10 implantable subcutaneous drug delivery devices; drug syringes; applicators for medications; medical skin stimulators for drug absorption; medical apparatus and instruments; medical skin care apparatus; electric injector for medical purposes; medical injection syringe; medical apparatus for injecting fillers; jet injectors for medical use; liquid medicine syringes; medical apparatus for facilitating the inhalation of liquid medicine; syringes for injections; infusion apparatus for therapeutic purposes; injection instruments without needles; medical apparatus and instruments for the treatment of skin; apparatus for non-invasive surgery