Abstract: A bioreactor system includes a bioreactor container having a first compartment, a second compartment, a first membrane separating the first compartment from the second compartment, a third compartment, and a second membrane separating the third compartment from the first compartment or the second compartment and the system further includes a tissue scaffold integrated with the bioreactor container in the second compartment to form a single bioreactor unit. One or more fluids can be added to one or more of the compartments.

Abstract: A method of cancer hyperthermia therapy includes placing a device including an exogenously-excitable polymeric material at a cancer hyperthermia therapy site of a patient. The method also includes supplying an exogenous energy to the device such that the exogenous energy excites the exogenously-excitable polymeric material at the cancer hyperthermia therapy site to heat the cancer hyperthermia therapy site to a hyperthermia temperature. A method of preparing a polymeric material includes combining an alcohol monomer, a seed of the polymeric material, and an aqueous liquid in a vessel. The method also includes adding an acid monomer to the vessel and supplying an exogenous energy to the vessel. The polymeric material is exogenously excited by the exogenous energy to heat the polymeric material. The method further includes removing water from the vessel and producing the polymeric material, which is a polyester, in the vessel.

Abstract: A engineered textile construction includes a first textile having a first average pore size forming a textile cell growth matrix in which the first textile is a woven or a knit construction, the textile cell growth matrix is configured to have a surface area sufficient to promote cell expansion and the first average pore size is preselected to prevent filling of the pores during cell expansion.

Abstract: A method of forming cured microparticles includes providing a poly(glycerol sebacate) resin in an uncured state. The method also includes forming the composition into a plurality of uncured microparticles and curing the uncured microparticles to form the plurality of cured microparticles. The uncured microparticles are free of a photo-induced crosslinker. A method of forming a scaffold includes providing microparticles including poly(glycerol sebacate) in a three-dimensional arrangement. The method also includes stimulating the microparticles in the three-dimensional arrangement to sinter the microparticles, thereby forming the scaffold having a plurality of pores. A scaffold is formed of a plurality of microparticles including a poly(glycerol sebacate) thermoset resin in a three-dimensional arrangement. The scaffold has a plurality of pores.

Abstract: A filler material of a thermoset resin of a diacid/polyol, such as PGS is provided. The filler useful in forming composites, such as those in which the filler and a resin matrix are of the same material to provide a homogenous polymeric composition. Composites in which at least one of the matrix, the filler or both are PGS are also provided. Methods of forming such filler materials and composites are also disclosed. The composites allow extrusion process to form articles from materials that would not otherwise be capable of being extruded.

Abstract: A process forms an implantable product including poly(glycerol sebacate) urethane (PGSU) loaded with an active pharmaceutical ingredient (API). The process includes homogeneously mixing a flowable poly(glycerol sebacate) (PGS) resin with the API and a catalyst to form a resin blend. The process also includes homogeneously combining the resin blend with an isocyanate to form a reaction mixture and injecting the reaction mixture to form the PGSU loaded with the API. An implantable product includes a PGSU loaded with an API. In some embodiments, the implantable product includes at least 40% w/w of the API, and the implantable product releases the API by surface degradation of the PGSU at a predetermined release rate for at least three months under physiological conditions. In some embodiments, the PGSU is formed from a PGS reacted with an isocyanate at an isocyanate-to-hydroxyl stoichiometric (crosslinking) ratio in the range of 1:0.25 to 1:1.25.

Abstract: A method of cancer hyperthermia therapy includes placing a device including an exogenously-excitable polymeric material at a cancer hyperthermia therapy site of a patient. The method also includes supplying an exogenous energy to the device such that the exogenous energy excites the exogenously-excitable polymeric material at the cancer hyperthermia therapy site to heat the cancer hyperthermia therapy site to a hyperthermia temperature. A method of preparing a polymeric material includes combining an alcohol monomer, a seed of the polymeric material, and an aqueous liquid in a vessel. The method also includes adding an acid monomer to the vessel and supplying an exogenous energy to the vessel. The polymeric material is exogenously excited by the exogenous energy to heat the polymeric material. The method further includes removing water from the vessel and producing the polymeric material, which is a polyester, in the vessel.

Abstract: A method of forming cured microparticles includes providing a poly(glycerol sebacate) resin in an uncured state. The method also includes forming the composition into a plurality of uncured microparticles and curing the uncured microparticles to form the plurality of cured microparticles. The uncured microparticles are free of a photo-induced crosslinker. A method of forming a scaffold includes providing microparticles including poly(glycerol sebacate) in a three-dimensional arrangement. The method also includes stimulating the microparticles in the three-dimensional arrangement to sinter the microparticles, thereby forming the scaffold having a plurality of pores. A scaffold is formed of a plurality of microparticles including a poly(glycerol sebacate) thermoset resin in a three-dimensional arrangement. The scaffold has a plurality of pores.

Abstract: Compositions and methods are beneficial for use in downhole applications, especially oil and gas well bores. A composition includes an elastomer doped with a dopant. The presence of the dopant increases a rate of microbial degradation of the elastomer by a microbe. A method includes forming an article including a doped polymer. The doped polymer includes an elastomer doped with a dopant. The method also includes placing the article in a service environment. The presence of the dopant in the doped polymer increases a rate of microbial degradation of the elastomer by a microbe in the service environment.

Abstract: A filler material of a thermoset resin of a diacid/polyol, such as PGS is provided. The filler useful in forming composites, such as those in which the filler and a resin matrix are of the same material to provide a homogenous polymeric composition. Composites in which at least one of the matrix, the filler or both are PGS are also provided. Methods of forming such filler materials and composites are also disclosed. The composites allow extrusion process to form articles from materials that would not otherwise be capable of being extruded.

