Category Archives: Hip Resurfacing Medical Studies

Hip Resurfacing medical studies

The Influence of Head Diameter, Clearance, Cup Position, and Head Position on Wear Rates in Metal-on-Metal Resurfacing

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Updated 1/8/09 Presented at the 2nd Annual Total Hip Resurfacing Arthroplasty Course in LA Oct. 2008 By: John Fisher Co-Authors: Ian Leslie, Sophie Williams, Eileen Ingham, Graham Isaac Institute of Medical and Biological Engineering University of Leeds Background: There are considerable variations in metal ion levels and metallic wear rates in patients with metal on… Continue reading →

Mid-term Results of Hip Resurfacing Dr. Brooks 2015

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Alternative Bearing Surfaces (Hip) Presented at AAOS by Dr. Peter J. Brooks on Tuesday, March 24, 2015 7:00 AM Author(s): Carlos A. Higuera, MD, Bay Village, Ohio; Kurt P. Spindler, MD, Garfield Hts, Ohio; Gregory J. Strnad, MS, Lyndhurst, Ohio; Peter J. Brooks, MD, FRCS(C) Cleveland, Ohio INTRODUCTION: Hip resurfacing has been proposed as a… Continue reading →

Mortality and implant revision rates Medical Study

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Cemented THR, Uncemented THR and Birmingham Hip Replacement outcomes compared for death rate and revision rate BMJ 2012; 344 doi: (Published 14 June 2012) Cite this as: BMJ 2012;344:e3319 D J W McMinn, consultant orthopaedic surgeon1, K I E Snell, PhD student2, J Daniel, director of research1, R B C Treacy, consultant orthopaedic surgeon3,… Continue reading →

The outcomes of Cormet hip resurfacing compared to standard primary total hip arthroplasty 2011

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Update 11/11/2012 Costa CR, Johnson AJ, Naziri Q, Mont MA. 2011 – Source Rubin Institute for Advanced Orthopedics, Sinai Hospital, Baltimore, Maryland 21215, USA. Abstract INTRODUCTION: Metal-on-metal hip resurfacing has provided an alternative to standard total hip arthroplasty in younger, more active patients. However, detractors argue that many of the benefits of resurfacing can be… Continue reading →

Clinical experience of Ganz surgical dislocation for hip resurfacing

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Clinical experience of Ganz surgical dislocation approach for metal-on-metal hip resurfacing Updated 3/25/2010 Clinical experience of Ganz surgical dislocation approach for metal-on-metal hip resurfacing Beaulé PE, Shim P, Banga K 2009 Jun 24 http://www.ncbi.nlm.nih.gov/pubmed/19553070 The Ottawa Hospital, University of Ottawa, Ottawa, Ontario, Canada. Although the posterior approach is the most commonly used for hip resurfacing,… Continue reading →

ASR vs Birmingham Hip Resurfacing Metal Ions

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Updated 10/16/09 Blood metal ion concentrations after hip resurfacing arthroplasty A COMPARATIVE STUDY OF ARTICULAR SURFACE REPLACEMENTAND BIRMINGHAM HIP RESURFACING ARTHROPLASTIES Summary There have been no large comparative studies of the blood levels of metal ions after implantation of commercially available hip resurfacing devices which have taken into account the effects of femoral size and… Continue reading →

Cement Penetration in Hip Resurfacing – Femoral Component Design

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CEMENT PENETRATION IN HIP RESURFACING ARTHROPLASTY: FEMORAL COMPONENT DESIGN AND CEMENTATION TECHNIQUE PE Beaulé*, W. Matar*, P. Poitras*, K. Smit* and O. May§ *University of Ottawa, Ottawa, ON, Canada §Université de Lille 2, Lille, Nord, France PURPOSE: Retrieval analyses of failed metal on metal hip resurfacings have shown variability in cement penetration and mantle. Multiple… Continue reading →

Metal-on-metal hip resurfacing vs total hip arthroplasty

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Read Complete Study by Clicking Here:  http://link.springer.com/article/10.1007/s00264-014-2506-8 Metal-on-metal hip resurfacing compared with total hip arthroplasty two to five year outcomes in men younger than sixty five years Leslie A. Fink Barnes, Skylar H. Johnson, David A. Patrick Jr, William Macaulay There are limited studies examining the long-term survivorship for the current generation of metal-on-metal hip… Continue reading →

Metal Ions in Offspring after hip resurfacing

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Study of cobalt and chromium levels in offspring of patients with metal-on-metal hip implants   Updated 11/9/09 03/09/2010"You Have Your MoM’s Ions" Study finds elevated levels of cobalt and chromium in offspring of patients with metal-on-metal hip implants NEW ORLEANS, LA Hip replacement patients with metal-on-metal (MoM) implants (both the socket and hip ball are… Continue reading →

