Pipette Filler

INTRODUCTION 
Pipette Filler is a laboratory instrument which is narrow and in cylindrical tube shape. It can be in the form of glass or plastic and rubber. It is generally used in chemistry, biology laboratories to measure volumes of liquid or to move/ transfer a specific volume of liquid from one container to another. Pipettes fillers come in various styles and designs for various purposes. Ring Pessary is common and includes a rigid, hinged nylon ring which can be fitted in the vagina and provides support to the anterior, posterior apical walls.  
A Pipette works by creating vacuum above the liquid holding chamber and later on releasing the vacuum to draw up and dispense liquid. A Rubber Bulb Pipette Filler is designed for one handed operation and used to safely draw liquids into a pipette. One valve used to release air, draw in liquid with other and third releases the liquid.