Invention Grant
US08998946B2 Blood clot removal device 有权
血液清除装置

  • Patent Title: Blood clot removal device
  • Patent Title (中): 血液清除装置
  • Application No.: US13140403
    Application Date: 2008-12-30
  • Publication No.: US08998946B2
    Publication Date: 2015-04-07
  • Inventor: Massimo Morero
  • Applicant: Massimo Morero
  • Applicant Address: IT Roncadelle (BS)
  • Assignee: Invatec S.p.a.
  • Current Assignee: Invatec S.p.a.
  • Current Assignee Address: IT Roncadelle (BS)
  • International Application: PCT/IT2008/000806 WO 20081230
  • International Announcement: WO2006/084019 WO 20060810
  • Main IPC: A61M29/00
  • IPC: A61M29/00 A61B17/221 A61B17/00 A61B17/22
Blood clot removal device
Abstract:
A blood clot removal device (1), comprising a capture member (2) having a tubular body (3) of prevailing longitudinal extension and provided with a lumen (10) extending longitudinally in said tubular body (3), at least one proximal portion (4), at least one distal portion (5), an apical end (6) of said distal portion (5), and a tip (7); said at least one distal portion (5) of said capture member (2) having at least one helical length (8) provided, with coils (16) wrapped in a helical manner forming a pitch (p) therebetween in the longitudinal direction and adapted to the capture of blood clots (9); an inner cable (11) received in said longitudinal lumen (10) of said tubular body (3) so as to remain within said tubular body (3) helical length (8), said inner cable (11) comprising a proximal length (12) having a proximal maneuvering end (13) and a distal length (14) provided with a tip (15); wherein said tip (15) of said inner cable (11) is secured to said apical end (6) of said capture member (2) tubular body (3), said tip (15) being firmly secured to said apical end (6) so that, when said inner cable (11) is subjected to a relative movement relative to the capture member (2) in the proximal direction, said inner cable (11) brings the tubular body (3) apical end (6) closer to the proximal portion thereof, shortening the pitch (p) of said coils (16) of the helical length (8) of the blood clot (9) capture member (2).
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