If you have dreamed of pulling out a splinter: You may enter competitive or challenging environments, go on trips or visit long distances in the city. To remove a splinter in a dream indicates forgetting the wounds in your heart, the events and situations that bother you. It also indicates that he will tend to heal his wounds.
See Thorn.
Depth Psychology: Dreams about splinters are a sure sign of quarrels ahead and mean you are either rebelling against everyday problems or against sexual practices you find masochistic or sadistic and therefore unnatural.