IP Library › Granted Patent US 9,707,313
Granted Patent B2
US 9,707,313 · App. 14/446,805 · Granted Jul 18, 2017

Biocompatible adhesive materials and methods

Inventors: Natalie Artzi (Brookline, MA); Elazer R. Edelman (Brookline, MA); Nuria Oliva Jorge (Barcelona, ES); Maria Carcole Solanes (Barcelona, ES)
Assignee: Massachusetts Institute of Technology
A61L24/043A61L24/0005A61L24/0015A61L24/08A61M5/19A61M5/31596
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Quick Facts
Patent No.
US 9,707,313
App. No.
14/446,805
Granted
Jul 18, 2017
Kind
B2
Abstract

Biocompatible adhesive materials, such as for use with biological tissues and/or medical implants, are provided, as well as methods and kits for making and using the biocompatible adhesive materials. The biocompatible adhesive materials include a dendrimer component and a polymer component, and may be tailored for specific tissue types and conditions.

Claims (16)

1. A kit for making an adhesive comprising:

a first part which includes a first solution comprising a polymer component, wherein the polymer component comprises a polymer having one or more aldehyde groups; and

a second part which includes a second solution comprising a dendrimer component, wherein the dendrimer component comprises a dendrimer having at least 2 branches with one or more surface groups, wherein less than 75% of the surface groups comprise at least one primary or secondary amine.

2. The kit of claim 1 , further comprising a syringe, wherein the first and second solutions are stored in the syringe.

3. The kit of claim 2 , wherein the syringe comprises separate reservoirs for the first solution and second solution.

4. The kit of claim 3 , wherein the syringe comprises a mixing tip.

5. The kit of claim 1 , further comprising at least two reservoirs with different concentrations of the first solution.

6. The kit of claim 1 , further comprising at least two reservoirs with different concentrations of the second solution.

7. The kit of claim 1 , further comprising instructions for selecting an appropriate concentration of at least one of the first solution or second solution to compensate for the characteristics of one or more biological tissues.

8. The kit of claim 1 , wherein the dendrimer component, polymer component, or both components, comprise a drug.

9. The kit of claim 1 , wherein the dendrimer component, polymer component, or both components, comprise stem cells or other cells.

10. A drug delivery composition comprising:

a polymer component, wherein the polymer component comprises a polymer having one or more aldehyde groups;

a dendrimer component, wherein the dendrimer component comprises a dendrimer having at least 2 branches with one or more surface groups, wherein less than 75% of the surface groups comprise at least one primary or secondary amine; and

at least one drug combined with at least one of the polymer component and dendrimer component.

11. The composition of claim 10 , wherein the polymer and dendrimer components are in a combination effective for the composition to adhere to a biological tissue.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 21, 2015
From: ARTZI, NATALIE; EDELMAN, ELAZER R.; JORGE, NURIA OLIVA; SOLANES, MARIA CARCOLE
To: MASSACHUSETTS INSTITUTE OF TECHNOLOGY
Reel/Frame 036389/0200 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 4, 2015
From: ARTZI, NATALIE; EDELMAN, ELAZER R.; JORGE, NURIA OLIVA; SOLANES, MARIA CARCOLE
To: MASSACHUSETTS INSTITUTE OF TECHNOLOGY
Reel/Frame 036248/0382 →
Continuity (3)
Division 13446712 · Apr 13, 2012
Provisional Application 61474984 · Apr 13, 2011
Related Publication 20140341838A1 · Nov 20, 2014