Embolizing sclerosing hydrogel
US8840867B2 · kind B2 · utility
12Cited by
1References
25Claims
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Key dates
| Filing date | May 20, 2011 |
| Grant date | Sep 23, 2014 |
| Priority date | — |
| Expiry date | Mar 30, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2430/36
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A sclerosing embolizing hydrogel comprising from about 0.1% by weight to about 4.0% by weight of chitosan; from about 0.01M to about 1M of hydrochloric acid; from 0% by volume to about 40% by volume of iopamidol; from 0.5% by weight to about 25% by weight of β-glycerophosphate disodium salt; and from about 0.05% by weight to about 4% by weight of sodium tetradecyl sulphate. Also a kit for synthesizing the hydrogel and a method using the hydrogel to treat a vascular defect in a subject.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.