Abstract: In one aspect, methods are described herein employing particle compositions operable to form composite membrane for inhibition of post-surgical adhesions. Briefly, a method of treating a surgical site comprises contacting the surgical site with a particle formulation comprising targeting particles and scaffolding particles. The targeting particles and scaffolding particles are crosslinked to provide a composite membrane at the surgical site, wherein formation of post-surgical adhesions are inhibited by the composite membrane.

Abstract: A dental composite or coating that comprises at least one photopolymerizable resin, at least one inorganic filler, a photoinitator, and at lease one interference platelet. The dental composite is able to adapt and match the color and shade of adjacent tooth structure in the cavity in which it is placed, without the need for conventional dyes and pigments, although it may be desirable to use dyes and pigments in a specific shade series.

Abstract: Provided are a plasticizer composition having excellent low-temperature characteristics and capable of improving migration of a plasticizer, and a vinyl chloride-based resin composition including the same.

Abstract: A three-dimensional structure is formed when layers of a material are deposited onto a substrate and scanned with a high energy beam to at least partially melt each layer of the material. Upon scanning the layers at predetermined locations at least a first segment overlapping a second segment and underlapping a third segment is formed.

Abstract: A self-reinforcing composite gel includes a solvent, and a plurality of swellable crosslinked polymer particles dispersed in a crosslinked polymer matrix, wherein the crosslinked polymer matrix and the plurality of swellable crosslinked polymer particles are immersed in the solvent, wherein the swellable crosslinked polymer particles absorb more solvent at equilibrium than the matrix polymer, and wherein the plurality of swellable crosslinked polymer particles swell in the solvent and are present in an amount sufficient to maintain or increase the elastic modulus and/or load-bearing ability of the self-reinforcing composite gel, i.e., compared to that of the crosslinked matrix polymer alone, upon swelling in the solvent.

Abstract: Disclosed herein are composite materials which may be used as biomedical materials or constructs. The disclosed biomedical materials or constructs may be multiphasic and typically provide a surface for cell growth. The disclosed biomedical materials and constructs typically comprise conjugable and/or adhesive chemical moieties, such as hydroxylated aromatic moieties, which facilitate integration of the components of the biomedical materials and constructs. Suitable hydroxylated aromatic moieties may include dihydroxybenzene (DHB) moieties, such as 1,2-DHB moeities, and derivatives thereof.

Abstract: Antidegradant composition comprising a first compound of Formula I: and a second antidegradant that is not the compound of Formula I; and rubber composition comprising the antidegradant composition. The rubber composition has good resistance to appearance discoloration while maintaining the mechanical and anti-aging properties, thus, are suitable for making the entire tire or as part of the rubber matrix.

Abstract: Implantable medical devices have zones of high in vivo stability that are adjacent to zones of relatively low in vivo stability, so that when these medical devices are implanted into a host, the zones of low in vivo stability degrade first and allow the formation of independent segments of relatively intact high in vivo stability bands that are sufficiently small that they may pass from the host in a non-harmful manner.

Abstract: Minimally invasive treatment methods for benign prostatic hyperplasia (BPH) tissue. A system includes a sustained release formulation comprising a cytostatic or cytotoxic drug, and an applicator or delivery system for local delivery of a composition comprising or consisting essentially of the sustained release formulation to the prostate. The applicator containing the composition is characterized by a KIR value of between 40 and 400 Centipoise per unit area.

Abstract: A medical fixing brace, wherein at least one surface is provided with a plurality of step holes for mounting snap-fit seats and posts; the thickness of the mesh plate is made thinner at the step holes; and each of the step holes is assembled with some parts of the snap-fit seats and posts. According to the invention, the fixing brace can be used for both the left body and the right body, convenient for the doctor; the product does not absorb water and has no pad structure, so it is quick in drying after bathing, and it is good in comfort for the wearer; any pruritus and dermatitis can be avoided; and the external fixing brace according to the invention can be used for bone support of the upper limb, the neck, the chest, the waist, the lower limb and the like.

