During fetal surgery, a small opening is made in the uterus. The surgeons then float the fetus up to that incision point so they can expose the back of the fetus and the spina bifida defect. The care team places a small patch containing living stem cells directly over the fetus’s exposed spinal cord, before closing the layers of the back to allow the tissue to regenerate. The stem cells, taken from donated placentas, are designed to protect the developing spinal cord from further damage before birth.
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The screenshot app got some new icons for screenshot modes, and those modes now have text labels. Plus we now remember the last selected screenshot mode—perfect for when you’re taking multiple screenshots in a row.。业内人士推荐体育直播作为进阶阅读
（本报记者刘新吾、李君强整理）