Author Archives: Patricia Walter

Hip Resurfacing: To Cement or Not to Cement – that is the Question! By: John S. Rogerson, MD April 2015

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By: John S. Rogerson, MD April 2015 We have received a number of inquiries in our office regarding the merits of cemented versus non-cemented femoral head components in hip resurfacing arthroplasty. Bear in mind that my experience with hip resurfacing to date has essentially been associated with the Smith and Nephew Birmingham hip resurfacing system as…

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Will My Incision Feel Strange After Surgery?

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Return to FAQ LIST   Dr. MacaulayYou may feel some numbness in the skin around your incision. You also may feel some stiffness, particularly with excessive bending. These differences often diminish with time and most patients find these are minor compared to the pain and limited function they experienced prior to surgery.     Continue reading →

Why is Hip Resurfacing better than Total Hip Replacement

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Return to FAQ LIST Dr. De Smet   Mr. McMinn  Dr. Balasubramanian  Dr. Bose  Dr. Bernabe   Dr. Amstutz  Dr. Su  Dr. Pritchett Dr. De Smet Theoretic advantages are less bone destruction, less bone resection, normal femoral loading, avoidance of stress shielding, maximum  proprioceptive feedback, and restoration of normal anatomy. In addition, reduced risk of dislocation, less… Continue reading →

DynaMoM hip resurfacing device (Tornier) by J Girard, MD, MsC.

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DynaMoM hip resurfacing device (Tornier) by J Girard, MD, MsC. DynaMoM hip resurfacing device was introduced in France in 2008 and was first implanted at Lille Universitary Hospital by J. Girard, MD. Rationale for design The rational for the design was made according to clearance, the rugosity, the head diameter, the sphericity and the alloy… Continue reading →

What is a BHR Made Of?

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  What is a BHR made of? The ball (femoral) and socket (acetabular) components of a BHR are made of a tried and tested alloy of cobalt and chromium. This has been in use in orthopaedic surgery for over 70 years. The original alloy is an as-cast high-carbon alloy. The higher carbon content precipitates in… Continue reading →

Metal ion levels and revision rates in metal-on-metal hip resurfacing arthroplasty 2014

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Complete Study Here:  http://www.ncbi.nlm.nih.gov/pubmed/24500833 Robinson PG1, Wilkinson AJ, Meek RM. April 2014   Abstract Metal-on-metal (MoM) bearings in hip surgery are related to increased blood levels of metal ions. The nature of the relationship between ion levels and failure is still not fully understood. This study compares three cohorts of patients, 120 patients in each… Continue reading →

Dr. Bose of India Discusses Hip Resurfacing for Females and Small Men 2015

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From a very philosophical standpoint hip arthroplasty is very unfair towards women!!! Most men will have a socket size of 52 or over and therefore a 36 mms head can be used in all types of hip replacements. The 36 mms head is technically a "large head" and is a  good option having  serious resistance… Continue reading →

Smith & Nephew Removes Small Sized BHRs from Market and No Longer Recommend use in Females

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4 June 2015  Voluntary actions initiated to remove smaller size components and change Instructions for Use (IFU) following analysis of recent performance data No action required from patients; no change to current practice for patient follow-up care BHR continues to perform amongst the best hip replacements for the right patients Smith & Nephew (LSE: SN;… Continue reading →

Second generation metal-on-metal hip implants associated with adverse reactions 2014

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Full Article Available Here January 9, 2014 Research into metal-on-metal hip arthroplasty has showed that success with the procedure is multifactorial. Some investigators have found it may be closely related to an exacting surgical technique and the right indications. In an article in a recent issue of Orthopaedics Today Europe, Japanese investigators discussed adverse reactions associated with… Continue reading →

Low Volume Surgeons Poor Outcomes Hip Replacement Study

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Updated 2/8/2012 Optimal acetabular cup positioning is attained in less than 50% of cases, study reports March 9, 2010 NEW ORLEANS – High-volume surgeons are more likely than low-volume surgeons to attain optimal cup positioning for total hip arthroplasty, but both groups still attain optimal cup positioning less than half of the time, according to… Continue reading →

Dr. De Smet begins uncemented hip resurfacing with the Wright C+ hip resurfacing device

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Updated 5/25/2010 Dr. De Smet Begins Uncemented Hip Resurfacing May 25, 2010 Dear Pat, I indeed will start with the C plus uncemented. I will cautiously start this and study this together with the University of Lille France. Results only can be accepted if they are longer then 3-4 years. Nobody is there yet!! So… Continue reading →

Is there a test for testing metal ion levels in the blood?

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Return to FAQ LIST   Mr. McMinn We use whole blood specimens drawn into lithium-heparin containing tubes with non-contamination precautions, and analysed with HRICPMS (high resolution inductively coupled plasma mass spectrometry) for the most accurate assessment of metal ion levels. The problem with using serum, plasma or erythrocytes is that metal ions are differentially distributed… Continue reading →

Computer Navigation Reduces the Learning Curve Hip Resurfacing

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Clinical Orthopaedics & Related Research. 463:90-97, October 2007. Cobb, Justin P FRCS; Kannan, Vijaraj MD; Brust, Klaus MD; Thevendran, Gow MD Abstract: Hip resurfacing is a novel technique with a substantial learning curve resulting in poor outcomes for many patients. We asked whether navigation would influence this learning curve and accuracy of implantation. Twenty medical… Continue reading →

I have a metal allergy, can I have a hip resurfacing?

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Return to FAQ LIST Updated 1/3/2012   Mr. McMinnIf someone is allergic to certain metal jewellery, what are the chances of having a deep tissue allergy? What is the most accurate way of testing someone for a deep tissue allergy? It is estimated that approximately 10% of the population shows skin (cutaneous) allergy to metal… Continue reading →

Anterior and Posterior Approaches for hip resurfacing by Dr. Bose

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www.hipresurfacingindia.com August 10, 2006 There are two ways to look at approaches to hip resurfacing or any hip arthroplasty. One is to view it with the amount of muscle damage done. The other is to view it in respect to the blood supply or the vascularity. The post approach is traditionally known as the muscle… Continue reading →