| 摘要 |
<p>A needleless syringe for subcutaneously delivering a therapeutic agent comprising a generally constant diameter elongate tubular nozzle and an inert gas reservoir thereto is described herein. the reservoir is advantageously mounted to the upstream end of the tubular nozzle through a contraction that is either gradual or suddden and wherein a membrane is positioned between the reservoir and the therapeutic agent.</p> |
