Syringes in the nature of pens; Pre-filled pens and syringes for medical purposes; Hypodermic injectors; Medication injectors; Injection instruments without needles; Injection device for pharmaceuticals; Automatic medical apparatus for dosing humans by injection; Automatic medical apparatus for dosing animals by injection; Apparatus for drug administration; Dental hand pieces; Dental equipment, namely, pens for use in dental treatment; Dental apparatus for use in the repair of teeth; Dental instruments for use in the fitting of artificial teeth; Medical instruments, namely, applicators for medications; Medical instruments, namely, applicators for antiseptic preparations; Medical instruments, namely, applicators for pharmaceutical preparations