- Comparison of the responsiveness of the Harris Hip Score with generic measures for hip function in osteoarthritis of the hip
H L Hoeksma
Leyenburg Hospital, The Hague, The Netherlands
Ann Rheum Dis 62:935-8. 2003
..To compare responsiveness of the Harris Hip Score with generic measures (that is, the Short Form-36 (SF-36), and a test of walking speed and pain during walking) in patients with osteoarthritis (OA) of the hip...
- Noninvasive three-dimensional assessment of femoroacetabular impingement
Center for Computer Assisted and Reconstructive Surgery, New England Baptist Hospital, Tufts University, Harvard Medical School, Boston, Massachusetts, USA
J Orthop Res 25:122-31. 2007
- Hip contact forces and gait patterns from routine activities
Biomechanics Laboratory, Benjamin Frunklin School of Medicine, Free University of Berlin, Hindenburgdamm 30, 12203, Berlin, Germany
J Biomech 34:859-71. 2001
In vivo loads acting at the hip joint have so far only been measured in few patients and without detailed documentation of gait data. Such information is required to test and improve wear, strength and fixation stability of hip implants...
- The John Charnley Award: Metal-on-metal hip resurfacing versus large-diameter head metal-on-metal total hip arthroplasty: a randomized clinical trial
Donald S Garbuz
Division of Lower Limb Reconstruction and Oncology, Department of Orthopaedics, University of British Columbia, Room 3114, 910 West 10th Avenue, Vancouver, BC, V5Z 4E3, Canada
Clin Orthop Relat Res 468:318-25. 2010
..6-fold higher than in the resurfacing arm. Due to these excessively high metal ion levels, the authors recommend against further use of this particular large-head total hip arthroplasty...
- Early migration characteristics of a hydroxyapatite-coated femoral stem: an RSA study
Orthopaedic Unit, Repatriation General Hospital, Adelaide, South Australia, Australia
Int Orthop 35:483-8. 2011
..The results from this study can be compared with those from novel cementless stem designs to help predict the long-term outcome one may expect from new cementless stem designs...
- Minimally invasive versus classic procedures in total hip arthroplasty: a double-blind randomized controlled trial
Jon H M Goosen
Department of Orthopaedic Surgery and Traumatology, Isala Clinics, PO Box 10500, 8000 GM Zwolle, The Netherlands
Clin Orthop Relat Res 469:200-8. 2011
..For total hip arthroplasty (THA), minimally invasive surgery (MIS) uses a smaller incision and less muscle dissection than the classic approach (CLASS), and may lead to faster rehabilitation...
- Effectiveness of physiotherapy exercise following hip arthroplasty for osteoarthritis: a systematic review of clinical trials
Catherine J Minns Lowe
Department of Primary Care Clinical Sciences, University of Birmingham, Edgbaston, Birmingham, UK
BMC Musculoskelet Disord 10:98. 2009
Physiotherapy has long been a routine component of patient rehabilitation following hip joint replacement...
- Reduced muscle radiological density, cross-sectional area, and strength of major hip and knee muscles in 22 patients with hip osteoarthritis
Department of Orthopedics, Karolinska Institutet at Dandeyd Hospital, SE 182 88 Stockholm, Sweden
Acta Orthop 78:505-10. 2007
..We hypothesized that substantial atrophy would manifest in multiple muscle groups along the affected limb, resulting in severe muscle dysfunction...
- Recovery in mechanical muscle strength following resurfacing vs standard total hip arthroplasty - a randomised clinical trial
Orthopaedic Research Unit, Dept of Orthopaedic Surgery and Traumatology, Odense University Hospital, Inst of Clinical Research, University of Southern Denmark, Denmark
Osteoarthritis Cartilage 19:1108-16. 2011
- Immediate weight bearing after uncemented total hip arthroplasty with an anteverted stem: a prospective randomized comparison using radiostereometry
Truike M Thien
Department of Orthopaedics, Sahlgrenska University Hospital, Molndal, Sweden
Acta Orthop 78:730-8. 2007
..In uncemented total hip arthroplasty with hydroxyapatite coating, early weight bearing is frequently practiced but there is still not much evidence to support this recommendation...
- Correlation between inclination of the acetabular component and metal ion levels in metal-on-metal hip resurfacing replacement
R de Haan
University Hospital Brussels, Laarbeeklaan 101, 1090 Brussels, Belgium
J Bone Joint Surg Br 90:1291-7. 2008
..This is probably due to a greater risk of edge-loading...
- Lower limb biomechanics during gait do not return to normal following total hip arthroplasty
Mélanie L Beaulieu
School of Human Kinetics, University of Ottawa, Ottawa, Ontario K1N 6N5, Canada
Gait Posture 32:269-73. 2010
..also displayed various kinematic adaptations at the ankle joint of the operated limb and at the non-operated hip joint that may be leaving them at risk of developing other joint diseases...
