A medical device and its manufacture

摘要

The invention relates to a biodegradable medical device which is made of at least one biodegradable material and has an initial shape and at least one evolved shape. The evolved shape is different from the initial shape, and the initial shape is adapted to change towards the evolved shape due to an external stimulus. The medical device has been loaded to have a predetermined tension level and the medical device is adapted to restore its tension to the predetermined tension level for at least 2 weeks in the physiological conditions, or conditions simulating the physiological conditions. The invention also relates to a method for manufacturing a biodegradable medical device.