| 摘要 |
<p>Claimed is a bone cement mixture, consisting of a polymer component containi ng an x-ray contrast medium and a monomer component, wherein the x-ray contrast medium a) is designed to be a polymer or copolymer with compounds of radio-opaque elements bonded thereto, or b) is formed essentially as spherical polymer or copolymer particles with radio-opaque inorganic nano-particles dispersed therein of the particle size 3-15 nm, produced through polymerization, preferably suspension polymerization, ins the presence of na no- particles, wherein the nano-particles are covered completely or almost completely by th e (co)polymer material.</p> |