- Gender differences exist in the hip joint moments of healthy older walkers
Katherine A Boyer
VA Palo Alto Health Care System, Bone and Joint Rehabilitation R and D Center of Excellence, Palo Alto, CA 94304, USA
J Biomech 41:3360-5. 2008
Gender differences in the incidence of symptomatic hip osteoarthritis (OA), changes in hip cartilage volume and hip joint space and rates hip arthroplasty of older people are reported in the literature...
- Anatomic hip range of motion after implantation during total hip arthroplasty as measured by a navigation system
Department of Orthopaedic Surgery, Medical School of Osaka University, Osaka, Japan
J Arthroplasty 22:946-52. 2007
..Almost all reference hip ROMs used in previous simulations were smaller than these values. Therefore, wider hip ROM values should be used as parameters for such simulations...
- Serum cobalt and chromium elevations following hip resurfacing with the Cormet 2000 device
D Gordon Allan
Southern Illinois University, School of Medicine, Division of Orthopedics and Rehabilitation, Springfield, IL 62794 9679, USA
J Surg Orthop Adv 16:12-8. 2007
..Future studies are needed to determine what serum Co/Cr levels are of clinical concern, particularly in outlier cases...
- Minimally invasive total hip arthroplasty: a systematic review
Department of Orthopaedic Surgery, Shanghai Sixth People s Hospital, Medical College, Shanghai Jiaotong University, Shanghai, China
Int Orthop 33:1473-81. 2009
..Although mini-incision appeared to have similar outcomes compared to standard incision, the follow-up is short-term according to current standards in THA. High-quality studies are required to compare the outcomes of these two procedures...
- Thirty years of experience with alumina-on-alumina bearings in total hip arthroplasty
Department of Orthopaedic Surgery and Traumatology, AP HP, Hôpital Lariboisière University Paris 7, 2 rue Ambroise Pare, 75010 Paris, France
Int Orthop 35:207-13. 2011
..4% at ten years. However, concern remains over ceramic liner fracture and squeaking, which has been noted recently with increasing prevalence. This review will discuss the current knowledge on the use of alumina-on-alumina bearings...
- What works best, a cemented or cementless primary total hip arthroplasty?: minimum 17-year followup of a randomized controlled trial
London Health Sciences Centre, University Campus, 339 Windermere Road, London, ON N6A 5A5, Canada
Clin Orthop Relat Res 469:209-17. 2011
..Total hip arthroplasty (THA) has been associated with high survival rates, but debate remains concerning the best fixation mode of THA...
- Patient preoperative expectations of total hip replacement in European orthopedic centers
Newcastle University, Newcastle upon Tyne, UK
Arthritis Care Res (Hoboken) 63:1521-7. 2011
..This study employed the World Health Organization's model of health, the International Classification of Functioning, Disability and Health (ICF), to classify the content of preoperative patient expectations of THR...
- Early failure of metal-on-metal bearings in hip resurfacing and large-diameter total hip replacement: A consequence of excess wear
D J Langton
North Tees and Hartlepool NHS Trust, Stockton on Tees and Centre for Rehabilitation, Newcastle University, Newcastle upon Tyne, England
J Bone Joint Surg Br 92:38-46. 2010
..Surgeons must consider implant design, expected component size and acetabular component positioning in order to reduce early failures when performing large-bearing metal-on-metal hip resurfacing and replacement...
- Total hip arthroplasty versus resurfacing arthroplasty in the treatment of patients with arthritis of the hip joint: single centre, parallel group, assessor blinded, randomised controlled trial
Matthew L Costa
Warwick Clinical Trials Unit, Division of Health Sciences, University of Warwick, Coventry CV4 7AL, UK
BMJ 344:e2147. 2012
..To compare the clinical and cost effectiveness of total hip arthroplasty with resurfacing arthroplasty in patients with severe arthritis of the hip...
- A formula to predict patients' gluteus medius muscle volume from hip joint geometry
Department of Orthopaedics, Center for Musculoskeletal Surgery, Charite Universitatsmedizin Berlin, Chariteplatz 1, D 10117 Berlin, Germany
Man Ther 16:447-51. 2011
The volume of the gluteus medius muscle (GMV) has been shown to be closely related to hip joint function...
- The Exeter Universal cemented femoral component at 15 to 17 years: an update on the first 325 hips
N C Carrington
Princess Elizabeth Orthopaedic Centre, Exeter, England
J Bone Joint Surg Br 91:730-7. 2009
..8) (0 to 48 worst-to-best scale) and the mean combined Harris pain and function score was 73.2 (SD 16.9). Radiological review showed excellent preservation of bone stock in the proximal femur and no failures of the femoral component...
- Radiographic evaluation of the hip has limited reliability
John C Clohisy
Department of Orthopaedic Surgery, Washington University School of Medicine, One Barnes Hospital Plaza, Suite 11300 West Pavilion, Campus Box 8233, St Louis, MO 63110, USA
Clin Orthop Relat Res 467:666-75. 2009
..Accordingly, a more clear set of definitions and measurements must be developed to allow for more reliable diagnosis of early hip disease...
