Clear, evidence-based information to help you understand your diagnosis, prepare for treatment, and feel confident every step of the way.
Our education content is written and reviewed by specialist orthopaedic surgeons specialising in shoulder and elbow conditions - so you can trust what you read.
Step-by-step guides for before, during, and after your procedure - including what to bring, how to prepare your home, and what recovery looks like week by week.
Select your procedure below for a step-by-step guide covering your pre-assessment, the day of surgery, and your recovery - tailored to your specific operation.
Whatever your operation, there are steps that apply to everyone - fasting, medication review, arranging transport, and preparing your home. These are covered in every guide.
These validated questionnaires help your surgical team track how your shoulder or elbow is affecting your daily life. Each takes about 2 minutes. Your answers are saved privately in your browser.
12 questions assessing pain and function for shoulder surgery (excluding instability). Validated since 1996.
12 questions specifically designed for patients with shoulder instability. Validated since 1999.
12 questions assessing elbow pain, function and social-psychological impact. Validated since 2008.
A research study investigating whether a small wearable motion sensor can improve how shoulder movement is measured, led by the shoulder and elbow surgery team at Imperial College Healthcare NHS Trust.
Shoulder disorders are among the most common musculoskeletal conditions worldwide. Current assessment methods - clinical examination and patient questionnaires - are valuable but have limitations. The ASSET-S study asks whether a small wearable sensor can provide reliable, objective kinematic data to complement existing assessment tools.
The OSS is one of the validated questionnaires used in the ASSET-S study.
You will be given time to read this information sheet carefully. You are free to decline or withdraw at any time without affecting your care.
The Movella Dot sensor is a small, lightweight device attached using a soft elastic strap. It is non-invasive and can be removed at any time.
You will perform gentle, standardised shoulder movements. The sensor records the range, speed, and smoothness of each movement.
You will complete a validated patient questionnaire such as the Oxford Shoulder Score. Your involvement is then complete.
There is no direct clinical benefit to you from taking part in this study. However, the information collected may help the research team understand whether wearable sensors can improve how shoulder conditions are measured and monitored in future patients.
Participation also contributes to the evidence base for orthopaedic research at a national level.
This is a very low-risk study. Some participants may experience:
The sensor is non-invasive and can be removed immediately if you experience any discomfort. You may stop participating at any time without giving a reason and without any impact on your clinical care.
The data collected in this study - including your shoulder movement measurements and questionnaire responses - will be stored securely and processed in accordance with UK data protection law (the UK General Data Protection Regulation and the Data Protection Act 2018).
All data will be anonymised before analysis. Your name and NHS number will not appear in any publications or presentations arising from this research. Data will be stored securely for a minimum of 5 years after the study ends, in line with NHS and Research Ethics requirements.
Access to identifiable data will be restricted to the direct research team only. Data will not be shared with any commercial organisations or used for purposes other than this study without your explicit consent.
You have the right to withdraw from the study at any time without giving a reason. Withdrawal will not affect your standard clinical care. Data collected up to the point of withdrawal may be retained and used in analyses.
Before taking part you will be given time to read the full participant information sheet and ask any questions. Participation is entirely voluntary. You will sign a consent form before any data is collected.
The clinicians behind this site carry out research on shoulder and elbow surgery, much of it using the National Joint Registry, the largest dataset of its kind in the UK. Recent work has compared types of shoulder replacement, examined how reverse shoulder replacements perform across their growing range of uses, reviewed treatments for rotator cuff tears, explored how patients decide on surgery, and looked at how new technology can support assessment. The ASSET-S study builds directly on this programme. Selected publications are summarised below.
An interview study exploring how patients weigh up whether to have a shoulder replacement, looking at the information they seek and what drives their choice, to help make shared decisions in clinic clearer and better informed.
Davies AR, Sabharwal S, Reilly P, Sankey RA, Griffiths D, Archer S. Factors influencing patient decision-making to undergo shoulder arthroplasty. Bone Jt Open. 2024;5(7):543-549.
