| 摘要 |
<p>PURPOSE: A drug injection device for skin care treatment is provided to precisely adjust the insertion depth of a needle. CONSTITUTION: A drug injection device for skin care treatment comprises a syringe(100), a transfer guide assembly(200), an injection assembly(300), and a controller(400). The transfer guide assembly permits the reciprocating of a cylinder within a limited range in the direction that drug is injected. The injection assembly transfers the load of the cylinder toward a needle. The controller operates and stops the injection assembly.</p> |
