50 patents
Utility
Guidewire Loading Assist Tool for Intravascular Blood Pumps
28 Dec 23
The present invention provides a guidewire assist tool for use in providing a smooth back loading of a guide wire through an intravascular blood pump such as a VAD, LVAD or RVAD.
Victor L. Schoenle, Joseph P. Higgins, Matthew H. Hanson
Filed: 28 Jun 22
Utility
Guide Extension Catheters
7 Dec 23
A guide extension catheter comprising a proximal reinforcing section that is completely surrounded by, or encased within, a polymer covering or coating the proximal reinforcing section, and further comprising an exemplary semi-circular flared section disposed proximal to the proximal reinforcing section, wherein the flare is interrupted by a flattened bottom.
Bruce H. Asmus, Jeffrey A. McBroom, Jared W. Connelly, Craig Stowell, Christopher J. Gotz, Daniel J. Vreeman, Kristen M. Rauscher
Filed: 29 Jun 22
Utility
Devices and methods for generating orbital motion in drive shafts for rotational medical devices
22 Aug 23
Devices, methods and systems are described that enable achieving a working diameter that is greater than a resting diameter and to stimulate fluid circulation during high-speed rotation.
Joseph P. Higgins, Kayla J. Eichers, Jeffrey R. Stone
Filed: 7 Oct 19
Utility
Systems, Methods and Devices for Removal of Thrombus And/or Soft Plaque with Asymmetric Mass Distribution Within Working Region of Impeller
23 Mar 23
A thrombectomy system is provided that, in various embodiments, a rotating impeller that may be translated within limits along a guidewire and within a catheter.
Joseph P. Higgins, Nicholas W. Rydberg, Matthew D. Cambronne, Jeffrey R. Stone
Filed: 29 Nov 22
Utility
Intravascular blood pump with external motor and centrifugal force-driven expansion of impeller blades and/or expandable and collapsible impeller housing
23 Mar 23
The present invention provides an intravascular blood pump system with an external motor and comprising an impeller housing and/or impeller blade(s) that may be expandable and collapsible.
Joseph P. Higgins, Jeffrey R. Stone
Filed: 1 Dec 22
Utility
Intravascular pump without inducer and centrifugal force-driven expansion of impeller blades and/or expandable and collapsible impeller housing
3 Jan 23
The present invention provides an intravascular blood pump comprising an impeller housing and/or impeller blade(s) that may be expandable and collapsible.
Joseph P. Higgins, Jeffrey R. Stone
Filed: 29 Jul 19
Utility
Systems, methods and devices for removal of thrombus and/or soft plaque with asymmetric mass distribution within working region of impeller
13 Dec 22
A thrombectomy system is provided that, in various embodiments, a rotating impeller that may be translated within limits along a guidewire and within a catheter.
Joseph P. Higgins, Nicholas W. Rydberg, Matthew D. Cambronne, Jeffrey R. Stone
Filed: 20 Aug 21
Utility
Echolucent Intravascular Cannula and Echolucent Locating of Portions of Intravascular Medical Devices
8 Dec 22
A medical tube or cannula comprising enhanced imaging structure and/or materials is provided.
Joseph P. Higgins, Grant A. Adams, Ric A. Gould
Filed: 17 May 22
Utility
Intravascular Blood Pump and Hemodynamic Support System with Blood Flow Pulsatility Validity Monitoring and Invalidity Detection with Alarm
8 Dec 22
A medical device with an implantable blood pump and a control and sensing unit configured to determine the flow rate generated by the blood pump when driven by an electric motor, wherein the flow rate is determined using peak-to-peak current data generated by the electric motor and, in some cases, associated heart rate data.
Joseph P. Higgins, Benjamin D. Haselman, Gregory B. Ingersoll, Matthew W. Tilstra, Brian P. Schmalz, Kayla J. Eichers-Lundberg
Filed: 7 Apr 22
Utility
Gearless cannulated motor assembly and system for rotational atherectomy
6 Dec 22
A gearless rotational motor comprising a motor drive shaft adapted to be rotated by the gearless rotational motor, the motor drive shaft having a lumen, a proximal end extending proximally from the motor and a distal end extending distally away from the motor.
Henisha A. Dhandhusaria, Matthew W. Tilstra
Filed: 22 Feb 18
Utility
System, Device, and Method for Interrupted Dual Action (Sanding and Cutting) Forces with Continual Maceration and Aspiration
10 Nov 22
A rotational atherectomy device includes a drive shaft, a cutter mechanism coupled to the drive shaft and configured to cut occlusive material from a lesion, and a multi-stage macerator coupled to the drive shaft and configured to macerate cut occlusive material into a fine slurry.
