EVERTED SHEATH THROMBECTOMY DEVICE

• US 20100249815A1
• Filed: 03/25/2009
• Published: 09/30/2010
• Est. Priority Date: 03/25/2009
• Status: Abandoned Application

• Current Assignee: Cook Incorporated (Cook Group Incorporated)
• Original Assignee: Cook Incorporated (Cook Group Incorporated)
• Inventors: Jantzen, Alexandra E., Parker, Fred T.
• Application Number:
  US12/411,049
• Publication Number:
  US 20100249815A1
• Time in Patent Office: Days
• US Class Current: 606/159
• CPC Class Codes: A61B 17/22031 Gripping instruments, e.g. forceps, for removing or smashing calculi A61B17/221 takes precedence
• CPC Class Codes: A61B 17/3207 Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions A61B17/32037 takes precedence; endoscopic cutting instruments A61B17/320016
• CPC Class Codes: A61B 2017/2215 having an open distal end
• CPC Class Codes: A61B 2017/320008 Scrapers
• CPC Class Codes: A61B 2017/320716 comprising means for preventing embolism by dislodged material
• CPC Class Codes: A61B 2017/3435 using everted sleeves

Abstract

A medical device for removing a thrombus includes an outer sheath and an inner catheter. The inner catheter is disposed within the inner lumen of the outer sheath. The device also includes a rollsock which is everted upon itself and connected to the distal ends of the outer sheath and inner catheter. A scraping device is attached to the outer surface of the rollsock, such that when the outer sheath is moved relative to the inner catheter the scraping device is exposed to an inner surface of a body vessel.

Claims

12-1. The medical device of claim 12 wherein said scraping device is selected from the group consisting of a plurality of coils, a plurality of barbs, and a plurality of cut coils.