Abstract: The present invention provides NO and, optionally, drug releasing macromers and oligomers wherein the drug molecule and NO releasing moiety are linked an absorbable macromer or oligomeric chain susceptible to hydrolytic degradation and wherein the macromer or oligomer comprises of repeat units derived from safe and biocompatible molecules such as glycolic acid, lactic acid, caprolactone and p-dioxanone. Furthermore, the present invention relates to controlled release of nitric oxide (NO) and/or drug molecule from a NO and drug releasing macromer or oligomer. Moreover, the present invention also relates to medical devices, medical device coatings and therapeutic formulations comprising of nitric oxide and drug releasing macromers and oligomers of the present invention.
Abstract: The present invention relates to dephenolic compounds, an example of which is shown below, which are functionalized, and polymers formed from the same. Polymers formed from the functionalized diphenolics are expected to have controllable degradation profiles, enabling them to release an active component over a desired time range. The polymers are also expected to be useful in a variety of medical applications.
Abstract: The present invention relates to the discovery of new class of hydrolysable amino acid derivatives and absorbable polyester amides, polyamides, polyepoxides, polyureas and polyurethanes prepared therefrom. The resultant absorbable polymers are useful for drug delivery, tissue engineering, tissue adhesives, adhesion prevention, bone wax formulations, medical device coatings, stents, stent coatings, highly porous foams, reticulated foams, wound care, cardiovascular applications, orthopedic devices, surface modifying agents and other implantable medical devices. In addition, these absorbable polymers should have a controlled degradation profile.
Abstract: The present invention relates to the discovery of new class of linear and multiarmed hydrolysable linkers and cross linkers for use in the synthesis of biodegradable polymers such as, polyesters, polyurethanes, polyamides, polyureas and degradable epoxy amine resin. The linear and multiarmed hydrolysable linkers of the present invention include symmetrical and/or unsymmetrical ether carboxylic acids, amines, amide diols, amine polyols and isocyanates.
Abstract: This invention relates to the discovery of functionalized triclosan monomers and oligomers that, when incorporated into a substrate of, or applied as part of a coating to, medical devices and/or consumer products may extend the duration of antimicrobial properties to the medical devices and/or consumer products.
Abstract: The present invention relates to biodegradable polymers (e.g., polyesters and polyester amides) derived from functionalized biologically active compounds that can provide site specific delivery of bioactive compounds upon biodegradation in a controlled manner.
Abstract: Absorbable polyurethanes, polyamides and polyester urethanes prepared from at least one compound selected from: or the corresponding diamines or diisocyanates thereof, wherein each X independently represents —CH2COO—, —CH(CH3)COO—, —CH2CH2OCH2COO—, —CH2CH2CH2CH2CH2COO—, —(CH2)yCOO— where y is 2 to 4 or 6 to 24, or —(CH2CH2O)z?CH2COO— where z? is 2 to 24; each Y represents —COCH2O—, —COCH(CH3)O—, —COCH2OCH2CH2O—, —COCH2CH2CH2CH2CH2O—, —CO(CH2)mO— where m is 2 to 4 or 6 to 24, or —COCH2O(CH2CH2O)n— where n is 2 to 24; R? is hydrogen, benzyl or straight-chained or branched alkyl; p is 1 to 4; and Rn represents one or more members selected from H, alkoxy, benzyloxy, aldehyde, halogen, carboxylic acid and —NO2, which is attached directly to an aromatic ring or attached through an aliphatic chain. Absorbable polymers prepared from these compounds are useful for drug delivery, tissue engineering, tissue adhesives, adhesion prevention and other implantable medical devices.
Abstract: The present invention relates to the discovery of biodegradable multi-armed oligomers wherein the end groups of these oligomers have been functionalized with biologically active molecules. The resultant multi-armed oligomers end-functionalized with biologically active molecules have a controllable degradation profile. The hydrolytic degradation of oligomers of the present invention releases the biologically active compound as such with no change in native chemical structure.
Abstract: This invention relates to the discovery of functionalized triclosan monomers and oligomers that, when incorporated into a substrate of, or applied as part of a coating to, medical devices and/or consumer products may extend the duration of antimicrobial properties to the medical devices and/or consumer products.
Abstract: The present invention relates to compounds of formula I and II, which are functionalized amino acids, and polymers formed from the same. Polymers formed from the functionalized amino acids are expected to have controllable degradation profiles, enabling them to release an active component over a desired time range. The polymers are also expected to be useful in a variety of medical applications.
