Caring for a tracheostomy can involve suctioning mucus and secretions from the tracheostomy; cleaning the tracheostomy site, cannulas, and suction catheter; replacing the cannula; and humidifying the ...

Sponsored by Anita Mandal, M.D. Question: I’ve heard of a few doctors using cannulas for injection of fillers instead of needles. What are the benefits of cannulas and do they hurt more than needles?

Lateral ventricle intracerebroventricular (ICV) cannulas can be useful for studying the effects of direct central administration of neurotrophic factors, cytokines, antibodies, or drugs in rats.