For each operating organizational unit of which requests can be made, you enter at least one Request Type. This request type requires the value OR on the Surgery/Treatment tab page. With the value OR, you control the behavior of the service request, the worklists in the clinical work station and the service scheduling.

On the Availability tab page you determine which OUs can enter requests of this request type.

You define the assignment of a technical document on the Further Specifications tab page.

For each request type set up, you create a number range and assign an interval to this number range.

Enter the request priorities and the degrees of infection

You define the time interpretations for surgery requests in the Implementation Guide under  SAP Healthcare - Industry-Specific Component Clinical System Surgery System OR: Registration .