Heal Ball

Used in battle : Attempts to catch a wild Pokémon, using a catch rate of 1×. The caught Pokémon's HP is immediately restored, PP for all its moves is restored, and any status ailment is cured. If used in a trainer battle, nothing happens and the ball is lost.

“A remedial Poké Ball that restores the caught Pokémon’s HP and eliminates any status problem.”