Patent ID: 9329111
Filing Date: 2016-05-03
CPC Classification: G01N

Claim Text:
1. A sample preparation apparatus comprising: a filter comprising a plurality of holes having a first diameter configured to separate predetermined cells having a second diameter larger than the first diameter from a liquid sample containing a plurality of types of cells, the predetermined cells being trapped on a surface of the filter; a rotor which includes a magnetic body, the rotor being provided to face to the surface of the filter; a driving unit which is configured to rotate the rotor using a magnetic force; a rotation information acquiring unit which is configured to acquire rotation information of the rotor when the driving unit rotates the rotor; a holding chamber sidewall defining a holding chamber which is configured to hold the rotor and an opening along an outer circumference of the holding chamber; and a condensed sample holding chamber attached to the holding chamber at the opening such that the condensed sample holding chamber is disposed adjacent to the outer circumference of the sidewall of the holding chamber, wherein the rotor is configured to move the predetermined cells from the holding chamber to the condensed sample holding chamber.