The ornamental design for a physiotherapy apparatus, as shown and described.
FIG. 1 is a perspective view showing the front and right side of the physiotherapy apparatus of our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is a perspective view showing the rear, top and left side thereof; and,
FIG. 9 is a perspective view showing the rear, bottom and right side thereof.
The broken lines shown in the figures are included for the purpose of illustrating portions of the physiotherapy apparatus and form no part of the claimed design.