Abstract: Absorbable polyurethanes, polyamides and polyester urethanes prepared from at least one compound selected from: or the diamines and diisocyanates thereof, wherein each X represents a member independently selected from —CH2COO— (glycolic acid moiety), —CH(CH3)COO— (lactic acid moiety), —CH2CH2OCH2COO— (dioxanone), —CH2CH2CH2CH2CH2COO— (caprolactone moiety), —(CH2)yCOO— where y is one of the numbers 2, 3, 4 or 6-24 inclusive, and —(CH2CH2O)z?CH2COO— where z? is an integer between 2 and 24, inclusive; each Y represents a member independently selected from —COCH2O— (glycolic ester moiety), —COCH(CH3)O— (lactic ester moiety), —COCH2OCH2CH2O— (dioxanone ester), —COCH2CH2CH2CH2CH2O— (caprolactone ester), —CO(CH2)mO— where m is an integer between 2, 3, 4 or 6-24 inclusive, —COCH2O(CH2CH2O)n— where n is an integer between 2 and 24, inclusive; R? is hydrogen, benzyl or an alkyl group, the alkyl group being either straight-chained or branched; p is an integer between 1 and 4, inclusive; and Rn represents one or more
Abstract: The present invention relates to the discovery of biodegradable multi-armed oligomers wherein the end groups of these oligomers have been functionalized with biologically active molecules. The resultant multi-armed oligomers end-functionalized with biologically active molecules have a controllable degradation profile. The hydrolytic degradation of oligomers of the present invention releases the biologically active compound as such with no change in native chemical structure.
Abstract: The present invention relates to compounds of formula I and II, which are functionalized amino acids, and polymers formed from the same. Polymers formed from the functionalized amino acids are expected to have controllable degradation profiles, enabling them to release an active component over a desired time range. The polymers are also expected to be useful in a variety of medical applications.
Abstract: The present invention relates to compounds of formula I, which are difunctionalized aromatic compounds, and polymers formed from the same. [R?—(X)a—OC(O)]p—Ar—[NR?—(Y)b—R?]q??I Polymers formed from the difunctionalized aromatics are expected to have controllable degradation profiles, enabling them to release an active component over a desired time range. The polymers are also expected to be useful in a variety of medical applications.
Abstract: The present invention provides NO and, optionally, drug releasing macromers and oligomers wherein the drug molecule and NO releasing moiety are linked an absorbable macromer or oligomeric chain susceptible to hydrolytic degradation and wherein the macromer or oligomer comprises of repeat units derived from safe and biocompatible molecules such as glycolic acid, lactic acid, caprolactone and p-dioxanone. Furthermore, the present invention relates to controlled release of nitric oxide (NO) and/or drug molecule from a NO and drug releasing macromer or oligomer. Moreover, the present invention also relates to medical devices, medical device coatings and therapeutic formulations comprising of nitric oxide and drug releasing macromers and oligomers of the present invention.
Abstract: This invention relates to the discovery of functionalized triclosan monomers and oligomers that, when incorporated into a substrate of, or applied as part of a coating to, medical devices and/or consumer products may extend the duration of antimicrobial properties to the medical devices and/or consumer products.
Abstract: The present invention relates to the discovery of new class of linear and multiarmed hydrolysable linkers and cross linkers for use in the synthesis of biodegradable polymers as, polyesters, polyurethanes, polyamides, polyureas and degradable epoxy amine resin. The linear and multiarmed hydrolysable linkers of the present invention include symmetrical and/or unsymmetrical ether carboxylic acids, amines, amide diols, amine polyols and isocyanates.
Abstract: The present invention relates to the discovery of biodegradable multi-armed oligomers wherein the end groups of these oligomers have been functionalized with biologically active molecules. The resultant multi-armed oligomers end-functionalized with biologically active molecules have a controllable degradation profile. The hydrolytic degradation of oligomers of the present invention releases the biologically active compound as such with no change in native chemical structure.
Abstract: The present invention relates to dephenolic compounds, an example of which is shown below, which are functionalized, and polymers formed from the same. Polymers formed from the functionalized diphenolics are expected to have controllable degradation profiles, enabling them to release an active component over a desired time range. The polymers are also expected to be useful in a variety of medical applications.
Abstract: The present invention relates to compounds of formula I, which are difunctionalized aromatic compounds, and polymers formed from the same. Polymers formed from the di-functionalized aromatics are expected to have controllable degradation profiles, enabling them to release an active component over a desired time range. The polymers are also expected to be useful in a variety of medical applications.