Patent ID: 9308298
Filing Date: 2016-04-12
CPC Classification: A61L,A61M

Claim Text:
1. A system of a loading solution and a medical catheter or tube capable of releasing drug for at least 24 hours when used in a patient, comprising: a medical catheter or tube comprising wall material having an outer wall surface and an inner wall surface; and a loading solution having a pH greater than about 7.0 in which at least a portion of the outer wall surface has been submersed for at least 15 days, said loading solution comprising a drug and at least 90% water by weight, wherein a first amount of the drug is in the loading solution and a second amount of the drug is diffused and absorbed into the outer wall surface, and wherein at least a part of the outer wall surface has a wall area with a wall concentration of the drug of at least 1 mg/cm