Title:
MEDICAL DEVICE AND METHOD FOR MANUFACTURING MEDICAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2014/203336
Kind Code:
A1
Abstract:
Provided are: a medical device which not only has excellent flexibility but also excellent anti-interfacial peeling effects between members adjacent in a radial direction; and a method for manufacturing the medical device. Such a medical device is formed by a tubular main body (210) of a catheter (200) which is the medical device comprising: an inner layer (211) having a main lumen (220) therein; a coil layer (230) formed by winding a wire (231) that is non-circular in cross-sectional shape in a longitudinal direction; an outer layer (212); and a sub lumen (280) through which an operating line (270) is inserted. The wire (231) of the coil layer (230) has an arc-shaped inner edge (B) in cross-sectional shape in longitudinal section of the catheter (200), has a maximum width direction in the cross-sectional shape that is slanted at an angle to the longitudinal direction, and is wound such that the wire (231) fits into the inner layer (211) and outer layer (212).
Inventors:
TANAKA HAYAO (JP)
KANEMASA KENICHI (JP)
YAMAGUCHI KENJIRO (JP)
MATSUBUCHI HIROSHI (JP)
KANEMASA KENICHI (JP)
YAMAGUCHI KENJIRO (JP)
MATSUBUCHI HIROSHI (JP)
Application Number:
PCT/JP2013/066741
Publication Date:
December 24, 2014
Filing Date:
June 18, 2013
Export Citation:
Assignee:
SUMITOMO BAKELITE CO (JP)
International Classes:
A61M25/14
Foreign References:
| US20110245775A1 | 2011-10-06 | |||
| JP2009207533A | 2009-09-17 | |||
| JPS57173065A | 1982-10-25 | |||
| JP2004321838A | 2004-11-18 | |||
| JP2012139345A | 2012-07-26 |
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
Sumio Tanai (JP)
Sumio Tanai (JP)
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