1
Michael H Heggeness, Brian J Doherty: Prosthetic intervertebral devices. Laura G Barrow, May 7, 1996: US05514180 (689 worldwide citation)

Disclosed are prosthetic devices for insertion into intervertebral disc spaces after the removal of an intervertebral disc or after a corpectomy. Specifically, intervertebral devices having fixed shapes for accommodating the defined surface contours of vertebral endplates are disclosed. Also disclos ...


2
Lilip Lau, William M Hartigan, John J Frantzen: Expandable stents. Advanced Cardiovascular Systems, Fulwider Patton Lee & Utecht, May 7, 1996: US05514154 (630 worldwide citation)

The invention is directed to an expandable stent for implantation in a body lumen, such as an artery, and a method for making it from a single length of tubing. The stent consists of a plurality of radially expandable cylindrical elements generally aligned on a common axis and interconnected by one ...


3
James Baker: RF apparatus for controlled depth ablation of soft tissue. Dorsal Med International, Haynes & Davis, May 7, 1996: US05514130 (496 worldwide citation)

An RF ablation apparatus has a delivery catheter with a delivery catheter lumen and a delivery catheter distal end. A first RF electrode is positioned in the delivery catheter lumen. The first RF electrode has a distal end, RF conductive surface, and a lumen. A second RF electrode has a distal end. ...


4
John B Carles: System and method for selectively distributing commercial messages over a communications network. Darby & Darby, May 7, 1996: US05515098 (459 worldwide citation)

A device and method of distributing commercial messages to an individually addressable subscriber terminal ("converter") on a network is provided. A server, located on the network, selectively tags commercial messages with routing information and converter addresses, and transmits the messages on th ...


5
Ralph Weissleder, Alexei Bogdanov: Hydrogel compositions and methods of use. The General Hospital Corporation, Fish & Richardson, May 7, 1996: US05514379 (376 worldwide citation)

Biocompatible, biodegradable, hydrogels are prepared from a backbone bonded to a cross-linking agent. Suitable backbones include proteins and polysaccharides, e.g,, albumin, polymannuronic acid, or polygalacturonic acid. Suitable cross-linking agents include polyvalent derivatives of polyethylene or ...


6
Peter M Bonutti: Method of dissecting tissue layers. General Surgical Innovations, Lyon & Lyon, May 7, 1996: US05514153 (375 worldwide citation)

An active cannula or sleeve which does more than merely maintain a channel or passage is usable to create and/or enlarge a channel or passage, to position a scope or instrument, to move or locate tissue, etc. The cannula can vary in size or shape as needed, intraoperatively. Because a cannula of the ...


7
Yoram Palti: Implantable sensor chip. CB Carmel Biotechnology, Bryan Cave, David M Klein, May 7, 1996: US05513636 (339 worldwide citation)

An implantable sensor chip, which is preferably small enough to be injected through a hypodermic needle, includes a base constructed of an electrically insulating material, and at least one sensor for generating an output signal in the presence of a constituent or the existence of a condition. The s ...


8
Jeffrey Van Ness, Charles R Petrie, John C Tabone, Nicolaas M J Vermeulen: Solid supports for nucleic acid hybridization assays. Becton Dickinson and Company, Townsend and Townsend and Crew, May 7, 1996: US05514785 (317 worldwide citation)

Compositions and methods for covalently immobilizing an oligonucleotide onto a polymer-coated bead or similar structure are described. Specifically, the polymer-coated bead or similar structure possesses a large number of activatable moieties, preferably primary and secondary amines. An oligonucleot ...


9
David A Nicholas, Ernie Aranyi, Boris Zvenyatsky, Paul A Matula, Stanley H Remiszewski, David T Green, Henry Bolanos: Articulating endoscopic surgical apparatus. United States Surgical Corporation, May 7, 1996: US05514157 (313 worldwide citation)

A surgical instrument is provided for use in endoscopic or laparoscopic procedures. The instrument includes a handle portion, an endoscopic portion extending from the handle portion, an articulating section pivotably connected to a distal end portion of the endoscopic portion, and a retractor assemb ...


10
Gregory C Smith: Automatic bipolar control for an electrosurgical generator. Valleylab, Peter C Richardson, Lawrence C Akers, Aaron Passman, May 7, 1996: US05514129 (299 worldwide citation)

An automatic circuit measures electrosurgical generator output and controls in accord with impedance between activated movable bipolar electrodes able to contact tissue. Voltage monitor in parallel and current monitor in series with the electrodes measure instantaneous variations and generate propor ...



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