Sentences with phrase «thin hollow tube»
A thin hollow tube is inserted into the epidural space near the base of your spine.
http://www.health-and-parenting.com/ Not exact matches
Water and other materials necessary for biological activity in trees are transported throughout the stem and branches in thin, hollow tubes in the xylem, or wood tissue.
He works with graphene, a stronger - than - steel infinitesimally thin lattice of tightly packed carbon atoms, and carbon nanotubes — sheets of graphene rolled into hollow tubes with walls that are just one atom thick.