Catheter shaft with flouropolymer inner liner and related methods
Grant
US12576239B2
Kind: B2
Mar 17, 2026
Assignee
St. Jude Medical, Cardiology Division, Inc.
Inventors
Xiaoping Guo
Abstract
Embodiments include a catheter comprising a proximal handle, a distal tip, and a shaft extending between the proximal handle and the distal tip. The shaft comprises an outer polymer layer, and an inner polymer layer disposed adjacent to the outer polymer layer and defining an internal lumen. The inner polymer layer includes a blend of two or more polymers, and the blend of two or more polymers includes PTFE and one or more copolymers.
CPC Classifications
A61M 25/0045
A61M 25/0012
A61M 2025/0047
A61M 25/0052
A61M 25/005
A61M 25/0136
A61M 25/0054
A61M 2025/004
A61M 2025/005
A61L 2400/10
A61L 2400/18
A61L 29/14
A61L 29/126
Filing Date
2021-05-14
Application No.
17320798
Claims
10