Patents Assigned to Summit Medical Limited
  • Patent number: 9980763
    Abstract: A device for mixing bone cement material, the device comprising a mixing body having a chamber, and wherein the mixing body has an open end; a lid arranged to be fitted to the open end; means for mixing bone cement material in the chamber, the means for mixing comprising a rod extending through the lid and into the chamber, wherein the rod has a frangible portion; said lid comprising a cap moveable to a first position covering the frangible portion of the rod, and to a second position revealing the frangible portion.
    Type: Grant
    Filed: March 18, 2014
    Date of Patent: May 29, 2018
    Assignee: Summit Medical Limited
    Inventors: David Foster, Robert Bruns
  • Publication number: 20160278836
    Abstract: A device for mixing bone cement material, the device comprising a mixing body having a chamber, and wherein the mixing body has an open end; a lid arranged to be fitted to the open end; means for mixing bone cement material in the chamber, the means for mixing comprising a rod extending through the lid and into the chamber, wherein the rod has a frangible portion; said lid comprising a cap moveable to a first position covering the frangible portion of the rod, and to a second position revealing the frangible portion.
    Type: Application
    Filed: March 18, 2014
    Publication date: September 29, 2016
    Applicant: Summit Medical Limited
    Inventors: David Foster, Robert Bruns
  • Patent number: 8696678
    Abstract: A delivery apparatus for delivering material to a medical treatment site which comprises a plurality of containers for containing the material, a dispensing outlet and means for bringing each container into communication with the outlet and means for transferring material from the containers and through the outlet. The plurality of containers may be removably mounted within a removable cartridge. The apparatus is arranged so that the cartridge is biased to sequentially move each of the containers into communication with the outlet. The outlet may be provided at the end of a dispensing nozzle where the dispensing nozzle has an inner cross-sectional area that is uniform and the same as the containers so that no taper is provided as the material is dispensed from the containers and out of the outlet.
    Type: Grant
    Filed: April 25, 2007
    Date of Patent: April 15, 2014
    Assignee: Summit Medical Limited
    Inventor: David Foster
  • Patent number: 7841763
    Abstract: The invention relates to a relatively simple, low cost and effective apparatus for mixing and discharging bone cement into a discharging device such as a syringe, while also providing an improved mixing action and producing minimal fumes. The syringe may be connected to an exit port located between the first and second end of the apparatus. The apparatus is able to both prevent and enable communication between a mixing region of the apparatus and the exit port due to presence of a valve and may further comprise a base which may be integral with the valve so that movement of the base creates movement of the valve within the apparatus.
    Type: Grant
    Filed: March 8, 2005
    Date of Patent: November 30, 2010
    Assignee: Summit Medical Limited
    Inventor: David Foster
  • Patent number: 6874927
    Abstract: The apparatus is a mixing and dispensing device for orthopaedic bone cement, comprising an introducer funnel and a mixing syringe body. A mixing shaft and paddle arrangement extends through the funnel and mixing chamber, the paddle having a profile matching the shape of the funnel, in the introducer funnel.
    Type: Grant
    Filed: January 31, 2001
    Date of Patent: April 5, 2005
    Assignee: Summit Medical Limited
    Inventor: David R. Foster
  • Patent number: 6832682
    Abstract: The invention discloses a pre-filled orthopedic cement container in which the cement can also be mixed. The container comprises an outer housing defining the mixing chamber and an inner housing containing the cement prior to mixing. The inner housing is removable, prior to mixing, in such a way that the cement powder remains in the mixing chamber for mixing.
    Type: Grant
    Filed: August 12, 2002
    Date of Patent: December 21, 2004
    Assignee: Summit Medical Limited
    Inventors: David Foster, Anthony Jones, Rebecca Eveleigh
  • Patent number: D662602
    Type: Grant
    Filed: October 28, 2010
    Date of Patent: June 26, 2012
    Assignee: Summit Medical Limited
    Inventors: David Foster, Robert Bruns