Patent ID: 7704231
Filing Date: 2010-04-27
Classification: A61M

Abstract:
1. A hand-held, electronically controlled injection device for injecting preset doses of a liquid medication, comprising a housing adapted to receive a medication container containing the liquid medication and which has a contact surface adapted to contact a patient's skin, wherein said contact surface comprises a through opening adapted to receive a needle assembly comprising a needle; electromechanical actuator means configured to move said medication container within said housing to and from said contact surface; retaining means configured to selectively lock said needle assembly at a locked position at said through opening, wherein said electromechanical actuator means and said retaining means are configured to allow automatic connection of said needle to said medication container by moving said medication container towards said contact surface from a first operating position withdrawn inside said housing to a second operating position while said retaining means maintains said needle assembly at said locked position.