Photodynamic therapy lamp

FIG. 1 is a perspective view of a photodynamic therapy lamp, showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof; and,

FIG. 6 is a top view thereof.

The dashed lines in the drawings depict portions of the photodynamic therapy lamp that form no part of the claimed design. The dot-dash broken lines depict the bounds of the claimed design and form no part thereof.