- Histological features of pseudotumor-like tissues from metal-on-metal hips
J Vernon Luck Sr MD Orthopaedic Research Center, Orthopaedic Hospital UCLA, 2400 S Flower Street, Los Angeles, CA 90007, USA
Clin Orthop Relat Res 468:2321-7. 2010
..The tissue features may help distinguish reactions to high wear from those with suspected metal hypersensitivity...
- The Harris-Galante porous-coated, hemispherical, polyethylene-lined acetabular component in patients under 50 years of age: a 12- to 16-year review
M R Utting
Royal Perth Rehabilitation Hospital, 6 Selby Street, Shenton Park, Western Australia 6008, Australia
J Bone Joint Surg Br 90:1422-7. 2008
..5 to 93.5) and for impending revision 55.3% (95% confidence interval 40.6 to 70) at 16 years. Uncemented acetabular components with polyethylene liners undergo silent lysis and merit regular long-term radiological review...
- The association between degenerative hip joint pathology and size of the gluteus medius, gluteus minimus and piriformis muscles
Division of Physiotherapy, School of Health and Rehabilitation Sciences, The University of Queensland, Brisbane 4072, Australia
Man Ther 14:605-10. 2009
..PIRI), and gluteus minimus (GMIN), occurring in association with differing stages of unilateral degenerative hip joint pathology (mild: n=6, and advanced: n=6)...
- The transverse acetabular ligament: an aid to orientation of the acetabular component during primary total hip replacement: a preliminary study of 1000 cases investigating postoperative stability
H A P Archbold
Outcomes Unit Musgrave Park Hospital, Stockmans Lane, Belfast BT9 7JB, Northern Ireland
J Bone Joint Surg Br 88:883-6. 2006
..6%. This confirms our hypothesis that the transverse acetabular ligament can be used to determine the position of the acetabular component. The method has been used in both conventional and minimally-invasive approaches...
- Hip disability and osteoarthritis outcome score. An extension of the Western Ontario and McMaster Universities Osteoarthritis Index
Department of Physiotherapy, Säffle Hospital, Sweden
Scand J Rheumatol 32:46-51. 2003
..The HOOS appears to be an evaluative instrument for assessing important self-rated hip problems for people with hip disability with/without hip OA, but additional studies are needed...
- Changes in hand and generalised bone mineral density in patients with recent-onset rheumatoid arthritis
Department of Rheumatology, Leiden University Medical Center, PO Box 9600, 2300 RC, Leiden, The Netherlands
Ann Rheum Dis 68:330-6. 2009
- Genetic determination and correlation of body mass index and bone mineral density at the spine and hip in Chinese Han ethnicity
Fei Yan Deng
Laboratory of Molecular and Statistical Genetics, College of Life Sciences, Hunan Normal University, Changsha, 410081, Hunan, People s Republic of China
Osteoporos Int 17:119-24. 2006
..In addition, BMD at the spine and hip shares more genetic effect (pleiotropy) than BMI and BMD do in Chinese Han ethnicity, though the effects are significant for both...
- The premature failure of the Charnley Elite-Plus stem: a confirmation of RSA predictions
Oxford Orthopaedic Engineering Centre The Botnar Research Centre, University of Oxford, Nuffield Orthopaedic Centre, Windmill Road, Headington, Oxford OX3 7LD, UK
J Bone Joint Surg Br 88:179-83. 2006
..Our findings have also shown that rapid posterior head migration is predictive of premature loosening and a better predictor than subsidence...
- Control and estimation of posture during quiet stance depends on multijoint coordination
Wei Li Hsu
Dept of Physical Therapy, Biomechanics and Movement Science Program, 307 McKinly Laboratory, University of Delaware, Newark, DE 19716, USA
J Neurophysiol 97:3024-35. 2007
..The results reveal a control strategy involving coordinated variations of most major joints to stabilize variables important to postural control during quiet stance...
- Secondary gait changes in patients with medial compartment knee osteoarthritis: increased load at the ankle, knee, and hip during walking
Stanford University Medical Center, Stanford, California 94305 4038, USA
Arthritis Rheum 52:2835-44. 2005
..This study tested the hypothesis that gait changes related to knee osteoarthritis (OA) of varied severity are associated with increased loads at the ankle, knee, and hip...
- Hip structural geometry and incidence of hip fracture in postmenopausal women: what does it add to conventional bone mineral density?
A Z LaCroix
WHI Clinical Coordinating Center, Fred Hutchinson Cancer Research Center, Seattle, WA 98109 1024, USA
Osteoporos Int 21:919-29. 2010
- Slipped capital femoral epiphysis update
Purushottam A Gholve
Division of Orthopaedic Surgery, Young and Adolescent Hip Program, Children s Hospital Boston, Boston, Massachusetts 02115 5724, USA
Curr Opin Pediatr 21:39-45. 2009
..This article highlights key diagnostic tools and optimal treatment plans for SCFE...
