The bladder is a pouch-like muscular organ that holds urine from the kidneys until the fluid is eliminated from the body. When the bladder becomes full, nerves in the wall send a signal to the brain ...

Pediatric cardiologists have implanted a dual chamber leadless pacemaker in a child. UC Davis Director of Pediatric Electrophysiology Dan Cortez has set another world record: He is the first to ...

The world’s tiniest pacemaker — smaller than a grain of rice — could help save babies born with heart defects, say scientists. The miniature device can be inserted with a syringe and dissolves after ...

UC Davis Director of Pediatric Electrophysiology Dan Cortez has set another world record: He is the first to implant a dual chamber leadless pacemaker in a child. His case report was published this ...