Researchers at the Children’s Hospital of Philadelphia developed the BioBag to try and save the lives of infants born anytime before 28 weeks, even as early as 22 or 23 weeks.

费城儿童医院的研究人员开发了 BioBag，试图挽救 28 周前出生的婴儿的生命，甚至早至 22 或 23 周。