- Ceramic bearings for total hip arthroplasty have high survivorship at 10 years
James A D'Antonio
Greater Pittsburgh Orthopaedics Association, 725 Cherrington Parkway, Suite 200, Moon Township, PA 15108, USA
Clin Orthop Relat Res 470:373-81. 2012
..In a previous study comparing ceramic with metal-on-polyethylene at 5 to 8 years, we found higher survivorship and no osteolysis for the ceramic bearings...
- Establishing a range of motion boundary for total hip arthroplasty
G A Turley
WMG, The University of Warwick, Coventry, UK
Proc Inst Mech Eng H 225:769-82. 2011
Range of motion of the hip joint is a major contributor to dislocation post total hip replacement...
- Altered inter-joint coordination during walking in patients with total hip arthroplasty
Shiu Ling Chiu
Department of Human Physiology, University of Oregon, Eugene, OR 97403 1240, USA
Gait Posture 32:656-60. 2010
..especially the surgical limb, were altered with a higher variability to compromise the deteriorated hip joint. Asymmetric changes in accommodations and variability of bilateral lower extremities may contribute to the ..
- Lymphocyte proliferation responses in patients with pseudotumors following metal-on-metal hip resurfacing arthroplasty
Young Min Kwon
Nuffield Department of Orthopaedic Surgery, University of Oxford, Windmill Road, Oxford OX3 7LD, United Kingdom
J Orthop Res 28:444-50. 2010
..This suggests that systemic hypersensitivity type IV reactions, as measured by lymphocyte proliferation response to these metals, may not be the dominant biological reaction involved in the occurrence of the soft tissue pseudotumors...
- Gender differences in 3D morphology and bony impingement of human hips
Department of Orthopaedic Surgery, Osaka University Graduate School of Medicine, 2 2 Yamadaoka, Suita, Osaka 5650871, Japan
J Orthop Res 29:333-9. 2011
For the proper diagnosis or treatment of hip joint disorders caused by anatomical abnormalities, the normal hip joint morphology must be studied to understand its influence on the maximum range of motion (ROM) until bony impingement by ..
- Complications after spacer implantation in the treatment of hip joint infections
Klinik fur Orthopadie und Orthopadische Chirurgie, Universitatskliniken des Saarlandes, Homburg Saar, Germany
Int J Med Sci 6:265-73. 2009
..of interpreting these findings and their causes, this rate indicates that patients suffering from late hip joint infections and being treated with a two-stage protocol are prone to having complications...
- A clinically relevant review of hip biomechanics
Karl F Bowman
Department of Orthopaedic Surgery, University of Michigan, Ann Arbor, Michigan, USA
Arthroscopy 26:1118-29. 2010
..We will also discuss the clinical implications and surgical management of these pathologies and their role in restoring or preserving the native function of the hip joint.
- Bony impingement affects range of motion after total hip arthroplasty: A subject-specific approach
Scientific Affairs, Stryker Europe, Thalwil, Switzerland
J Orthop Res 26:443-52. 2008
- Association of physical performance with muscle strength and hip range of motion in hip osteoarthritis
Yong Hao Pua
The University of Melbourne, Melbourne, Victoria, Australia
Arthritis Rheum 61:442-50. 2009
- Outcome of short proximal femoral nail antirotation and dynamic hip screw for fixation of unstable trochanteric fractures. A randomised prospective comparative trial
Department of Orthopaedics, All India Institute of Medical Sciences, New Delhi, India
Hip Int 21:531-6. 2011
..Six patients in DHS group had implant failure while none experienced this in PFNA group. The PFNA group had a better functional outcome than the DHS group...
- Assessment of the initial stability of the Symax femoral stem with EBRA-FCA: a multicentric study of 85 cases
Carlo Alberto Buratti
Department of Orthopaedics and Traumatology Hospital SS, Annunziata Savigliano, Italy
Hip Int 19:24-9. 2009
..84 (+/-0.7). In four of them the subsidence exceeded 1.5 mm, but only one exceeded 2 mm. These data represent a positive predictive factor for the minimal risk of future aseptic loosening...
- Quantitative gait analysis of patients with bilateral hip osteoarthritis excluding the influence of walking speed
Division of Physical Therapy and Rehabilitation Medicine, University of Fukui Hospital, 23 Matsuoka Shimoaizuki, Eiheiji, Fukui, 910 1193, Japan
J Orthop Sci 12:451-7. 2007
..The purpose of this study was to investigate gait characteristics of patients with bilateral hip osteoarthritis (BHO) independent of walking speed...
- Whole blood metal ion concentrations in correlation with activity level in three different metal-on-metal bearings
Christophe A Pattyn
Department of Orthopedic Surgery and Traumatology, Ghent University Hospital, Ghent, Belgium
J Arthroplasty 26:58-64. 2011
..In conclusion, although the current second-generation metal bearings may show differences in ion release, more attention should be paid to the correlation between ion release and implant positioning...
- Performance on the single-leg squat task indicates hip abductor muscle function
Kay M Crossley
Department of Mechanical Engineering, Melbourne School of Engineering, The University of Melbourne, Melbourne, Australia
Am J Sports Med 39:866-73. 2011
..Thus, it is imperative to develop and evaluate a clinical assessment tool that is capable of identifying people with poor hip muscle function...