Using National Joint Registry data, this study compared Oxford Shoulder Scores after total shoulder replacement and hemiarthroplasty for osteoarthritis. Total replacement gave better function at six months and held up to five years, while hemiarthroplasty scores dipped slightly.
Davies AR, Sabharwal S, Liddle AD, Zamora-Talaya B, Rangan A, Reilly P. Patient-reported outcomes following total shoulder arthroplasty and hemiarthroplasty: an analysis of data from the National Joint Registry. J Shoulder Elbow Surg. 2024;33(11):2411-2420.
A matched comparison of 11,556 registry patients with osteoarthritis and an intact rotator cuff found that hemiarthroplasty carried a higher risk of needing revision surgery than total shoulder replacement, including in patients aged 60 or younger.
Davies AR, Sabharwal S, Liddle AD, Zamora B, Rangan A, Reilly P. The risk of revision is higher following shoulder hemiarthroplasty compared with total shoulder arthroplasty for osteoarthritis: a matched cohort study of 11,556 patients from the National Joint Registry, UK. Acta Orthop. 2024;95:73-85.
A health-economic model built on registry data found total shoulder replacement to be more cost-effective than hemiarthroplasty across age and sex groups, supporting it as the better-value option for osteoarthritis.
Davies A, Zamora-Talaya B, Sabharwal S, Liddle AD, Vella-Baldacchino M, Rangan A, Reilly P. Cost-effectiveness of total shoulder arthroplasty compared with hemiarthroplasty: a study using data from the National Joint Registry. BMJ Open. 2025;15(3):e086150.
This registry analysis compared metal and ceramic humeral head bearings. For total shoulder replacement in osteoarthritis with an intact cuff, metal heads had a higher all-cause revision rate than ceramic, while there was no difference for hemiarthroplasty.
Davies A, Sabharwal S, Liddle AD, Zamora-Talaya MB, Rangan A, Reilly P. Revision rate in metal compared to ceramic humeral head total shoulder arthroplasty and hemiarthroplasty. Bone Joint J. 2024;106-B(5):482-491.
A systematic review and meta-analysis of outcomes in patients under 65 found that more than 80% of anatomical shoulder replacements last beyond ten years and about 75% beyond twenty, with meaningful improvements in shoulder scores at every time point.
Davies A, Lloyd T, Sabharwal S, Liddle AD, Reilly P. Anatomical shoulder replacements in young patients: a systematic review and meta-analysis. Shoulder Elbow. 2023;15(1 Suppl):4-14.
Comparing function and revision across implant types, reverse shoulder replacement had the lowest revision rate, but patients with poor function were less likely to be revised. This suggests its low revision rate partly reflects a higher threshold to operate again, rather than simply better implant performance.
O'Malley O, Davies A, Rangan A, Sabharwal S, Reilly P. Is there a difference in thresholds for revision between shoulder arthroplasty types? A National Joint Registry study. PLoS One. 2025;20(8):e0330975.
This registry study examined how reverse shoulder replacement performs across the growing range of reasons it is now used. Revision and further-surgery rates were broadly similar across indications, except for trauma sequelae, where they were higher.
O'Malley O, Davies A, Taghavi Azar Sharabiani M, Rangan A, Sabharwal S, Reilly P. Revision of reverse shoulder arthroplasty by indication: a National Joint Registry study. Bone Jt Open. 2025;6(6):691-699.
Among patients whose reverse replacement had already been revised once, the chance of needing yet another operation was high, around 23% by five years. Younger age and instability as the reason for the first revision raised the risk, prompting discussion of concentrating these complex cases in high-volume centres.
O'Malley O, Davies A, Rangan A, Sabharwal S, Reilly P. Re-revision following revision of a failed primary reverse total shoulder arthroplasty: an analysis of the National Joint Registry and Hospital Episode Statistics for England. JSES Int. 2025.
