Counterwound coil for embolic protection sheath
First Claim
Patent Images
1. An embolic protection sheath, comprising:
- an elongate shaft having a proximal end and a distal end, and a lumen extending threrethrough;
a coil assembly including a first coil defining a lumen, the first coil being wound in a first direction and second coil wound in a second direction, the second coil being disposed around the first coil; and
wherein the coil assembly is attached to the distal end of the shaft, and the lumen of the shaft is fluid communication with the lumen of the first coil.
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Abstract
An embolic protection sheath putting an elongate shaft proximate at a distal end and a lumen therethrough. A coil assembly including a first coil defining a lumen. The first coil being wound in a first direction and a second coil wound in a second direction. The second coil being disposed around the first coil. The coil assembly can be attached to the distal end of the shaft and the lumen of the shaft can be in fluid communication with the lumen of the first coil.
71 Citations
44 Claims
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1. An embolic protection sheath, comprising:
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an elongate shaft having a proximal end and a distal end, and a lumen extending threrethrough;
a coil assembly including a first coil defining a lumen, the first coil being wound in a first direction and second coil wound in a second direction, the second coil being disposed around the first coil; and
wherein the coil assembly is attached to the distal end of the shaft, and the lumen of the shaft is fluid communication with the lumen of the first coil. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. An embolic protection sheath, comprising:
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an elongate shaft having a proximal end and a distal end, and a lumen extending threrethrough;
a coil assembly including a first coil defining a lumen, the first coil being wound in a first direction and second coil wound in a second direction, the second coil being disposed around the first coil;
wherein the coil assembly is attached to the distal end of the shaft, and the lumen of the shaft is fluid communication with the lumen of the first coil; and
an embolic protection device including an elongate wire and a filter attached thereto, wherein the wire is disposed at least in part in the shaft lumen. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30)
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31. An embolic protection sheath, comprising:
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a coil assembly including a first coil defining a lumen, the first coil being wound in a first direction and second coil wound in a second direction, the second coil being disposed around the first coil;
wherein the coil assembly is attached to the distal end of the shaft, and the lumen of the shaft is fluid communication with the lumen of the first coil; and
an embolic protection device including an elongate wire and a filter attached thereto, wherein the wire is disposed at least in part in the shaft lumen. - View Dependent Claims (32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44)
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Specification