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Title:
長い耐用年数のニチノール
Document Type and Number:
Japanese Patent JP2007510064
Kind Code:
A
Abstract:
A high fatigue life superelastic nickel-titanium (nitinol) wire, ribbon, sheet, tubing, or the like is disclosed. The nitinol has a 54.5 to 57.0 weight percent nickel with a balance of titanium composition and has less than 30 percent cold work as a final step after a full anneal and before shape setting heat treatment. Through a rotational beam fatigue test, fatigue life improvement of 37 percent has been observed.

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Inventors:
Anouja, Patel
Jan Howe, Young
Application Number:
JP2006538058A
Publication Date:
April 19, 2007
Filing Date:
October 13, 2004
Export Citation:
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Assignee:
Paracor Medical Incorporated
International Classes:
C22C19/03; A61L27/06; A61L29/02; A61L31/02; C21D1/00; C22F1/10; A61B17/00; A61F2/00; C22F1/00
Domestic Patent References:
JPH0885855A1996-04-02
JPH062059A1994-01-11
Attorney, Agent or Firm:
Kenji Yoshitake
Hiroyuki Nagai
Junpei Okada
Hirohito Katsunuma



 
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