Abstract: A method for coating a medical device includes applying a second layer that includes a second drug on a first layer of on the medical device. The first layer includes a first drug, which may be in crystalline form. By selecting an appropriate solvent use in applying the second layer and appropriate process conditions, the second layer may be applied such that the first drug retains one or more therapeutic properties. For example, the second layer may be applied such that the first drug maintains its crystalline form. The first and second layers may be free of polymer.

Abstract: Detergent composition (F) for domestic or industrial use including, as thickener, a self-invertible inverse latex including an aqueous phase including: a) a crosslinked anionic polyelectrolyte (P) consisting of: —at least one first monomer unit derived from 2-methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid in free acid form or partially or totally salified form; and —at least one second monomer unit derived from at least one monomer chosen from the elements of the group consisting of acrylic acid, methacrylic acid, 2-carboxyethylacrylic acid, itaconic acid, maleic acid, 3-methyl-3-[(1-oxo-2-propenyl)amino]butanoic acid, the carboxylic function of the monomers being in free acid, partially salified or totally salified form; —at least one third monomer unit derived from a polyethylenic crosslinking monomer (AR), b) ethylenediaminedisuccinic acid in trisodium salt form.

Abstract: Semi-rigid bandages disclosed herein include a bandage structure layer with an embedded resin material. The resin material is formulated to cure when exposed to an activator such as air or water. Upon curing, the bandage hardens to a semi-rigid state that is harder and more rigid than conventional bandage materials found in household first-aid kits, yet less rigid than fiberglass-based orthopedic casts.

Abstract: A coating composition for producing an article is disclosed. The coating composition includes a blend of a polymer resin and a lubricating oil, wherein the coating composition is in a liquid-phase By using the coating composition, it is possible to produce the article which can be used in various industries, only with a simple process of molding and curing a polymer resin by the technique of the prior art.

Abstract: Detergent composition (F) for domestic or industrial use including, as thickener, a self-invertible inverse latex including an aqueous phase including: a) a crosslinked anionic polyelectrolyte (P) consisting of: —at least one first monomer unit derived from 2-methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid in free acid form or partially or totally salified form; —at least one second monomer unit derived from at least one monomer chosen from the elements of the group consisting of 2-hydroxyethyl acrylate, 2,3-dihydroxypropyl acrylate, 2-hydroxyethyl methacrylate, 2,3-dihydroxypropyl methacrylate, or vinylpyrrolidone; and—at least one monomer unit derived from a polyethylenic crosslinking monomer (AR), b) at least one sequestrant compound (SQ) chosen from the elements of the group consisting of ethylenediaminedisuccinic acid in trisodium salt form, the glutamic acid, N,N-diacetic acid, tetrasodium salt, and the sodium salt of iminosuccinic acid.

Abstract: The invention is to provide an ophthalmic lens and manufacturing method thereof. The ophthalmic lens comprises a lens body, a polydopamine layer formed on a surface of the lens body and a first cellulose nanofiber (CNF) layer bonded to the polydopamine layer.

Abstract: Nanoparticles and compositions thereof are provided for detecting and/or preventing food spoilage. Methods of making the nanoparticles and compositions, and methods of using the nanoparticles and compositions, e.g. in food packaging, are also provided. The nanoparticles can have a hydrophobic core containing a hydrophobic active agent, e.g. a hydrophobic dye and/or an antimicrobial agent, for detecting and/or preventing food spoilage. The nanoparticles can also have a copolymer of a hydrophobic polymer repeat unit, e.g. styrene or lactic acid, and a pH responsive dendrimer repeat unit. The pH responsive dendrimer repeat unit can have a pH responsive amine core having a plurality of branched acrylate arms extending therefrom. The nanoparticles can be chemically stable at neutral pH, and then release the hydrophobic active agent at a pH range indicative of food spoilage. By releasing the hydrophobic dye and/or antimicrobial agent, the nanoparticles can detect and/or inhibit food spoilage.

