Patents by Inventor Richard William Porter

Richard William Porter has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5824087
    Abstract: An intraosseous device having an elongated shaft and handle with a syringe attached to the shaft is disclosed. The syringe can be filled with an intraosseous liquid suspension which is made of a hydroxyapatite, a carbonated apatite, a calcium ion source, and a hormone mixture. The shaft includes a frusto-conical connector for releasable interconnection with cortical bone, and the handle facilitates turning the shaft to interconnect it to the bone.
    Type: Grant
    Filed: January 21, 1997
    Date of Patent: October 20, 1998
    Assignee: Aberdeen University and Plasma Biotal Limited
    Inventors: Richard Malcom Aspden, Srimathi Rajagopalan Murali, Richard William Porter
  • Patent number: 5725582
    Abstract: A surgical implant (20) comprises a hank formed from a single strand (21) of flexible biocompatible material (such as polyester) with at least one bight (22) at each end of the hank and a tail (25) extending from one end, and a crimpable sleeve-like element (26) encircling the overlapping end lengths (27) of the strand. The implant (20) is shown in use for the stabilization of the spine, the bights (22) being applied to hooking members (30, 39) engaged respectively with the lamina (47) of one vertebra (24) and the spinous process (23) of an adjacent vertebra, the strand material (21) being tensioned by pulling the tail (25) before crimping the sleeve-like element (26).
    Type: Grant
    Filed: August 8, 1995
    Date of Patent: March 10, 1998
    Assignee: Surgicraft Limited
    Inventors: David Robin Bevan, Richard William Porter, John Anthony Norman Shepperd, Peter William Phillips