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1

Malakhov AA, A. A., E. I. Alekseeva, P. A. Storozhenko, I. U. Ruskol, and A. V. Myagkov. "Evolution and properties of polymeric synthetic materials for contact lenses: a literature review." EYE GLAZ 27, no. 2 (2025): 148–63. https://doi.org/10.33791/2222-4408-2025-2-148-163.

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Abstract (sommario):
Background. The global and Russian contact lens markets are experiencing dynamic growth, encompassing several distinct classes of lenses that differ in structure and properties. However, Russia currently lacks domestic base materials for the manufacturing of contact lenses. This highlights the relevance of reviewing the available literature on lens production methods and the primary chemical materials used in their fabrication. Purpose: to identify the material structures used in contact lens manufacturing and to analyze the advantages and limitations of each class of materials. Materials and
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2

Hussein, Dhuha Jawad, and Mohammed Ali Mutar. "Synthesis and Characterization of New Silicone Hydrogels Contact lenses Based on TRIS-DMA-AA-NVP Via Photo Polymerization for Biomedical Application." Al-Qadisiyah Journal for Engineering Sciences 13, no. 4 (2021): 284–94. http://dx.doi.org/10.30772/qjes.v13i4.727.

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Abstract (sommario):
The purpose of the present work is to designate the synthesis of innovative soft silicone hydrogel contact lenses founded on Acrylic acid (AA) ,N,N dimethylacrylic amide (DMA),and 1-vinyl 2- pyrolidone(NVP) was polymerized via free fundamental polymerization in the existence of 1,6 hexandioldiacrylate (HDODA) as a crosslinker and 1-hydroxycyclohexyl phenyl ketone as photoinitiator. The polymerized materials were characterized fully for its use fullness as an intraocular lens by various techniques. FTIR was implemented to discover the whole conversion of3-(methacryloyloxy) propyl TRIS (trimethy
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3

Gao, Shuai, Zheng Liu, Wei Zeng, et al. "Biocompatible Hydrogel Coating on Silicone Rubber with Improved Antifouling and Durable Lubricious Properties." Gels 10, no. 10 (2024): 647. http://dx.doi.org/10.3390/gels10100647.

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Abstract (sommario):
(1) Background: Silicone rubber is widely used in various medical applications. However, silicone rubber is prone to biofouling due to their affinity for lipids and has a high friction coefficient, which can significantly impact their efficacy and performance used as medical devices. Thus, the development of hydrogels with antifouling and lubricious abilities for the modification of silicone rubber is in high demand. (2) Methods: We herein prepared a variety of hydrogel coatings mainly based on polyvinylpyrrolidone (PVP) and poly (ethylene glycol) diacrylate (PEGDA). We modified the silicone r
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4

Tran, Nguyen-Phuong-Dung, and Ming-Chien Yang. "Synthesis and Characterization of Silicone Contact Lenses Based on TRIS-DMA-NVP-HEMA Hydrogels." Polymers 11, no. 6 (2019): 944. http://dx.doi.org/10.3390/polym11060944.

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Abstract (sommario):
In this study, silicone-based hydrogel contact lenses were prepared by the polymerization of 3-(methacryloyloxy)propyltris(trimethylsiloxy)silane (TRIS), N,N-dimethylacrylamide (DMA), 1-vinyl-2-pyrrolidinone (NVP), and 2-hydroxyethylmethacrylate (HEMA). The properties of silicone hydrogel lenses were analyzed based on the methods such as equilibrium water content, oxygen permeability, optical transparency, contact angle, mechanical test, protein adsorption, and cell toxicity. The results showed that the TRIS content in all formulations increased the oxygen permeability and decreased the equili
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5

Dragomir, David Catalin, Vlad Carbunaru, Carmen Aura Moldovan, et al. "Biocompatibility Analysis of GelMa Hydrogel and Silastic RTV 9161 Elastomer for Encapsulation of Electronic Devices for Subdermal Implantable Devices." Coatings 13, no. 1 (2022): 19. http://dx.doi.org/10.3390/coatings13010019.

