United Sciences, based in Atlanta, specializes in 3D hole scanning solutions for targeted industries and has been showcasing their latest technological development at CES 2015 in Las Vegas this week. 

Children born with ear deformities can now receive prosthetic ears that come with Hearing aids fitted. This silicone made 3D ear will be fitted within few hours. Researchers at Queensland are already working on stage two of cosmetics and will be available within 2 years as they received funding from national government.

California-based Earlens Corporation have introduced a newer variety of hearing aid that uses light to enhance hearing. Similar to contact lens, the lens attaches to eardrum through surface tension. The device consists of three parts: a light tip, a custom-fitted lens and a photon processor which transmits sound waves to the light tip, which converts the sound into non-visible light.