A detachment actuator for use with an implantable medical device deployment system that guide and deploys the medical device at a target location within a body vessel. The detachment actuator includes a first portion that is connected the implantable medical device and a second portion that is attached to a control member the controls the release of the medical device, The second portion of the detachment actuator detaches and moves away from the first portion of the detachment actuator to move the control member and release the medical device.