Shots without needles

  • Started
  • Last post
  • 0 Responses
  • -kappa-

    Needles hurt. Worse, they can spread disease. PowderMed's new vaccine gun, the PMED, requires no sharps. The flashlight-shaped device relies on pressurized helium to shoot microscopic DNA vaccine particles just below the skin's surface at 1,500 miles an hour.