Play the medic animation in your heal script.
init field of your player:
Code:
this addAction ["Heal Self", "healSelf.sqf", [], 1, false, true];
healSelf.sqf:
Code:
_unit = _this select 1; _unit playMove "AinvPknlMstpSlayWrflDnon_medic"; _unit setDamage 0;