A medical insertion device (3310) for inserting an expansible implant into a patient comprising:a gripping portion (3312), having a central bore;a first tube (71) housed in the central bore;a rod (3316) housed in the first tube having a distal end for receiving an implant for insertion into the patient; and a handle (3314) attached to the gripping portion. The medical insertion device further comprises a gauge for determining an expansion of the implant.