The present invention provides a deflectable guide whose use results in protection of the hand of medical personnel holding a medical container during the activity of moving a hypodermic needle toward and pressing it through a septum of the medical container. The present invention further is adapted for use of the same syringe and deflector guide protected needle for injection or withdrawal of medical liquids from a septum end of medical catheter or intravenous tubing without removal of the deflectable guide.