Seeking for Perfected Aortic Arch Reconstruction Using a Graphically Designed Patient-specific Surgical Patch
This research focuses on improving surgery for babies born with a serious heart condition called Hypoplastic Left Heart Syndrome (HLHS), specifically when there's an issue with their aortic arch (the main artery leaving the heart). Surgeons are always trying to make sure these repairs are perfect to ensure normal blood flow, especially as the baby grows. Historically, surgeons relied on their experience to shape the patches used in surgery. Now, using advanced 3D printing and computer models of the baby's heart, they can design a patch that's tailor-made for each baby. This could make the surgery more precise, lead to better results, and help the heart grow more normally over time. They'll study these babies closely to see how well this new approach works.
At a glance
What is this study about?
Imagine a baby born with a heart that hasn't developed fully, specifically a part called the aortic arch, which is like the main highway carrying blood from the heart to the rest of the body. This condition is called Hypoplastic Left Heart Syndrome (HLHS) and it's very serious, requiring surgery soon after birth. Fixing this part of the heart is one of the most challenging operations because the surgeons need to create a repair that allows blood to flow perfectly, without any blockages, and importantly, will continue to work well as the baby grows.
Traditionally, surgeons have used their best judgement to shape the patches needed for these repairs. However, thanks to new technology, we can now create exact 3D models of a baby's heart. These models allow doctors to try out different surgical techniques and patch designs in advance, almost like a practice run. They can even test how blood flows through these reconstructed models to find the very best design that will give optimal results for each individual baby. This study brings together a team of heart surgeons, imaging experts, and engineers who are leaders in 3D printing to develop these personalised patches.
The main idea is to use this clever technology to create a customised, precise patch for each baby needing this heart surgery. The goal is to make the surgery safer, quicker, and more consistent, no matter which surgeon performs it. By carefully watching these babies as they grow, doctors hope to see that these personalised repairs lead to better long-term heart health. They will compare the results of babies treated with these new custom patches to those treated with older methods.
Key takeaways
- Improving heart surgery for babies with HLHS.
- Using 3D printing for personalised surgical patches.
- Aiming for more precise and effective heart repairs.
- Close monitoring of babies after surgery.
- Comparing new methods to traditional surgery outcomes.
Who may be eligible?
This study is for newborn babies, specifically those between brain and two months old, who need a particular type of heart surgery called the Norwood procedure to fix problems with their aortic arch.
For a baby to be considered for the study, their parents or guardians would need to agree for them to take part. Unfortunately, if a baby has an allergy to the dye used in certain scans (called contrast CT scans) or has kidney problems that make these scans unsafe, they wouldn't be able to join. Also, if there's any other medical condition that might make it difficult to follow the study plan or could put the baby at risk, they would not be included.
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.
- Is my baby between birth and two months old?
- Does my baby need surgery for Hypoplastic Left Heart Syndrome (HLHS) with aortic arch repair?
- Am I willing to provide consent for my baby to participate?
- Does my baby have any allergies to contrast dye or kidney problems?
What does participation involve?
If your baby takes part in this study, here's what would happen. Before the surgery, your baby would have a special scan (a contrast CT scan) to help the doctors create a detailed 3D model of their heart. This model helps them design a unique, tailored patch for your baby's surgery. The patch will be used by the surgeon as a guide during the operation.
After the surgery, before your baby goes home, they will have another research CT scan. This scan helps the research team see how the repair looks. Your baby will then be closely monitored, and they'll have their usual follow-up appointments and scans about 4-6 months after surgery. The research will also look at your baby's progress 6-12 months after the operation. All of this will help the team compare this new approach to older methods. The total duration of active follow-up for the study is about 6-12 months.
Potential risks and benefits
Locations (1)
- The Hospital for Sick ChildrenVerified postcodeToronto, Canada
Common questions
What is Hypoplastic Left Heart Syndrome?
It's a serious heart condition where the left side of the heart is underdeveloped, affecting how blood pumps to the body.
What is the aortic arch?
It's the main artery carrying blood from the heart to the rest of the body.
How is 3D printing used in this study?
Doctors use 3D printing to make custom models of a baby's heart, helping them design a perfectly shaped patch for surgery.
Will my baby have extra scans?
Yes, your baby will have two extra CT scans – one before surgery and one after – as part of the study.
What if I change my mind about my baby taking part?
You can withdraw your baby from the study at any time, and it won't affect their medical care.
How to find out more
Cristina Salvo
Always speak to your GP or specialist before deciding to take part in a study.
Interested in taking part?
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