FIG. 1 is a perspective view of a lung sealing device showing my new design;

FIG. 2 is a right side view of the lung sealing device of FIG. 1;

FIG. 3 is a bottom view of the lung sealing device of FIG. 1;

FIG. 4 is a rear view of the lung sealing device of FIG. 1;

FIG. 5 is a top view of the lung sealing device of FIG. 1;

FIG. 6 is a left side view of the lung sealing device of FIG. 1; and,

FIG. 7 is a front view of the lung sealing device of FIG. 1.

The broken line showing is for illustrative purposes only and forms no part of the claimed design.