DUCT DEVICE

摘要

A flow channel device includes the following elements: an introduction region for receiving a specimen into the flow channel; a discharge region for discharging the specimen; and a trap body between the introduction region and the discharge region. In the trap body formed in the flow channel, the lateral area of the lateral side surface of the trap body facing the introduction region side is larger than the projected area of the lateral side surface of the trap body projected along the flow channel from the introduction region side toward the discharge region side with respect to the trap body.

主权项

1. A flow channel device comprising:
an introduction region for receiving a specimen; a discharge region for discharging the specimen; a tubular flow channel having a periphery surrounded by a wall surface; and a trap body provided in a region between the introduction region and the discharge region in the flow channel so that a narrow portion is formed in the flow channel,wherein the trap body has a lateral side surface facing the introduction region, andan area of the lateral side surface of the trap body is larger than a projected area of the lateral side surface projected along the flow channel from the side of the introduction region toward the discharge region.