Device for checking the tightness of a surgical instrument, treatment device for the preparation of surgical instruments and use of a swellable material body

摘要

The invention relates to u. a. a device for checking the tightness of a surgical instrument (2), in particular an endoscope (2), with a connecting device (23), in particular through which air can flow, for connecting the device to a connection of a surgical instrument (2). The device is characterized in that the connecting device (23) has an automatic valve with a swellable material body (54, 60).