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  • Injectable
  • Injectable through a fine needle, small hydrogel injections are clearly visible in the lung, breast, prostate and other tissues. (bostonherald.com)
  • In a new study in pigs, University of California, San Diego bioengineers have shown that a new injectable hydrogel can repair damage from heart attacks, help the heart grow new tissue and blood vessels, and get the heart moving closer to how a healthy heart should. (sify.com)
  • hydrophilic
  • 9. A hydrogel comprising a crosslinked block copolymer, wherein said block copolymer comprises a poly(ring-opened cyclic ester-co-ring-opened ethylenically unsaturated epoxide)-block-(hydrophilic segment)-block-poly(ring-opened cyclic ester-co-ring-opened ethylenically unsaturated epoxide) copolymer, wherein the ring-opened ethylenically unsaturated epoxide is randomly distributed in the ring-opened cyclic ester portion of the block copolymer. (google.com.au)
  • 10. The hydrogel of claim 9 , wherein the hydrophilic segment is amphiphilic. (google.com.au)
  • 11. The hydrogel of claim 9 , wherein the hydrophilic segment comprises poly(ethylene glycol). (google.com.au)
  • 12. The hydrogel of claim 9 , wherein the hydrophilic segment comprises a hydroxy-terminated polyethylene oxide/polypropylene oxide block copolymer. (google.com.au)
  • Once solubilized by encapsulation in either a hydrophobic interior micelle or a hydrophilic exterior micelle, the QDs can be successfully introduced into an aqueous medium, in which they form an extended hydrogel network. (wikipedia.org)
  • The addition of polymeric nanoparticles gives these hydrogels a reinforced polymeric network that is more stiff and has the ability to enclose hydrophilic and hydrophobic drugs along with genes and proteins. (wikipedia.org)
  • Hydrogels are synthesized from hydrophilic monomers by either chain or step growth, along with a functional crosslinker to promote network formation. (wikipedia.org)
  • The hydrophobic effects combined with the hydrophilic effects within the hydrogel structure can be balanced through dangling side chains that mediates the hydrogen bonding that occurs between two separate hydrogel pieces or across a ruptured hydrogel. (wikipedia.org)
  • Tissue
  • The potential applications of these polypeptide-based hydrogels in the fields of superabsorbent development, tissue engineering, and controlled release are reported. (springer.com)
  • An improved hydrogel adhesive, particularly adapted for adhesion and contact to tissue. (google.com.au)
  • Aggressive adhesion develops during the initial phase of tissue contact when the hydrogel is hydrating or rehydrating. (google.com.au)
  • Although many adhesive applications, particularly those involving tissue, are included within the purview of the hydrogel compositions of this invention, a preferred use is found as an adhesive for attaching pacing leads to heart tissue, particularly epicardial tissue and other moist internal tissue. (google.com.au)
  • Augmenix, a privately held company founded in 2008, is focused on utilizing hydrogel technology in the fields of tissue marking and radiation oncology. (bostonherald.com)
  • The hydrogel remains stable and visible in tissue for three months, long enough for radiotherapy, and then is absorbed and cleared from the body, the company said. (bostonherald.com)
  • Our data show that this hydrogel can increase cardiac muscle and reduce scar tissue in the region damaged by the heart attack, which prevents heart failure. (sify.com)
  • The hydrogel is made from cardiac connective tissue that is stripped of heart muscle cells through a cleansing process, freeze-dried and milled into powder form, and then liquefied into a fluid that can be easily injected into the heart. (sify.com)
  • The platelets act as cross-links to modify molecular functions to enable the hydrogels to have superior elasticity and toughness that resembles closely that of biological tissue. (wikipedia.org)
  • Nanocomposite hydrogels that are enforced with carbon-based nanomaterials are mechanically tough and electrically conducive, which make them suitable for use in biomedicine, tissue engineering, drug delivery, biosensing, etc. (wikipedia.org)
  • However, even though these nanocomposite hydrogels demonstrate some functions of human tissue in lab environments, more research is needed to ensure their utility as tissue replacement. (wikipedia.org)
  • These flesh-like properties have motivated the research and development of self-healing hydrogels in fields such as reconstructive tissue engineering as scaffolding, as well as use in passive and preventive applications. (wikipedia.org)
  • encapsulation
  • After initial encapsulation the remaining molecules form connections between the individual micelles to form a network within the aqueous media called a hydrogel, creating a diffuse and relatively constant concentration of the encapsulated particle within the gel. (wikipedia.org)
  • swell
  • Hydrogels constitute a broad class of materials which swell extensively in water but are not completely water soluble. (google.com.au)
  • Using clay platelets that do not swell or exfoliate in water, using an organic cross-linker such as N,N-methylenebisacrylamide(BIS), mixing of clay and BIS, or preparing nanocomposite hydrogels in a method other than cross-link, will be unsuccessful. (wikipedia.org)
  • The porous network of clay particles enable nanocomposite hydrogels to swell in the presence of water. (wikipedia.org)
