Inflation media for implants
An inflatable implant is disclosed. The inflatable implant comprises at least one inflation channel for forming an inflatable structure of the inflatable implant; and an inflation media disposed within the at least one inflation channel, wherein the inflation media comprises a mixture of an epoxy resin and a hardener, the mixture is configured to gel at about 37° C in less than about 2.5 hours after mixing to form a gelled mixture.
1. An inflation media comprising:
an epoxy resin comprising a first compound having at least one N,N-bis(oxiran-2-ylmethyl)aniline segment and a second compound having at least two oxirane groups on a backbone of no more than five carbons;
a hardener comprising at least one cycloaliphatic amine; and
wherein a mixture of the epoxy resin and the hardener has an average viscosity of less than about 100 cps at about 37° C. over the first 10 minutes of formation; and
wherein the first compound is about 40% to about 60% by weight and the second compound is about 40% to about 60% by weight of the epoxy resin.
2. The inflation media of claim 1 , wherein the first compound is N,N-diglycidyl-4-glycidyloxyaniline or 4,4′-methylenebis(N,N-diglycidylaniline).
3. The inflation media of claim 1 , wherein the second compound is selected from the group consisting of 1,4-butanediol diglycidyl ether, 1,2-ethanediol diglycidyl ether, polyglycidyl ether, and 1,3-butadiene diepoxide.
4. The inflation media of claim 1 , wherein the at least one cycloaliphatic amine is selected from the group consisting of isophorone diamine, 1,3-bis-aminocyclohexane, diamino cyclohexane, n-aminoethylpiperazine, and n-aminopropylpiperazine.
5. The inflation media of claim 1 , wherein the hardener comprises isophorone diamine and 1,3-bis-aminocyclohexane.
6. The inflation media of claim 1 , wherein the first compound is N,N-diglycidyl-4-glycidyloxyaniline, the second compound is 1,4-butanediol diglycidyl ether, and the hardener comprises isophorone diamine and 1,3-bis-aminocyclohexane.
7. The inflation media of claim 1 , wherein the epoxy resin further comprises a third compound having at least one of the following group:
8. The inflation media of claim 7 , wherein the third compound is selected from the group consisting of tris(4-hydroxyphenyl)methane triglycidyl ether, bisphenol-A diglycidyl ether, bisphenol-F diglycidyl ether and resorcinol diglycidyl ether.
9. The inflation media of claim 1 , wherein the hardener further comprises an aliphatic amine selected from the group consisting of diethylene triamine, tri-ethylene tetraamine and tetraethylenepentamine.
10. The inflation media of claim 9 , wherein the cycloaliphatic amine is about 75% to about 100% and the aliphatic amine is about 0% to about 25% by weight of the hardener.
11. The inflation media of claim 1 , wherein the hardener further comprises a radio-opaque compound.
12. The inflation media of claim 11 , wherein the radio-opaque compound is selected from the group consisting of 3,5-diiodosalicylic acid, 3-iodo-1-propanol, 2,3,5-triiodobenzoic acid, 3,5-diiodobenzoic acid, 4-iodophenol, 2,4,6-triiodophenol, iodo benzoic acid, iodo salicylic acid, iodobenzene and diiodobenzene.
13. The inflation media of claim 1 , wherein the hardener further comprises a catalyst.
14. The inflation media of claim 13 , where in the catalyst is water, polybenzoic acid or polyphenol.