Needles have played a crucial role in inducing life-saving vaccines, and drugs into a patient's system, however, when it's the most dreaded part of a child's experience at a doctor's clinic.

without the intervention of any physical component to puncture the skin. The effect for the patient is less pain sensation than experienced with a traditional needle and syringe. The actuator ...

It all sounds like something out of “Star Trek,” but the researchers behind the project believe they have found a way to painlessly inject a vaccine into a patient without needles. The experts ...