Patent ID: 9724850
Date: 2017-08-08
CPC Classifications: B29C,B29K,B29L

Claim:
1. Method for manufacturing an artificial elastic implant for restorative and reconstructive surgery, comprising the steps a) providing a casting mold comprising a base ( b) casting in a first step a first layer of a first or second liquid photo-curable material onto the base ( c) closing the mold by placing the limiting ring ( d) irradiating the mold with ultraviolet light for a time sufficient to cure the photo-curable material all the way through the depth of the layer, e) removing the cover and limiting ring from the base, f) casting in a second step a second layer of a first or second photo-curable material onto the base and the cured first layer while forming a meniscus, g) closing the mold by placing the limiting ring and the cover on the margin of the base, whilst the photo mask is a first photo mask corresponding to the outer geometrical dimensions of the product to be formed or is a second photo mask corresponding to the pattern to be formed on the surface of the product, h) irradiating the mold again with ultraviolet light, i) opening the mold and removing the unhardened photo-curable material from the product by dissolving in a suitable solvent, j) additionally irradiating the product with UV light, k) soaking the product in water at 80 to 100° C. for at least 30 min, l) separating the product from the mold base and placing it in a closed container with isopropyl alcohol at a temperature of −20 to +12° C. and it keeping there for 3 to 24 hours, m) vacuum drying the first product at temperatures above 70° C. for 1 to 6 hours; wherein n) the first photo-curable material is a composition comprising o) the second photo-curable material is a composition comprising