Akira Kuriyama, Tadaaki Takada, Hiromasa Irie, Masaaki Sakuraya, Kohta Katayama, Daisuke Kawakami, Hiroshi Iwasaki, Karen E. Fowler, Yasuharu Tokuda, Sanjay Saint ...

Medical catheters are tubes that can be inserted into a body cavity, vessel or duct, usually to allow for the administration of fluids, medications or gases or to drain fluids or urine from the body.

Clinicians caring for vulnerable babies in the neonatal intensive care unit (NICU) need to closely monitor their vital signs, but precisely gauging the function of their tiny hearts has remained ...