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The natural differences between human-made electronics and biological tissues constitute a huge challenge in materials and the manufacturing of next-generation bioelectronics. As such, we performed a series of consecutive experiments for testing the biofunctionality and biocompatibility for device implantation, by changing the exterior chemical and physical properties of electronics coating it with silicone or hydrogels. In this article, we present a comparison of the main characteristics of an electronic device coated with either silicone or hydrogel (GelMa). The coating was performed with a
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6

Hammer, Maximilian, Jonathan Herth, Lorenz Herbster, et al. "In Vitro Physicochemical and Pharmacokinetic Properties of Bevacizumab Dissolved in Silicone Oils Compared to Hydrogel-Substitutes and Porcine Vitreous Bodies." Gels 10, no. 8 (2024): 501. http://dx.doi.org/10.3390/gels10080501.

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Anti-VEGF agents, e.g., bevacizumab, are used in retinal surgery, while their interaction with silicone oils and novel hydrogels remains unclear. This study examines the in vitro pharmacokinetics of bevacizumab in silicone oil-filled eyes compared to various hydrogel replacements and the porcine vitreous body as well as its impact on the interface tension of silicone oils. An in vitro model filled with light or heavy silicone oil, porcine vitreous bodies, or hydrogels (alginate and polyethylene glycol (PEG)-based) was equilibrated with a balanced salt solution. Monitoring of bevacizumab in the
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7

Lee, Young Joo, Seo Yeon Park, and Youngsub Eom. "Characteristics of Silicone Hydrogel Contact Lenses Commercially Available in Korea." Annals of Optometry and Contact Lens 21, no. 2 (2022): 47–52. http://dx.doi.org/10.52725/aocl.2022.21.2.47.

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Abstract (sommario):
Soft contact lenses are made of soft and flexible materials that are comfortable to wear and adapt quickly. According to the material, soft contact lenses can be divided into hydrogel contact lenses and silicone hydrogel contact lenses. Silicone hydrogel contact lenses have enhanced oxygen permeability compared to conventional hydrogel contact lenses, so side effects from long-term wear can be reduced. Representative factors that explain the characteristics of soft contact lenses are oxygen permeability, water content, and modulus. To increase the oxygen permeability of silicone hydrogel conta
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8

Shin, Su-Mi, and A.-Young Sung. "Preparation and Analysis of Functional Silicone Hydrogel Lenses Containing ZrO2 and Antimony Tin Oxide Nanoparticles." Journal of Nanoscience and Nanotechnology 21, no. 9 (2021): 4649–53. http://dx.doi.org/10.1166/jnn.2021.19291.

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Abstract (sommario):
This study prepared silicone hydrogel ophthalmic lenses using 2-hydroxyethylmethacrylate (HEMA), synthesized silicone monomer (SID), dimethylarsinic acid (DMA), N-hydroxyethyl acrylamide (HEA), ethylene glycol dimethacrylate (a crosslinking agent, EGDMA), and azobisisobutyronitrile (an initiator, AIBN). Also, Zirconium oxide (ZrO2), antimony tin oxide (ATO) nanoparticles were added to the silicone hydrogel material to analyze the characteristics of the nanoparticles. The mixture was heated at 130 °C for 2 hours to produce the ophthalmic contact lens by cast mould method. As a result, the manuf
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9

Muller, Guy-Henri. "Hydrogel-Filled Mammary Prosthesis." American Journal of Cosmetic Surgery 15, no. 3 (1998): 259–62. http://dx.doi.org/10.1177/074880689801500306.

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Introduction: The silicone breast implant controversy and the moratorium on the use of silicone-gel-filled breast implants in the U.S., Canada, and France has led to a search for substitutes for silicone-gel implants that are safe, pliable, and still firm enough to hold its shape. Hydrogel is being evaluated as an alternative to silicone gel for filling breast implants. Materials and Methods: Eighteen hundred ninety hydrogel-filled breast implants were inserted into patients in France and Italy between 1992 and 1993. The postoperative results of these procedures were reviewed. Results: Twelve
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10

Krysztofiak, Katarzyna, Kamila Ciężar, and Mikołaj Kościński. "Raman Imaging of Layered Soft Contact Lenses." Journal of Applied Biomaterials & Functional Materials 15, no. 2 (2017): 149–52. http://dx.doi.org/10.5301/jabfm.5000329.

