Franz Sutter, Fritz Straumann, Joram Raveh: Device comprising an implant and screws for fastening said implant to a bone, and a device for connecting two separated pieces of bone. Synthes, Davis Hoxie Faithfull & Hapgood, November 27, 1984: US04484570 (680 worldwide citation)

A plate is provided with clearance holes and fastening screws. Each screw is provided in the region of its head with a clamping part subdivided into tongues by means of slots and provided with an internal opening bounded by a conical surface. To each screw belongs an expander having a conical outer ...

David A Gough: Method and membrane applicable to implantable sensor. The Regents of the University of California, Brown Martin & Haller, November 27, 1984: US04484987 (404 worldwide citation)

This invention relates to a novel membrane useful in an electro-chemical, optical or other sensor device and to a method employing the membrane for determining the concentration of large molecule compound such as glucose in an aqueous solution of that compound and a dissolved small molecule substanc ...

Steven L Regen: Synthetic phosphatidyl cholines useful in forming liposomes. Research Corporation, Scully Scott Murphy & Presser, November 27, 1984: US04485045 (402 worldwide citation)

Lower-.omega.-alkenoyloxy-long chain alkanoic anhydrides are synthesized from the .omega.-hydroxyalkanoic acids and are condensed with glycerophosphatidyl cholines to prepare alkenoyloxyalkanoic esters of glycerophosphatidyl cholines. These are used to make vesicles which are then polymerized in sit ...

Eugene Bell: Bone-equivalent and method for preparation thereof. Massachusetts Institute of Technology, Arthur A Smith Jr, David E Brook, November 27, 1984: US04485097 (223 worldwide citation)

A bone-equivalent, useful in the fabrication of prostheses, is disclosed which is prepared from a hydrated collagen lattice contracted by fibroblast cells and containing demineralized bone powder.

Jack Driller, William G Henriksen, D Jackson Coleman, Frederic L Lizzi: Ultrasonic diagnostic and therapeutic transducer assembly and method for using. Riverside Research Institute, Brumbaugh Graves Donohue & Raymond, November 27, 1984: US04484569 (208 worldwide citation)

An ultrasonic transducer assembly is provided with transducers for both therapeutic and diagnostic ultrasonic radiation. A moveable seal permits adjustment and alignment of the two transducer units in a fluid medium. In addition, there is provided a light beam directed along the axis of the ultrason ...

John N Tengler, James C Pilny: Modular electrical connector system. Chabin Corporation, Maky Renner Otto & Boisselle, November 27, 1984: US04484792 (191 worldwide citation)

A modular electrical connector system provides relatively high density pin out capability for high speed signal transmission and coupling while maintaining discrete wire capability. The system includes plural cable terminators, plural connector blocks, each having plural cells to receive and hold re ...

Eugene Bell: Tissue-equivalent and method for preparation thereof. Massachusetts Institute of Technology, Arthur A Smith Jr, David E Brook, November 27, 1984: US04485096 (190 worldwide citation)

A tissue-equivalent, useful in the treatment of burns or other skin wounds and in the fabrication of prostheses, is disclosed which is prepared from a hydrated collagen lattice contracted by a contractile agent, such as fibroblast cells or blood platelets, to form tissue-equivalent. In one embodimen ...

Alfred R Merritt, Theodore M Cooke, An Chung R Lin, Richard G Whitfield: Natural wax-containing ink jet inks. Exxon Research and Engineering Co, November 27, 1984: US04484948 (182 worldwide citation)

A natural wax-containing ink jet ink for use in an ink jet apparatus which features good print quality. The ink jet ink is discharged from the ink jet ink apparatus at elevated temperatures above ambient.

Marvin A Sackner, Herman Watson: Drug delivery method and inhalation device therefor. Key Pharmaceuticals, Wegner & Bretschneider, November 27, 1984: US04484577 (181 worldwide citation)

A method and an apparatus for administering a drug through a breathing passage for absorption on the mucous tissue of a patient includes introducing an aerosol of the drug into an expanded bag and bidirectional channel for communicating the drug with the breathing passage of the patient and otherwis ...

Frank Meno, P S Reddy: Commissurotomy catheter apparatus and method. University of Pittsburgh, Arnold B Silverman, November 27, 1984: US04484579 (174 worldwide citation)

A commissurotomy catheter and method for separating fused heart valve leaflets using the catheter is disclosed. The catheter is comprised of a lumen having at least two inflatable balloons at its operational end and at least one cutting edge between the balloons. To separate the fused leaflets the c ...