Hans Troidl, Ahmad Al Jaziri, Harald Heidmuller, Helmut Kaufmann: Clip applicator for ligature clips. Paul A Coletti, October 20, 1992: US05156608 (150 worldwide citation)

The invention relates to a clip applicator for ligature clips, particularly for laparoscopic operations, comprising a tubular rod system, at whose one end is provided a two-part, scissor-like handle and at whose opposite end are provided jaws for receiving a clip, in which one handle part of the sci ...

Kevin R George, Flint R George, Sherman C Minni: Well completion method and apparatus. Halliburton Company, James R Duzan, October 20, 1992: US05156213 (149 worldwide citation)

A monobore completion system where the well is completed using a tubing conveyed perforating completion system having an automatic gun release and support for the tubing conveyed perforating guns.

Hans O Ribi: Biosensors employing electrical, optical and mechanical signals. BioCircuits Corporation, Bertram I Rowland, October 20, 1992: US05156810 (148 worldwide citation)

Biosensors are provided employing a thin crystalline diyne surfactant polymeric electrically conducting layer to which may be bound members of specific binding pairs. Binding of an analyte or a reagent to the specific binding pair member layer may change the electrical, optical or structural propert ...

Ray F Stewart: Skin-activated temperature-sensitive adhesive assemblies. Landec Labs, Morrison & Foerster, October 20, 1992: US05156911 (148 worldwide citation)

An adhesive assembly is provided having a temperature-sensitive adhesive composition coated on the surface of a selected substrate. The adhesive composition is nontacky or slightly tacky at room temperature, but is aggressively tacky at skin temperature. The assemblies include adhesive tapes, bandag ...

Ralph C Merkle, Dan S Bloomberg, John S Brown: Document copy authentication. Xerox Corporation, Rosen Dainow & Jacobs, October 20, 1992: US05157726 (143 worldwide citation)

A system for authenticating a hard copy of an original document. The system employs a special copying machine at the sender's end together with a special ID card (smart card) or other user identification for activating the special machine, and a special copying machine at the receiving end. At the s ...

David L Bourell, Harris L Marcus, Wendy L Weiss: Selective laser sintering of parts by compound formation of precursor powders. Board of Regents The University of Texas System, Vinson & Elkins, October 20, 1992: US05156697 (143 worldwide citation)

A method and apparatus for selectively sintering a layer of powder to produce a part comprising a plurality of sintered layers. The apparatus includes a computer controlling a laser to direct the laser energy onto the powder to produce a sintered mass. The computer either determines or is programmed ...

James E Hipp: Pravel Gambrell Hewitt Kimball & Krieger, October 20, 1992: US05156223 (137 worldwide citation)

A downhole oil well tool uses impact, reciprocal drilling and an improved rotating bit or like working member, receiving both fluid pressure and weight from an elongated pipe string with a flow bore in order to drive the tool. A valve within tool housing controls fluid pressure to the working end so ...

Geoffrey S Martin, Jonathan E Last: Pre-curved dual lumen catheter. Rogers & Scott, October 20, 1992: US05156592 (137 worldwide citation)

A dual lumen catheter especially for use in prolonged access haemodialysis, which meets the requirements of flexibility and softness for prolonged access in a vein, and which is shaped to include a curved portion to be placed between the tunnel and the subclavian vein.

Terrence R Hudrlik: Sensor for detecting cardiac depolarizations particularly adapted for use in a cardiac pacemaker. Medtronic, Reed A Duthler, Harold R Patton, October 20, 1992: US05156149 (136 worldwide citation)

A pacemaker sense amplifier which includes active circuitry which establishes and maintains a constant field density between two electrode poles, effectively clamping them together at a substantially fixed potential difference. The amount of current or power required to maintain this condition in th ...

Kenneth S White: Naso-gastric catheter anchor system. Mayo Foundation for Medical Education and Research, Robert A Elwell, Harold D Jastram, October 20, 1992: US05156641 (126 worldwide citation)

An external anchoring system for securing medical tubing to a body includes a resilient receptor disposed upon the exterior of a tube to be anchored; means for attachment of the anchoring system to the body; means for linking connected to the means for attachment to the body; and a knoblet projectin ...