Richard Field

ORCID: 0000-0002-4937-1035
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About
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Research Areas
  • Ionosphere and magnetosphere dynamics
  • Geophysics and Gravity Measurements
  • Methane Hydrates and Related Phenomena
  • Orthopaedic implants and arthroplasty
  • Total Knee Arthroplasty Outcomes
  • Hip disorders and treatments
  • Orthopedic Infections and Treatments
  • Knee injuries and reconstruction techniques
  • Cardiac Valve Diseases and Treatments
  • Shoulder Injury and Treatment
  • Hip and Femur Fractures
  • Health Systems, Economic Evaluations, Quality of Life
  • Musculoskeletal synovial abnormalities and treatments
  • COVID-19 and healthcare impacts
  • Asymmetric Synthesis and Catalysis
  • Bone fractures and treatments
  • Pelvic and Acetabular Injuries
  • Synthetic Organic Chemistry Methods
  • Musculoskeletal Disorders and Rehabilitation
  • Spine and Intervertebral Disc Pathology
  • Bone and Joint Diseases
  • Lower Extremity Biomechanics and Pathologies
  • Radical Photochemical Reactions
  • Occupational exposure and asthma
  • Cyclopropane Reaction Mechanisms

Epsom Hospital
2013-2024

St George's, University of London
2014-2024

City St George's, University of London
2024

United States Department of Agriculture
2023

Agricultural Research Service
2023

Oxford University Press (United Kingdom)
2022-2023

Heritage Preservation
2022

University of Florida
2016-2019

Royal National Orthopaedic Hospital
2019

Charles University
2019

BackgroundFemoroacetabular impingement syndrome is an important cause of hip pain in young adults. It can be treated by arthroscopic surgery, including reshaping the hip, or with physiotherapist-led conservative care. We aimed to compare clinical effectiveness arthroscopy best care.MethodsUK FASHIoN a pragmatic, multicentre, assessor-blinded randomised controlled trial, done at 23 National Health Service hospitals UK. enrolled patients femoroacetabular who presented these hospitals. Eligible...

10.1016/s0140-6736(18)31202-9 article EN cc-by-nc-nd The Lancet 2018-06-01

Objective. To identify pre-operative predictors of patient-reported outcomes primary total knee replacement (TKR) surgery.

10.1093/rheumatology/kes075 article EN Lara D. Veeken 2012-04-24

We audited the relationship between obesity and age at which hip knee replacement was undertaken our centre. The database analysed for age, Oxford or score body mass index (BMI) time of surgery. In total, 1369 patients were studied, 1025 treated by 344 replacement. divided into five groups based on their BMI (normal, overweight, moderately obese, severely obese morbidly obese). difference in mean surgery not statistically significant (p > 0.05). For those undergoing replacement, ten years...

10.1302/0301-620x.90b3.19782 article EN Journal of Bone and Joint Surgery - British Volume 2008-03-01

We obtained information from the Elective Orthopaedic Centre on 1523 patients with baseline and six-month Oxford hip scores (OHS) after undergoing primary replacement (THR) 1784 knee (OKS) for (TKR) who completed a satisfaction questionnaire. Receiver operating characteristic curves identified an absolute change in OHS of 14 points or more as point that discriminates best between patients' levels 11-point OKS. Satisfaction is highest (97.6%) more, compared lower (81.8%) below this threshold....

10.1302/0301-620x.94b3.27425 article EN Journal of Bone and Joint Surgery - British Volume 2012-02-27

The Oxford knee score (OKS) is a validated and widely accepted disease-specific patient-reported outcome measure, but there limited evidence regarding any long-term trends in the score. We reviewed 5600 individual OKS questionnaires (1547 patients) from prospectively-collected replacement database, to determine over ten-year period following total replacement. mean pre-operatively was 19.5 (95% confidence interval (CI) 18.8 20.2). maximum post-operative observed at two years (mean 34.4 CI...

10.1302/0301-620x.95b1.28573 article EN The Bone & Joint Journal 2013-01-01

We present a comparison of patient-reported outcomes (PROMs) in relation to patient age, patients who had received total (TKR) or unicompartmental knee replacement (UKR). The outcome was evaluated using the Oxford score (OKS), EuroQol (EQ-5D) and satisfaction scores. Patients aged 65 84 years demonstrated better pre-operative function scores than those < (OKS, p = 0.03; EQ-5D, 0.048) ≥ 85 0.03). Post-operative were comparable across age groups, but linear trend for greater post-operative...

10.1302/0301-620x.95b1.28061 article EN The Bone & Joint Journal 2013-01-01

Total hip arthroplasty (THA) and total knee (TKA) are common orthopaedic procedures requiring postoperative radiographs to confirm implant positioning identify complications. Artificial intelligence (AI)-based image analysis has the potential automate this surveillance. The aim of study was prepare a scoping review investigate how AI is being used in following THA TKA, accurate these tools are.The Embase, MEDLINE, PubMed libraries were systematically searched relevant articles. Preferred...