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Background Daily disposable contact lenses are gaining in popularity among practitioners and wearers for the improved ocular health and subjective outcomes they offer. Recently a novel daily disposable contact lens material with water gradient technology was introduced. Delefilcon A lenses consist of a 33% water content silicone hydrogel core and an outer hydrogel layer which is totally free of silicone and contains 80% water. Methods The aim of the present study was to confirm the layered structure of delefilcon A contact lenses. Thickness of hydrogel coating on the silicone hydrogel core was
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11

Pulliero, Alessandra, Aldo Profumo, Camillo Rosano, Alberto Izzotti, and Sergio Claudio Saccà. "Therapeutic Hydrogel Lenses and the Antibacterial and Antibiotic Drugs Release." Applied Sciences 11, no. 4 (2021): 1931. http://dx.doi.org/10.3390/app11041931.

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The aim of this research was to evaluate the effects of different lens types on the availability and efficacy of anti-inflammatory and antibiotic drugs. Three lens types were examined: (1) nonionic hydrogel lenses; (2) ionic hydrogel lenses; and (3) silicone hydrogel lenses. The lenses were incubated with (a) dexamethasone; (b) betamethasone; (c) bromophenacyl bromide; and (d) chloramphenicol. Drug availability was quantified by gradient HPLC, and chloramphenicol antibacterial activity was quantified by testing the inhibition of Salmonella typhimurium growth on agar. The lens allowing the most
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12

Peev, Nikola. "WETTABILITY – ANOTHER PARAMETER FOR GOOD FITTING OF A SILICONE-HYDROGEL DAILY DISPOSABLE CONTACT LENS." Teacher of the future 31, no. 4 (2019): 1001–4. http://dx.doi.org/10.35120/kij31041001p.

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Abstract (sommario):
The modern world is very fast and dynamic. Consumer requirements rise to every commodity part of their everyday life - food, clothing, cosmetics, and medical devices. Eye care and eye health are also part of them. Companies producing contact lenses work daily to improve the safety and comfort of wearing, as well as on the technical characteristics of the material (type of material, wear time, module, Dk / t etc.). Silicon hydrogel contact lenses (SiHy) were introduced almost two decades ago. At that time it was estimated that there are about 70 million contact lenses all over the world. Since
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13

Pesic, Snezana, Svetlana Jovanovic, Milos Mitrasevic, Biljana Vuletic, Milena Jovanovic, and Zorica Jovanovic. "The impact of silicone hydrogel contact lenses on the measurement of intraocular pressure using non-contact tonometry." Vojnosanitetski pregled 74, no. 8 (2017): 763–66. http://dx.doi.org/10.2298/vsp151102118p.

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Background/Aim. Measurement of intraocular pressure (IOP) over therapeutic silicone hydrogel soft contact lenses by a non-contact method of tonometry could be applied in opthalmologic practice but the results obtained are still controversial. The aim of this study was to evaluate the effect of spherically designed silicone hydrogel soft contact lenses and their power on values of IOP measured by using a noncontact tonometry method. Methods. We measured IOP with and without spherical silicone hydrogel soft contact lenses on 143 eyes of 80 subjects who did not have any ocular or systemic disease
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14

Gökmen, Yiğitalp, and Gamze Gediz Ilis. "Thermal Effects of Alternative Environmentally Friendly Material Instead of Silicone in Battery Modules." Journal of Advanced Thermal Science Research 10 (November 17, 2023): 11–22. http://dx.doi.org/10.15377/2409-5826.2023.10.2.

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Nowadays, the demand for electric vehicles is increasing rapidly. One of the most important components of electric vehicles is the battery pack. The reduction of their carbon footprint and recyclability is getting more important. For that reason, the usage of environmentally friendly materials or production methods in their production should be studied. This paper aims to investigate an alternative material for silicone which is used to avoid vibration of the battery cells inside of the battery module. Synthesized Hydrogel, which is not hazardous to the environment, is suggested instead of sil
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15

Shi, Xinfeng, Charlie Chen, Ronghua Liu, Paul Lee, Steve Diamanti, and Paul Richardson. "Silicone hydrogel properties based upon effective silicone chemistry." Contact Lens and Anterior Eye 41 (June 2018): S7. http://dx.doi.org/10.1016/j.clae.2018.04.100.

