A - Human Necessities – 61 – M
Patent
A - Human Necessities
61
M
18/49, 117/61
A61M 25/00 (2006.01) A61M 25/01 (2006.01)
Patent
CA 1064337
ABSTRACT OF THE DISCLOSURE Disclosed is a method of making an elongated medical catheter having an x-ray opaque marking comprising the steps of: extruding an elongated plastic tubular member, then coating a selected surface area of the tubular member with a mixture while leaving other areas free of the mixture, the mixture including an x-ray opaque material and a solution, the solution comprising a plastic material and a solvent therefor, and solidifying the coating in situ to provide an x-ray opaque marking on the tubular member. The marking is formed in its entirety from the mixture and the solution is in liquid form when at room temperature prior to the step of solidifying the coating, and the solvent is also a solvent for the plastic material of the tubular member.
241549
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