Abstract: The disclosure relates to a photoacoustic sensor head for detecting acoustic signals which are excited in a sample by absorption of pulsed measuring light, comprising a contact prism which is transparent for the measuring light and has a sample contact surface, a detection surface arranged opposite the sample contact surface and a light entrance surface arranged adjacent to the detection surface, as well as means for radiating the measuring light through the light entrance surface in the direction of the sample contact surface, wherein a detection device comprising at least one sound transducer is arranged in a manner covering the detection surface, characterized in that those portions of the measuring light which are reflected at the sample contact surface are directed to the detection surface or to the light entrance surface, wherein a material layer containing a material which absorbs the measuring light is arranged between the detection surface and the detection device.

Abstract: The present disclosure relates to a microfluidic chip and a control method thereof, a droplet generation device and a microsphere preparation device. The microfluidic chip includes a matrix (3), and a first flow channel (1) and a second flow channel (2) provided in the matrix (3), wherein the first flow channel (1) and the second flow channel (2) intersect to form an intersection area, sheared phase fluid can flow in from the first flow channel (1), shearing phase fluid can flow in from the second flow channel (2) so as to separate the sheared phase fluid into discrete droplets in the intersection area, and the cross-sectional areas of the first flow channel (1) and the second flow channel (2) range from 0.1 mm2 to 1 mm2. The microfluidic chip can increase the flow rate and improve the efficiency of forming droplets; and the efficiency of generating the droplets is increased on the basis of ensuring the cell activity in order to meet the requirements of 3D biological printing.

Abstract: A selectively hydrogenated block copolymer of general formula S-E-S, (S-E1)nX, or mixtures thereof is disclosed, where n has a value of 2-6, and X is a coupling agent residue. Before hydrogenation, S is a polystyrene block having a molecular weight of 4,400-5,600 g/mol, and E and E1 are polydiene blocks having molecular weights of 18,000-36,000 g/mol and 9,000 to 18,000 g/mol, respectively, selected from polybutadiene, polyisoprene and mixtures thereof, and having a total vinyl content of 60-85 mol %. After hydrogenation, the block copolymer has 0-10 percent of styrene double bonds reduced and at least 80 percent of conjugated diene double bonds reduced. The block copolymer has a solution viscosity of less than 80 centipoise (cP); a polystyrene content of 25-40 wt. % and up to 50 wt. % of diblock units of general formula S-E or S-E1.

Abstract: A dye printing method and an ink capable of performing printing on more types of media than in the related art are shown. A dye printing method using ink 10 containing a solvent 11, and particles 12 of a thermoplastic resin dispersed in the solvent 11 and containing a dye 13 is characterized by including a printing process of performing a printing on a medium 20 with the ink 10, a particle fixing process of fixing the particles 12 to the medium 20 by drying the solvent 11 of the ink 10 ejected to the medium 20 by the printing process, and a resin fixing process of fixing the thermoplastic resin to the medium 20 by heating the particles 12 fixed to the medium 20 by the particle fixing process, at least at a glass-transition temperature or higher.

Abstract: A medical instrument is disclosed having a structure capable of preventing liquid circulation between an inner layer side and an outer layer side of a peripheral wall portion. The medical instrument includes a main body portion in which a center hole and a radially outward space are partitioned by a tubular peripheral wall portion. The peripheral wall portion includes at least a first layer on which a hydrophilic member, in which a hydrophilic coating is formed on a first base portion, is disposed and a second layer on which a hydrophobic member, in which a hydrophobic coating is formed on a second base portion, is disposed. The peripheral wall portion is configured by the first layer and the second layer being stacked along a radial direction. As a result of swelling of the hydrophilic coating, the adjacent hydrophilic members come into contact with each other.

