Injury by Lathi
Contusion (Bruises) it is the effusion of blood into tissues, due to rupture of blood vessels and due to blunt violence. Lathi injury is an injury caused by blunt force. 
In contusion, there is painful swelling and crushing or tearing of the subcutaneous tissue, usually without destruction of the skin.
Laceration
Stab wound
Abrasion
Contusion