Preparing biodegradable article e.g. diaphyseal obturator, used in bone surgery, by preparing mixture comprising e.g. glycerol, pouring mixture in mold, placing mold on support, placing and stretching support in chamber and removing article

摘要

Preparing a biodegradable article for medical use, comprises (a) preparing a mixture comprising glycerol and sebacic acid, (b) pouring the mixture into a one-piece mold made of elastic material, (c) placing the mold containing the mixture on a support, (d) placing the support into a chamber with controlled temperature and vacuum level until a polymer having the desired consistency is obtained, (e) stretching the support from the enclosure and cooling until room temperature, and (f) removing the obtained article from mold.