| 摘要 |
PURPOSE: A cannular for medical treatment is provided to prevent the skin damage or the side effect caused by a drug or a filling material without using the drug or the filling material when processes the end part of the suction bar of cannular. CONSTITUTION: A pipe(100) is fixed to a rotary type fixing chuck(200) and rotates the fixing chuck. A tailstock(300) in which a processed groove(301) of a cone shape is formed moves. At least one through-hole(31) is formed at the boundary surface of the suction bar(30). The processed groove formed in a tailstock is formed into the cone shape as coming to the end part. If the pipe end part is sealed, the end part of the pipe is pipe-shrunk.
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