• 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
  • 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)
  • India
  • 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)
  • 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)
  • 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)
  • 14 . The spinal implant as set forth in claim 1 , wherein the implant material is selected from the group consisting of a hydrogel, a cross-linked protein and a polyurethane. (google.com)
  • 15 . A spinal implant for replacement of the part of a natural disc nucleus comprising a hydrogel having a radiopaque material within the hydrogel. (google.com)
  • 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)
  • 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)
  • novel
  • In 2015, The Indian Agriculture Research Institute (IARI) reported the development of a novel hydrogel for agricultural use. (wikipedia.org)
  • protein
  • 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)
  • form
  • That copolymer is subsequently crosslinked to form a hydrogel network. (google.com.au)
  • The metal may also be in the form of a foil or wire located within the hydrogel such as polyurethane, thereby making the implant visible on x-rays. (google.com)
  • The side chains "dangle" across the surface of the hydrogel, allowing it to interact with other functional groups and form new bonds. (wikipedia.org)
  • It can form hydrogels. (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)
  • In hydrogels, structure and stability of water molecules are highly affected by the bonds. (wikipedia.org)
  • different
  • Hydrogels of different kinds could be useful in agriculture, reducing drought stress in plants, making better use of irrigation water and fertilizer. (wikipedia.org)
  • Different crosslinking methods can be implemented for the design of a hydrogel. (wikipedia.org)
  • care
  • In the nearly 20 years since their introduction, silicone hydrogel (SiHy) contact lenses have become the predominant lens choice of eye care professionals. (coopervision.com)
  • In addition to oxygen transmissibility, eye care professionals recommending SiHy lenses to current hydrogel wearers may want to note potential cosmetic benefits. (coopervision.com)
  • In studies, eye care professionals have noted increased visibility of reddened blood vessels and decreased corneal clarity in wearers of hydrogel lenses versus non-wearers of contact lenses. (coopervision.com)
  • Many eye care professionals have assumed that hydrogel lenses must be less comfortable than SiHy lenses due to their higher modulus. (coopervision.com)
  • increase
  • 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)
  • rich
  • Infused with the luminescence of pearl extract and vitamins A, B, C and E, the rich hydrogel virtually melts on skin, helping to alleviate the appearance of puffiness, dark circles and signs of fatigue. (ulta.com)
  • The most widely used hydrogel generation extracted from EHS murine sarcoma cell basal membranes that provide a very rich environment, highly compatible with cell development. (sigmaaldrich.com)
  • ability
  • In a study performed by the University of California San Diego to compare healing ability, hydrogels of varying side chain lengths with similar crosslinking contents were compared and the results showed that healing ability of the hydrogels depends nonmonotonically on the side chain length. (wikipedia.org)
  • content
  • This is Digital Version of (Ebook) 978-3642023675 Smart Hydrogel Modelling Product Will Be Delivered Via Email Or Cloud Drive Within 24 Hours After Payment, Full Refund Against Wrong Content & Major Quality Issue, Send Us An Email If You Need A Sample Or Inquiries. (ecrater.com)
  • present
  • Most inorganic nanoparticles used for nanocomposite hydrogels are already present in and necessary for the body, and thus present no negative impacts on the body. (wikipedia.org)