First biodegradable prosthesis in Portugal saves baby with tracheal malformation

Pioneering technique performed at Santa Maria Hospital avoids tracheostomy and allows Abigail to breathe normally at home.

Generic image of a biodegradable medical stent being placed in a child's trachea, with a blurred Portuguese hospital environment.
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Generic image of a biodegradable medical stent being placed in a child's trachea, with a blurred Portuguese hospital environment.

A multidisciplinary team at Santa Maria Hospital has performed the first placement of a biodegradable prosthesis in a child's trachea in Portugal, avoiding the need for a tracheostomy and allowing baby Abigail to breathe autonomously.

The pioneering intervention, which initially took place in Madrid and was later replicated in Portugal, allowed Abigail, a baby born with a congenital malformation who was dependent on mechanical ventilation for over four months, to return home breathing normally.
The child's malformation compromised her respiratory capacity, causing her trachea to collapse whenever the ventilator was attempted to be removed. Faced with the increased risks of a tracheostomy, the team decided to seek an innovative alternative.
The solution emerged in Spain, where a technique using biodegradable stents was being employed. Following an initial intervention in Madrid in July, which allowed the ventilator to be removed the next day, a second placement was necessary in Portugal, at Santa Maria Hospital, with a larger stent, accompanied by Professor Carlos de la Torre, a thoracic surgeon from La Paz Hospital.
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"We hypothesized placing a biodegradable stent. An innovative technique that was showing good results in Spain."

Francisco Abecasis · Director of the Medical Pediatrics Service at ULSSM
The challenges inherent in the procedure for infants, such as the size of the instruments and the need to maintain spontaneous ventilation, were overcome by the team of Pediatrics, Pneumology, and Anesthesiology.
Abigail, now almost eight months old, has returned home to her siblings, a moment described by her parents as "a miracle" and "the best thing that could have happened to us."
Based on information from the official source: ULS de Santa Maria (Lisboa Norte) (05/11/2026)