Okla. Stat. tit. 12, § 96

If a person entitled to bring an action other than for the recovery of real property, except for a penalty or forfeiture, be, at the time the cause of action accrued, under any legal disability, every such person shall be entitled to bring such action within one (1) year after such disability shall be removed, except that, after the effective date of this section, an action for personal injury to a minor under the age of twelve (12) arising from medical malpractice must be brought by the minor's parent or guardian within seven (7) years of infliction of the injury, provided a minor twelve (12) years of age and older must bring such action within one (1) year after attaining majority, but in no event less than two (2) years from the date of infliction of the injury, and an action for personal injury arising from medical malpractice to a person adjudged incompetent must be brought by the incompetent person's guardian within seven (7) years of infliction of the injury, provided an incompetent who has been adjudged competent must bring such action within one (1) year after the adjudication of such competency, but in no event less than two (2) years from the date of infliction of the injury.