Prosthesis insertion bellow

FIG. 1 is a top right perspective view of an ornamental design for an insertion bellow;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a proximal end view thereof;

FIG. 5 is a distal end view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof.

FIG. 8 is a front perspective view of the insertion bellow in use; and,

FIG. 9 is a cross sectional view thereof along line 9 - 9 of FIG. 8 .

The broken line showing of parts of the drawings is included for the purpose of illustrating use and environment and forms no part of the claimed design.