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16

Su, Chen-Ying, Lung-Kun Yeh, Tzu-Wei Fan, Chi-Chun Lai, and Hsu-Wei Fang. "Albumin Acts as a Lubricant on the Surface of Hydrogel and Silicone Hydrogel Contact Lenses." Polymers 13, no. 13 (2021): 2051. http://dx.doi.org/10.3390/polym13132051.

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Abstract (sommario):
Feeling comfortable is the greatest concern for contact lens wearers, and it has been suggested that in vivo comfort could be corresponded to the in vitro friction coefficient of contact lenses. How tear albumin could affect the friction coefficient of silicone hydrogel and hydrogel contact lenses was analyzed by sliding a lens against a quartz glass in normal and extremely high concentration of albumin solution. Albumin deposition testing and surface roughness analysis were also conducted. The results showed that the friction coefficient of tested contact lenses did not correspond to both the
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17

Ouyang, Hongyan, Xiangyan Xie, Yuanjie Xie, et al. "Compliant, Tough, Anti-Fatigue, Self-Recovery, and Biocompatible PHEMA-Based Hydrogels for Breast Tissue Replacement Enabled by Hydrogen Bonding Enhancement and Suppressed Phase Separation." Gels 8, no. 9 (2022): 532. http://dx.doi.org/10.3390/gels8090532.

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Abstract (sommario):
Although hydrogel is a promising prosthesis implantation material for breast reconstruction, there is no suitable hydrogel with proper mechanical properties and good biocompatibility. Here, we report a series of compliant and tough poly (hydroxyethyl methacrylate) (PHEMA)-based hydrogels based on hydrogen bond-reinforcing interactions and phase separation inhibition by introducing maleic acid (MA) units. As a result, the tensile strength, fracture strain, tensile modulus, and toughness are up to 420 kPa, 293.4%, 770 kPa, and 0.86 MJ/m3, respectively. Moreover, the hydrogels possess good compli
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18

Finelli, Anthony, Lori L. Burrows, Frank A. DiCosmo, et al. "Colonization-Resistant Antimicrobial-Coated Peritoneal Dialysis Catheters: Evaluation in a Newly Developed Rat Model of Persistent Pseudomonas Aeruginosa Peritonitis." Peritoneal Dialysis International: Journal of the International Society for Peritoneal Dialysis 22, no. 1 (2002): 27–31. http://dx.doi.org/10.1177/089686080202200105.

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Objective Development of a rat model of persistent peritonitis and evaluation of the ability of liposomal ciprofloxacin hydrogel-coated silicone to resist colonization. Design A newly developed model of persistent Pseudomonas aeruginosa peritonitis to compare the ability of liposomal ciprofloxacin hydrogel (LCH)-coated silicone versus plain silicone for resistance to bacterial colonization. Animals Male Sprague–Dawley rats. Results Inoculating the peritoneum of rats with 1 mL 0.5% agar containing 106 colony-forming units (cfu)/mL P. aeruginosa in the presence of a plain silicone coupon resulte
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19

Rex, Jessica, Scott Perry, and Jessie Lemp. "Concentrations of silicon at silicone hydrogel contact lens surfaces." Contact Lens and Anterior Eye 41 (June 2018): S6. http://dx.doi.org/10.1016/j.clae.2018.04.097.

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20

Nichols, Jason J. "Deposition on Silicone Hydrogel Lenses." Eye & Contact Lens: Science & Clinical Practice 39, no. 1 (2013): 19–22. http://dx.doi.org/10.1097/icl.0b013e318275305b.

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21

Keir, Nancy, and Lyndon Jones. "Wettability and Silicone Hydrogel Lenses." Eye & Contact Lens: Science & Clinical Practice 39, no. 1 (2013): 99–107. http://dx.doi.org/10.1097/icl.0b013e31827d546e.

