Patents by Inventor James B. Laudenslager

James B. Laudenslager 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).

  • Methods and devices for treatment of stenosis of arteriovenous fistula shunts
    Patent number: 11730929
    Abstract: Devices and methods are discussed directed to the use of a low profile laser ablation catheter for use in laser ablation removal of arterial plaque blockages to restore blood flow in the treatment of arteriovenous fistulas. Also discussed are devices and methods directed to packaging, long term storage and sterilization of liquid core ablation catheters.
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: August 22, 2023
    Inventors: James B. Laudenslager, Dean S. Irwin
  • LASER ABLATION CATHETER WITH OUTER JACKET SUPPORT
    Publication number: 20230089786
    Abstract: Outer jacket support embodiments for laser ablation catheter embodiments are discussed herein. In some cases, such outer jacket support embodiments may be useful for improving the robustness and performance of laser ablation catheters.
    Type: Application
    Filed: February 23, 2021
    Publication date: March 23, 2023
    Inventors: Brian MARSH, James B. LAUDENSLAGER
  • LASER ABLATION CATHETERS HAVING EXPANDED DISTAL TIP WINDOWS FOR EFFICIENT TISSUE ABLATION
    Publication number: 20220175450
    Abstract: Laser ablation catheters and methods of using same for efficient tissue ablation are disclosed. In some cases, laser ablation catheter embodiments may include expanded distal tips that allow for beam energy expansion and reduce dead space at the distal cutting surface of the laser ablation catheter.
    Type: Application
    Filed: February 22, 2022
    Publication date: June 9, 2022
    Inventors: James B. LAUDENSLAGER, Dean S. IRWIN
  • Laser ablation catheters having expanded distal tip windows for efficient tissue ablation
    Patent number: 11284941
    Abstract: Laser ablation catheters and methods of using same for efficient tissue ablation are disclosed. In some cases, laser ablation catheter embodiments may include expanded distal tips that allow for beam energy expansion and reduce dead space at the distal cutting surface of the laser ablation catheter.
    Type: Grant
    Filed: January 3, 2020
    Date of Patent: March 29, 2022
    Assignee: RA MEDICAL SYSTEMS, INC.
    Inventors: James B. Laudenslager, Dean S. Irwin
  • Small flexible liquid core catheter for laser ablation in body lumens and methods for use
    Patent number: 11241519
    Abstract: Embodiments relate to the design and use of a low profile ablation catheter with a liquid core for use in laser ablation removal of arterial plaque blockages to restore blood flow.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: February 8, 2022
    Assignee: RA MEDICAL SYSIEMS, INC.
    Inventors: James B. Laudenslager, Dean S. Irwin
  • LIQUID FILLED ABLATION CATHETER WITH OVERJACKET
    Publication number: 20210378737
    Abstract: Outer jacket embodiments for reinforcing liquid core laser ablation catheter embodiments discussed herein may be used to improve the robustness of the laser ablation catheter embodiments. Method embodiments for making reinforced laser ablation catheters having outer jackets are also discussed.
    Type: Application
    Filed: August 20, 2021
    Publication date: December 9, 2021
    Inventors: Zachary WOOD, James B. LAUDENSLAGER
  • Liquid filled ablation catheter with overjacket
    Patent number: 11147616
    Abstract: Outer jacket embodiments for reinforcing liquid core laser ablation catheter embodiments discussed herein may be used to improve the robustness of the laser ablation catheter embodiments. Method embodiments for making reinforced laser ablation catheters having outer jackets are also discussed.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: October 19, 2021
    Assignee: RA MEDICAL SYSTEMS, INC.
    Inventors: Zachary Wood, James B. Laudenslager
  • Small flexible liquid core catheter for laser ablation in body lumens and methods for use
    Patent number: 11123458
    Abstract: Embodiments relate to the design and use of a low profile ablation catheter with a liquid core for use in laser ablation removal of arterial plaque blockages to restore blood flow.
    Type: Grant
    Filed: June 6, 2017
    Date of Patent: September 21, 2021
    Assignee: RA MEDICAL SYSTEMS, INC.
    Inventors: James B. Laudenslager, Dean S. Irwin, Cesar Diaz
  • METHODS AND DEVICES FOR TREATMENT OF STENOSIS OF ARTERIOVENOUS FISTULA SHUNTS
    Publication number: 20210252258
    Abstract: Devices and methods are discussed directed to the use of a low profile laser ablation catheter for use in laser ablation removal of arterial plaque blockages to restore blood flow in the treatment of arteriovenous fistulas. Also discussed are devices and methods directed to packaging, long term storage and sterilization of liquid core ablation catheters.
    Type: Application
    Filed: April 30, 2021
    Publication date: August 19, 2021
    Inventors: James B. LAUDENSLAGER, Dean S. IRWIN
  • Methods and devices for treatment of stenosis of arteriovenous fistula shunts
    Patent number: 11020570
    Abstract: Devices and methods are discussed directed to the use of a low profile laser ablation catheter for use in laser ablation removal of arterial plaque blockages to restore blood flow in the treatment of arteriovenous fistulas. Also discussed are devices and methods directed to packaging, long term storage and sterilization of liquid core ablation catheters.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: June 1, 2021
    Assignee: RA MEDICAL SYSTEMS, INC.
    Inventors: James B. Laudenslager, Dean S. Irwin
  • DEVICES AND METHOD OF PRODUCING LARGER LUMENS WITH HIGH ENERGY PULSED ULTRAVIOLET LASER ABLATION
    Publication number: 20210015978
    Abstract: Embodiments relate to the design and use of a low profile ablation catheter with a liquid core for use in laser ablation removal of arterial plaque blockages to restore blood flow.
