For the purposes of this section and sections 8 to 12—
“agreed treatment” means a specific treatment agreed between an eligible patient and the Health Board;
“eligible patient” means a patient of a description specified in the regulations to be made in pursuance of section 9(2)(a) as being eligible for the treatment time guarantee;
“Health Board” includes the National Waiting Times Centre Board;
“maximum waiting time” is the period of 12 weeks beginning with the date on which the patient agrees to the agreed treatment;
“treatment” means a surgical or medical intervention ordinarily provided by the Health Board (other than such treatments or services as may be specified in regulations made in pursuance of section 9(3)(a));
“treatment time guarantee” has the meaning given in section 8(2).