- Fluid load support and contact mechanics of hemiarthroplasty in the natural hip joint
Sainath Shrikant Pawaskar
Institute of Medical and Biological Engineering, School of Mechanical Engineering, University of Leeds, Leeds LS2 9JT, UK
Med Eng Phys 33:96-105. 2011
..This study modelled nine activities of daily living and investigated the contact mechanics of a hip joint with a hemiarthroplasty, focussing particularly on the role of the fluid phase...
- Biomechanical factors influencing the beginning and development of osteoarthritis in the hip joint
Laboratory of Biomechanics, Czech Technical University in Prague
Wien Med Wochenschr 161:486-92. 2011
..One of the significant risk factors affecting development of hip joint OA is the mechanism and magnitude of mechanical loading on the joint...
- Role of the acetabular labrum in load support across the hip joint
Corinne R Henak
Department of Bioengineering, and Scientific Computing and Imaging Institute, University of Utah, 72 South Central Campus Drive, Salt Lake City, UT 84112, USA
J Biomech 44:2201-6. 2011
..The results of this study suggest that the labrum plays a larger role in load transfer and joint stability in hips with acetabular dysplasia than in hips with normal acetabular geometry...
- The role of the transverse acetabular ligament for acetabular component orientation in total hip replacement: an analysis of acetabular component position and range of movement using navigation software
OCM Clinic, Steinerstrasse 6, 81369 Munich, Germany
J Bone Joint Surg Br 93:1021-6. 2011
..No reduction in impingement was found when the acetabular component was aligned with the TAL and the posterior labrum, compared with a standard acetabular component position...
- Validation of finite element predictions of cartilage contact pressure in the human hip joint
Andrew E Anderson
Department of Bioengineering, and Scientific Computing and Imaging Institute, University of Utah, 50 South Central Campus Drive, Room 2480, Salt Lake City, UT 84112 9202, USA
J Biomech Eng 130:051008. 2008
..Loads based on in vivo data were applied to a cadaveric hip joint to simulate walking, descending stairs, and stair-climbing...
- Outcomes of total hip arthroplasty: a study of patients one year postsurgery
School of Physical Therapy, Texas Woman s University, Dallas, USA
J Orthop Sports Phys Ther 32:260-7. 2002
..Ex post facto research using prospective analysis of differences between the involved hip and uninvolved hip...
- Hip damage occurs at the zone of femoroacetabular impingement
Department of Orthopaedic Surgery, Inselspital, University of Bern, Murtenstrasse, 3010 Bern, Switzerland
Clin Orthop Relat Res 466:273-80. 2008
..We concluded femoroacetabular impingement mechanism contributes to early osteoarthritis including labral lesions...
- Two-stage total hip arthroplasty: how often does it control methicillin-resistant infection?
Department of Orthopaedics, University of British Columbia, 3114 910 West 10th Avenue, Vancouver, BC V5Z 4E3, Canada
Clin Orthop Relat Res 469:1009-15. 2011
..Methicillin-resistant hip infections are increasingly common. Reports of the surgical management of these patients using two-stage THA show variable control of infection, but all reports used static spacers...
- Hip-muscle activation during the lunge, single-leg squat, and step-up-and-over exercises
Samantha N Boudreau
Div of Athletic Training, University of Kentucky, Lexington, KY, USA
J Sport Rehabil 18:91-103. 2009
..Functional exercises are often used in strengthening programs after lower extremity injury. Activation levels of the stabilizing hip muscles have not been documented...
- Evaluation of a new leg length measurement algorithm in hip arthroplasty
Stephen B Murphy
Center for Computer Assisted and Reconstructive Surgery, New England Baptist Hospital, Boston, MA, USA
Clin Orthop Relat Res 463:85-9. 2007
..Leg length change measured using surgical navigation, measuring the change in position of the femur relative to the pelvic coordinate system, without establishing a femoral coordinate system is easy and reliable...
- The applied anatomy of anterior approach for minimally invasive hip joint surgery
Li Hua Chen
Department of Anatomy, Shanghai Jiao Tong University School of Medicine, Shanghai, People s Republic of China
Clin Anat 22:250-5. 2009
The anterior approach for minimally invasive hip joint surgery is one of the common approaches utilized in hip joint surgery. Here, we report the results of dissections in 60 sides of human adult cadavers...
- The John Charnley Award: The functional outcome of hip resurfacing and large-head THA is the same: a randomized, double-blind study
Maisonneuve Rosemont Hospital, 5415 Assomption Boulevard, Montreal, Quebec, H1T 2M4, Canada
Clin Orthop Relat Res 468:326-36. 2010
..The operated patients reached most control group values at 3 months postoperatively. By these measures, HR did not provide better clinical function over large-head THA...
- Minimally invasive compared with traditional transgluteal approach for total hip arthroplasty: a comparative gait analysis
Orthopedic Hospital Vienna Speising, Vienna, Austria
J Bone Joint Surg Am 92:328-37. 2010
..In the present study, a minimally invasive approach was compared with a traditional standard approach in terms of the effect on gait kinematics as demonstrated with gait analysis and electromyography...
