Patent ID: 7914504
Filing Date: 2011-03-29
Classification: A61M

Abstract:
1. An infiltration cannula for use in an infiltration procedure, the infiltration cannula comprising: a tubular needle having a plurality of apertures disposed in a pattern and distributed over a distal 33% to 90% of the tubular needle, the apertures being configured to infiltrate a multi liter amount of fluid into subcutaneous tissue of a patient, a proximal portion of the tubular needle being devoid of apertures to prevent leakage of the fluid from the needle to outside of a patient; a hub configured to be held by a person performing the infiltration procedure, the hub having a first end and an opposing second end, the first end being attached to the proximal end of the tubular needle, the second end comprising a connector for receiving the fluid to be infiltrated into the subcutaneous tissue of the patient, the connector being in fluid communication with the hub and the tubular needle; and a continuous flow pump connectable to the connector of the hub and operative to continuously deliver a multi liter amount of the fluid through the hub and the tubular needle; wherein the continuous flow pump is an infiltration pump.