Patents by Inventor Lionel Stewart MacLean

Lionel Stewart MacLean 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).

  • Publication number: 20230346451
    Abstract: A system for performing a medical procedure in the intestine of a patient comprises a catheter for insertion into the intestine, a console, and a connector configured to operably attach the catheter to the console. The catheter comprises a shaft including a distal portion, and a functional assembly positioned on the distal portion of the shaft. The functional assembly is configured to receive fluid. The console comprises: a fluid reservoir configured to supply the fluid, a first syringe pump assembly configured to deliver the fluid to the functional assembly, a second syringe pump assembly configured to deliver the fluid to the functional assembly, a fluid heater configured to heat the fluid, and a waste fluid reservoir configured to receive the fluid. The system is configured to treat target tissue of the intestine of the patient. Methods of treating target tissue are also provided.
    Type: Application
    Filed: December 6, 2022
    Publication date: November 2, 2023
    Applicant: Fractyl Health, Inc.
    Inventors: Philip Levin, Jay Caplan, Charles Abele, Greg Dierksen, Andrew Hollett, Thomas Kochem, Adam Jaynes, Jeff Johnson, Jeff Lesica, Lionel Stewart Maclean, Sara Morneau, Bruno Piazzarolo, Len Rosberg, Jonathan Seidmann, R. Maxwell Flaherty, J. Christopher Flaherty
  • Patent number: 8597289
    Abstract: A device for sealing a cervical opening includes a support structure, and a seal coupled to the support structure, the seal having a surface for abutting against tissue next to the cervical opening, wherein the seal is tiltable relative to the support structure. A device for sealing a cervical opening includes a support structure, and a member coupled to the support structure, wherein the member is inflatable to create a seal for abutting against cervical tissue. A device for sealing a cervical opening includes a seal having a surface for contacting tissue next to the cervical opening, an opening formed on the surface of the seal, and a vacuum port, wherein the opening is in fluid communication with the vacuum port.
    Type: Grant
    Filed: January 29, 2010
    Date of Patent: December 3, 2013
    Assignee: Cytyc Corporation
    Inventors: Russell K. Layton, Jr., Lionel Stewart MacLean, David Freed, Brian Hanley
  • Publication number: 20100198214
    Abstract: A device for sealing a cervical opening includes a support structure, and a seal coupled to the support structure, the seal having a surface for abutting against tissue next to the cervical opening, wherein the seal is tiltable relative to the support structure. A device for sealing a cervical opening includes a support structure, and a member coupled to the support structure, wherein the member is inflatable to create a seal for abutting against cervical tissue. A device for sealing a cervical opening includes a seal having a surface for contacting tissue next to the cervical opening, an opening formed on the surface of the seal, and a vacuum port, wherein the opening is in fluid communication with the vacuum port.
    Type: Application
    Filed: January 29, 2010
    Publication date: August 5, 2010
    Applicant: CYTYC CORPORATION
    Inventors: Russell K. Layton, JR., Lionel Stewart MacLean, David Freed, Brian Hanley