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22

Efron, Nathan. "Are silicone hydrogel lenses safer?" Contact Lens and Anterior Eye 28, no. 4 (2005): 153–55. http://dx.doi.org/10.1016/j.clae.2005.10.004.

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23

Lee, Min-Jae, and A.-Young Sung. "Effect of Metal Oxide Nanoparticles on Silicone-Acrylate Copolymer Containing 1,3-Bis(3-aminopropyl)tetramethyldisiloxane." Journal of Nanoscience and Nanotechnology 20, no. 8 (2020): 4753–60. http://dx.doi.org/10.1166/jnn.2020.17818.

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Abstract (sommario):
The silicone monomer used in this study contains acrylate group to prepare the hydrophilic polymer. For the polymerization, TMDS (1,3-Bis(3-aminopropyl)tetramethyldisiloxane) was added to the mixture containing synthesized silicone, DMA (N,N-dimethyl acrylamide), HEMA (2-Hydroxyethyl methacrylate), EGDMA (ethylene glycol dimethacrylate) and the initiator AIBN (azobisisobutyronitrile) with various concentrations. To make the functional hydrogel lens, metal oxide (Chromium oxide and Cobalt iron oxide) nanoparticles were used as additives. Using the polymer produced through the thermal polymeriza
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24

Zulkiflee, Izzat, Syafira Masri, Mazlan Zawani, et al. "Silicon-Based Scaffold for Wound Healing Skin Regeneration Applications: A Concise Review." Polymers 14, no. 19 (2022): 4219. http://dx.doi.org/10.3390/polym14194219.

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Abstract (sommario):
Silicon has made its breakthrough in various industries, including clinical and biomedical applications. Silicon-based biomaterials that were fabricated into various types of scaffolds may attract interest due to their highly favorable properties covering their excellent biocompatibility, high surface area, mechanical strength, and selectivity depending on their application including film, hydrogel, nanoparticles, and so on. Silicon-based materials have also shown exciting results involving cell culture, cell growth, as well as tissue engineering. In this article, a simple review compromising
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25

Yilmaz-Bayraktar, Suheda, Katharina Foremny, Michaela Kreienmeyer, Athanasia Warnecke, and Theodor Doll. "Medical-Grade Silicone Rubber–Hydrogel-Composites for Modiolar Hugging Cochlear Implants." Polymers 14, no. 9 (2022): 1766. http://dx.doi.org/10.3390/polym14091766.

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Abstract (sommario):
The gold standard for the partial restoration of sensorineural hearing loss is cochlear implant surgery, which restores patients’ speech comprehension. The remaining limitations, e.g., music perception, are partly due to a gap between cochlear implant electrodes and the auditory nerve cells in the modiolus of the inner ear. Reducing this gap will most likely lead to improved cochlear implant performance. To achieve this, a bending or curling mechanism in the electrode array is discussed. We propose a silicone rubber–hydrogel actuator where the hydrogel forms a percolating network in the dorsal
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26

LOPOUR, P., Z. PLICHTA, Z. VOLFOVA, P. HRON, and P. VONDRACEK. "Silicone rubber-hydrogel composites as polymeric biomaterialsIV. Silicone matrix-hydrogel filler interaction and mechanical properties." Biomaterials 14, no. 14 (1993): 1051–55. http://dx.doi.org/10.1016/0142-9612(93)90204-f.

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27

Ge, Qi, Zhe Chen, Jianxiang Cheng, et al. "3D printing of highly stretchable hydrogel with diverse UV curable polymers." Science Advances 7, no. 2 (2021): eaba4261. http://dx.doi.org/10.1126/sciadv.aba4261.

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Abstract (sommario):
Hydrogel-polymer hybrids have been widely used for various applications such as biomedical devices and flexible electronics. However, the current technologies constrain the geometries of hydrogel-polymer hybrid to laminates consisting of hydrogel with silicone rubbers. This greatly limits functionality and performance of hydrogel-polymer–based devices and machines. Here, we report a simple yet versatile multimaterial 3D printing approach to fabricate complex hybrid 3D structures consisting of highly stretchable and high–water content acrylamide-PEGDA (AP) hydrogels covalently bonded with diver
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28

Kim, Young-Ah, Jin-Oh Jeong, and Jong-Seok Park. "Preparation and Characterization of Ionic Conductive Poly(acrylic Acid)-Based Silicone Hydrogels for Smart Drug Delivery System." Polymers 13, no. 3 (2021): 406. http://dx.doi.org/10.3390/polym13030406.

