#$%^&*AU2006230749B220120308.pdf#####ABSTRACT A medical agent dispensing system and surgical instruments that employ the medical agent dispensing system are provided. The dispensing system may be structured for use with a surgical severing/stapling instrument structured for severing and stapling tissue. The dispensing system may include at least one storage reservoir structured for storing at least a component of a medical agent and a pump in communication with the storage reservoir; a delivery tube in communication with the pump which is structured to receive a quantity of the medical agent from the storage reservoir during operation of the pump; and, at least one agent tube in communication with the delivery tube which is structured for communication with a least one agent port formed in a staple cartridge or an anvil of the surgical instrument for dispensing the medical agent therethrough.1/15r0 N N NC 00 mE 0'