H. Mehl
-
Patent number: 11129791Abstract: Embodiments of the invention include devices, compositions and methods for the controlled release of therapeutic substances, such as drugs. Control over the rate of release of the therapeutic substances from the devices is achieved by the use of nanoporous membranes in which the pore size is matched to the molecular diameter of the therapeutic substances. Some embodiments of the invention achieve zero-order release by the use of membranes with a pore diameter that is more than five times the Stokes' diameter of the therapeutic substance released.Type: GrantFiled: November 29, 2018Date of Patent: September 28, 2021Assignee: NANO PRECISION MEDICAL, INC.Inventors: Adam D. Mendelsohn, Kathleen E Fischer, Tomoyuki Yoshie, Wouter E. Roorda
-
Patent number: 11129610Abstract: A suturing system including an elongate distal member, an elongate proximal member proximal the elongate distal member, and a needle guide disposed between the elongate distal member and the elongate proximal member. A plurality of needles with a needle tip of each needle of the plurality of needles are orientated generally proximally toward a single opening in a distal end of the elongate proximal member. When the needle tip of each of the plurality of needles is at least partially disposed within the single opening, a portion of each needle of the plurality of needles, proximal a distal end of the needle guide, being radially separated by a distance less than a diameter of the elongated proximal member.Type: GrantFiled: December 18, 2018Date of Patent: September 28, 2021Assignee: ABBOTT CARDIOVASCULAR SYSTEMS, INC.Inventors: Laveille Kao Voss, Stephanie Henze, Kristopher M. Konawalik, Leah M. Davis, Wouter E. Roorda
-
Patent number: 11051801Abstract: A closure device for closing an opening in tissue is provided. The closure device includes an elongate member through which needles may be deployed. The closure device also includes a closure element having a foot portion and a needle guide portion. The foot portion and the needle guide portion are each movable between a delivery configuration and a deployed configuration. The foot portion includes cuffs removably mounted thereon and having sutures connected therebetween. The needle guide portion includes needle guide apertures that guide the needles to the cuffs. The needles securely engage the cuffs and draw the cuffs and suture through the lumen wall so that the opening in the lumen wall can be closed with the sutures.Type: GrantFiled: March 14, 2019Date of Patent: July 6, 2021Assignee: ABBOTT CARDIOVASCULAR SYSTEMS, INC.Inventors: Wouter E. Roorda, Douglas H. Mehl
-
Patent number: 10980531Abstract: A closure device for closing an opening in tissue is provided. The closure device includes an elongate member through which needles may be deployed. The closure device also includes a foot portion having one or more feet slidably mounted relative thereto. The feet are movable between a deployed position and a delivery position. The feet include cuffs removably mounted therein, with sutures connected between the cuffs. When the feet are in the deployed position and the needles are advanced, the needles securely engage the cuffs and draw the cuffs and suture through the lumen wall so that the opening in the lumen wall can be closed with the sutures.Type: GrantFiled: August 1, 2018Date of Patent: April 20, 2021Assignee: ABBOTT CARDIOVASCULAR SYSTEMS, INC.Inventors: Wouter E. Roorda, Douglas H. Mehl, Rizza A. Garcia, Timothy C. Reynolds, Dinorah V. Merrill, Dawn Ma, David J. Milazzo, Aaron M. Fortson
-
Publication number: 20210106324Abstract: A device for closing an opening in a body lumen, the device having a first elongate member with a first lumen, a second elongate member distal the first elongate member, and a needle assembly slidably cooperating with the first elongate member to position a plurality of sutures within the lumen of the first elongate member. The needle assembly includes a needle base and a plurality of needle portions extending from the needle base. Slidable movement of the needle assembly in relation to the first elongate member locates the plurality of sutures selectively mounted to the needle assembly within the first lumen.Type: ApplicationFiled: December 22, 2020Publication date: April 15, 2021Inventors: Wouter E. Roorda, Douglas H. Mehl, Rizza A. Garcia, Timothy C. Reynolds, Dinorah V. Merrill, Dawn Ma, David J. Milazzo, Aaron M. Fortson
-
Publication number: 20210106328Abstract: A medical device including an elongate member extending from a proximal end toward a distal end, the elongate member having a lumen with a longitudinal axis, a hub portion towards the proximal end of the elongate member and configured for a user to hold and manipulate a position of the elongate member, a base portion including a first groove and a second groove separated by an opening, and two wings disposed towards a distal end of the medical device, the two wings being opposite each other across the longitudinal axis and on opposite sides of the base portion, wherein, the two wings are configured to move in relation to the longitudinal axis and wherein each wing has an elongate slot having a closed first end at a location between the base portion and a peripheral end of the wing.Type: ApplicationFiled: December 22, 2020Publication date: April 15, 2021Inventors: Laveille Kao Voss, Aaron M. Fortson, Wouter E. Roorda, Stephanie Henze, Kristopher M. Konawalik, Leah M. Davis
-
Publication number: 20200352566Abstract: A suturing system including a sheath, a handle assembly proximal the sheath, an elongate body disposed between the sheath and the handle, a plurality of needles disposed distal the elongate body in a pre-deployed configuration and movable into the elongate body in a deployed configuration, each of the plurality of needles including a needle tip, each needle tip being orientated proximally towards the elongate body in the pre-deployed configuration, and a needle capture assembly disposed between a distal end of the elongate body and the handle, the needle capture assembly including two needle engaging edges longitudinally spaced with respect to each other, with each being configured to interlock with at least one of the plurality of needles.Type: ApplicationFiled: July 23, 2020Publication date: November 12, 2020Inventors: Laveille Kao Voss, Aaron M. Fortson, Wouter E. Roorda, Stephanie Henze, Kristopher M. Konawalik, Leah M. Davis
-
Patent number: 10743864Abstract: A suturing system is provided. In an embodiment, the suturing system includes a sheath having a proximal end and a distal end. A needle is disposed distal the sheath in a pre-deployed configuration with a needle tip of the needle being orientated proximally towards the sheath. A body is disposed within the sheath, the body comprising a guide reducing an outer cross-sectional dimension of the body at the guide and forming a space between the body and the sheath, the guide being configured to receive the needle and direct the needle proximally toward the proximal end of the sheath. A suture is attached to the needle.Type: GrantFiled: April 10, 2018Date of Patent: August 18, 2020Assignee: Abbott Cardiovascular Systems, Inc.Inventors: Laveille Kao Voss, Aaron M. Fortson, Wouter E. Roorda, Stephanie Henze, Kristopher M. Konawalik, Leah M. Davis
-
Publication number: 20200139099Abstract: The invention pertains to apparatuses, means and methods to promote uptake of fluids into a reservoir of an implantable drug delivery system though a porous membrane. Embodiments of the invention promote fluid uptake by creating a pressure differential between the reservoir of the drug delivery device and the environment of the device after implantation, for instance a subcutaneous pocket.Type: ApplicationFiled: January 6, 2020Publication date: May 7, 2020Applicant: Nano Precision Medical, Inc.Inventors: Wouter E. Roorda, William G.M. Fischer, Kathleen Fischer, Adam D. Mendelsohn, Adam Monkowski