Patent ID: 9717882
Date: 2017-08-01
CPC Classifications: A61L,A61M,Y10T

Claim:
1. A method of making a medical device, the method comprising: disposing an elongate mandrel against an outer surface of a first tubular member; disposing a first heat shrink material around the first tubular member and the mandrel; heating the first tubular member and the elongate mandrel to form a channel along the outer surface of the first tubular member; removing the first heat shrink material and the elongate mandrel from the first tubular member; disposing a second tubular member within the channel; disposing a second heat shrink material around the first tubular member and the second tubular member; and heating the first tubular member and the second tubular member to cause reflow between the first tubular member and the second tubular member to form a multi-lumen catheter.