TUBULAR FABRIC AND BASE MATERIAL FOR MEDICAL USE USING SAME

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United States of America Patent

APP PUB NO 20210238774A1
SERIAL NO

17049144

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Provided is a tubular fabric that has a homogeneous structure along its outer circumference and excellent shape-stability and that is useful as hoses for transferring a fluid or powder or for protecting linear materials such as a wire, a cable, and a conduit, tubular filters, and medical base materials such as an artificial blood vessel. The tubular fabric includes a wall part that is woven by interlacing a warp yarn and a weft yarn and that has a double weave structure, a weft yarn in an outer layer and a weft yarn in an inner layer being not intersected with each other. The tubular fabric preferably has a circularity c of 0.8 or more and 1.2 or less, the circularity c being represented by the following equation of an outer diameter b perpendicular to an outer diameter a with respect to the outer diameter a, the outer diameter a being obtained by measuring a location corresponding to a fabric width A in weaving of the tubular fabric.

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Patent Owner(s)

Patent OwnerAddress
TORAY INDUSTRIES INCTOKYO

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tanaka, Nobuaki Osaka-shi, Osaka, JP 70 615
Yamada, Satoshi Otsu-shi, Shiga, JP 285 3712

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