Victor L. Schoenle, Joseph P. Higgins
Filed: 21 Jul 22
Utility
Rotational Systems Comprising a Polymer Driveshaft
10 Nov 22
Various embodiments of devices and systems comprising a polymer driveshaft for use in high-speed rotational medical procedures, e.g., atherectomy, are disclosed.
Preston L. Grothe, Matthew D. Cambronne, Joseph P. Higgins, William F. Kuester, III, Benjamin Haselman, Joshua J. Cranston, Ric A. Gould, Nicholas W. Rydberg
Filed: 25 Jul 22
Utility
Rotational systems comprising a polymer driveshaft
6 Sep 22
Various embodiments of devices and systems comprising a polymer driveshaft for use in high-speed rotational medical procedures, e.g., atherectomy, are disclosed.
Preston L. Grothe, Matthew D. Cambronne, Joseph P. Higgins, William F. Kuester, III, Benjamin Haselman, Joshua J. Cranston, Ric A. Gould, Nicholas W. Rydberg
Filed: 25 Mar 19
Utility
Atherectomy System Current Sensing, Processing and Display
25 Aug 22
The present invention comprises at least sensing, monitoring, and display of motor current which is then used in various embodiments of a rotational atherectomy device to determine and/or predict, among other things, treatment progression, treatment completion, optimal rotational speed, optimal advancement or traversal speed during treatment, whether stall appears imminent, and/or reacting to stop motor rotation before a stall occurs.
Nicholas Ellering, Jacob P. Draxler, Matthew W. Tilstra, Joseph P. Higgins
Filed: 24 Feb 22
Utility
Drive Shaft Design, Conditioning and Stabilization Methods for Rotational Medical Devices
11 Aug 22
A flexible drive shaft assembly is provided for an intravascular medical device, for example and without limitation, a blood pump, a rotational atherectomy device, or a rotational thrombectomy device.
Benjamin D. Haselman, Tristan A. Van de Moortele, Matthew W. Hanson
Filed: 10 Feb 22
Utility
System, device, and method for interrupted dual action (sanding and cutting) forces with continual maceration and aspiration
9 Aug 22
A rotational atherectomy device includes a drive shaft, a cutter mechanism coupled to the drive shaft and configured to cut occlusive material from a lesion, and a multi-stage macerator coupled to the drive shaft and configured to macerate cut occlusive material into a fine slurry.
Victor L. Schoenle, Joseph P. Higgins
Filed: 28 Oct 19
Utility
Devices, systems and methods for enhancing intraluminal drug delivery and uptake
31 May 22
The present disclosure generally relates to methods, devices and systems relating to applying drugs or therapeutic agents to biological conduits, e.g., vascular lumens.
Victor L. Schoenle, Matthew D. Cambronne, Brittany N. Pusey, Jeffrey A. McBroom
Filed: 7 Mar 19
Utility
Drive shaft with metallic inner layer and polymer jacket
8 Mar 22
Various embodiments of devices and systems comprising a driveshaft for use in high-speed rotational medical procedures; e.g., atherectomy, are disclosed.
Preston L. Grothe, Matthew D. Cambronne, Joseph P. Higgins, Jeffrey R. Stone
Filed: 3 Mar 20
Utility
Systems, Methods and Devices for Removal of Thrombus And/or Soft Plaque with Asymmetric Mass Distribution Within Working Region of Impeller
3 Mar 22
A thrombectomy system is provided that, in various embodiments, a rotating impeller that may be translated within limits along a guidewire and within a catheter.
Joseph P. Higgins, Nicholas W. Rydberg, Matthew D. Cambronne, Jeffrey R. Stone
Filed: 20 Aug 21
Utility
Intravascular pump with expandable and collapsible inlet region and methods thereof
11 Jan 22
The present invention provides an intravascular blood pump comprising a housing region that may be expandable and collapsible, wherein the expandable housing region includes the inlet to the pump and wherein the distal diameter of the expandable housing region, including the inlet, is larger than a proximal diameter of the expandable housing region.
Joseph P. Higgins, Matthew W. Tilstra, Benjamin D. Haselman, Matthew D. Cambronne, Tristan A. Van de Moortele
Filed: 29 Jul 19