Looking across nine years of registry data, revision rates for reverse shoulder replacement stayed low and steady, while reoperation, mortality, length of stay and shoulder function all improved, pointing to steady gains in the quality of care.
O'Malley O, Davies A, Taghavi Azar Sharabiani M, Rangan A, Sabharwal S, Reilly P. Are we getting better over time? Clinical and patient-reported outcomes for reverse shoulder arthroplasty: a National Joint Registry cohort study. BMJ Open. 2025;15(9):e096084.
Comparing day-case and inpatient reverse replacements, day-case surgery had low revision, reoperation and complication rates and similar patient-reported improvement, supporting it as a safe option for carefully selected patients.
O'Malley O, Davies A, Rangan A, Sabharwal S, Reilly P. Outcomes of reverse shoulder arthroplasty as a day case procedure: a population-based cohort study using the National Joint Registry and Hospital Episode Statistics. Ann R Coll Surg Engl. 2025.
A registry and hospital-data study examining which patient and surgical factors are linked to a longer stay after shoulder replacement, with the aim of helping services plan care and improve efficiency as demand rises.
O'Malley O, Davies A, Rangan A, Sabharwal S, Reilly P. Predictors of prolonged length of stay in shoulder arthroplasty: a study using the National Joint Registry and Hospital Episode Statistics for England. Shoulder Elbow. 2026.
A large systematic review of non-replacement options for big, irreparable rotator cuff tears, covering 82 studies and 2,790 shoulders. All techniques improved shoulder scores early on, but retear rates were high and benefits often faded after two years, so no single approach stood out as clearly best.
Davies A, Singh P, Reilly P, Sabharwal S, Malhas A. Superior capsule reconstruction, partial cuff repair, graft interposition, arthroscopic debridement or balloon spacers for large and massive irreparable rotator cuff tears: a systematic review and meta-analysis. J Orthop Surg Res. 2022;17(1):552.
A systematic review of artificial-intelligence tools for virtual fracture clinics. Image-reading tools detected fractures on X-rays with high accuracy, but tools that interpret written clinical notes are still scarce, and developing them is the missing piece for a fully AI-supported clinic. This work sits alongside ASSET-S in exploring how technology can improve assessment.
Sukhbaatar T, Davies A, Koye A, Hashem M, Sivaloganathan S. Artificial intelligence in virtual fracture clinics: a systematic review of imaging and clinical-text tools. J Orthop Surg Res. 2026;21(1):176.
A guide to rehabilitation covering key terms, common exercises, stages of recovery, and when to seek advice from your clinical team.
Find the advice and exercises that match the stage you are at. This does not replace the instructions from your surgeon or physiotherapist. If their advice differs from anything here, follow theirs.
These exercises cover the most commonly prescribed movements in shoulder and elbow rehabilitation. Always follow the programme given by your own physiotherapist, the exercises you need, and when you are ready for them, depend entirely on your specific diagnosis and stage of recovery.
Pendulum exercises use gravity and gentle movement to reduce pain and maintain early mobility without stressing healing tissue. They are among the first exercises prescribed after shoulder surgery or injury.
Range of motion exercises restore shoulder movement after injury or surgery. They begin passively (someone else or a pulley moves the arm) and progress to active-assisted (you help the arm with your other hand or a stick), then to fully active movement.
The rotator cuff muscles stabilise the ball of the shoulder within its socket. After rotator cuff tear repair, strengthening is delayed until the repaired tendon has healed sufficiently, usually 6–12 weeks. Your physiotherapist will determine when you are ready.
The scapula (shoulder blade) must move correctly to allow the shoulder joint to function properly. Scapular exercises can often be started early as they do not stress the shoulder joint itself.
Elbow rehabilitation differs from shoulder rehabilitation in one key way: early movement is even more critical. The elbow joint stiffens very quickly and the window to restore movement is relatively narrow.
