The present invention relates to an injection device, the injection device comprising an application element, at least one injection needle, a needle housing, a drive system for injection operation, and a retraction system, wherein the substance is for retraction operation of the injection needle. Injected in between.本発明は注射装置に関し、注射装置は、適用素子と、少なくとも1つの注射針と、注射針ハウジングと、注射動作のための駆動システムと、後退システムとを含み、物質が注射針の後退動作の間に注射される。