- The effect of obesity on the outcome of hip and knee arthroplasty
Specialist Orthopaedic Group, Suite 1 08, Level 1, Mater Clinic, 3 9 Gillies Street, Sydney, New South Wales, Australia
Int Orthop 35:929-34. 2011
..It would be unreasonable to deny patients arthroplasty surgery purely on the basis of a BMI indicating obesity...
- Mid-term results of acetabular reconstruction using a Kerboull-type acetabular reinforcement device
Department of Orthopaedic Surgery, Graduate School of Biomedical Sciences, Hiroshima University, Kasumi 1 2 3, Minami Ku, Hiroshima City 734 8551, Japan
Int Orthop 36:23-6. 2012
..The purpose of this study was to investigate the mid-term results of 32 acetabular reconstructions performed using a Kerboull-type acetabular reinforcement device and bone graft between June 1997 and January 2009...
- Effect of sub-optimal neuromotor control on the hip joint load during level walking
Laboratorio di Tecnologia Medica, Istituto Ortopedico Rizzoli, Bologna, Italy
J Biomech 44:1716-21. 2011
..However we can consider the possibility that sub-optimal activations of the muscular system play a role in spontaneous fractures not associated with falls...
- The influence of the oscillation angle and the neck anteversion of the prosthesis on the cup safe-zone that fulfills the criteria for range of motion in total hip replacements. The required oscillation angle for an acceptable cup safe-zone
Department of Orthopedics and Rehabilitation, Tokyo Metropolitan Ohkubo Hospital, Kabukicho 2 44 1, Shinjukuku, Tokyo, Japan
J Biomech 38:125-32. 2005
A normal hip joint has more than 120 degrees flexion. The reduced range of motion (ROM) of total hip arthroplast leads to frequent prosthetic impingement, subluxation and dislocation...
- Gait patterns after total hip arthroplasty and surface replacement arthroplasty
Department of Kinesiology, University of Montreal, Montreal, PQ, Canada
Arch Phys Med Rehabil 90:463-9. 2009
..To compare gait patterns in patients with total hip arthroplasty (THA) and surface hip arthroplasty...
- Hip arthroscopy for labral pathology: prospective analysis with 10-year follow-up
J W Thomas Byrd
Nashville Sports Medicine Foundation, Nashville, Tennessee 37203, USA
Arthroscopy 25:365-8. 2009
..The purpose of this study was to investigate the results of arthroscopic treatment of acetabular labral tears (the most common indication for hip arthroscopy) in a consecutive series of patients with 10-year follow-up...
- Immunohistochemical analysis of type-X-collagen expression in osteoarthritis of the hip joint
Department of Orthopaedic Surgery, University of Bern, Switzerland
J Orthop Res 17:495-502. 1999
..and immunohistochemical findings to investigate the expression of type-X collagen in osteoarthritis of the hip joint. Femoral heads were obtained in toto from 11 patients undergoing routine hip arthroplasty for femoral neck ..
- Comparison of patient-reported outcomes between hip resurfacing and total hip replacement
E A Lingard
Department of Orthopaedics, Freeman Hospital, High Heaton, Newcastle upon Tyne, UK
J Bone Joint Surg Br 91:1550-4. 2009
..04) and in all SF-36 domains (p < 0.05). Patients undergoing BHR report a significantly greater improvement in general health compared with those with a THR...
- Revision total hip arthroplasty using a modular tapered stem with distal fixation: good short-term results in 125 revisions
Department of Orthopaedic Surgery, Odense University Hospital, University of Southern Denmark, Odense C, Denmark
J Arthroplasty 25:348-54. 2010
..We did not find an increased number of complications compared to the literature. Further long-term follow-up, however, is essential...
- Long-term results for the uncemented Zweymuller/Alloclassic hip endoprosthesis. A 15-year minimum follow-up of 320 hip operations
University Hospital Tuebingen, Clinic for Orthopedics, Tubingen, Germany
J Arthroplasty 24:846-53. 2009
..For the stem/head, the survival rate was 98% (95% confidence interval, 94%-99%). In 95.2% of patients, no operative revision was required. The rate of aseptic loosening was 2% for the acetabular and 1% for the femoral component...
- Progressive femoral cortical and cancellous bone density loss after uncemented tapered-design stem fixation
Lutz A Mueller
Department of Orthopaedic Surgery, Friedrich Alexander University of Erlangen Nuremberg, Erlangen
Acta Orthop 81:171-7. 2010
..We present an in vivo method of computed tomography (CT) assisted osteodensitometry after THA that differentiates between cortical and cancellous bone density (BD) and area around the femoral component...
- Arthroscopic treatment of cam-type femoroacetabular impingement: preliminary report at 2 years minimum follow-up
Victor M Ilizaliturri
Adult Joint Reconstruction Service of the National Rehabilitation Institute of Mexico, Mexico City, Mexico
J Arthroplasty 23:226-34. 2008
..Hip arthroscopy can be successfully used to treat cam impingement. The precautions used in open surgery to preserve femoral neck bone stock and hip vascularity should be followed...