Rehabilitation after shoulder or elbow injury or surgery follows a predictable sequence of phases. The timing of each phase varies significantly between conditions, these are general principles. Your physiotherapist will tell you exactly where you are in this journey.
The priority is protecting healing tissue while preventing unnecessary stiffness in adjacent joints. A sling or splint is usually worn. Pain and swelling are managed with ice, elevation, and medication. Movement is restricted to passive or gravity-assisted exercises only.
Active-assisted and then active range of motion exercises begin. The sling is gradually weaned. The goal is to restore the full range of movement without stressing the healing repair. Muscle activation begins, initially isometric (no movement).
Progressive resistance exercises begin, initially with very light resistance and high repetitions. The programme advances based on symptoms, pain should not increase significantly with exercise. Strength, endurance, and proprioception (joint position sense) are all addressed.
Sport-specific or work-specific training is introduced. For contact sport, this phase involves progressive exposure to the demands of the sport before full return. For overhead workers, this phase involves graduated return to overhead tasks. Ongoing home programme maintains gains.
Understanding the language your physiotherapist uses helps you engage more actively in your rehabilitation.
The quality of your recovery is significantly influenced by how you engage with rehabilitation. These principles are consistent across all shoulder and elbow conditions.
Doing your exercises correctly every day produces far better results than occasional intense sessions. Tissue healing follows a biological timeline that cannot be shortened. Missing a day is far better than overdoing it and triggering a setback.
Some discomfort during rehabilitation is normal and expected, tendons, muscles, and scar tissue need to be challenged to remodel. The guideline: pain during exercise up to 4/10 is acceptable. Pain above 5/10, or pain that is significantly worse the next morning, means you have done too much.
Keep a simple diary, exercises completed, any pain or stiffness noted, and questions for your next appointment. This helps your physiotherapist make better decisions and helps you see progress over weeks and months rather than just day to day.
Tissue healing occurs during sleep. Prioritise 7–9 hours. Shoulder pain at night is common and can severely disrupt sleep, discuss this with your team if it is significantly affecting your rest. Sleeping position, pillow support, and medication timing can all help.
Adequate protein intake (1.2–1.6g per kg of body weight daily) supports tendon and muscle repair. Vitamin C is required for collagen synthesis. If you smoke, stopping significantly improves tendon and bone healing, this is one of the most impactful changes you can make.
Recovery from shoulder and elbow problems is rarely a steady upward line. Most patients have good days and bad days, with flare-ups that can feel like going backwards. This is normal. A single difficult day does not undo weeks of progress. Look at the trend over weeks, not the experience of a single day.
If an exercise causes the wrong type of pain, produces numbness or tingling, or you are simply unsure, contact your physiotherapist before your next appointment. Modifying the programme is far better than stopping it altogether or pushing through something inappropriate.
Talk to your physiotherapist about the specific goals that matter to you, returning to golf, sleeping without pain, going back to work, lifting grandchildren. Goals that are personally meaningful are more motivating than abstract targets, and help your team prioritise the right aspects of rehabilitation.
Most discomfort during rehabilitation is expected and does not require urgent attention. The symptoms below are different, they may indicate a complication that needs prompt assessment by your clinical team.
If you are unsure whether your symptoms need urgent attention, call NHS 111 (24 hours). For non-urgent concerns about your recovery, contact your surgical team secretary during working hours. If you experience a sudden dislocation or loss of movement after shoulder surgery, attend your nearest A&E department.
Shoulder & Elbow Club. Validated scores reproduced to support calculation in clinic.
Estimates recurrence risk after arthroscopic Bankart repair for recurrent anterior instability.
Balg F, Boileau P. J Bone Joint Surg Br. 2007;89-B:1470-1477.
Study critique. Single-centre prospective case-control, 131 patients, derived without a separate validation cohort. The over-6 cutoff has since failed to validate in some series and the threshold has been argued down towards 3. The radiographic items carry inter-rater variability.
