Invention Grant
US08523842B2 Dual-lumen catheter with contrastradiography sections to identify the lumens 有权
双腔导管与对侧剖面识别腔

  • Patent Title: Dual-lumen catheter with contrastradiography sections to identify the lumens
  • Patent Title (中): 双腔导管与对侧剖面识别腔
  • Application No.: US11664307
    Application Date: 2005-10-04
  • Publication No.: US08523842B2
    Publication Date: 2013-09-03
  • Inventor: Masanobu Iguchi
  • Applicant: Masanobu Iguchi
  • Applicant Address: CH
  • Assignee: Covidien AG
  • Current Assignee: Covidien AG
  • Current Assignee Address: CH
  • Agent John Paul Mello, Esq.
  • Priority: JP2004-290209 20041001
  • International Application: PCT/EP2005/010676 WO 20051004
  • International Announcement: WO2006/037608 WO 20060413
  • Main IPC: A61M25/098
  • IPC: A61M25/098
Dual-lumen catheter with contrastradiography sections to identify the lumens
Abstract:
A catheter has an outer peripheral portion (15) in the form of a tube and an internal wall (16, 26) within the tube forming a plurality of lumens (11a, 11b, 21a, 21b). Axially extending linear contrastradiography sections (17a, 17b, 27a, 27b) of radiopaque material are formed at a plurality of intersection points between the outer peripheral section and the wall, the peripheral extent (a, b) of the respective contrastradiography sections being different.
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