The ornamental design for a patienttransfer harness, as shown and described.
FIG. 1 is elemental view of a patient transfer harness illustrating the patient transfer harness of the present design when placed on a patient to be transferred;
FIG. 2 is a front elevational view of the patient transfer harness of the present design;
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; and,
FIG. 7 is a left side elevational view thereof.
The broken lines showing environment in the drawings are included for illustrative purposes only and form no part of the claimed design.