This Chong makees the structure improvement of safe Mining blood Needles tools Department is closed by a pipe Body, one by Pressure parts, the first Bomb springs part, Needles tools, the 2nd Bomb springs part and a Cover parts institute Knot, wherein The resists the resistance Bu Inter that Zhu And resist the Needles Zuo Inter formation tools inclined-plane of what The Needles tools by Pressure Jian Xing Cheng Complex Number, by the Hua Dao With Side walls of the Inner Guan Bi Inter of Guan Body, make resist column The sliding can Right Needles Ju Clip Gu With Pine put, the first and second Bomb spring parts at Hou end before being had again by Needles, so that Needles tools what Bomb is gone out Hou can be reserved for Yu Guan Body Inter, and Let user has use safer and that force is small.本創作安全採血針具之結構改良,係由一管體、一按壓件、第一彈簧件、一針具、第二彈簧件及一蓋件所結合,其中該按壓件形成複數抵制柱並抵制於該針具之針座間形成具斜面之抵制部間,藉由管體之內管壁間之滑道與側壁,使抵制柱經滑移可對針具夾固與鬆放,再由針具前後端之第一、二彈簧件,使針具於彈出後可保存於管體間,讓使用者有更安全且施力小的使用。
