HUMAN SOFT TISSUE CUTTING WIRE, AND METHOD FOR MANUFACTURING SAME

WIPO Patent Application WO/2022/225343

A1

A human soft tissue cutting wire, and a method for manufacturing same according to an embodiment of the present invention comprises: a first step of forming a first stranded wire by using a plurality of wires; a second step of forming a second stranded wire by using the first stranded wire; a third step of washing the second stranded wire by using acetone and alcohol; a fourth step of mounting the second stranded wire having undergone the third step to an arc deposition equipment equipped with a cathode arc source; a fifth step of forming a vacuum of 10-6Torr or less inside an vacuum equipment; a sixth step of cleaning the second stranded wire having undergone the fourth step in the vacuum equipment; and a seventh step of forming, in an environment where the internal temperature of the vacuum equipment is 400 degrees Celsius, a hard film on the surface of the second stranded wire (3) by using a compound containing titanium nitride (TiN).

KWON HAN JIN (KR)
HAM JUNG RYUL (KR)
KIM JAE MIN (KR)
KIM IN JONG (KR)

PCT/KR2022/005706

October 27, 2022

April 21, 2022

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SMART WIRE CO LTD (KR)

A61B17/32; A61B17/00; A61L31/02; A61L31/08; B21F7/00; B21F45/00; C23C14/02; C23C14/06; C23C14/32

US20200046400A1	2020-02-13
KR20130076420A	2013-07-08
KR20050069940A	2005-07-05
KR102327714B1	2021-11-18
US10213222B2	2019-02-26

HUANG DA, HE WEIFENG, CAO XIN, JIAO YANG: "Investigations in Anti-Impact Performance of TiN Coatings Prepared by Filtered Cathodic Vacuum Arc Method under Different Substrate Temperatures", COATINGS, vol. 10, no. 9, pages 840, XP055979044, DOI: 10.3390/coatings10090840

BLT PATENT & LAW FIRM (KR)

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