Composite sheets and medical implants comprising such sheets
Номер патента: EP4448032A1
Опубликовано: 23-10-2024
Автор(ы): Loes Heleen Pluymen, Mandy Maria Jozefina Wiermans, Mark Kenneth HAZZARD, Nicolaes Hubertus Maria De Bont, Noel L. DAVISON
Принадлежит: DSM IP ASSETS BV
Опубликовано: 23-10-2024
Автор(ы): Loes Heleen Pluymen, Mandy Maria Jozefina Wiermans, Mark Kenneth HAZZARD, Nicolaes Hubertus Maria De Bont, Noel L. DAVISON
Принадлежит: DSM IP ASSETS BV
Реферат: Disclosed herein are composite sheets and prosthetic medical devices formed therefrom. In an embodiment, a composite sheet has a thickness of 25-250 µm and comprises 10-70 mass%, based on the total mass of the composite sheet, of a knit fabric having thickness of 15-225 µm and comprising strands of 2-50 dtex, the strands comprising biocompatible polymer fibers, the strands comprising biocompatible polymer fibers, wherein the fabric comprises a thickness in a plurality of first locations, and pores in a plurality of second locations; and 30-90 mass%, based on the total mass of the composite sheet, of a polyurethane coating, wherein the polyurethane coating coats the fabric and fills the pores of the fabric such that the composite sheet is substantially impermeable to water.
Method for producing medical implant or medical implant part
Номер патента: US7785508B2. Автор: Richard S. King,Mark D. Hanes. Владелец: DePuy Products Inc. Дата публикации: 2010-08-31.