A DEVICE FOR USE IN A CARTRIDGE, AND A CARTRIDGE

摘要

The present invention relates to a device for use in a cartridge (9), a cartridge, a use of a device in a cartridge and a system for preparing a liquid solution for a medical procedure. The device comprises a hollow body (24) defined by a wall (50) enclosing a cavity space of the body. The body (24) has a first end (52) and a second end (53), and is provided with a leas t one slit-shaped opening (55) extending through the wall. The first end is op en and adapted for receiving liquid to be introduced into the cartridge. The liquid leaves the device through the slit-shaped opening in a flow direction . The slit-shaped opening has a first extension and a second extension substantially perpendicular to the flow direction and to the first extension . The second extension is significantly shorter than the first extension.