Vertebral disc repair

US7879103B2 · kind B2 · utility

Assignee

• Musculoskeletal Transplant Foundation · US

Inventors

• Arthur A. Gertzman · Bound Brook, US
• Barbara L. Merboth · Somerville, US
• Michael Schuler · Edison, US
• Anton J. Steiner · Wharton, US
• Eric J. Semler · Piscataway, US
• Judith I. Yannariello-Brown · Somerville, US

Key dates

• Filing date: Apr 17, 2006
• Grant date: Feb 1, 2011
• Expiry date: May 15, 2026

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S623/919
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A sterile implant for treatment of a spinal disc defect comprising an allograft cortical bone demineralized to a Type I collagen having a specific shape which is treated to eliminate osteoinductivity. The implant is lyophilized and compressed into smaller first shape which 20 to 80% from its original shape in at least one dimension and hardened. The implant expanding when hydrated into a second shape having the shape memory of the first shape and expanded in dimensional size from the first compressed shape.