Prosthetic ligament

• US 6,599,319 B2
• Filed: 12/14/2001
• Issued: 07/29/2003
• Est. Priority Date: 12/14/2001
• Status: Expired due to Term

• Current Assignee: Cortland Cable Company, Inc.
• Original Assignee: Celanese Advanced Materials, Inc. (Celanese Corporation), Cortland Cable Company, Inc.
• Inventors: Nye, Richard E., Knudsen, Robert B.
• Primary Examiner(s): Willse, David H.
• Assistant Examiner(s): GHERBI, SUZETTE JAIME J
• Application Number:
  US10/017,945
• Publication Number:
  US 20030114929A1
• Time in Patent Office: 592 Days
• Field of Search: 623/13.19, 623/13.12, 623/13.11, 623/13.14, 623/13.2, 623/13.18
• US Class Current: 623/13.11
• CPC Class Codes: A61F 2/08 Muscles; Tendons; Ligaments sutures A61B17/04
• CPC Class Codes: D07B 1/18 Grommets slings B66C1/12
• CPC Class Codes: D07B 2201/1096 braided

Abstract

A prosthetic ligament includes a cord of thermotropic liquid crystal filaments. The cord preferably comprises multi-filament thermotropic liquid crystal filaments. The cord has an eye spliced at each of its ends.

Claims

1. A prosthetic ligament comprises a prosthetic ligament a cord of thermotropic liquid crystalline filaments, said cord comprising several strands of said filaments.

2. The ligament of claim 1 wherein said cord further comprising twelve braid strand of said filament.

3. The ligament of claim 1 wherein said cord further comprising an eye spliced at each end thereof.

4. The ligament of claim 1 wherein said strands being braided, twisted, or woven together.

5. A prosthetic ligament comprises a prosthetic ligament a cord of braided thermotropic liquid crystalline polymer strands, said cord comprising several strands of said filaments, and the cord having an eye spliced at each end thereof.

6. The ligament of claim 5 wherein said cord further comprises twelve strands.

7. The ligament of claim 5 wherein said strands being braided, twisted, or woven together.

8. A prosthetic ligament comprises a prosthetic ligament being a cord of filaments having a creep resistance of greater than 0% tension loss at 1000 hours, a flexural strength greater than 10,000 cycles-to-failure, and an abrasion resistance greater than 100 cycles-to-failure, and the cord having an eye spliced at each end thereof.

9. The ligament of claim 8 wherein said filaments comprise a thermotropic liquid crystalline polymer.

10. The ligament of claim 8 wherein said cord further comprises twelve strands.