Patent ID: 11871958
Assignee: MEDTRONIC VASCULAR, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 20:
21. A tissue-removing catheter for removing tissue in a body lumen, the tissue-removing catheter comprising:
an elongate body having an axis, and proximal and distal end portions spaced apart from one another along the axis, wherein the elongate body is sized and shaped to be received in the body lumen;
a tissue-removing element mounted on the distal end portion of the elongate body, the tissue-removing element being configured to remove the tissue as the tissue-removing element is rotated by the elongate body within the body lumen;
an inner liner received within the elongate body and defining a guidewire lumen, the inner liner being coupled to the tissue-removing element at a distal end portion of the inner liner; and
a coupling assembly disposed in the tissue-removing element for coupling the inner liner to the tissue-removing element, the coupling assembly comprising a bushing attached directly to the distal end portion of the inner liner, wherein a distal end of the inner liner extends distally of the tissue-removing element.