Patent ID: 9412572
Filing Date: 2016-08-09
CPC Classification: B01L,G01N,H01J

Claim Text:
1. A sample holder comprising: a first plate comprising configured to permit a sample on a sample support to be contacted by fluid for direct sample analysis, the first plate comprising a retaining device and a plurality of apertures; and a second plate rotatably coupled to the first plate and comprising a same number of apertures as the plurality apertures of the first plate, the second plate configured to rotate about a longitudinal axis of the second plate to engage the first plate and retain the sample support between the first plate and the second plate, in which the retaining device of the first plate is configured to engage the second plate to the first plate in a first position to retain the sample support between the first plate and the second plate and to disengage the second plate from the first plate in a second position to permit removal of the sample support from the sample holder, and in which the apertures of the first plate and the second plate comprise a same size and geometry, and wherein when the first plate is engaged to the second plate in the first position the apertures of the first plate align with apertures of the second plate.