Injectable microspheres for dermal augmentation and tissue bulking
US9295648B2 · kind B2 · utility
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66References
20Claims
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Key dates
| Filing date | Nov 8, 2013 |
| Grant date | Mar 29, 2016 |
| Priority date | — |
| Expiry date | Nov 8, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2400/06
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to elastic, hydrophilic and substantially spherical microspheres useful for dermal augmentation and tissue bulking. The invention provides injectable compositions comprising the microspheres and a biocompatible carrier for use in dermal augmentation. The present invention further provides methods of dermal augmentation and tissue bulking, particularly for the treatment of skin contour deficiencies, Gastro-esophageal reflux disease, urinary incontinence, and urinary reflux disease, using the injectable compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.