发明申请
US20070167934A1 Sheath removal hole closing device using laser welding scheme
审中-公开
使用激光焊接方案的护套去除孔关闭装置
- 专利标题： Sheath removal hole closing device using laser welding scheme
- 专利标题（中）： 使用激光焊接方案的护套去除孔关闭装置
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申请号： US10589803申请日： 2005-02-21
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公开(公告)号： US20070167934A1公开(公告)日： 2007-07-19
- 发明人: Tsunenori Arai , Noriko Usami
- 申请人： Tsunenori Arai , Noriko Usami
- 申请人地址： JP YOKOHAMA-SHI 223-8522
- 专利权人： KEIO UNIVERSITY
- 当前专利权人： KEIO UNIVERSITY
- 当前专利权人地址： JP YOKOHAMA-SHI 223-8522
- 优先权： JP2004-045204 20040220
- 国际申请： PCT/JP05/03239 WO 20050221
- 主分类号： A61B18/18
- IPC分类号： A61B18/18
摘要：
To provide a device and method for closing a sheath removal hole formed for introducing a vessel catheter by laser welding when diagnosis or treatment inside a blood vessel is performed by means of the catheter. The device for closing the sheath removal hole formed in the wall of the blood vessel by laser welding, comprising welding laser generating means, means for transmitting the welding laser, and means for monitoring the position of an end of the welding laser transmitting means, wherein the welding laser is radiated when the end of the welding laser transmitting means is located in the vessel wall.