
Innovations
The Columbia Bioroot
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Columbia 3f Bioroot
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Surgeons at NYPH/Columbia have spent the last several years developing a reproducible and durable method of replacing the entire ascending aorta.
What began as a simple tailoring of a commercially available valve into a fabric graft has evolved into as novel surgical procedure.
Surgeons may now pre-assemble a unique composite biologic graft comprised of a stentless aortic valve and a sinus of Valsalva graft to replicate what is found in nature.
Moreover, this conduit will be manufactured to allow surgeons to store the pre-made conduit on the shelf, saving even more time at operation.
The Columbia Bioroot enhances the reproducibility of aortic root surgery.
It also reduces the time that patients must spend on the heart-lung machine, reduces bleeding, and decreases the risk of any subsequent procedure on the valve.
This procedure was presented at the 2010 American Association for Thoracic Surgery (AATS) Aortic Symposium in New York City to great enthusiasm.
Read about the Columbia bioroot procedure.
Hybrid Arch Surgery
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Hybrid Aortic Arch Repair
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Columbia surgeons led by Dr. Stewart have developed an entirely new procedure to rebuild the aortic arch.
During this procedure, the patient's blood vessels are moved to alternative sites, which allows for a less invasive means of replacing the entire thoracic aorta.
Instead of two separate major operations, the entire rebuilding is accomplished with a combination of open-heart surgery and hybrid stent grafting.
This allows our aortic specialists to complete the repair in a single hospital stay.
This method was presented at the 2009 AATS meeting, and was received with great enthusiasm.
Read about hybrid arch surgery.






