etonogestrel-releasing subdermal implant (ENG implant) or Implanon®. In November 2011, Nexplanon® was released. Nexplanon has a redesigned inserter intended to minimize deep insertions.

Users can then get a new implant put in. In very rare cases, Nexplanon implants can migrate from the upper arm to other parts of the body, such as the shoulder, chest wall or arteries in the lungs.

Brain computer interface (BCI) company Neuralink has been given regulatory approval to start a new trial of its implant to see if it can be used to control a robotic arm. If it proves to be ...