The proposed construction of the hypokinetic chamber provides a sufficient restriction of the motor activity in a natural position of the animal for investigating the state and functions of organs, and systems under hypokinesia, does not disturb the function of vitally important organs, does not mispresent the results of experiments, allows to change the size of the chamber according to the changing size of the animal. The chamber is simple in using lasting, hygienic, requires the least labour and time to take care of animals.