Segmenting ejection energy into combustion and azo compound phases prevents powder propellant residue from contaminating the injected substance.
A needleless injector uses a removable nozzle and adjustable plunger stroke to deliver precise liquid doses.
A drug injector adapter couples a needle to a needleless device via a sealing flow passage.
A sprayer nozzle uses a gas vent at the merge point to blow off residual liquids and prevent clogging.