| 摘要 |
<p>A user is prevented from being punctured with the tip of a needle tube by mistake after medicament administration or at the time of discard. A medicament injection device is provided with the needle tube (2) having a tip capable of puncturing a living body and a hub (3) which supports the needle tube (2). Moreover, the medicament injection device is provided with: a stabilizing portion (6) which is disposed so as to cover the surrounding of the needle tube (2) therewith while the tip of the needle tube (2) projects and comprises an end face (6c) which makes contact with the skin when puncturing the living body with the needle tube (2); and housing portions (7, 8). The housing portions (7, 8) are movable along the axial direction of the needle tube (2) from the first position where the tip of the needle tube (2) is exposed to the second position where the tip of the needle tube (2) is housed.</p> |
