A splinter under a fingernail may be impossible to remove at home. Unless removed, it often becomes infected. Very deep splinters may require removal by a doctor. Some splinters may be lodged so deeply that only an anesthetic injection allows for a painless removal. Infection is usually noted ...
Getting The Splinter Out.Gives advice on the removal of a splinter from under a child's fingernail. Reasons for filing down the nail edge; Use of emery boards.EBSCO_AspPediatric Alert
Keep the area very clean while attempting splinter removal. Gently wash with soap and water. You can also try gently digging under the splinter with a cleaned fingernail to help dislodge and bring it closer to the surface. Before attempting to remove a splinter from someone else, especially ...