Patent ID: 7654981
Filing Date: 2010-02-02
Classification: A61B,A61M

Abstract:
1. A device for removing a needle unit from an injection device, comprising: an opening for receiving the needle unit and a locking structure non-shiftably arranged on the device and formed in at least one rim area along the circumference of the opening; a cylindrical guiding element for receiving the injection device, said guiding element generally aligned with the opening, wherein the guiding element comprises a receiving tube for receiving the injection device shiftably arranged within the guiding element, said receiving tube comprising: a biasing element comprising a spiral spring arranged between the receiving tube and the guiding element; wherein the needle unit can be moved in an insertion direction after being inserted into the opening to form a blocking connection with the locking structure, and wherein the biasing element can cause movement of the injection device counter to the insertion direction, thereby breaking the blocking connection and releasing the needle unit.