Tissue marking using biocompatible microparticles
US6394965B1 · kind B1 · utility
150Cited by
36References
2Claims
0Family size
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Key dates
| Filing date | Aug 15, 2000 |
| Grant date | May 28, 2002 |
| Priority date | — |
| Expiry date | Sep 6, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K49/0419
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Described are methods of tissue marking using microparticles that have carbon surfaces, and that contain a contrast agent. Preferred microparticles include a permanently radiopaque particle substrate and a pyrolytic carbon surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.