Patents by Inventor Allan H. MacKew

Allan H. MacKew 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: 3977408
    Abstract: A system for enabling the injection of liquid into the prostate is disclosed consisting of an elongated tubular catheter member formed of flexible material of sufficient rigidity and a sufficiently small outer diameter to enable insertion along the length of the male urethra through the cystouretheral junction into the bladder; inflatable balloon means is provided adjacent the proximal end capable of inflation by a conduit extending along the length of the tubular catheter to a size sufficiently large to prevent removal of said balloon means from the bladder; a medication providing conduit also extends along the length of said elongated tubular member with a medication dispensing duct means communicating with the said medication providing conduit, said medication dispensing duct being spaced outwardly along the length of said tubular member a distance from said balloon means so as to be positioned adjacent the area of the prostate in which the prostatic ducts are located when the balloon is in place and engag
    Type: Grant
    Filed: November 1, 1974
    Date of Patent: August 31, 1976
    Inventor: Allan H. MacKew