The ornamental design for a controlunit for medicaltreatment, as shown and described.
FIG. 1 is a front perspective view of a control unit for medical treatment, showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a right side elevational view thereof; the opposite side being a mirror image thereof; and,
FIG. 7 is an enlarged fragmented perspective view thereof; taken along the line 7 in FIG. 1.
The broken lines are included for the purpose of illustrating portions of the control unit for medical treatment that form no part of the claimed design.