👉 Vaccinators, also known as vaccine carriers or vaccination machines, are devices used to deliver and administer vaccines to individuals. They have been a crucial tool in the fight against infectious diseases for decades, primarily through the use of live attenuated or weakened forms of pathogens. A vaccine carrier typically includes an injection device that contains a vaccine preparation (such as a virus) along with other necessary components such as a needle, syringe, and a container. The carrier is then inserted into a body cavity