The ornamental design for a retrieval snare coilsleeve, as shown and described.
FIG. 1 is a perspective view of a retrieval snare coil sleeve according to the present design, particularly illustrating a coil configured within the sleeve and connected to a snare;
FIG. 2 is a front view thereof, shown separately from environmental disclosure for clarity of illustration;
FIG. 3 is a back view of the retrieval snare coil sleeve of FIG. 1;
FIG. 4 is a top view of the retrieval snare coil sleeve of FIG. 1;
FIG. 5 is a bottom view of the retrieval snare coil sleeve of FIG. 1;
FIG. 6 is a side view of the retrieval snare coil sleeve of FIG. 1; and,
FIG. 7 is another side view of the retrieval snare coil sleeve of FIG. 1.
The claimed design comprises the elements shown in solid lines, the elements shown in dotted lines forming no part of the claimed design.