Abstract: A method of controlled release includes exposing a polymeric composition to an aqueous liquid to permit surface erosion of a polymeric material of the polymeric composition, thereby controllably releasing the at least one water-soluble agent. The polymeric composition includes the polymeric material and the at least one water-soluble agent homogenously mixed with the polymeric material. The polymeric material includes a polyester copolymer of an alcohol monomer and an acid monomer. A method of preparing a polymeric composition includes forming a polymeric material from an alcohol monomer and an acid monomer in the presence of at least one water-soluble agent.

Abstract: A method of forming a skin care product includes combining at least one additive including at least one active ingredient with at least one glycerol-sebacate component having repeating units of (glycerol sebacate), water, a co-solvent, and at least one of an emulsifier, a surfactant, and a bodying agent to form the skin care product. A dermocosmetic composition includes at least one additive including at least one active ingredient and at least one glycerol-sebacate component having repeating units of (glycerol sebacate). A method of skin care includes applying a dermocosmetic composition to a skin surface.

Abstract: A bone filling composition includes a bone filler. The bone filler includes microparticles of at least one elastomeric material. The at least one elastomeric material includes a poly(glycerol sebacate)-based thermoset. The poly(glycerol sebacate)-based thermoset may be porous thermoset poly(glycerol sebacate) flour, thermoset poly(glycerol sebacate) microspheres, or a combination thereof. In some embodiments, the bone filling composition is a bone filling composite that further includes a carrier material including a poly(glycerol sebacate) resin. A method of forming a bone filling composite includes selecting a bone filler and mixing the bone filler with a carrier material to form the bone filling composite. A method of treating a bony defect includes molding a bone filling composite and placing the bone filling composite in the bony defect. The bone filling composite includes a bone filler mixed with a carrier material.

Abstract: A pH-modulating poly(glycerol sebacate) composition includes poly(glycerol sebacate) and at least one pH-modulating agent associated with the poly(glycerol sebacate). A process of making a pH-modulating poly(glycerol sebacate) composition includes forming a poly(glycerol sebacate) by a water-mediated reaction from glycerol and sebacic acid and associating at least one pH-modulating agent with the poly(glycerol sebacate). A process of modulating a pH of a buffered aqueous solution includes placing a pH-modulating poly(glycerol sebacate) composition in a buffered aqueous solution. The pH-modulating agent is released into the buffered aqueous solution during degradation of the poly(glycerol sebacate) to reduce a decrease in pH of the buffered aqueous solution caused by degradation of the poly(glycerol sebacate).

Abstract: A biocontainment vessel includes a vessel structure including a structural composition and an enhancement composition associated with the structural composition. The enhancement composition includes a co-polymer. The co-polymer is a poly(glycerol sebacate) or a poly(glycerol sebacate urethane). The enhancement composition may also include an augmentation agent associated with the co-polymer. The enhancement composition is located with respect to the structural composition such that the enhancement composition benefits biological cells contained in the biocontainment vessel. A composition includes a co-polymer and an augmentation agent contained by the co-polymer. A method of containing biological cells includes placing the biological cells in an augmented biocontainment vessel and storing them in the augmented biocontainment vessel under predetermined conditions. An augmented substrate includes a substrate and an enhancement composition coating a surface of the substrate.

Abstract: A method of preparing a coated article includes providing an article and coating a surface of the article with a polymeric composition comprising poly(glycerol sebacate). In some embodiments, the composition is a poly(glycerol sebacate) copolymer.

Abstract: A composite hollow lumen and a method for producing the lumen are provided. The lumen includes a tubular textile formed of yarns having a first tensile strength and a matrix material in which the tubular textile is embedded to form a conduit having a bore and a sidewall substantially impermeable to liquid. The matrix material has a second tensile strength that is lower than the first tensile strength. The method for producing a composite lumen includes selecting yarns having a first tensile strength, selecting an elastomeric matrix material having a second tensile strength that is lower that the first tensile strength, forming a tubular textile of the yarns, and embedding the tubular textile in the matrix material to form a conduit having a bore and conduit walls that are substantially impermeable to liquid. The elastomeric matrix material is a biodegradable or bioresorbable polyester.

Abstract: A composite lumen includes an extruded tube of a composite including a poly(glycerol sebacate) (PGS) matrix mixed with a PGS thermoset filler. The composite lumen also includes an overbraid structure overlying an outer surface of the extruded tube. A method of forming a composite lumen includes extruding a PGS tube of a composite including a PGS matrix mixed with a PGS thermoset filler. The method also includes applying an overbraid structure over an outer surface of the extruded tube.

Abstract: A composite hollow lumen and a method for producing the lumen are provided. The lumen includes a tubular textile formed of yarns having a first tensile strength and a matrix material in which the tubular textile is embedded to form a conduit having a bore and a sidewall substantially impermeable to liquid. The matrix material has a second tensile strength that is lower than the first tensile strength. The method for producing a composite lumen includes selecting yarns having a first tensile strength, selecting an elastomeric matrix material having a second tensile strength that is lower that the first tensile strength, forming a tubular textile of the yarns, and embedding the tubular textile in the matrix material to form a conduit having a bore and conduit walls that are substantially impermeable to liquid. The elastomeric matrix material is a biodegradable or bioresorbable polyester.

Abstract: The application is directed to aqueous dispersible biodegradable compositions of esters which are the condensation reaction product of a polyol and a diacid which are within a matrix of hydrated polypeptide. The compositions are useful in additive manufacturing and other applications for use with implantable articles. In some embodiments, the ester in the compositions is the product of a glyercol-sebacic acid condensation reaction.