Search Results - "Bragdon, C R"

Unified wear model for highly crosslinked ultra-high molecular weight polyethylenes (UHMWPE) by Muratoglu, Orhun K., Bragdon, Charles R., O’Connor, Daniel O., Jasty, Murali, Harris, William H., Gul, Rizwan, McGarry, Fred

“…Crosslinking has been shown to improve the wear resistance of ultra-high molecular weight polyethylene in both in vitro and clinical in vivo studies. The…”
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The importance of multidirectional motion on the wear of polyethylene by Bragdon, C R, O'Connor, D O, Lowenstein, J D, Jasty, M, Syniuta, W D

“…The development of a new hip simulator for the study of bearing materials used in total hip replacements has led to several findings which add important new…”
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The mechanism of loosening of cemented acetabular components in total hip arthroplasty. Analysis of specimens retrieved at autopsy by Schmalzried, T P, Kwong, L M, Jasty, M, Sedlacek, R C, Haire, T C, O'Connor, D O, Bragdon, C R, Kabo, J M, Malcolm, A J, Harris, W H

“…Late aseptic loosening of cemented acetabular components is governed by the progressive, three-dimensional resorption of the bone immediately adjacent to the…”
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Wear of Polyethylene Acetabular Components in Total Hip Arthroplasty. An Analysis of One Hundred and Twenty-eight Components Retrieved at Autopsy or Revision Operations by JASTY, MURALI, GOETZ, DEVON D, BRAGDON, CHARLES R, LEE, KYLA R, HANSON, AMY E, ELDER, JOHN R, HARRIS, WILLIAM H

“…We evaluated the rates of volumetric wear and the patterns of wear of 128 acetabular components retrieved during an autopsy or a revision operation between one…”
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Histomorphological studies of the long-term skeletal responses to well fixed cemented femoral components by Jasty, M, Maloney, W J, Bragdon, C R, Haire, T, Harris, W H

“…Thirteen femora that were obtained at autopsy from patients in whom a cemented total hip replacement had been implanted from forty months to 17.5 years earlier…”
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Evaluation of Three-Dimensional Bioprinted Human Cartilage Powder Combined with Micronized Subcutaneous Adipose Tissues for the Repair of Osteochondral Defects in Beagle Dogs by Ryu, Jina, Brittberg, Mats, Nam, Bomi, Chae, Jinyeong, Kim, Minju, Colon Iban, Yhan, Magneli, Martin, Takahashi, Eiji, Khurana, Bharti, Bragdon, Charles R

“…Cartilage lesions are difficult to repair due to low vascular distribution and may progress into osteoarthritis. Despite numerous attempts in the past, there…”
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Importance of a thin cement mantle. Autopsy studies of eight hips by Kawate, K, Maloney, W J, Bragdon, C R, Biggs, S A, Jasty, M, Harris, W H

“…The question whether thin cement mantles around cemented femoral components led to an increased frequency of cracks in the cement was asked. Microscopically,…”
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A novel method of cross-linking ultra-high-molecular-weight polyethylene to improve wear, reduce oxidation, and retain mechanical properties. Recipient of the 1999 HAP Paul Award by Muratoglu, O K, Bragdon, C R, O'Connor, D O, Jasty, M, Harris, W H

“…Increasing cross-linking has been shown in vitro and in vivo to improve markedly the wear resistance of ultra-high-molecular-weight polyethylene (UHMWPE). The…”
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Ingrowth of bone in failed fixation of porous-coated femoral components by Jasty, M, Bragdon, C R, Maloney, W J, Haire, T, Harris, W H

“…In five straight-stemmed, proximally porous-coated femoral components that were retrieved at revision arthroplasty from patients who had radiographic and…”
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Larger diameter femoral heads used in conjunction with a highly cross-linked ultra–high molecular weight polyethylene: A new concept by Muratoglu, Orhun K., Bragdon, Charles R., O'Connor, Daniel, Perinchief, Rebecca S., Estok, Daniel M., Jasty, Murali, Harris, William H.