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In this study, we developed a smart drug delivery system that can efficiently deliver the required amounts of drugs using the excellent ion conductivity of poly(acrylic acid) (PAA) and an electrical stimulus. As a result of its having carboxyl groups, PAA hydrogel can be used in drug delivery patches to release drugs by ionic conductivity. However, PAA hydrogel has low durability and poor mechanical properties. The carboxyl group of PAA was combined with a siloxane group of silicone using electron-beam irradiation to easily form a crosslinked structure. The PAA–silicone hydrogel has excellent
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29

Wu, Shengnan, Chanhong Chung та Younghwan Kwon. "Synthesis and Characterization of Monosaccharide-Containing 2-(α-D-mannopyranosyloxy)Ethyl Methacrylate as a Surface Modifier for Hydrogels". Journal of Nanoscience and Nanotechnology 20, № 9 (2020): 5609–13. http://dx.doi.org/10.1166/jnn.2020.17645.

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We introduce a hydrophilic monosaccharide-containing 2-(α-D-mannopyranosyloxy)ethyl methacrylate (ManEMA) in this study to achieve more extended and comfortable wear silicone hydrogel contact lenses by increasing water content. Molecular structure of ManEMA contains a monosaccharide moiety with four hydroxyl groups, which provide a strong interaction with water. Therefore, the ManEMA-containing hydrogels are expected to have high water content. The structure of synthesized ManEMA is confirmed by 1H and 13C NMR spectroscopy. Contact lenses containing silicone polymers are coated with a monosacc
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30

Yasuda, Hirotsugu. "Biocompatibility of Nanofilm-Encapsulated Silicone and Silicone-Hydrogel Contact Lenses." Macromolecular Bioscience 6, no. 2 (2006): 121–38. http://dx.doi.org/10.1002/mabi.200500153.

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31

Willcox, Mark D. P. "Microbial Adhesion to Silicone Hydrogel Lenses." Eye & Contact Lens: Science & Clinical Practice 39, no. 1 (2013): 60–65. http://dx.doi.org/10.1097/icl.0b013e318275e284.

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Sweeney, Deborah F. "Have Silicone Hydrogel Lenses Eliminated Hypoxia?" Eye & Contact Lens: Science & Clinical Practice 39, no. 1 (2013): 52–59. http://dx.doi.org/10.1097/icl.0b013e31827c7899.

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33

Vondráček, P., P. Lopour, and J. Šulc. "Silicone Rubber-Hydrogel Composites as Biomaterials." Journal of Bioactive and Compatible Polymers 6, no. 3 (1991): 256–62. http://dx.doi.org/10.1177/088391159100600305.

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Lai, Yu-Chin, Ting-Chun Kuan, Hsiang-Ho Kung, Min-Tsong Yeh, Ching Wen Yang, and Tsung-Kao Hsu. "Novel water-processable silicone hydrogel lenses." Contact Lens and Anterior Eye 41 (June 2018): S61. http://dx.doi.org/10.1016/j.clae.2018.03.062.

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35

du Toit, Rènée, Judith Stern, and Debbie Sweeney. "Surfaces of silicone hydrogel contact lenses." International Contact Lens Clinic 27, no. 5 (2000): 191–92. http://dx.doi.org/10.1016/s0892-8967(02)00062-7.

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36

Diec, Jennie, Daniel Tilia, and Varghese Thomas. "Comparison of Silicone Hydrogel and Hydrogel Daily Disposable Contact Lenses." Eye & Contact Lens: Science & Clinical Practice 44 (September 2018): S167—S172. http://dx.doi.org/10.1097/icl.0000000000000363.

