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1. WO2022002737 - COMPOSITE MATERIAL, PROCESS FOR PRODUCING A COMPOSITE MATERIAL AND MEDICAL DEVICE BASED ON COMPOSITE MATERIAL

Publication Number WO/2022/002737
Publication Date 06.01.2022
International Application No. PCT/EP2021/067283
International Filing Date 24.06.2021
IPC
C21D 7/02 2006.1
CCHEMISTRY; METALLURGY
21METALLURGY OF IRON
DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS
7Modifying the physical properties of iron or steel by deformation
02by cold working
A61L 27/04 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES
27Materials for prostheses or for coating prostheses
02Inorganic materials
04Metals or alloys
A61L 27/38 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES
27Materials for prostheses or for coating prostheses
36containing ingredients of undetermined constitution or reaction products thereof
38Animal cells
A61L 27/40 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES
27Materials for prostheses or for coating prostheses
40Composite materials, i.e. layered or containing one material dispersed in a matrix of the same or different material
A61L 27/42 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES
27Materials for prostheses or for coating prostheses
40Composite materials, i.e. layered or containing one material dispersed in a matrix of the same or different material
42having an inorganic matrix
C22C 38/00 2006.1
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
38Ferrous alloys, e.g. steel alloys
Applicants
  • W&M GMBH [AT]/[AT]
Inventors
  • WEINBERG, Bernhard
  • MOITZI, Heinz
  • RENK, Oliver
  • PIPPAN, Reinhard
Agents
  • SCHLAUCH, Michael
Priority Data
A60212/202003.07.2020AT
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) COMPOSITE MATERIAL, PROCESS FOR PRODUCING A COMPOSITE MATERIAL AND MEDICAL DEVICE BASED ON COMPOSITE MATERIAL
(FR) MATÉRIAU COMPOSITE, PROCÉDÉ DE PRODUCTION D'UN MATÉRIAU COMPOSITE ET DISPOSITIF MÉDICAL À BASE DE MATÉRIAU COMPOSITE
Abstract
(EN) The present invention relates to a composite material, in particular a composite material of metals, a process for producing a composite material, and a medical device, in particular an implant, based on the composite material. The composite material comprises at least 5 vol-% of Fe and at least 1 vol-% of Mg or Zn, wherein the composite material comprises a Mg or Zn phase and an Fe phase, wherein the average size of the Mg or Zn phase in at least one dimension is less than 20 µm, in particular less than 10 µm. The medical device, in particular an implant, may be suitable for fixing of bone fractures (as well as fractions of a tendon or a ligament, etc.) and/or corrections and may be capable of exhibiting a targeted failure representing a complete paradigm shift in the treatment of bone fractures and the like.
(FR) La présente invention concerne un matériau composite, en particulier un matériau composite à base de métaux, un procédé de production d'un matériau composite, et un dispositif médical, en particulier un implant, à base du matériau composite. Le matériau composite comprend au moins 5 % en volume de Fe et au moins 1 % en volume de Mg ou de Zn, le matériau composite comprenant une phase Mg ou Zn et une phase Fe, la taille moyenne de la phase Mg ou Zn suivant au moins une dimension étant inférieure à 20 µm, en particulier inférieure à 10 µm. Le dispositif médical, en particulier un implant, peut être approprié pour la fixation de fractures osseuses (ainsi que de fragments de tendon ou de ligament, etc.) et/ou la réalisation de corrections et peut être capable de présenter une défaillance ciblée, ce qui constitue un changement de paradigme complet dans le traitement de fractures osseuses et similaires.
Latest bibliographic data on file with the International Bureau