Patent ID: 8303607
Filing Date: 2012-11-06
Classification: A61B

Abstract:
1. A medical device comprising: a main body elongated in a vertical direction; a guide section protruding from a lower end of said main body in a direction crossing said vertical direction, and including a first guide hole and a second guide hole penetrating through the guide section in said vertical direction; a first unit including a first puncture needle of a hollow structure and a first holding plate, the first puncture needle being slidably supported by said main body near an upper end of the first puncture needle in the vertical direction and having a sharp lower end slidably inserted into said first guide hole from above, the first holding plate being integrally fixed to said first puncture needle at a position above the guide section; and a second unit including a second puncture needle of a hollow structure and a second holding plate, the second puncture needle having a sharp lower end slidably inserted into said second guide hole from above, the second holding plate being integrally fixed to said second puncture needle at a position above the guide section, wherein said first unit and said second unit are formed separately, said second holding plate for said second puncture needle, when said second puncture needle is inserted into said second guide hole, separably abuts on said first holding plate for said first puncture needle from above, the guide section further comprises a slider including said second guide hole, and said slider is slidable along said guide section, such that a position of said second guide hole with respect to said first guide hole is selectable along said guide section.