Patents Assigned to Biomat B.V.
  • Detachably connecting cap for a screw used in orthopaedic surgery
    Patent number: 6102914
    Abstract: The present invention relates to a bone screw cap or stopper, comprising a shank (5) that fits closely to the outer contour of the head (2) of the screw and means (4) for detachably connecting the cap or stopper to the bone screw (1). Especially this stopper comprises an extended shank whose section is at least as large as the largest sectional part of the bone screw, and the length of the extended shank is preferably such that the end of the stopper remote from the bone screw extends to the subcutis.
    Type: Grant
    Filed: September 30, 1999
    Date of Patent: August 15, 2000
    Assignee: Biomat B.V.
    Inventors: Sjoerd Bulstra, Teake Bulstra, Leo H. Koole
  • Radiopaque polymers and methods for preparation thereof
    Patent number: 6040408
    Abstract: The invention is directed to a biomedical polymer having a number average molecular weight of at least 7.500, said polymer being substantially nonporous and having polymerized therein at least one monomer having at least one covalently bound iodine group.
    Type: Grant
    Filed: April 10, 1997
    Date of Patent: March 21, 2000
    Assignee: Biomat B.V.
    Inventor: Leo Hendrik Koole