Abstract: A hybrid polymeric structure, a method for fabricating a hybrid polymeric structure and a method for connecting two polymeric layers with the hybrid polymeric structure, the hybrid polymeric structure including a first polymeric material arranged in a first three-dimensional network, wherein the first three-dimensional network defines a cavity with a plurality of interconnected portions within the first three-dimensional network; and a second polymeric material substantially occupies the cavity of the first three-dimensional network, and defines a second three-dimensional network; wherein the first three-dimensional network and the second three-dimensional network are arranged to physically engage with each other so as to form a unified structure combining the first polymeric material and the second polymeric material.

Abstract: An expandable introducer assembly for use in inserting a medical device into a body vessel of a patient includes an expandable sheath subassembly including a sheath hub and an expandable sheath extending from the sheath hub for initial insertion into the body vessel of the patient. The expandable introducer assembly also includes introducer subassembly including a hemostasis valve and an introducer sheath extending from the hemostasis valve and axial advanceable through the sheath hub and into the expandable sheath for radially expanding the body vessel. A coupler is releasably connected to the sheath hub and disposed in interlocked relationship with the hemostasis valve when the hemostasis valve is axially advanced with the introducer sheath towards the sheath hub for allowing serial retraction of the introducer sheath and the expandable sheath out of the body vessel of the patient.

Abstract: The present invention relates to layered double hydroxides (LDH) nanoparticles containing a non-polar compound of plant origin, which provide said non-polar compounds with higher stability and photodegradation resistance, in order to increase their shelf and storage life. Furthermore, it is described a simple and economical method for separating a non-polar compound from a plant material that contains it, as well as a method for selectively releasing the non-polar compound of plant origin contained in the LDH nanoparticles, with a high purity.

Abstract: A medical device (1300) for holding an annuloplasty ring (101) is disclosed comprising a support (102) defining first and second peripheral edges (103, 126) each with a curvature about which said cardiac valve implant can be fitted, wherein the support comprises a grip section (128, 129) positioned between and connected with the first and second peripheral edges at opposite sides of the grip section, the grip section defining an opening for engagement with a gripper tool in use of the support, wherein said grip section is recessed inwards from either of said first and second peripheral edges thereby defining said opening between said support and said cardiac valve implant when held in place by said support. A method of manufacturing a medical device is disclosed.

Abstract: The invention relates to a process for producing a ring-opening polymerization product by reacting at least one polyisocyanate and 2-oxo-1,3-dioxolane-4-carboxylic acid and subjecting the reaction product to a temperature within the range of from about 40 to about 150° C. in the presence of a catalytic amount of at least one non-nucleophilic base. The obtained polymerization product may be present as a foam and is suitable as binder, insulation material, sealant or coating and in the production of mattresses or wound pads.

Abstract: The present invention relates to a plasticizer composition and a resin composition including the same, and can provide a plasticizer composition in which a terephthalate-based material and a cyclohexane 1,4-diester-based material are mixed, and the sum of carbon atoms of alkyl groups bonded to the two materials is in the range of 34 to 40, and by which environmental friendliness can be secured, mechanical properties such as tensile strength and an elongation rate and physical properties such as migration properties and volatile loss can be improved to levels equal to or higher than those of existing products, and effects of improving processability and plasticizing efficiency can be expected, and a resin composition including the same.

Abstract: Generally, an absorbent composite comprising between about 20% and about 80% by weight of the particulate superabsorbent material and between about 20% and 80% by weight of a swellable absorbent fiber is disclosed herein. The swellable absorbent fiber is substantially water-insoluble and water-swellable and a centrifuge retention capacity of between 5 and 20 grams per gram after four hours and reaches at least 66% of centrifuge retention capacity between about 2 and about 50 seconds.

Abstract: The invention is to provide an ophthalmic lens and manufacturing method thereof. The ophthalmic lens comprises a lens body, a polydopamine layer formed on a surface of the lens body and a first cellulose nanofiber (CNF) layer bonded to the polydopamine layer.

