Composite laminated catheter with flexible segment and method of making same
First Claim
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1. A medical catheter comprising:
- an elongate catheter shaft comprising;
a flexible polymeric liner;
a flexible polymer jacket adherently surrounding the liner;
a reinforcement layer interposed between the liner and the jacket; and
a mechanically deformed shaft segment having reduced stiffness as compared to a shaft segment that is not so deformed; and
a fitting mounted at a proximal end of the shaft.
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Abstract
A medical catheter including a composite laminated shaft having a segment that is mechanically deformed to have reduced stiffness.
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Citations
25 Claims
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1. A medical catheter comprising:
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an elongate catheter shaft comprising;
a flexible polymeric liner;
a flexible polymer jacket adherently surrounding the liner;
a reinforcement layer interposed between the liner and the jacket; and
a mechanically deformed shaft segment having reduced stiffness as compared to a shaft segment that is not so deformed; and
a fitting mounted at a proximal end of the shaft. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method of making a medical catheter, comprising:
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providing a catheter shaft by;
forming a polymeric liner;
applying a reinforcement layer over the liner; and
forming a polymeric jacket over the reinforcement layer;
mechanically deforming a shaft segment to reduce stiffness therein; and
attaching a fitting to a proximal end of the shaft. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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Specification