Cross Linked Polyethylene
The Impact of Free Radical Stabilization Techniques on In Vivo Property Changes in Highly Cross-Linked Polyethylene Acetabular Liners
... Total hip arthroplasty (THA) has proven to be an extremely successful surgical procedure in producing significant pain reduction and improved physical function in patients with end stage arthritis of the hip(1). Sir John ...
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In vivo wear performance of highly cross linked polyethylene vs yttria stabilized zirconia and alumina stabilized zirconia at a mean seven year follow up
... highly cross-linked polyethylene wear using the new ...conventional polyethylene wear against Y-TZP head was only evident after eight years and might be linked to a long-term ...
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Quantification of the effect of cross-shear and applied nominal contact pressure on the wear of moderately cross-linked polyethylene
... prostheses. Cross-linking has been introduced to reduce the wear of ultra-high-molecular-weight polyethy- lene ...moderately cross-linked UHMWPE, using a multidirectional pin-on-plate wear test ...
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Enhancement of Dielectric and Tensile Strengths for Tree Retardant Cross Linked Polyethylene (TR XLPE)
... 1960s, polyethylene and later cross-linked polyethylene (XLPE) have been used as insulation materials for low, medium and high voltage power cables that operate in both wet and dry ...
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Study on the Structure of Peroxide Cross Linked Polyethylene Pipes with Several Stabilizers
... of cross-linking method were well- known for producing cross-linked polyethylene ...when polyethylene polymer was melted and cross-links between molecules occurred at the high ...
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Evaluation of the onset of space charge and electroluminescence as a marker for cross linked polyethylene ageing
... affecting cross-linked polyethylene (XLPE) cable insulation subjected to thermo- electrical stress are being investigated through electrical, chemical-physical and micro- structural measurement ...
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Wear of moderately cross-linked polyethylene in fixed-bearing total knee replacements
... moderately cross-linked polyethylene (XLK) as the insert material, compared the effect of femoral geometry on the wear performance of the TKR under standard gait ...
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Optimum Combination of Femoral Head Size, Femoral Head Material, and Acetabular Cup Liner’s Highly Cross Linked Polyethylene Brand for Hip Implant
... highly cross-linked ultra-high-molecular-weight polyethylene, as reported in 39 articles in the literature, were analyzed using a statistical technique called response surface ...
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Mechanical Properties of Retrieved Highly Cross-linked Polyethylene Acetabular Liners in Total Hip Arthroplasty
... Low Friction total hip arthroplasty (THA) was first performed by Sir John Charnley in 1962 for treatment of arthritic conditions of the hip[5]. The indications for THA, as reported by Charnley, included primarily ...
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Space charge and charge trapping characteristics of cross linked polyethylene subjected to ac electric stresses
... No significant charge can be observed in the sample subjected to 10 Hz ac electric stress, while accumulation of negative charges was observed at frequencies of 1 and 50 Hz.. It is belie[r] ...
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Charge distribution and electroluminescence in cross-linked polyethylene under dc field
... in polyethylene, especially in cross-linked materials (XLPE), has been the subject of many reports during the last decades [1, 2, ...values linked to the ageing degree of the material could be ...
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Study on the performance of underground XLPE cables in service based on Tan Delta and capacitance parameters
... After that, Cross linked Polyethylene XLPE has been used over the world as electrical insulating material in underground distribution and transmission class cables because of their excel[r] ...
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Cross-linked versus conventional polyethylene for total knee arthroplasty: a meta-analysis
... for polyethylene wear in fixed-bearing designs [8, ...Highly cross-linked polyethylene (HXLPE), a modified form of conventional polyethylene, has a higher cross-link dens- ity ...
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UHMWPE for arthroplasty: past or future?
... of polyethylene inserts and in the information given to the ...Crosslinked polyethylene has been developed for joint inserts due to its superior wear resistance compared to conventional UHMWPE; to prevent ...
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Investigation on non linear grading material as stress control on medium voltage cable termination
... The development of high voltage such as LDPE, HDPE or XLPE cable systems goes back to the 1960‟s. Since technology have improved significantly, providing reliable and maintenance-free products to the utility industry ...
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Dislocation after total hip arthroplasty with 28 and 32-mm femoral head
... highly cross-linked polyethylene we gradually increased use of the 32-mm femoral head, and 88 patients had bilateral operations with different head ...
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Electrochemical Determination of Antioxidant Activity of Different Bee Products
... the cross-linking process since the excess of silver ions could result in a higher background current, while insufficient silver ions could lead to the unsuccessful formation of a hydrogel ...
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Photocured biodegradable polymer substrates of varying stiffness and microgroove dimensions for promoting nerve cell guidance and differentiation
... between cross-linked PCLTA10k and 7k substrates with the same microgroove ...er cross-linked PCLTA10k and that of PC12 cells on softer cross- linked PCLTA7k to better present the ...
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Interactions among the three adenovirus core proteins.
... Cross-linked species obtained from gradient-purified adenovirus type 2 cores were well represented among the cross-linked products of pentonless virions and crude core preparations.. The[r] ...
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Rice bran nanofiber composites for stabilization of phytase
... 80 °C. The upper-temperature limit for enzyme stability depends on the conformational integrity of the enzyme or protein. Greater the conformational integrity, greater is the stability. Greater thermal stability of the ...
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