Patents by Inventor Gwendoln WATANABE

Gwendoln WATANABE 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).

  • Removing obstructive material from body lumens
    Patent number: 9855067
    Abstract: An apparatus is provided for removing material within a body lumen that includes a catheter including a proximal end, a distal end for introduction into a body lumen, and an aspiration lumen extending therebetween; a guide member extending from the distal end and terminating in a distal tip, the guide member comprising a track adjacent a track lumen extending from the distal tip into the aspiration lumen; and an obstruction clearing device deployable from the guide member and retractable along the track. In addition or alternatively, the apparatus includes a cutting head reciprocable within the aspiration lumen adjacent the distal end for macerating material being aspirated into the aspiration lumen.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: January 2, 2018
    Assignee: Hotspur Technologies, Inc.
    Inventors: Jeffrey A. Krolik, Daryush Mirzaee, James H. Dreher, Juan Domingo, Gwendoln Watanabe
  • APPARATUS AND MEHTODS FOR REMOVING OBSTRUCTIVE MATERIAL FROM BODY LUMENS
    Publication number: 20150119896
    Abstract: An apparatus is provided for removing material within a body lumen that includes a catheter including a proximal end, a distal end for introduction into a body lumen, and an aspiration lumen extending therebetween; a guide member extending from the distal end and terminating in a distal tip, the guide member comprising a track adjacent a track lumen extending from the distal tip into the aspiration lumen; and an obstruction clearing device deployable from the guide member and retractable along the track. In addition or alternatively, the apparatus includes a cutting head reciprocable within the aspiration lumen adjacent the distal end for macerating material being aspirated into the aspiration lumen.
    Type: Application
    Filed: January 8, 2015
    Publication date: April 30, 2015
    Inventors: Jeffrey A. KROLIK, Daryush MIRZAEE, James H. DREHER, Juan DOMINGO, Gwendoln WATANABE