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37

Maissa, Cécile, Michel Guillon, Nik Cockshott, Renee J. Garofalo, Jessie M. Lemp, and Joseph W. Boclair. "Contact Lens Lipid Spoliation of Hydrogel and Silicone Hydrogel Lenses." Optometry and Vision Science 91, no. 9 (2014): 1071–83. http://dx.doi.org/10.1097/opx.0000000000000341.

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38

Maldonado-Codina, Carole, Philip Morgan, and Nathan Efron. "CHARACTERISATION OF HYDROGEL AND SILICONE HYDROGEL LENSES BY TOF-SIMS." Optometry and Vision Science 78, SUPPLEMENT (2001): 305. http://dx.doi.org/10.1097/00006324-200112001-00504.

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Skrypnyk, Rimma, and Olga Selezneva. "Compliance as an Integral Part of the Dry Eye Syndrome Prevention Using Silicone Hydrogel Contact Lenses." Galician Medical Journal 23, no. 4 (2016): 201647. http://dx.doi.org/10.21802/gmj.2016.4.7.

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Abstract (sommario):
The probability of dry eye syndrome (DES) in the patients using the Silicone-Hydrogel Contact Lenses is examined in many researches. Therefore, adhering to clinical recommendations is an important factor for DES prevention. The urgent issue is also a comprehensive assessment of functional parameters as pathogenetic base of DES.The objective of the research was tostudy DES development depending on compliance of silicone hydrogel contact lenses users.Matherials and methods. 97 patients (194 eyes) were included into the research. They formed 2 groups: group I with incomplete compliance (36 person
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40

Kopeć, Kamil, Michał Żuk, and Tomasz Ciach. "HYDROGEL ANTIBACTERIAL COATING FOR SILICONE MEDICAL DEVICES." Progress on Chemistry and Application of Chitin and its Derivatives 26 (September 30, 2021): 135–47. http://dx.doi.org/10.15259/pcacd.26.012.

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Abstract (sommario):
Effective antibacterial coatings are in demand in medicine, especially for urological medical devices such as catheters and stents. We propose the production method of an antibacterial hydrogel coating on polydimethylsiloxane (PDMS, silicone), a popular surface for medical materials. The coating process consists of the following steps: PDMS surface activation (introduction of hydroxyl groups), silanisation (introduction of amine groups) and application of chitosan/alginate hydrogel with the addition of lysozyme as an antibacterial agent using the layer-by-layer method. We investigated the effe
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Rahman, MD Sazzadur, Muhammad Toyabur Rahman, and Seonghwan Kim. "MOF Assisted Ion-Conductive Nanocomposite Hydrogel Based Robust Strain Sensor." ECS Meeting Abstracts MA2024-02, no. 64 (2024): 4326. https://doi.org/10.1149/ma2024-02644326mtgabs.

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Abstract (sommario):
Soft, flexible, and stretchable materials with exceptional toughness and adhesion properties hold great potential for robust strain sensor development across various applications. An ion-conductive hydrogel, consisting of polyacrylamide (PAM) and 2-hydroxyethyl acrylate (HEA), LiCl incorporates via imidazole-based metal-organic framework (MOF) nanoparticles to introduce multifunctionality and enhance mechanical properties, including stretchability, toughness, energy dissipation, and hysteresis loop, for use as wearable strain sensors. The zeolite imidazolate frameworks-8 (ZIF-8) reinforced nan
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42

González-Méijome, Jose M., Sofia Claudia Peixoto-de-Matos, Antonio Queiros, Jorge M. Jorge, and Alberto Diaz-Rey. "Quality of Vision with Spectacles, Special Silicone Hydrogel and Gas Permeable Contact Lenses in Keratoconic Patients." International Journal of Keratoconus and Ectatic Corneal Diseases 2, no. 2 (2013): 56–59. http://dx.doi.org/10.5005/jp-journals-10025-1051.