- Age and sex differences in hip joint space among asymptomatic subjects without structural change: implications for epidemiologic studies
Queen s Medical Centre, Nottingham, UK
Arthritis Rheum 48:1041-6. 2003
..The aim of this study was to determine whether changes in joint space width occur with age, and whether there are sex differences, in asymptomatic subjects without hip OA...
- CT and MRI of hip arthroplasty
J G Cahir
Department of Radiology, Norfolk and Norwich University Hospital, Colney Lane, Norwich, UK
Clin Radiol 62:1163-71; discussion 1172-3. 2007
..CT and MRI have now become useful imaging techniques in the assessment of hip arthroplasty...
- Static and dynamic mechanical causes of hip pain
MedSport, University of Michigan, Ann Arbor, Michigan 48106, USA
Arthroscopy 27:235-51. 2011
..As our understanding of hip joint mechanics has advanced, it has become increasingly apparent that hip pain in the absence of osteoarthritis may ..
- T1 assessment of hip joint cartilage following intra-articular gadolinium injection: a pilot study
Department of Orthopedic Surgery, Inselspital, Bern, Switzerland
Magn Reson Med 64:1200-7. 2010
..Nine patients were scanned preliminary to study the contrast infiltration process into hip joint cartilage...
- The PFNA proximal femur nail in treatment of unstable proximal femur fractures--3 cases of postoperative perforation of the helical blade into the hip joint
Department of Trauma Surgery, Cantonal Hospital Lucerne, 6000 Lucerne 16, Switzerland
J Orthop Trauma 22:731-6. 2008
..We report 3 cases of postoperative perforation of the helical blade through the femoral head into the hip joint without any signs of rotational or varus displacement of the fracture.
- Reproducibility of dGEMRIC in assessment of hip joint cartilage: a prospective study
Department of Orthopedic Surgery, Inselspital, Bern, Switzerland
J Magn Reson Imaging 30:224-8. 2009
To investigate the reproducibility of dGEMRIC in the assessment of cartilage health of the adult asymptomatic hip joint.
- Intravenous versus intra-articular delayed gadolinium-enhanced magnetic resonance imaging in the hip joint: a comparative analysis
Department of Orthopedic Surgery, University of Bern, Inselspital, Bern, Switzerland
Invest Radiol 45:538-42. 2010
The purpose of this study was to investigate whether T1-mapping of hip joint with intra-articular delayed gadolinium-enhanced magnetic resonance imaging (MRI) of cartilage (ia-dGEMRIC) is comparable to the already established intravenous ..
- Delayed gadolinium-enhanced magnetic resonance imaging (dGEMRIC) of hip joint cartilage in femoroacetabular impingement (FAI): Are pre- and postcontrast imaging both necessary?
Department of Orthopedic Surgery, Inselspital, Bern, Switzerland
Magn Reson Med 62:1362-7. 2009
- Kinematics, kinetics, and finite element analysis of commonplace maneuvers at risk for total hip dislocation
Mark E Nadzadi
Orthopaedic Biomechanics Laboratory, Department of Orthopaedic Surgery, University of Iowa, 2181 Westlawn Building, Iowa City, IA 52242, USA
J Biomech 36:577-91. 2003
..Using an established inverse dynamics model to estimate hip joint loading, 354 motion trials were evaluated using an existing finite element model of THA dislocation...
- ISB recommendation on definition of joint coordinate systems for the reporting of human joint motion-part I: ankle, hip and spine
J Biomech 36:300-2; author reply 303-4. 2003
- Hip-spine relationship: a radio-anatomical study for optimization in acetabular cup positioning
J Y Lazennec
Service de Chirurgie Orthopedique et Traumatologique, Université Paris VI Hôpital de la Pitié Salpétrière, 47 83 boulevard de l Hopital, Cedex 13 Paris, France
Surg Radiol Anat 26:136-44. 2004
..By shedding new light on the relationships between the pelvis and the spine, this method may help to understand some cases of impingement, instability or abnormal wear...
- The influence of the reciprocal hip joint link in the Advanced Reciprocating Gait Orthosis on standing performance in paraplegia
Roessingh Research and Development B V, Enschede, The Netherlands
Prosthet Orthot Int 21:210-21. 1997
..Therefore, it is very likely that the reciprocal hip joint link in the ARGO provides a substantial and clinically relevant reduction of upper body effort required for ..
- Systematic review of the prevalence of radiographic primary hip osteoarthritis
Division of Orthopaedics, Faculty of Medicine, University of Ottawa, Ottawa, ON, Canada
Clin Orthop Relat Res 467:623-37. 2009
- A clinical method for locating the femoral head centre during total knee arthroplasty
M R Sawant
Knee Unit, Holly House Hospital, High Road, Buckhurst Hill, Essex IG9 5HX, UK
Knee 11:209-12. 2004
..As alignment error of up to +/-3 degrees is compatible with satisfactory clinical results of TKA, our method provides useful approximation of the FHC. For greater accuracy however, an on-table radiograph is recommended...
