A needle guide, comprising:a needle clip including a holder forming a cradle configured to receive a needle shaft, a cover moveable between a first position adjacent the cradle to a second position covering the cradle, and a flexible member having a first end connected to the needle holder and a second end connected to the cover, wherein when the cover is in the second position, the cover and cradle form a closed space adapted for retaining the needle shaft in the cradle, the flexible member is elastically deformed, and the cover is devoid of a mechanical engagement with the holder anda shell configured for being coupled to an ultrasound probe and including a member for receiving the needle guide on the shell.