The ornamental design for a mini-surgical thermal blanket, as shown.
FIG. 1 is a top plan view of a mini-surgical thermal blanket in accord with
my new design shown in the uninflated state, the opposite side being the
mirror image thereof;
FIG. 2 is a side elevational view as taken from the lower side thereof as
appearing in FIG. 1, the blanket being shown in an inflated condition;
FIG. 3 is an end elevational view of the inflated blanket as taken from the
left end thereof of FIG. 1, and;
FIG. 4 is an end elevational view of the right end of the blanket of FIG.
1, the blanket being in the inflated condition.