- Unstable intertrochanteric hip fractures in the elderly
Dieter M Lindskog
Department of Orthopaedics and Rehabilitation, Yale University, New Haven, CT 06520 8071, USA
J Am Acad Orthop Surg 12:179-90. 2004
..Surgical care should maximize the patient's chance of a successful outcome by realigning the fracture with minimal additional surgical insult, selecting the appropriate implant, and positioning it properly...
- Long-term outcome following total hip arthroplasty: a controlled longitudinal study
University of Southampton, Southampton, UK
Arthritis Rheum 57:1375-80. 2007
..To assess long-term outcome and predictors of prognosis following total hip arthroplasty (THA) for osteoarthritis (OA)...
- Palamed G compared with Palacos R with gentamicin in Charnley total hip replacement. A randomised, radiostereometric study of 60 HIPS
Department of Orthopaedic Surgery, Haukeland University Hospital, University of Bergen, 5021 Bergen, Norway
J Bone Joint Surg Br 88:1143-8. 2006
..No differences were found between the groups. Both bone cements provided good initial fixation of the femoral component and good clinical results at two years...
- Charnley low-frictional torque arthroplasty: follow-up for 30 to 40 years
B M Wroblewski
The John Charnley Research Institute, Wrightington Hospital, Hall Lane, Appley Bridge, Wigan, WN6 9EP, UK
J Bone Joint Surg Br 91:447-50. 2009
..Revision for radiological changes alone must be accepted if gross loss of bone stock is to be avoided. Improvements in the design, materials and operative technique, based on the long-term outcome, are highlighted...
- The concept of femoroacetabular impingement: current status and future perspectives
Hip Service, Schulthess Clinic, Lengghalde 2, 8008, Zurich, Switzerland
Clin Orthop Relat Res 467:616-22. 2009
..Early recognition of FAI followed by subsequent behavioral modification (profession, sports, etc) or even surgery may reduce the rate of OA due to FAI...
- Do normal radiographs exclude asphericity of the femoral head-neck junction?
Department of Orthopaedic Surgery, Inselspital, University of Berne, Freiburgstrasse, 3010, Bern, Switzerland
Clin Orthop Relat Res 467:651-9. 2009
..Even when conventional radiographs appeared normal, an increased alpha angle was present anterosuperiorly. Without the use of radial slices in MRA, the asphericity would be underestimated in these patients...
- Early outcome of hip arthroscopy for femoroacetabular impingement: the role of femoral osteoplasty in symptomatic improvement
N V Bardakos
The Richard Villar Practice The Wellington Hospital, London, England
J Bone Joint Surg Br 90:1570-5. 2008
..043). Additional symptomatic improvement may be obtained after hip arthroscopy for femoroacetabular impingement by the inclusion of femoral osteoplasty...
- One-stage revision of infected total hip arthroplasty with bone graft
Department of Orthopaedic Surgery, Santa Casa Medical School, Sao Paulo, Brazil
J Arthroplasty 23:1165-77. 2008
..Mean follow-up was 103 months (range, 63-183 months), and infection recurred in 2 (6.2%) cases. Further studies are necessary, and continuation of this method is justified...
- The association between degenerative hip joint pathology and size of the gluteus maximus and tensor fascia lata muscles
Division of Physiotherapy, School of Health and Rehabilitation Sciences, The University of Queensland, Brisbane 4072, Australia
Man Ther 14:611-7. 2009
..While control group subjects were symmetrical between sides for the muscles measured, subjects with hip joint pathology showed asymmetry in GM muscle volume dependent on stage of pathology...
- Two-stage reconstruction of infected hip joints
Sanket R Diwanji
Center for Joint Disease, Chonnam National University Hwasun Hospital, 160 Ilsim Ri, Hwasun eup, Hwasun Gun, Jeonnam 519 809, Korea
J Arthroplasty 23:656-61. 2008
..62 between the 2 stages to 97.83 at final follow-up. Two-stage reconstruction using an antibiotic-loaded cement spacer was found to give satisfactory results for the treatment of hip infections with various etiologies...
- Complications of arthroscopic femoroacetabular impingement treatment: a review
Victor M Ilizaliturri
National Rehabilitation Institute of Mexico, Amores 942 21, Colonia del Valle, Mexico City, 03100, Mexico
Clin Orthop Relat Res 467:760-8. 2009
..Other clinical concerns include hip dislocation secondary to extensive capsulotomies or overresection of the anterior acetabular rim in the case of pincer impingement...
- Tumors of the pelvis: complications after reconstruction
Department of Orthopedics, Westfalische Wilhelms Universitat, Albert Schweitzer Strasse 33, 48149 Munster, Germany
Arch Orthop Trauma Surg 123:340-4. 2003
..Results of the authors' experience with 110 primary pelvic tumor resections and methods to achieve low complication rates for pelvic reconstruction are reported...