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Contact the study team using the details below to take part. If there are no contact details below please ask your doctor in the first instance.

Contact Information:

Kim Fell
kim.fell@nihr.ac.uk


Bernard Liew
bl19622@essex.ac.uk


Janet Piggott
janet.piggott@nihr.ac.uk


Bernard Liew
bl19622@essex.ac.uk


Bernard Liew
bl19622@essex.ac.uk


Study Location:

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Be Part of Research - Trial Details - SAFE sports after JOINT replacements; version 1.0

SAFE sports after JOINT replacements; version 1.0

Recruiting

Open to: Female / Male

Age: 18 Years - 85 Years

Medical Conditions

Arthrosis


This information is provided directly by researchers, and we recognise that it isn't always easy to understand. We are working with researchers to improve the accessibility of this information. In some summaries, you may come across links to external websites. These websites will have more information to help you better understand the study.


More patients wish to return to high-impact activities, like running, after a joint replacement. However, high-impact activities are discouraged by surgeons, for fear that they will harm the “new” joint– thus, requiring a second surgery. It is very hard to conduct a 5 to 25-year study following patients over time and assessing the safety of such activities over time. However, computer models can allow us to determine the short- and long-term safety of high- and low-impact activities. Our three sub-projects will address this.

We will recruit people who have successfully returned to sports after a hip/knee replacement. We aim to recruit these participants from two NHS Trust hospitals and from the public. All data collection will occur at the University of Essex (Colchester). In our first sub-project, participants will complete a survey to gather information about their health and activity levels. We will capture motion and force measures and muscle activation patterns, while they will perform various low to high-impact activities. Lastly, participants will wear a small sensor for a week, to measure how much walking and running is done. The objective of this first sub-project is to understand how people move during high- and low-impact activities following a joint replacement. We also want to determine the volume of high- and low-impact activities undertaken in their daily lives.
The second sub-project focuses on simulating the long-term wear of high-impact activities on hip and knee joint implants. The third-sub-project focuses on quantifying the stresses imposed on the bone surrounding the joint implant, associated with different high-impact activities. These two sub-projects involve developing realistic computer bone models and feeding into the models our biomechanics data and activity volumes quantified in the first sub-project.

This 36-month project will provide crucial information that clinicians and patients can use to make informed lifestyle decisions after a joint replacement.

Start dates may differ between countries and research sites. The research team are responsible for keeping the information up-to-date.  

The recruitment start and end dates are as follows:

01 Sep 2024 31 Aug 2025

Observational

Observational type: Clinical Laboratory Study;



You can take part if:



You may not be able to take part if:


•Self-assessed complaint of chest pain in the past month when not doing any physical activity. •Self-reported current complaint of chest pain when doing any physical activity. •Self-reported current complaint of dizziness, loss of balance, and loss of consciousness. •Any medical conditions, as self-reported, that would make vigorous physical activities unsafe (e.g. stroke). •Participating in any activities/treatments/research/procedures, that would make any physical activities unsafe •If you are currently pregnant (if applicable).


Below are the locations for where you can take part in the trial. Please note that not all sites may be open.

  • Ipswich Hospital
    Heath Road
    Ipswich
    Suffolk
    IP4 5PD
  • Addenbrooke's Hospital
    Hills Road
    Cambridge
    Cambridgeshire
    CB2 0QQ

Bernard Liew
bl19622@essex.ac.uk


Janet Piggott
janet.piggott@nihr.ac.uk


Bernard Liew
bl19622@essex.ac.uk


Kim Fell
kim.fell@nihr.ac.uk


Bernard Liew
bl19622@essex.ac.uk



The study is sponsored by University of Essex and funded by Medical Research Council (MRC) .





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for Trial ID: CPMS 55997

Last updated 25 April 2025

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