intraventricular injection

in·tra·ven·tric·u·lar in·jec·tion

the introduction of materials for diffusion throughout the ventricular and subarachnoid space by means of ventricular puncture.

in·tra·ven·tric·u·lar in·jec·tion

(intră-ven-trikyū-lăr in-jekshŭn) Introduction of materials for diffusion throughout ventricular and subarachnoid space with ventricular puncture.