申请人:Nycomed Imaging AS
公开号:US06274120B1
公开(公告)日:2001-08-14
Microparticulate contrast agents comprising gas or a gas precursor encapsulated by a non-polymeric and non-polymerisable wall-forming material are readily characterisable materials exhibiting surprising structural integrity and stability.
微粒对比剂包括气体或气体前体被非聚合物和不可聚合的壁材料封装,是易于表征的材料,具有令人惊讶的结构完整性和稳定性。