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Introduction
27 June 2011
Celebrating our 20th year as an organization, the American Association of Hip and Knee Surgeons (AAHKS) continues to provide the superior educational forum for our specialty. This supplement to The Jo...
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J. Bohannon Mason
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1
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| Winner of the Dorr Award |
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Author(s) |
Pages |
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Benefits of Prolonged Postoperative Cyclooxygenase-2 Inhibitor Administration on Total Knee Arthroplasty Recovery: A Double-Blind, Placebo-Controlled Study
04 July 2011
Abstract: A double-blind, placebo-controlled study of a selective cyclooxygenase (COX)-2 inhibitor administered in 107 patients for 6 weeks after total knee arthroplasty was done to determine any bene...
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William C. Schroer,
Paul J. Diesfeld,
Angela R. LeMarr,
Mary E. Reedy
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2-7
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Metal-on-Metal vs Metal-on-Improved Polyethylene Bearings in Total Hip Arthroplasty
04 July 2011
Abstract: Major weaknesses of total hip arthroplasty (THA) in the 20th century were polyethylene wear and dislocation. Efforts to improve THA took several directions including improvement of polyethyl...
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Ryan G. Molli,
Adolph V. Lombardi,
Keith R. Berend,
Joanne B. Adams,
Michael A. Sneller
et al.
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8-13
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Early Failure of Articular Surface Replacement XL Total Hip Arthroplasty
11 May 2011
Abstract: The ASR (articular surface replacement) XL (DePuy, Warsaw, Ind) metal-on-metal hip arthroplasty offers the advantage of stability and increased motion. However, an alarming number of early f...
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Garen D. Steele,
Thomas K. Fehring,
Susan M. Odum,
Anne C. Dennos,
Matthew C. Nadaud
et al.
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14-18
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Gender is a Significant Factor for Failure of Metal-on-Metal Total Hip Arthroplasty
06 June 2011
Abstract: Metal-on-metal (MoM) articulations offers low wear, larger head size, and increased stability. Reports of early failure are troubling and include failure of ingrowth and metal articulation p...
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Michael J. Latteier,
Keith R. Berend,
Adolph V. Lombardi,
Andrew F. Ajluni,
Brian E. Seng,
Joanne B. Adams
et al.
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19-23
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Nine-Year Incidence of Kidney Disease in Patients Who Have Had Total Hip Arthroplasty
20 April 2011
Abstract: Metal-metal total hip arthroplasty (THA) is contraindicated in patients with impaired renal function due to increased metal ion output relative to other bearings and renal excretion of metal...
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Shaun E. Chandran,
Nicholas J. Giori
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24-27
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| Winner of the Clinical Award |
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Author(s) |
Pages |
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Prospective Randomized Comparison of High-Flex and Standard Rotating Platform Total Knee Arthroplasty
04 July 2011
Abstract: We sought to determine if the rotating platform (RP) high-flex design provides improved flexion compared with the standard RP total knee. A total of 142 patients were randomized to receive a...
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William G. Hamilton,
Supatra Sritulanondha,
C. Anderson Engh
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28-34
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Early Adverse Results with Bicompartmental Knee Arthroplasty: A Prospective Cohort Comparison to Total Knee Arthroplasty
27 June 2011
Abstract: This prospective cohort study compares functional outcomes of bicompartmental knee arthroplasty (BKA) and total knee arthroplasty (TKA) in patients with osteoarthritis (OA) of the patellofem...
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Todd A. Morrison,
Jonathan D. Nyce,
William B. Macaulay,
Jeffrey A. Geller
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35-39
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Initial Experience of the Journey-Deuce Bicompartmental Knee Prosthesis: A Review of 36 Cases
11 May 2011
Abstract: We evaluated the effectiveness of a novel bicompartmental knee arthroplasty prosthesis for the treatment of degenerative disease affecting the medial and patellofemoral compartments. The stu...
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Brian T. Palumbo,
Eric R. Henderson,
Paul K. Edwards,
R. Brandon Burris,
Sergio Gutiérrez,
Steven J. Raterman
et al.