10.1302/0301-620x.104b8.bjj-2022-0120.r2 article EN The Bone & Joint Journal 2022-07-31

Between 1980 and 1988, displacement bone-marrow transplantation was performed on 25 children with Hurler's syndrome (type-1 mucopolysaccharidosis). We describe the musculoskeletal development of 11 12 surviving orthopaedic procedures undertaken to treat progressive thoracolumbar kyphosis, hip subluxation carpal tunnel syndrome. found abnormal bone modelling, focal failures ossification an avascular disorder femoral head in every patient offer explanation for these phenomena. Increasing...

10.1302/0301-620x.76b6.7983131 article EN Journal of Bone and Joint Surgery - British Volume 1994-11-01

We report the clinical and radiological outcome at ten years of 104 primary total hip replacements (100 patients) using Metasul metal-on-metal bearing. Of these, 52 had a cemented Stuehmer-Weber polyethylene acetabular component with bearing an uncemented Allofit liner. A 15 patients (16 hips) died before their follow-up three were lost to follow-up. The study group therefore comprised 82 (85 hips). mean Oxford score was 20.7 (12 42). Six 85 hips required revision surgery. One performed...

10.1302/0301-620x.90b10.20378 article EN Journal of Bone and Joint Surgery - British Volume 2008-09-30

10.1016/j.arthro.2010.09.016 article EN Arthroscopy The Journal of Arthroscopic and Related Surgery 2011-02-04

Background: An assessment of the effect surgical repair or reconstruction on function hip labrum is critical to advancement preservation surgery; however, validated models that allow quantification labral in functional joint positions have yet be developed. Purpose: To evaluate (1) whether intra-articular pressures within are regulated by fluid transport between and femoral head (2) sealing capacity varies with posture. Study Design: Descriptive laboratory study. Methods: The ability was...

10.1177/0363546514522395 article EN The American Journal of Sports Medicine 2014-02-20

Patient reported outcome measures (PROMs) are used to gauge clinical performance. The PROMs programme at our centre achieves a preoperative data capture rate of 99%. This falls 90.6%, 89%, 83% and 79% the six-week, six-month, one-year two-year time points, respectively. study aims were determine factors associated with patients who did not respond questionnaires following total hip replacement (THR), potential implications this may have when assessing THRs. During first year programme, 1,322...

10.5301/hipint.5000141 article EN Hip International 2014-06-26

Objectives Throughout the 20th Century, it has been postulated that knee moves on basis of a four-bar link mechanism composed cruciate ligaments, femur and tibia. As consequence, thought to roll back with flexion, total arthroplasty (TKA) prostheses have designed this basis. Recent work, however, proposed at position between 0° 120° medial femoral condyle does not move anteroposteriorly whereas lateral tends, but is obliged, – combination movements which equates tibial internal/ external...

10.1302/2046-3758.53.2000621 article EN cc-by-nc-nd Bone and Joint Research 2016-03-01

When learning the anterior approach THA (AA-THA), risk of an early complication doubles. Little is known about intraoperative processes which may contribute to these problems. The surgical team also influence error. This study uses Human Reliability Analysis (HRA), a technique used prevent disaster in aviation and nuclear power, investigate technical error AA-THA. Sixty-two primary AA-THA operations were professionally filmed 61 participants. 6 surgeons (3 experts, 3 learners) performed...

10.1302/1358-992x.2025.2.043 article EN Orthopaedic Proceedings 2025-03-31

The effects of the method fixation and interface conditions on biomechanics femoral component Birmingham hip resurfacing arthroplasty were examined using a highly detailed three-dimensional computer model hip. Stresses strains in proximal femur compared for natural resurfaced with resurfacing. A comparison cemented versus uncemented showed no advantage either regard to bone loading. When was fixed bone, stresses non-physiological. Bone resorption predicted inferomedial superolateral within...

10.1302/0301-620x.88b8.17567 article EN Journal of Bone and Joint Surgery - British Volume 2006-07-28

ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTTHE PREPARATION OF 4-CARBETHOXY-3-METHYL-5-ALKYL-2-CYCLOHEXEN-1-ONES AND 3-METHYL-5-ALKYL-2-CYCLOHEXEN-1-ONESE. C. HORNING, M. O. DENEKAS, and R. E. FIELDCite this: J. Org. Chem. 1944, 09, 6, 547–551Publication Date (Print):November 1, 1944Publication History Published online1 May 2002Published inissue 1 November 1944https://pubs.acs.org/doi/10.1021/jo01188a008https://doi.org/10.1021/jo01188a008research-articleACS PublicationsRequest reuse...

10.1021/jo01188a008 article EN The Journal of Organic Chemistry 1944-11-01
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