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ABSTRACT Purpose To evaluate optical quality and visual function in keratoconus patients corrected with RGP contact lenses and a novel special design of silicone hydrogel contact lens. Materials and methods Twelve eyes of six patients with keratoconus were enrolled to experience a new soft contact lens (Soft-K) for keratoconus made of a silicone-hydrogel material and the outcomes were compared to the performance with gas permeable lenses and spectacles. The three situations were compared for monocular and binocular high (100%) and low contrast (10%) ETDRS LogMAR visual acuity and contrast sens
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43

Gao, Shuai, Wei Zeng, Zheng Liu, et al. "Dual-Function Hydrogel Coating on Silicone Urinary Catheters with Durable Antibacterial Property and Lubricity." Gels 11, no. 2 (2025): 128. https://doi.org/10.3390/gels11020128.

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Abstract (sommario):
Silicone urinary catheters are broadly employed in medical practice. However, they are susceptible to inducing catheter-associated urinary tract infections (CAUTIs) due to bacterial adherence to the catheter’s surface, and they exhibit a high friction coefficient, which can greatly affect their effectiveness and functionality. Thus, the development of a silicone urinary catheter with antibacterial properties and lubricity is in strong demand. We hereby developed a poly(vinyl acetate) carrier coating to load chlorhexidine acetate and applied a hydrogel coating primarily composed of polyvinylpyr
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44

Yin, P., G. B. Huang, W. H. Tse, Y. G. Bao, J. Denstedt, and J. Zhang. "Nanocomposited silicone hydrogels with a laser-assisted surface modification for inhibiting the growth of bacterial biofilm." Journal of Materials Chemistry B 3, no. 16 (2015): 3234–41. http://dx.doi.org/10.1039/c4tb01871k.

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Abstract (sommario):
Compared to the commercial silicone catheters, the nanocomposited silicone hydrogel with a laser-assisted surface modification can reduce the growth of bacteria from 1.20 × 10<sup>6</sup> CFU cm<sup>−2</sup> to 3.69 × 10<sup>5</sup> CFU cm<sup>−2</sup>, almost an order of magnitude.
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45

Si, Liqi, Xiaowen Zheng, Jun Nie, Ruixue Yin, Yujie Hua, and Xiaoqun Zhu. "Silicone-based tough hydrogels with high resilience, fast self-recovery, and self-healing properties." Chemical Communications 52, no. 54 (2016): 8365–68. http://dx.doi.org/10.1039/c6cc02665f.

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Abstract (sommario):
A dual-component polymer hydrogel was prepared by one-pot, tandem polymerization. The concentration of monomer could be tuned freely due to the good water solubility of both monomers. The prepared hydrogels exhibited toughness, high resilience, fast self-recovery, and self-healing properties.
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46

MUTALIB, H. A., LIM, and Y. V. "Ocular Comfort Assessment in Hydrogel and Silicone Hydrogel Contact Lens Wearers." Jurnal Sains Kesihatan Malaysia 16, no. 02 (2018): 65–69. http://dx.doi.org/10.17576/jskm-2018-1602-08.

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47

Guillon, Michel. "Are Silicone Hydrogel Contact Lenses More Comfortable Than Hydrogel Contact Lenses?" Eye & Contact Lens: Science & Clinical Practice 39, no. 1 (2013): 85–91. http://dx.doi.org/10.1097/icl.0b013e31827cb99f.

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48

Bonanno, Joseph A., Christopher Clark, John Pruitt, and Larry Alvord. "Tear Oxygen Under Hydrogel and Silicone Hydrogel Contact Lenses in Humans." Optometry and Vision Science 86, no. 8 (2009): E936—E942. http://dx.doi.org/10.1097/opx.0b013e3181b2f582.

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49

Pucker, Andrew D., Mirunalni Thangavelu, and Jason J. Nichols. "In Vitro Lipid Deposition on Hydrogel and Silicone Hydrogel Contact Lenses." Investigative Opthalmology & Visual Science 51, no. 12 (2010): 6334. http://dx.doi.org/10.1167/iovs.10-5836.

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50

Mousavi, Maryam, Izabela Garaszczuk, Dorota Szczesna-Iskander, James Wolffsohn, D. Robert Iskander, and Maryam Mousavi. "Relative performance of well fitted hydrogel and silicone hydrogel contact lenses." Contact Lens and Anterior Eye 41 (June 2018): S78. http://dx.doi.org/10.1016/j.clae.2018.03.117.

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