  • tissues
  • The electrical conducting property of these hydrogels allow them to mimic the characteristic of nerve, muscle, and cardiac tissues. (wikipedia.org)
  • preparation
  • After brief introduction of protein and its structure, the properties of proteins and peptides used to develop hydrogels, as well as their preparation methods are discussed. (springer.com)
  • acrylic
  • Sharma K, Kaith BS, Kumar V, Kalia S, Kumar V, Swart HC (2014) Water retention and dye adsorption behavior of gg-cl-poly (acrylic acid-aniline) based conductive hydrogels. (springer.com)
  • protein
  • Protein can be converted to hydrogel using physical, chemical, or enzymatic treatments. (springer.com)
  • This chapter intends to look over protein-based hydrogels. (springer.com)
  • Because it is a not a biological extract, it provide a better control of the composition of cells' environment: control over growth factor incorporation, attachment factor incorporation, ECM protein incorporation, rigidity of the hydrogel. (sigmaaldrich.com)
  • prostate
  • SpaceOAR hydrogel acts as a protective spacer between the prostate and the rectum and has been clinically proven to reduce the risk of side effects from radiation treatment. (prweb.com)
  • In a prospective, randomized, multi-center clinical trial in the United States, patients treated with SpaceOAR hydrogel prior to prostate cancer radiation treatment demonstrated bowel, urinary, and sexual benefits through three years of follow-up. (prweb.com)
  • invention
  • The invention also relates to the use of these hydrogel networks in various applications, in particular, for the controlled release of drugs and proteins. (google.com.au)
  • material
  • SiHy lenses offer high oxygen transmission, a number of cosmetic and comfort benefits, and are available in a wide range of prescriptions, all of which combine to recommend them as the standard contact lens material of choice over hydrogel. (coopervision.com)
  • The "hydrogel" coating is an absorbent material that is derived from shrimp and crab shells. (redorbit.com)
  • In 2016, a water absorbing material named Alsta hydrogel was introduced in the India agriculture market after testing from NTC Pune with a potential to absorb water 400 times of its own weight. (wikipedia.org)
  • Despite all the specifications, the process of synthesizing nanocomposite hydrogels is simple and because of the flexible nature of the material, these hydrogels can be easily made to come in different shapes such as huge blocks, sheets, thin films, rods, hollow tubes, spheres, bellows and uneven sheets. (wikipedia.org)
  • Hysteresis is used to measure the compression properties of nanocomposite hydrogels, which shows that this material can withstand around 90% compression. (wikipedia.org)
  • water
  • Hydrogels of different kinds could be useful in agriculture, reducing drought stress in plants, making better use of irrigation water and fertilizer. (wikipedia.org)
  • Suitably prepared hydrogels can simultaneously supply and slowly release pesticides (such as herbicides) in the soil, and increase a sandy soil's retention of water. (wikipedia.org)
  • generally
  • SiHy lenses have a higher Dk/t than hydrogel lenses, so SiHy wearers generally do not experience the effects of limited corneal oxygen supply. (coopervision.com)
  • moist
  • By encouraging a moist would condition, this specially formulated hydrogel rapidly aids recovery and helps with the cleansing of contamination. (viovet.co.uk)
  • affects
  • How much modulus affects any potential comfort differences between hydrogel and SiHy is still unclear. (coopervision.com)
  • animals treated with the hydrogel suffered no adverse affects such as inflammation, lesions or arrhythmic heart beating, according to safety experiments conducted as part of the study. (sify.com)
  • radiation
  • SpaceOAR hydrogel is placed by Dr. Steven Eric Finkelstein M.D., FACRO, radiation oncologist and Dr. Michael Jenkins, M.D., a leading urologist at AUI. (prweb.com)
  • structure
  • The structure of the hydrogel along with electrostatic attraction forces drive new bond formation through reconstructive covalent dangling side chain or non-covalent hydrogen bonding. (wikipedia.org)
  • high
  • The possibility to use the hydrogel with robotic dispensers enables its use in high throughput screening (HTS) formats. (wikipedia.org)
  • fluid
  • researchers have now created a hydrogel that could absorb the excess joint fluid that arises with disease, as well as deliver medications to affected joints. (medicalnewstoday.com)
  • effects
  • SiHy lenses have practically eliminated the hypoxia-related effects of hydrogel lenses. (coopervision.com)
  • Again, the trial found only minor side effects to be associated with the hydrogel - bloating, flatulence , abdominal pain and diarrhea, which reportedly occurred less in the smaller dose group. (medicalnewstoday.com)
  • often
  • The study found that the patients that did not receive SpaceOAR hydrogel experienced a clinically significant decline in bowel, urinary, and sexual quality of life eight times more often than patients that received SpaceOAR hydrogel. (prweb.com)
  • process
  • This hydrogel polymerise by thermic activation between 20 and 40°C and the gelification process is reversible. (sigmaaldrich.com)
  • Since the hydrogels rely on electrostatic attraction for self-healing, the process can be affected by electrostatic screening. (wikipedia.org)