Patent ID: 7374802

Claim:
A multi-layered plastic body for storing or conducting a medical, diagnostic, pharmaceutical or/and cosmetic product, said plastic body comprising: a) a first layer made of a stress fracture resistant plastic material, wherein the first layer is translucent, and wherein the first layer forms an outer layer of the plastic body, thereby forming a skin; and b) at least a second layer, connected to said first layer, and made of a plastic material which exhibits a lower resistance to stress fractures than said first plastic material, wherein the stress fracture resistant plastic material of the first layer is semi-crystalline, wherein said first layer is thinner than the second layer, wherein the plastic material of the second layer exhibits a combination of a greater transparency to light from the visible spectrum, a greater mechanical stability, a greater dimensional stability and a lower permeability than the stress fracture resistant plastic material of the first layer, and wherein the plastic body is at least part of a container, the container being one of a group comprising ampoules, catheters or components of a fluid-handling system.