 A review study on a wide range of printed prosthetic hands, found that although 3D printing technology holds a promise for individualised prosthesis design, it is not necessarily cheaper when all costs are included.The same study also found that evidence on the functionality, durability and user acceptance of 3D printed hand prostheses is still lacking.In the USA an estimate was found of 32,500 children (<21 years) that suffer from major paediatric amputation, with 5,525 new cases each year, of which 3,315 congenital.