Bone filling cement
US9649404B2 · kind B2 · utility
0Cited by
4References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 5, 2009 |
| Grant date | May 16, 2017 |
| Priority date | — |
| Expiry date | Mar 5, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2430/02
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to an injectable bone cement for filling bones with mechanical properties equivalent to those of vertebral spongy bone comprising 70 to 99 wt. % of an acrylic polymer combined with an inorganic type radiopaque compound and 1 to 30 wt. % of calibrated hydrophilic flexible solid particles, said calibrated hydrophilic flexible solid particles being chosen from gelatin, poly(glycerol sebacate) or a mixture thereof.A bone cement according to the invention is particularly intended for vertebroplasty, kyphoplasty or cementoplasty.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.