| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an injection needle for accurately injecting a pharmaceutical product to a targetted region. <P>SOLUTION: The injection needle includes an injection needle body (1) comprising an end being a proximal end part (2) connected to a pharmaceutical product transfer unit, and another end being a distal end part (3) penetrated into a human or an animal body. The distal end part (3) is provided with a main bevel (4) which is obliquely cut, and a secondary bevel (5) which is positioned opposite the main bevel (4) and forms an oblique cutting edge. The end part of the secondary bevel (5) crosses the main bevel (4) to form a cutting edge (6) oblique to an axis (A) in the longitudinal direction of the injection needle body (1), and the chip of the cutting edge (6) becomes a chip (7) of the injection needle body (1). <P>COPYRIGHT: (C)2010,JPO&INPIT |
