Patent ID: 11957819
Assignee: nan
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 13:
14. The method of claim 13, further comprising a step of withdrawing the cleaning/refreshment solution from the blood/infusate lumen of the catheter and pumping the withdrawn cleaning/refreshment solution to the cleaning/refreshment solution bag at beginning of each dialysis session by rotating the second of the plurality of bi-directional rotary pumps in a reverse direction to withdraw the cleaning/refreshment solution from the blood/infusate lumen of the catheter and pump it to cleaning/refreshment solution bag via the first needle of the coaxial needle assembly that is inserted inside the aperture of the port housing through the second septum, the infusate passageway of the needle assembly, and extension tubing connected to the infusate bag.