This self-inserted contraceptive set alarms bells ringing

Her NuvaRing went missing
Transabdominal ultrasound

In a rare slip-up, a patient accidentally inserted her birth-control device into her bladder.

After reading the instruction leaflet, the 22-year-old inadvertently placed her NuvaRing — a combined hormonal contraceptive device – into her urethra instead of her vagina.