Treatment apparatus, nucleic acid extraction system, and nucleic acid analysis system

A treatment apparatus comprising:

• a container comprising:
• a plurality of accommodation portions accommodating a sample;
• and
• a lid portion closing the plurality of accommodation portions;
• and
• a heat treatment device configured to perform heat treatment of the container accommodating a sample, the heat treatment device comprising a heating block having a plurality of insertion holes into which the plurality of the accommodation portions is inserted and heated;
• a movement device configured to relatively move the container with respect to the heat treatment device,
• wherein the movement device comprises:
• a container support portion configured to support the plurality of accommodation portions;
• and
• a container fixing portion configured to overlap the lid portion, the container fixing portion being configured to sandwich the container together with the container support portion, and the container fixing portion configured to be opened and closed with respect to the container support portion,
• wherein a plurality of hole portions are provided in any one of the container support portion and the container fixing portion, and
• wherein a plurality of hook portions inserted into the plurality of hole portions and engaging with edge portions of the plurality of hole portions are provided in the other of the container support portion and the container fixing portion,
• wherein the lid portion comprises a sealing material inserted into the accommodation portion and configured to seal by abutting an inner wall surface of the accommodation portion, and
• wherein the heat treatment device comprises a heating block having an insertion hole into which the accommodation portion is inserted and heated, and wherein the sealing material is positioned in the insertion hole in a state in which the accommodation portion is inserted into the insertion hole.