Three-Dimensional Complex Coil
First Claim
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1. A complex coil comprising a plurality of loops arranged to form a toroid.
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Abstract
A complex coil and a fixture for forming same configured such that loops are formed having various configurations relative to each other. The configurations provide improved thrombus formation and reduced rotation or tumbling once implanted. The complex coil is formed of a material that may deformed for purposes of placing the complex coil into a catheter and returns to a complex shape that includes said loops once deployed.
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Citations
20 Claims
- 1. A complex coil comprising a plurality of loops arranged to form a toroid.
- 7. A complex coil comprising a plurality of loops each contained within planes that intersect with each other at a common intersection axis.
- 10. A fixture for forming a complex coil comprising a toroid.
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13. A method of forming a complex coil comprising:
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wrapping a coiled wire around a toroid-shaped fixture; heat setting the coiled wire; removing the coiled wire from the fixture. - View Dependent Claims (14, 15, 16, 17, 19, 20)
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Specification