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40-45
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Revision for Recurrent Instability: What are the Predictors of Failure?
11 May 2011
Abstract: Dislocation is a common complication following total hip arthroplasty (THA). In this study, we evaluated treatment strategies in patients undergoing revision THA for instability. A total of ...
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Aaron H. Carter,
Eoin C. Sheehan,
S.M. Javad Mortazavi,
James J. Purtill,
Peter F. Sharkey,
Javad Parvizi
et al.
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46-52
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The Flexion-Extension Axis of the Knee and its Relationship to the Rotational Orientation of the Tibial Plateau
04 July 2011
Abstract: We measured the optimal rotational alignment of the tibial component with respect to anatomic landmarks. Kinematic data were collected from functional maneuvers simulated in 20 cadaveric kne...
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Charles M. Lawrie,
Philip C. Noble,
Sabir K. Ismaily,
Drew Stal,
Steve J. Incavo
et al.
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53-58.e1
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The Cam Impinging Femur Has Multiple Morphologic Abnormalities
Abstract: This study was performed to establish whether the “cam” impinging femur has a single deformity of the head-neck junction or multiple abnormalities. Average dimensions (anteversion angle, α a...
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Andrew R. Ellis,
Philip C. Noble,
Steven J. Schroder,
Matthew T. Thompson,
Gregory W. Stocks
et al.
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59-65
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The Effect of Total Hip Arthroplasty Surgical Approach on Postoperative Gait Mechanics
27 June 2011
Abstract: Surgical approach for total hip arthroplasty (THA) is determined by clinician preference from limited prospective data. This study aimed to examine the effect of surgical approach (direct la...
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Robin M. Queen,
Robert J. Butler,
Tyler S. Watters,
Scott S. Kelley,
David E. Attarian,
Michael P. Bolognesi
et al.
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66-71
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Comparison of Surgical Outcomes and Implant Wear Between Ceramic-Ceramic and Ceramic-Polyethylene Articulations in Total Hip Arthroplasty
16 June 2011
Abstract: The results of a prospective multicenter trial comparing 357 hips randomized to total hip arthroplasty with either ceramic-ceramic or ceramic-polyethylene couplings are presented. No statist...
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Derek F. Amanatullah,
Joshua Landa,
Eric J. Strauss,
Jonathan P. Garino,
Sunny H. Kim,
Paul E. Di Cesare
et al.
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72-77
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Distal Fixation of Proximally Coated Tapered Stems May Predispose to a Failure of Osteointegration
23 May 2011
Abstract: Despite excellent long-term results of proximally coated tapered wedge femoral stems in noncemented total hip arthroplasty, we have consistently observed a minority fail to achieve osteointe...
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H. John Cooper,
Anitha P. Jacob,
José A. Rodriguez
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78-83
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The Reliability and Variation of Acetabular Component Anteversion Measurements From Cross-Table Lateral Radiographs
16 May 2011
Abstract: Although cross-table lateral (CL) radiographs are frequently used to assess acetabular component anteversion, the reliability of this method has not been established. We compared serial CL r...
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Ryan M. Nunley,
James A. Keeney,
Jinjun Zhu,
John C. Clohisy,
Robert L. Barrack
et al.
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84-87
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What is the True Incidence of Dental Pathology in the Total Joint Arthroplasty Population?
04 July 2011
Abstract: One million total joint arthroplasties (TJAs) are performed annually in the United States. The incidence of oral disease has not been documented in this population. To understand the scope o...
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John W. Barrington,
Thomas A. Barrington
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88-91
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| Winner of the Rand Award |
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Author(s) |
Pages |
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Do Patients Return to Work After Hip Arthroplasty Surgery
23 May 2011
Abstract: Improvements in total hip arthroplasty implant design and advances in bearing materials, including modern surface arthroplasty, have resulted in these procedures being performed in younger a...
