Title:
フラットプルワイヤを用いかつ編組フラットワイヤ製のトルク転送層を有するステアブルカテーテル
Document Type and Number:
Japanese Patent JP5769422
Kind Code:
B2
Abstract:
A catheter assembly includes an inner liner made of flexible material and an outer layer having a steering mechanism. The steering mechanism includes at least one flat wire and a corresponding lumen through which the flat wire may travel. The steering mechanism may also include at least one pull ring to which the flat wires are attached. A layer of heat shrink material may encompass the outer layer. A braided wire assembly may also be provided in the outer layer, and may be formed by braiding a plurality of flat wires into a wire mesh. The overall cross-section of the catheter assembly is preferably substantially circular. A catheter shaft may include a plurality of segments of differing hardness characteristics. The outer layer typically comprises a melt processing polymer such that the catheter assembly may be laminated using heat.
Inventors:
Heidemann Wayne A.
Fuentes Alan Em.
Steer Richard E.
Cumming sara
Dust dred mark
Fuentes Alan Em.
Steer Richard E.
Cumming sara
Dust dred mark
Application Number:
JP2010538021A
Publication Date:
August 26, 2015
Filing Date:
November 12, 2008
Export Citation:
Assignee:
St. Jude Medical Eight Fibration Division Incorporated
International Classes:
A61M25/00
Foreign References:
| WO2007136981A2 | ||||
| US5906605 |
Attorney, Agent or Firm:
Kaiyu International Patent Office