Estimates the risk of failure (recurrence or progression to surgery) when anterior instability is managed non-operatively.
Tokish JM, et al. Sports Health. 2020;12(6):598-602.
Study critique. The weakest evidence base of the set: a retrospective cohort of 57 scholastic athletes (level IV), with return to sport as the endpoint. A larger validation could not reproduce a clean cutoff and it did not predict recurrent instability.
Assesses whether a Hill-Sachs lesion is likely to engage, which informs adding a remplissage or bone block to a stabilisation. Best measured on 3D CT.
Di Giacomo G, et al. Arthroscopy. 2014. Method per Yamamoto/Itoi (glenoid track = 0.83 × D).
Study critique. A sound biomechanical concept that is widely adopted, but the on-track or off-track call is measurement-dependent (CT versus MRI, best-fit-circle variability) and the binary cutoff simplifies a continuum.
Estimates risk of healing failure after rotator cuff repair from pre-operative factors.
Kwon J, Kim SH, Lee YH, Kim TI, Oh JH. Am J Sports Med. 2019;47(1):173-180.
Study critique. A case-control derivation study (level III) on 603 patients, the large cohort a real strength, but the score was weighted by odds ratios and verified on that single retrospective dataset with no independent validation. Healing was defined by imaging integrity (MRI or CT arthrography) against a 24% overall failure rate, so the endpoint is anatomical retear rather than function.
Prognostic index for non-union after non-operative treatment of a diaphyseal (midshaft) fracture.
Robinson CM, Court-Brown CM, McQueen MM, Wakefield AE. J Bone Joint Surg Am. 2004;86-A(7):1359-1365.
Study critique. The strongest study of the set, a large prospective cohort of 868 patients, though single-centre. The risk comes from survival curves rather than a closed-form equation, which is why the estimate here is interpolated from the paper's published 24-week values rather than computed exactly.
Flags risk of head ischaemia and later avascular necrosis after an intracapsular proximal humerus fracture, which informs the fix-versus-replace decision.
Hertel R, et al. J Shoulder Elbow Surg. 2004;13(4):427-433.
Study critique. A prospective series of 100 intracapsular fractures with intra-operative perfusion assessment, but a selected referral cohort skewed towards complex fractures. It predicts ischaemia rather than clinical avascular necrosis, with high sensitivity and negative predictive value but low positive predictive value.
Estimates the risk of a serious adverse outcome within 90 days of shoulder replacement, to support shared decision-making.
National Joint Registry. Model built on NJR data by the Universities of Oxford, Bristol and Copenhagen.
This one is different from the calculators above. It is an official, maintained NJR tool built on registry data from over 40,000 patients, and it uses age, sex and past medical history to estimate the 90-day risk of a serious complication. We link out to it rather than reproduce it, so it stays current and keeps the registry's own validation and governance.
Open the official NJR S-Predict toolStudy critique. The largest evidence base here, registry data from over 40,000 patients, which is its strength. But it is a hosted model rather than an open published equation, so its workings are less transparent than the hand-calculated scores.
A safe space to get plain-English answers about your shoulder or elbow condition. Watch recorded Q&A videos from our clinical team and use the AI assistant for general questions.
Get plain-English answers about your condition, treatment, or recovery - available any time.
Watch recorded sessions where our clinical team answer the most common patient questions. Free to watch.
Hear from other patients about their experiences with shoulder and elbow conditions and recovery.
Submit a question
Recorded sessions answering the most common patient questions
What is frozen shoulder, how long does it last, and what can patients do to help their recovery?
Available now - 42 minUnderstanding rotator cuff tears, who needs surgery, and realistic recovery expectations.
Coming soonTotal and reverse shoulder replacement - from choosing surgery to life afterwards.
Coming soonThe most common elbow conditions, how they are diagnosed, and when non-operative treatment is sufficient.
Coming soonShoulder & Elbow Club patient education
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