| 摘要 |
A cartridge interface assembly comprising a rotatable driver (86) linkable to a stopper slidingly disposed in a cartridge for advancing said stopper distally in said cartridge for dispensing a substance from said cartridge and characterized by a locking assembly that permits said driver (86) to rotate in a first rotational direction and blocks rotation of said driver (86) in a second rotational direction opposite to the first rotational direction. ( Fig. 5 ) |
