Z-track method
Z-track meth·od
(trak meth'ŏd)A method of intramuscular injection used to prevent injected medicine from leaking back to the surface of the skin; the skin is pushed to one side and held in place while the medicine is injected; after the needle is withdrawn, the skin is returned to its original position.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012