A toddler who was born deaf might eventually be able to hear for the first time, assuming all goes well with the surgical procedure that implanted a device on the boy’s brain stem. After all, this is considered to be the next step up just in case a cochlear implant fails to work. The entire operation took approximately half a dozen hours to complete, where surgeons at the Children’s Hospital Los Angeles ended up inserting this device successfully in the boy’s brain stem.