How a Coulter Counter Works | 合法醫療器材資訊網

2020年8月12日—WhatIstheCoulterPrinciple?...Whencellssuspendedinalowconcentrationsolutionpassthroughasmallopeningseparatedbytwoelectrodes, ...

Are you an immunologist or lab personnel dealing with counting tons of cells? Then you must have come across the elusive Coulter Counter! This instrument is famous for counting thousands of cells in just a few seconds, making it possible to better plan for experiments. For this reason, you might love using it, but do you know the principle behind it? Read on to know a little history of the instrument’s technology and its working principle.

Before we dive in deep, we need to know that a hemocytometer and a Coulter counter are completely different. Also known as a counting chamber, cell counting with hemocytometer[1] is manually done under a microscope. The Coulter counter is based on sophisticated technology using voltage and electricity to determine the cell count. Before World War II, medical technologists spent many hours co...