Abstract: In one embodiment there is provided a protective case for an electronic device. The case has a substantially transparent planar back surface. The substantially transparent planar back surface is made from a compostable biopolymer material configured to form a rigid back surface and wherein the substantially transparent planar back surface has a terminal outer periphery edge. An outer bumper formed into a continuous side wall extends transversely from the planar back surface. The continuous side wall has an inwardly extending edge such that the outer bumper is configured to form fit around an electronic device. The outer bumper is made from a compostable biopolymer material configured to form into the outer bumper that is softer then the rigid back surface, and wherein the outer periphery edge of the transparent planar back surface is over-molded into the outer bumper.

Abstract: An electroencephalogram (EEG) system is disclosed. The EEG system includes an EEG controller and an EEG sensor that includes a contact surface, the contact surface including an electrically-conductive portion in communication with the EEG controller and a sensor release element in communication with the EEG controller, the sensor release element being configured to perform, in response to a signal from the EEG controller, a release action to reduce adhesion of an electrically-conductive gel between the contact of the sensor and the user's skin.

Abstract: A non-limit multi-function viscoelastic support structure group, relating to a field of aerospace structural design, includes a basic structure, a supported structure and multiple viscoelastic support structure units. The multiple viscoelastic support structure units form a circular discontinuous group and are arranged between the basic structure and the supported structure. The viscoelastic support structure units are connected with the basic structure and the supported structure respectively in ways of pre-pressing and surface contact, and no fixed constrained relationship exists. The present invention absorbs a vibration energy through a viscoelastic effect of own structural material and forms a spring-oscillator vibration attenuation system with the supported structure.

Abstract: The present invention is directed to a novel group of amino acid-based poly(ester urea)s (PEUs) for use in biodegradable adhesive and related methods for their making and use. These novel amino acid-based PEUs have a wide variation in mechanical properties and degradation behavior that can be tuned by varying the amino acids and polyols used to form the polyester monomers that form the PEUs. Importantly, these novel PEUs have been shown to be non-toxic in vitro and in vivo and may be suitable to a wide variety of biomedical and other uses. In some embodiments, the adhesive properties of these degradable amino acid-based poly(ester urea) adhesives has been further improved by the incorporation of controlled amounts of catechol functional groups into the side chains of the PEU via post-polymerization functionalization chemistry.

Abstract: The splint kit provides a sealed splint, bandaging, and a water source for setting the splint. Different kits may be needed depending upon the size of the user to which the splint will be applied. The kits may also vary according to the body part to be set. The size of each splint is based upon the size of the user and the size of the body part(s) to be splinted to eliminate the need for the user to size the splint. The splint is self-contained in its own packaging to maintain the integrity of the splint. The fiberglass/hardening material is encased by a foam material and/or felt to further simplify the process of applying and setting the splint.

Abstract: A transparent conductor including a Group 5 transition metal and boron, wherein the compound has a layered structure.

Abstract: Provided is a cell adhesion inhibitor which exhibits low cytotoxicity and an excellent cell adhesion prevention effect; a tool and an apparatus each having a surface modified through application of the cell adhesion inhibitor thereto; a method for producing each of the surface-modified tool and apparatus; a biomedical structure and a production method therefor; and a microchannel device and a production method therefor. The invention provides a cell adhesion inhibitor comprising, as an active ingredient, a polymer comprising a repeating unit having a sulfinyl group in a side chain thereof.

Abstract: A staple cartridge assembly is used with a surgical stapler. The staple cartridge assembly includes a staple cartridge including a cartridge body, a cartridge deck, and a plurality of staples deployable from the cartridge body through the cartridge deck. The staple cartridge assembly includes a compressible adjunct positionable against the cartridge deck. The compressible adjunct includes a plurality of unaltered fibers and a plurality of altered fibers that are melted and resolidified. The unaltered fibers include a first fiber including a first fiber portion and a second fiber including a second fiber portion extending over the first fiber portion. The compressible adjunct further includes a node which comprises the first fiber portion, the second fiber portion, and at least a portion of the plurality of altered fibers, wherein the at least a portion of the plurality of altered fibers affixes the first fiber portion and the second fiber portion.

