Importance

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Abstract

This invention relates to a controller and in particular to a liquid flow controller for intravenous injection comprising a first cylindrical member provided at one end surface with a pair of threaded tongues which extend outwardly therefrom and form a recess thereof, a flange being properly disposed on said end surface, a second cylindrical member being hollowed and threadedly engaged with said first cylindrical member, an annular member provided at a first end surface with a hole being received within and secured to said second cylindrical member, a controlling rod being inserted into and located within said annular member, a rubber hose partially surrounded by a rubber ring being positioned in said recess and clamped between said flange and said controlling rod, a solid rubber rod being inserted into and received within said rubber hose, and a pair of connectors being disposed on the both terminals of said rubber hose of a better connection.

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First Claim