Patent ID: 7976490
Filing Date: 2011-07-12
Classification: A61C,A61J,A61M

Abstract:
1. A cartridge for containing a medicament therein for use in a device for inserting the medicament within a cavity of a mammal, which device comprises the cartridge and an actuator for placing the device in operation, said cartridge comprising: a housing comprising a proximal portion and a distal portion, said proximal portion of said housing comprising means for connecting said cartridge to a distal portion of said actuator of said device, a retractable chamber disposed within said housing, said retractable chamber comprising a distal end, an internal surface, an external surface and a lumen having a uniform cross-section sized to contain said medicament therein, said lumen defined by said internal surface, said retractable chamber sized to fit within and extend from said distal portion of said housing, a substantially stationary member disposed within said lumen of said retractable chamber, said substantially stationary member having a uniform cross-section sized to provide a sliding fit within said lumen suitable to provide for retraction of said retractable chamber about said substantially stationary member upon actuation of said device; and means for retracting said retractable chamber about said substantially stationary member while maintaining said substantially stationary member in a substantially stationary position upon actuation of said device, whereby upon connection of said proximal portion of said housing to said distal portion of said actuator, said cartridge and said actuator are placed in operational engagement.