Patent ID: 9101934
Filing Date: 2015-08-11
Classification: B01L,G01N

Abstract:
1. A liquid handling apparatus comprising: a substrate that includes a groove which is a channel through which a liquid can be moved on the basis of a capillary phenomenon by an opening of the groove being closed; and a film that is bonded to the substrate to cover the opening of the groove, wherein the channel has a main channel and a guide channel disposed along the main channel, wherein the main channel comprises a first bottom surface, a pair of first lateral surfaces that are placed at both width-direction end parts of the first bottom surface, and an inner surface of the film that opposes the first bottom surface, wherein the guide channel comprises a second bottom surface, a second lateral surface placed at one width-direction end part of the second bottom surface and the inner surface of the film that opposes the second bottom surface, wherein the guide channel is formed in a groove shape that has an opening in the main channel along the first lateral surface, wherein the groove has a main groove that is the main channel by the film being bonded to the substrate, and a guide groove that is the guide channel by the film being bonded to the substrate, opens on the first lateral surface of the main groove, and has a width narrower than the width of the main groove, and wherein the guide groove is placed in an area on a film side of the first lateral surface of the main groove and is shallower than the main groove.