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Semi-crystalline absorbable microspheres
US9119902B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9119902-B2 |
| Application number | US-47277706-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jun 22, 2006 |
| Priority date | Jun 22, 2006 |
| Publication date | Sep 1, 2015 |
| Grant date | Sep 1, 2015 |
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Abstract
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The present invention is directed to absorbable microspheres comprising a copolymer formed from greater than 88 to about 99 mole percent ε-caprolactone or p-dioxanone, and about 1 to less than 12 mole percent of a different second monomer selected from the group consisting of glycolide, p-dioxanone, trimethylene carbonate and the lactides and combinations thereof, said microspheres having a particle size ranging from about 5 to 2,000 microns. Also described herein are a method for making such microspheres and formulations comprising such absorbable microspheres.
First claim
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What is claimed: 1. An aqueous dispersion consisting of a saline water solution and absorbable microspheres, wherein the absorbable microspheres comprise a copolymer formed from greater than 88 to about 99 mole percent epsilon-caprolactone or p-dioxanone and about 1 to less than 12 mole percent of a different second monomer selected from the group consisting of glycolide, p-dioxanone, trimethylene carbonate, L-lactide, D-lactide, meso-lactide and combinations thereof, said absorbab…
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- What does patent US9119902B2 cover?
- The present invention is directed to absorbable microspheres comprising a copolymer formed from greater than 88 to about 99 mole percent ε-caprolactone or p-dioxanone, and about 1 to less than 12 mole percent of a different second monomer selected from the group consisting of glycolide, p-dioxanone, trimethylene carbonate and the lactides and combinations thereof, said microspheres having a par…
- Who is the assignee on this patent?
- Erneta Modesto, Wu Zhangwen, Ethicon Inc
- What technology area does this patent fall under?
- Primary CPC classification A61L27/58. Mapped technology areas include Human Necessities.
- When was this patent published?
- Publication date Tue Sep 01 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).