“…The design of femoral and acetabular components of metal-on-polyethylene total hip arthroplasty implants has been dominated by the limitations of the wear…”
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Challenge to the concept that UHMWPE acetabular components oxidize in vivo by James, S P, Blazka, S, Merrill, E W, Jasty, M, Lee, K R, Bragdon, C R, Harris, W H

“…Severe wear of the ultra-high molecular weight polyethylene (UHMWPE) components of total joint replacements limits their long-term success. In previous…”
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Histology of porous-coated acetabular components. 25 cementless cups retrieved after arthroplasty by Sumner, D R, Jasty, M, Jacobs, J J, Urban, R M, Bragdon, C R, Harris, W H, Galante, J O

“…25 hemispherical acetabular components retrieved from patients who had a total hip arthroplasty (THA) were studied histologically. All of the components had…”
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Wear of retrieved cemented polyethylene acetabula with alumina femoral heads by Bragdon, C.R., Jasty, M., Kawate, K., McGrory, B.J., Elder, J.R., Lowenstein, J., Harris, W.H.

“…Four yttrium-stabilized alumina ceramic-on-polyethylene articulations obtained from patients who were undergoing revision surgery for sepsis (3) or recurrent…”
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Effect of consolidation on adhesive and abrasive wear of ultra high molecular weight polyethylene by Gul, Rizwan M., McGarry, Frederick J., Bragdon, Charles R., Muratoglu, Orhun K., Harris, William H.

“…Total hip replacement (THR) is widely performed to recover hip joint functions lost by trauma or disease and to relieve pain. The major cause of failure in THR…”
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Gradient crosslinking of UHMWPE using irradiation in molten state for total joint arthroplasty by Muratoglu, Orhun K., O’Connor, Daniel O., Bragdon, Charles R., Delaney, John, Jasty, Murali, Harris, William H., Merrill, Edward, Venugopalan, Premnath

“…Increased crosslink density increases the wear resistance of ultra-high molecular weight polyethylene (UHMWPE) acetabular components used in total hip…”
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Porous-coated uncemented components in experimental total hip arthroplasty in dogs. Effect of plasma-sprayed calcium phosphate coatings on bone ingrowth by Jasty, M, Rubash, H E, Paiement, G D, Bragdon, C R, Parr, J, Harris, W H

“…The effect of a thin plasma-sprayed, calcium phosphate ceramic coating on bone ingrowth into titanium fiber mesh porous-surfaced prostheses was examined in a…”
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A double-blind study on the effects of a capacitively coupled electrical field on bone ingrowth into porous-surfaced canine total hip prostheses by Schutzer, S F, Jasty, M, Bragdon, C R, Harrigan, T P, Harris, W H

“…The effect of a capacitively coupled electrical field on bone ingrowth into titanium fiber mesh porous-surfaced canine total hip arthroplasties (THAs) was…”
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A new pin-on-disk wear testing method for simulating wear of polyethylene on cobalt-chrome alloy in total hip arthroplasty by Bragdon, Charles R., O'Connor, Daniel O., Lowenstein, Jay D., Jasty, Murali, Biggs, Stephen A., Harris, William H.

“…Hip simulator studies show that the wear of ultra-high molecular weight polyethylene against a cobalt alloy head depends on the wear path, especially the…”
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The initiation of failure in cemented femoral components of hip arthroplasties by JASTY, MALONEY, W. J, BRAGDON, C. R, O'CONNOR, D, HAIRE, T, HARRIS, W. H

“…We studied 16 femora retrieved at post-mortem from symptomless patients who had a satisfactory cemented total hip arthroplasty from two weeks to 17 years…”
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Long-duration metal-on-metal total hip arthroplasties with low wear of the articulating surfaces by Schmalzried, Thomas P., Peters, Paul C., Maurer, Brian T., Bragdon, Charles R., Harris, William H.

“…The 20-year performance of metal-on-metal hip articulations has not been reported. Five McKee—Farrar total hip prostheses and one Sivash prosthesis were…”
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