What Causes Numbness And Tingling Sensation In Fingers After An Injury To Hand?

Hi, may I answer your health queries right now ? Please type your query here...hi i cut the palm of my hand five days ago with a knife and i felt this electricity feeling go up my arm and to the tips of my fingers. its healing now but the tips of my pinky and ring finger r still numb and it feels tingly and weird when i apply presure on my hand. what do u think is wrong did i hit a nerve and will the feeling come back