Implantable Birth Control New Option For Women (Science Daily)
A single-rod implantable contraceptive that has been available in other countries since 1998 is now being used in the United States, including in the Cincinnati area. The implant is injected underneath the skin of the upper arm during an in-office procedure that takes about one minute. The implant, the size of a matchstick, releases a steady stream of the female hormone etonogestrel (Implanon)

Matlock OB/GYN Offers New Three-Year Birth Control Implant (RedNova)
The physicians at Matlock OB/GYN, with offices in Arlington and Mansfield, Texas, are now offering Implanon, a new matchstick-size implantable contraceptive that is effective for up to three years.