Gel release device

摘要

The invention relates to a device for holding and releasing an object, such device having: a body with a cavity in which the object is accommodatable; an elastic retaining member for retaining the object in the cavity; and, a pushing member for pushing the object out of the body past the retaining member; wherein the pushing member has a first stimuli responsive gel, which has a volume that varies in response to variation of a selected physical stimulating parameter; and, a controller capable of activating the pushing member by stimulating the first gel.