Every day you may come across instances where kids and adults accidentally get their fingers trapped in the hinge side of the doors. At times, it may leave a nasty bruise, but the result can also end in a muscle tear, broken nail, smashed bones, or amputation. Besides medical expenses and liability insurance claims, finger pinch injuries cause excruciating pain, blood loss, and permanent damage. So, let us take a look at why such instances happen and what can you about them.