Patent ID: 8900197
Filing Date: 2014-12-02
Classification: A61M

Abstract:
1. An autoinjector comprising: a housing; a frontal buttress comprises a plurality of radially disposed circumferentially spaced flexible members connected to a distal end of the housing; a syringe housed within the housing, the syringe including a barrel having a shoulder about a distal end of the barrel; and an injection assembly operatively connected to the syringe and configured to bias the syringe from an initial position in which the syringe is shrouded by the housing to an extended position in which a portion of the syringe extends beyond the housing, wherein each of the flexible members flexes from a first open position in which the flexible members are in an open state in which the plurality of flexible members are spaced from the shoulder of the barrel of the syringe when the syringe is in the initial position to a second closed position in which the plurality of flexible members are in a closed state abutting the shoulder of the barrel of the syringe when the syringe is in the extended position.