IP Library Granted Patent US 7,618,647
Granted Patent B2
US 7,618,647 · App. 10/677,834 · Granted Nov 17, 2009

Using bucky paper as a therapeutic aid in medical applications

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Quick Facts
Patent No.
US 7,618,647
App. No.
10/677,834
Granted
Nov 17, 2009
Kind
B2
Abstract

Methods, systems, and uses of bucky paper are provided in the present invention. These embodiments include covering medical implants with single or multiple layers of bucky paper, treating bucky paper with various therapeutics to be released through the bucky paper to a target site, shaping bucky paper into non-conventional configurations for improved therapeutic deliver, and using bucky paper alone or in conjunction with other materials to treat a target site.

Claims (25)

1. A medical implant system comprising:

a medical implant having an exterior surface; and

a first layer of bucky paper covering at least a portion of the exterior surface.

2. The medical implant system of claim 1 wherein the first layer of bucky paper covers the entire exterior surface of the medical implant and the bucky paper contains carbon nanotubes with carboxylic groups positioned on a surface of the carbon nanotubes.

3. The medical implant system of claim 1 wherein the medical implant has a non-continuous exterior surface forming spaces between exterior elements of the medical implant and wherein portions of the first layer of bucky paper have been removed over areas coinciding with at least one space between the exterior elements of the medical implant.

4. The medical implant system of claim 1 wherein the medical implant is a stent.

5. The medical implant system of claim 1 further comprising:

a therapeutic carried by the first layer of bucky paper.

6. The medical implant system of claim 1 wherein therapeutic is positioned between the first layer of bucky paper and the medical implant.

7. The medical implant system of claim 1 further comprising a polymer layer disposed between the first layer of bucky paper and the medical implant, wherein therapeutic is positioned within the polymer layer.

8. The medical implant system of claim 1 wherein therapeutic is placed in a carrier, the carrier positioned in the first layer of bucky paper.

9. The medical implant system of claim 1 further comprising:

a second layer of bucky paper covering at least a portion of the medical implant.

10. The medical implant system of claim 9 further comprising:

a therapeutic positioned between the layers of bucky paper.

11. The medical implant system of claim 10 wherein the therapeutic is contained within a polymer.

12. The medical implant system of claim 1 further comprising:

a therapeutic, the therapeutic carried by the first layer of bucky paper, the therapeutic being in a crystallized state.

13. The medical implant system of claim 1 wherein the bucky paper contains magnetically charged particles.

14. The medical implant system of claim 1 wherein the bucky paper contains anchors extending from the exterior surface, the anchors coupling the first layer of bucky paper to the implant.

15. The medical implant system of claim 9 wherein the first layer of bucky paper contains a first therapeutic and the second layer of bucky paper contains a second therapeutic.

16. The medical implant system of claim 5 wherein the therapeutic is within a carrier.

17. The medical implant system of claim 1 further comprising:

a therapeutic release barrier covering the first layer of bucky paper and a therapeutic.

18. The medical implant system of claim 1 wherein the first layer of bucky paper varies in thickness.

Assignments (2)
CHANGE OF NAME Recorded Nov 6, 2006
From: SCIMED LIFE SYSTEMS, INC.
To: BOSTON SCIENTIFIC SCIMED, INC.
Reel/Frame 018505/0868 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 27, 2004
From: WEBER, JAN; HOLMAN, TOM; EIDENSCHINK, TRACEE; CHEN, JOHN JIANHUA
To: SCIMED LIFE SYSTEMS, INC.
Reel/Frame 015022/0316 →