Absorbable coating for implantable device
US-2016303295-A1 · Oct 20, 2016 · US
PDLLA stent coating
US10064982B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10064982-B2 |
| Application number | US-201514832889-A |
| Country | US |
| Kind code | B2 |
| Filing date | Aug 21, 2015 |
| Priority date | Jun 27, 2001 |
| Publication date | Sep 4, 2018 |
| Grant date | Sep 4, 2018 |
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- Title
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- Abstract
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Abstract
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An amorphous PDLLA stent coating for drug delivery is disclosed.
First claim
Opening claim text (preview).
What is claimed is: 1. A stent comprising a coating, the coating consisting of a poly(D,L-lactic acid) (PDLLA) and a macrocyclic drug, wherein the PDLLA has a degree of crystallinity of less than 20 percent, the measurement being by weight of the amount of polymer that is in the form of crystallites as measured by differential scanning calorimetry, wherein the coating has a thickness of 0.05 microns to 10 microns, and wherein the stent on which the coating is disposed is made from a bioabsorbable polymer. 2. The stent of claim 1 , wherein the drug is rapamycin.
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Classifications
Methods for coating medical devices · CPC title
the ring forming part of a bridged ring system, e.g. quinuclidine (8-azabicyclo [3.2.1] octanes A61K31/46) · CPC title
Coatings containing a mixture of two or more compounds · CPC title
Coatings · CPC title
Biologically active materials, e.g. therapeutic substances {(A61L31/047 takes precedence)} · CPC title
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Frequently asked questions
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- What does patent US10064982B2 cover?
- An amorphous PDLLA stent coating for drug delivery is disclosed.
- Who is the assignee on this patent?
- Abbott Cardiovascular Systems Inc
- What technology area does this patent fall under?
- Primary CPC classification B05D1/02. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Tue Sep 04 2018 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 4 related publications on this page (citations in our corpus or others sharing the same primary CPC).