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Ryan M. Nunley,
Erin L. Ruh,
Qin Zhang,
Craig J. Della Valle,
C. Anderson Engh,
Michael E. Berend,
Javad Parvizi,
John C. Clohisy,
Robert L. Barrack
et al.
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92-98.e3
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Molecular Markers for Diagnosis of Periprosthetic Joint Infection
16 May 2011
Abstract: Despite a battery of tests available for diagnosing periprosthetic joint infection, as yet, no gold standard has been identified. Our purpose was to measure inflammatory proteins in synovial...
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Christina L. Jacovides,
Javad Parvizi,
Bahar Adeli,
Kwang Am Jung
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99-103.e1
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Prosthetic Joint Infection Caused by Gram-Negative Organisms
06 June 2011
Abstract: Traditionally, periprosthetic joint infections (PJIs) due to gram-negative organisms are considered more difficult to manage; however, little literature exists with regard to outcome of PJI ...
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Benjamin Zmistowski,
Catherine J. Fedorka,
Eoin Sheehan,
Gregory Deirmengian,
Matthew S. Austin,
Javad Parvizi
et al.
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104-108
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Optimal Irrigation and Debridement of Infected Joint Implants: An In Vitro Methicillin-Resistant Staphylococcus aureus Biofilm Model
06 June 2011
Abstract: Acute postoperative and acute, late hematogenous prosthetic joint infections have been treated with 1-stage irrigation and debridement with polyethylene exchange. Success rates, however, are...
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Evan M. Schwechter,
David Folk,
Avanish K. Varshney,
Bettina C. Fries,
Sun Jin Kim,
David M. Hirsh
et al.
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109-113
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Irrigation and Debridement for Periprosthetic Infections: Does the Organism Matter?
30 May 2011
Abstract: Irrigation and debridement (I&D) is an attractive treatment alternative for periprosthetic joint infection (PJI). Irrigation and debridement failure rates average 64% (range, 10.5%-84%) ...
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Susan M. Odum,
Thomas K. Fehring,
Adolph V. Lombardi,
Ben M. Zmistowski,
Nicholas M. Brown,
Jeffrey T. Luna,
Keith A. Fehring,
Erik N. Hansen,
The Periprosthetic Infection Consortium
et al.
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114-118
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Readmission and Length of Stay After Total Hip Arthroplasty in a National Medicare Sample
04 July 2011
Abstract: Evaluation of hospital readmissions after total hip arthroplasty may help improve patient safety and cost reduction. This study investigates the rates and reasons for readmission as well as ...
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John S. Vorhies,
Yun Wang,
James Herndon,
William J. Maloney,
James I. Huddleston
et al.
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119-123
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Slowing Demand for Total Joint Arthroplasty in a Population of 3.2 Million
Abstract: Accurate projections of future demand require constant updates of current data. This article reviews the most recent usage data for primary total joint arthroplasty (TJA) in a community-base...
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Stefano A. Bini,
Stephen Sidney,
Michael Sorel
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124-128
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Health State Utility in Patients with Osteoarthritis of the Hip and Total Hip Arthroplasty
23 May 2011
Abstract: Understanding patients' perceived health status, as measured by health state utility, is important when evaluating the societal impact of hip osteoarthritis (OA) and total hip arthroplasty (...
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Kevin J. Bozic,
Vanessa W. Chiu,
James D. Slover,
Igor Immerman,
James G. Kahn
et al.
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129-132.e2
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Relationship Between Demographic Variables and Preoperative Pain and Disability in 5945 Total Joint Arthroplasties at a Single Institution
15 June 2011
Abstract: Using a prospective institutional registry, 5945 total joint arthroplasty patients were evaluated for the following preoperative variables: sex, age, living situation, pain (visual analog sc...
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P. Bruce Ebrahimpour,
Huong T. Do,
Lindsey J. Bornstein,
Geoffrey H. Westrich
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133-137.e1
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| Frontmatter |
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Editorial Board
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A1
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AAHKS Disclosure 2011
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A2
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Table of Contents
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A3-A5
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Instructions to Authors
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A7-A8
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Conflict of Interest Statement
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A9
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