Medical Study – Patients’ Perceptions of Hip Resurfacing Arthroplasty

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By Todd P. Murphy, MD; Robert T. Trousdale, MD; Mark W. Pagnano, MD; Tad M. Mabry, MD; Rafael J. Sierra, MDORTHOPEDICS 2009 Abstract The purpose of this study was to understand patients’ perceptions regarding hip resurfacing arthroplasty relative to conventional total hip arthroplasty (THA). A consecutive group of 139 patients being evaluated for hip symptoms… Continue reading →

Current status of uncemented femoral components in hip resurfacing by Dr. Gross 2010

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Current status of uncemented femoral components in hip resurfacing Updated January 10, 2010 Midlands Orthpaedics p.a. Thomas P. Gross, M.D. Current status of uncemented femoral components in hip resurfacing.  January, 2010  Uncemented femoral components for metal on metal total hip resurfacing have shown excellent results during the initial 3 years that I have been using… Continue reading →

Prevalence of associated deformities with cam-type femoroacetabular impingement

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Updated 7/28/09 Prevalence of associated deformities and hip pain in patients with cam-type femoroacetabular impingement 2009Link Click Here to Read Complete ArticleD. Allen, MSc, FRCS, Ed(Trauma & Orth), Consultant Orthopaedic Surgeon1; P. E. Beaulé, MD, FRCS C, Associate Professor2; O. Ramadan, MD, Resident Adult Reconstruction Service2; and S. Doucette, MSc, Statistician2 1 Hairmyres Hospital, Eaglesham… Continue reading →

Painful Metal-on-metal Hip Resurfacing Study 2009

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The painful metal-on-metal hip resurfacing 2009 A. J. Hart, FRCSG(Orth), Clinical Senior Lecturer & Honorary Consultant Orthopaedic Surgeon1; S. Sabah, BSc, Medical Student1; J. Henckel, MRCS, Clinical Research Fellow & Specialist Registrar in Orthopaedics1; A. Lewis, FRCS(Orth), Consultant Orthopaedic Surgeon1; J. Cobb, FRCS, Professor of Orthopaedic Surgery1; B. Sampson, MRSC, CChem, Director of Supraregional Trace… Continue reading →

Hip Resurfacing Femoral Neck Fracture Influenced by Valgus Placement

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Link http://www.medcompare.com/litupdate.asp?ArticleID=14960&typeid=24 1/1/2008 Journal: Clinical Orthopaedics and Related Research Citation: 465:71-79, December 2007. Authors: Carolyn Anglin, PhD, PEng; Bassam A Masri, MD, FRCSC; Jérôme Tonetti, MD; Antony J Hodgson, PhD, PEng; Nelson V Greidanus, MD, FRCSC Femoral neck fracture is the most common short-term concern after hip resurfacing arthroplasty. Currently, there is little basis to… Continue reading →

Do Cysts prevent hip resurfacing by Thomas P Gross 2011

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Updated 11/11/2012 Is there added risk in resurfacing a femoral head with cysts? Thomas P Gross and Fei Liu 17 October 2011 Abstract Background Femoral head cysts have been identified as a risk factor for early femoral failures after metal-on-metal hip resurfacing arthroplasty (HRA) based on limited scientific data. However, we routinely performed HRA if… Continue reading →

A Safe Zone for Acetabular Component Position in Metal-On-Metal Hip Resurfacing Arthroplasty

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Updated 11/11/2012 A Safe Zone for Acetabular Component Position in Metal-On-Metal Hip Resurfacing Arthroplasty THOMAS P. GROSS, MD,  FEI LIU, PHD MIDLANDS ORTHOPAEDICS, P.A. COLUMBIA, SC, USA Read Full Study by Clicking Here ABSTRACT: Background: Adverse wear reaction after metal-on-metal hip resurfacing has been described as a new failure mechanism. Established causes include poor implant… Continue reading →

Refine Intraoperative x-ray technique to routinely achieve an Acetabular inclination angle of less than 50 degrees by Dr. Gross 2012

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Updated 8/13/2012 Refined Intraoperative X-ray Technique to Routinely Achieve an Acetabular Inclination Angle < 50ºThomas P. Gross, MD (d), Fei Liu, PhD (d)Midlands Orthopaedics, P.A. Columbia, SC. 6/5/2012 INTRODUCTION A steep acetabular inclination angle is the primary cause of adverse wear related failure with well-designed metal-on-metal bearing hip resurfacing arthroplasties (HRA). One recent study demonstrated… Continue reading →