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Orthopedic Journal Publications by Dr. James W. Pritchett

Very Large Diameter Poly Liners Show Excellent Wear Simulator Results

Conventional wisdom has suggested that the polyethylene for hip replacement must be 6 or more mm thick. This mean only small femoral heads could be used with a reduction in stability. We tested a new highly cross linked polyethylene to 30 million cycles at a 4 mm thickness and found minimal wear…

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Adventure Sports and Sexual Freedom Hip Replacement

Some patient’s lifestyles require a completely stable hip replacement. Typically they are athletes who pursue adventure sports. Also, some patients desire a hip replacement with no restrictions on sexual position. A specialized mobile bearing hip replacement is used in these circumstances to provide for these activities…

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Resistance to Hip Resurfacing

There is still resistance to hip resurfacing among some even very accomplished and well known surgeons who feel all patients can be treated with a hip replacement…

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Resurfacing Revision

Most hip resurfacing patients assume that when a resurfacing procedure fails, revision to a total hip replacement will be their only alternative.

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Adverse Reaction to Metal Debris: Metallosis of the Resurfaced Hip

The Greatest concern after metal-on-metal hip resurfacing may be the development of metallosis.

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Polyethylene Hip Resurfacing

Since 1995 most hip resurfacing procedures have been performed using a Metal-on-Metal prosthesis. The functional results have been excellent.

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Heat Generated by Hip Resurfacing Prostheses: An in Vivo Pilot Study

In order to determine the magnitude of temperature increases in resurfaced hips, temperature sensors were placed percutaneously in both hip joints of 12 volunteer patients who had 1 or both joints resurfaced.…

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Curved-stem Hip Resurfacing: Minimum 20-year Followup

Hip resurfacing is an attractive concept because it preserves rather than removes the femoral head and neck. Most early designs had high failure rates, but one unique design had a femoral stem. Because that particular device appeared to have better implant survival, this study assessed the clinical outcome and long-term survivorship of a hip resurfacing prosthesis.…

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Charles O. Townley: Design By Reason

The career of Charles O. Townley tells a nearly complete story of the development of joint replacement surgery. The basic concepts for all his procedures were to replicate normal anatomy and his designs were calculated to transmit stress…

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Shoulder Resurfacing

We asked if shoulder resurfacing procedures improved function and had satisfactory implant survival over the long term. 61 patients (74 shoulders) with shoulder resurfacing procedures were followed for a minimum of 20 years…

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Metallosis of Resurfaced Hip

The incidence of metallosis after metal-on-metal hip resurfacing varies, yet may not be as common as feared. Metallosis can also result from metal-on- metal total hip replacement. The reasons patients develop metallosis are…

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Assisted Reproduction of the Anterior Cruciate Ligament

This article describes a technique for anterior cruciate ligament (ACL) repair using a synthetic braided ligament…

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Last Modified: April 20, 2018