Active not recruitingOBSERVATIONAL

Incidence of Adductor Canal Catheter Dislodgment

This study is checking how often a small tube, called an adductor canal catheter, accidentally moves from its correct position after someone has a total knee replacement. This tube is used to deliver pain relief after the surgery. We're especially interested in what happens on the first day after the operation. Knee replacements are common, and this pain relief method is standard. However, sometimes the pain relief isn't as good as expected, and we think the tube moving might be a reason. By observing patients, we hope to understand more about why these tubes might shift and what factors contribute to them not working as well as they should.

At a glance

Status

Active not recruiting

Sponsor

Sunnybrook Health Sciences Centre

Enrolment target

100

Start

10 Jul 2023

Estimated completion

01 Dec 2025

Total Knee Arthroplasty

What is this study about?

Imagine you're having a total knee replacement, which is a common operation. After surgery, managing pain is really important. Doctors often use a special technique where a small, thin tube, called an adductor canal catheter, is placed near your knee to deliver pain medicine directly. This helps to numb the area and reduce discomfort.

Sometimes, this little tube doesn't stay perfectly in place or isn't as effective as doctors hope. This study is an observational one, meaning the researchers will be carefully watching patients who have had knee replacements and are using these pain-relief tubes. They want to see how often these tubes move or become dislodged during the first day after surgery. They also want to understand if there are certain things that make the tube more likely to move, which could affect how well your pain is controlled.

The goal is to improve how pain relief is given after knee replacement surgery. By understanding why these tubes might move, doctors can find better ways to keep them in place, ensuring patients get the most effective pain relief possible during their recovery. This could lead to a better experience for future patients having knee replacements.

Key takeaways

The study observes how often pain relief tubes move after knee surgery.
It aims to improve pain management for knee replacement patients.
You'll receive standard care; no new treatments are involved.
Data is collected on the first day after surgery.
It helps doctors understand factors affecting pain relief effectiveness.

Who may be eligible?

You wouldn't be able to join this study if you are very overweight (with a Body Mass Index over 40) or if you regularly take strong pain medications like opioids. Also, if there's a medical reason why the adductor canal catheter can't be used for your pain relief, you wouldn't be eligible.

Basically, if you're having a knee replacement, are over 50, don't have problems with being very overweight, aren't on strong regular painkillers, and can safely have the catheter, then you might be able to take part.

Could this study suit you?

Answer these quick questions to see if you may be eligible. This is a guide only — the research team makes the final call.

Are you having a total knee replacement?
Are you 50 years old or older?
Do you have a Body Mass Index (BMI) less than 40?
Do you NOT regularly take strong opioid pain medications?
Is there no medical reason why you can't have the pain relief catheter?

Answer every question to see your result.

What does participation involve?

As this is an observational study, taking part means the medical team will simply be watching and noting how well your pain relief catheter stays in place and works after your knee replacement. You won't be asked to do anything extra beyond your usual care, and you won't be given any new or different treatments for the study. The doctors will follow their normal procedures for putting in and managing the pain relief catheter. Researchers will just be collecting information on the first day after your surgery to see if the catheter has moved and how effectively it is working. The total study duration for you would primarily be focused on that initial day post-surgery.

Potential risks and benefits

There are no additional benefits or risks to you from taking part in this study, as it only involves observing your standard care after knee replacement surgery. You will receive the usual pain relief methods. You are free to decide not to take part or to withdraw from the study at any time without giving a reason, and this will not affect your medical care in any way.

Locations (1)

Sunnybrook Health Sciences Centre
Verified postcode
Toronto, Canada

Common questions

What is an adductor canal catheter?

It's a thin tube used to deliver pain medicine near your knee after surgery, helping to numb the area and reduce pain.

What does 'dislodgement' mean?

It means the pain relief tube has moved from its intended position, which might make it less effective at controlling pain.

Will I get different pain relief if I join the study?

No, you will receive the standard pain relief care for your knee replacement surgery. The study only observes this care.

Why is this study being done?

To understand why pain relief tubes might move after surgery, so doctors can improve pain management for future patients undergoing knee replacements.

Who is running this study?

This is an observational study being conducted at Sunnybrook Health Sciences Centre in Canada.