(a) A person is guilty of the separate offense of assault inflicting serious bodily injury on an unborn child if the person commits a battery on the mother of the unborn child and the child is subsequently born alive and suffered serious bodily harm as a result of the battery.
(b) For purposes of this section, "serious bodily harm" is defined as bodily injury that creates a substantial risk of death, or that causes serious permanent disfigurement, coma, a permanent or protracted condition that causes extreme pain, or permanent or protracted loss or impairment of the function of any bodily member or organ, or that results in prolonged hospitalization, or causes the birth of the unborn child prior to 37-weeks gestation, if the child weighs 2,500 grams or less at the time of birth.
(c) Penalty. - Any person who commits an offense under this section shall be guilty of a Class F felony.