    Type: Application
    Filed: September 22, 2020
    Publication date: January 21, 2021
    Inventors: James B. LAUDENSLAGER, Dean S. IRWIN
  • SMALL FLEXIBLE LIQUID CORE CATHETER FOR LASER ABLATION IN BODY LUMENS AND METHODS FOR USE
    Publication number: 20200230294
    Abstract: Embodiments relate to the design and use of a low profile ablation catheter with a liquid core for use in laser ablation removal of arterial plaque blockages to restore blood flow.
    Type: Application
    Filed: April 8, 2020
    Publication date: July 23, 2020
    Inventors: James B. LAUDENSLAGER, Dean S. IRWIN, Cesar M. DIAZ
  • LASER ABLATION CATHETERS HAVING EXPANDED DISTAL TIP WINDOWS FOR EFFICIENT TISSUE ABLATION
    Publication number: 20200138517
    Abstract: Laser ablation catheters and methods of using same for efficient tissue ablation are disclosed. In some cases, laser ablation catheter embodiments may include expanded distal tips that allow for beam energy expansion and reduce dead space at the distal cutting surface of the laser ablation catheter.
    Type: Application
    Filed: January 3, 2020
    Publication date: May 7, 2020
    Inventors: James B. Laudenslager, Dean S. Irwin
  • Laser ablation catheters having expanded distal tip windows for efficient tissue ablation
    Patent number: 10555772
    Abstract: Laser ablation catheters and methods of using same for efficient tissue ablation are disclosed. In some cases, laser ablation catheter embodiments may include expanded distal tips that allow for beam energy expansion and reduce dead space at the distal cutting surface of the laser ablation catheter.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: February 11, 2020
    Assignee: Ra Medical Systems, Inc.
    Inventors: James B. Laudenslager, Dean S. Irwin
  • SMALL FLEXIBLE LIQUID CORE CATHETER FOR LASER ABLATION IN BODY LUMENS AND METHODS FOR USE
    Publication number: 20190374684
    Abstract: Embodiments relate to the design and use of a low profile ablation catheter with a liquid core for use in laser ablation removal of arterial plaque blockages to restore blood flow.
    Type: Application
    Filed: August 23, 2019
    Publication date: December 12, 2019
    Inventors: James B. LAUDENSLAGER, Dean S. IRWIN
  • METHODS AND DEVICES FOR TREATMENT OF STENOSIS OF ARTERIOVENOUS FISTULA SHUNTS
    Publication number: 20190336732
    Abstract: Devices and methods are discussed directed to the use of a low profile laser ablation catheter for use in laser ablation removal of arterial plaque blockages to restore blood flow in the treatment of arteriovenous fistulas. Also discussed are devices and methods directed to packaging, long term storage and sterilization of liquid core ablation catheters.
    Type: Application
    Filed: July 3, 2019
    Publication date: November 7, 2019
    Applicant: Ra Medical Systems, Inc.
    Inventors: James B. LAUDENSLAGER, Dean S. IRWIN
  • LIQUID FILLED ABLATION CATHETER WITH OVERJACKET
    Publication number: 20190290356
    Abstract: Outer jacket embodiments for reinforcing liquid core laser ablation catheter embodiments discussed herein may be used to improve the robustness of the laser ablation catheter embodiments. Method embodiments for making reinforced laser ablation catheters having outer jackets are also discussed.
    Type: Application
    Filed: March 20, 2019
    Publication date: September 26, 2019
    Applicant: Ra Medical Systems, Inc.
    Inventors: Zachary WOOD, James B. LAUDENSLAGER
  • Methods and devices for treatment of stenosis of arteriovenous fistula shunts
    Patent number: 10384038
    Abstract: Devices and methods are discussed directed to the use of a low profile laser ablation catheter for use in laser ablation removal of arterial plaque blockages to restore blood flow in the treatment of arteriovenous fistulas. Also discussed are devices and methods directed to packaging, long term storage and sterilization of liquid core ablation catheters.
    Type: Grant
    Filed: October 2, 2017
    Date of Patent: August 20, 2019
    Assignee: Ra Medical Systems, Inc.
    Inventors: James B. Laudenslager, Dean S. Irwin
  • Methods and devices for treatment of stenosis of arteriovenous fistula shunts
    Patent number: 10322266
    Abstract: Devices and methods are discussed directed to the use of a low profile laser ablation catheter for use in laser ablation removal of arterial plaque blockages to restore blood flow in the treatment of arteriovenous fistulas. Also discussed are devices and methods directed to packaging, long term storage and sterilization of liquid core ablation catheters.
    Type: Grant
    Filed: October 2, 2017
    Date of Patent: June 18, 2019
    Assignee: Ra Medical Systems, Inc.
    Inventors: James B. Laudenslager, Dean S. Irwin
  • Package for extended shelf life of liquid core catheters
    Patent number: 10245417
    Abstract: Devices and methods are discussed directed to the use of a low profile laser ablation catheter for use in laser ablation removal of arterial plaque blockages to restore blood flow in the treatment of arteriovenous fistulas. Also discussed are devices and methods directed to packaging, long term storage and sterilization of liquid core ablation catheters.
    Type: Grant
    Filed: October 2, 2017
    Date of Patent: April 2, 2019
    Assignee: RA MEDICAL SYSTEMS, INC.
    Inventors: James B. Laudenslager, Dean S. Irwin