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US 12,171,953 B2Granted
Catheter having a laminated polytetrafluoroethylene liner and method of manufacture
AssigneeCreganna Unlimited Company
InventorsKhin Myint, Sandra Patras, Robert Garryl Hudgins
Life of this patent
Estimating the term…
Abstract
A catheter and a method of making a device having an outer member, a primer, and an inner liner laminated to the outer member. The primer is provided between the outer member and the inner liner and annealed to secure the inner liner to the outer member.
Claims10
A catheter comprising:
- an outer member having a pre-coated inner wall and a metal outer wall having a solid, continuous metal surface;
- a primer containing dimethylacetamide;
- an inner polytetrafluoroethylene liner having a pre-coated outer wall, the pre-coated outer wall of the inner polytetrafluoroethylene liner laminated to the pre-coated inner wall of the outer member;
- wherein the primer is provided between the pre-coated inner wall of the outer member and the pre-coated outer wall of the inner polytetrafluoroethylene liner, the primer is annealed to secure the inner liner to the outer member.
1 more element
A catheter comprising:
- an outer member;
- a primer, the primer has a thickness of between approximately 0.012 mm to approximately 0.1 mm, the primer includes dimethylacetamide, the dimethylacetamide is approximately 1% to approximately 5% of the total volume of the primer;
- an inner liner laminated to the outer member;
- wherein the primer is provided between the outer member and the inner liner and annealed to secure the inner liner to the outer member.
1 more element
A catheter comprising:
- an outer member having a metal outer wall having a solid, continuous metal surface;
- a primer, the primer including dimethylacetamide, the dimethylacetamide being approximately 1% to approximately 5% of the total volume of the primer;
- an inner liner laminated to the outer member;
- wherein the primer is provided between the outer member and the inner liner and annealed to secure the inner liner to the outer member.
1 more element
Dependencies are inferred from the claim text.