CPC A61M 25/0102 (2013.01) [A61M 60/135 (2021.01); A61M 60/148 (2021.01); A61M 60/216 (2021.01); A61M 60/422 (2021.01); A61M 25/0045 (2013.01); A61M 25/0662 (2013.01); A61M 2025/0003 (2013.01); A61M 2025/0008 (2013.01); A61M 2025/0018 (2013.01); A61M 2025/0047 (2013.01); A61M 2025/0286 (2013.01)] | 20 Claims |
1. A method comprising the steps of:
inserting a percutaneous pump into a blood vessel of a patient;
while the percutaneous pump is in the patient, inserting a sheath into the blood vessel through which the percutaneous pump was inserted, wherein the sheath has a first lumen and a second lumen;
advancing the sheath over a catheter body of the percutaneous pump such that the catheter body is in the first lumen; and
maintaining patency of the second lumen while the catheter body is in the first lumen and the sheath is in the blood vessel for more than 6 hours.
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