Patent ID: 6425194
Filing Date: 2002-07-30
Classification: A43B,A47C,A61G,B29D

Abstract:
A method of making a cushioning structure for use in contact with a body part, the cushioning structure comprising a central layer of a cushioning thermoplastic material, the central layer having:an upper surface devised to be in contact with said body part and a bottom surface opposite said upper surface; and a layout of spaced-apart anatomical pressure receiving fingers made integrally with the central layer and protruding from at least one of said upper surface and said bottom surface, each of said pressure receiving fingers having a predetermined height and diameter; the method comprising the steps of; a) providing a pressure map of the body part; b) determining by computer modelling an implantation map of the anatomical pressure-receiving fingers in function of the pressure map, the implantation map giving the layout, the height and the diameter of each pressure receiving finger; c) providing an injection mould conforming with the implantation map obtained in step b) and d) moulding by injection the cushioning structure in the mould obtained in step c).