article_snippet: I run a 3D printing company which makes bones out of plaster of Paris for surgeons to use as practice models for complex orthopaedic operations.
article_snippet: layers of plaster of Paris were then laid on top of each other.
article_snippet: a model was made in three coloured parts, so a model could be taken apart like Lego pieces.
article_snippet: a model took four hours to make
article_snippet: know whether that’s because of a model, but I like to think so.
article_snippet: John (pictured) is now planning to make more models for Mr Somani, costing £123 a piece .