Abstract: Methods and devices for making particles at small volumes.

Abstract: A highly tunable bioscaffold is provided, as well as a method of manufacture of the bioscaffold and methods of use of the bioscaffold, for example for drug testing, cell propagation and for optimizing growth of a cell type, for example corneal endothelial cells.

Abstract: The present invention relates to a sorbent for extracting polar components from a sample where the sorbent comprises a cross-linked polymer comprising nitrogen containing cyclic compounds, for example 1-vinylimidazole and/or 4-vinylpyridine. The invention further relates to a method of producing said sorbent and the use of the sorbent.

Abstract: The present invention provides metal medical devices which are provided with sliding properties (lubricity), low protein adsorption properties and low cell adsorption properties and further in which these properties are prevented from deteriorating. The present invention relates to a metal medical device having a surface at least partially treated with a copolymer C of a polymerizable silane compound A and a polymerizable compound B that contains a functional group.

Abstract: The present invention discloses a ?-polylysine hydrogel and the preparation method and application of the as-described ?-polylysine hydrogel. The polylysine hydrogel is non-toxic to a recipient, and has biodegradability and biocompatibility. The wound tissue healing material prepared by the present invention can be used in wound tissue adhesion in an efficient, stable, safe manner.

Abstract: A dentifrice composition comprising an orally acceptable vehicle having distributed therein a water hydratable film flakes having a matrix comprised of a water soluble hydroxy alkyl cellulose polymer and a starch, and flaying entrained therein a constituent selected from therapeutic cosmetic and decorative materials.

Abstract: The present invention relates to shape memory materials and to a method for controlling shape change in shape memory materials. In particular, the invention relates to a method and a system for forming complex shapes from shape memory materials and to shape memory materials having complex shapes.

Abstract: A composite material in the form of a linear structure having a width, a length and a thickness, the composite material having a first component formed by a polymer and a second component formed by a reinforcing material, wherein the first component is a thermoplastic polymer selected from the group of biodegradable polymers and mixtures thereof, and the second component is platy wood particles. The composite material being formable at a temperature of about 50 to 70° C. and being capable of being employed as a blank for an orthopedic splint.

Abstract: A bone cement comprising an acrylic polymer mixture which is formulated to have a relatively high viscosity for a relatively long window, due to distributions of molecular weights and/or sizes of acrylic beads.

Abstract: The present disclosure relates to pharmaceutically acceptable complex formulae comprising complexes of Abiraterone acetate and pharmaceutically acceptable excipients, process for the preparation thereof and pharmaceutical compositions containing them. The complex formulae of the present disclosure have improved physicochemical properties which results in reduced food effect which allows significant dose reduction and the abandoning of the requirement of taking the drug on an empty stomach.

Abstract: A dentifrice composition comprising an orally acceptable vehicle having distributed therein a water hydratable film flakes having a matrix comprised of a water soluble hydroxy alkyl cellulose polymer and a starch, and having entrained therein a constituent selected from therapeutic cosmetic and decorative materials.

Abstract: Provided are opaque materials exhibiting a good adhesive strength and a good color tone reproduction comparable with natural dental crowns as well as having a good operability. In addition, the opaque materials may exhibit a stain-resistance property in rebuilding-up a dental composition on the opaque materials in a cured form with a metal instrument. Further, the opaque materials may exhibit a good color tone reproduction comparable with natural dental crowns even if a dental membrane is thinly formed from the opaque metals. The dental membrane is formed from a first opaque layer and a second opaque layer, wherein the first opaque layer contains a filler of indefinite-shape particles and the second opaque layer contains a filler of spherical-shape particles, and wherein the first opaque layer is formed on a metal base and the second opaque layer is formed on the first opaque layer.