1
Qi Bin Bao, Paul A Higham: Hydrogel intervertebral disc nucleus. Pfizer Hospital Products Group, Peter C Richardson, Lawrence C Akers, Raymond W Augustin, September 10, 1991: US05047055 (719 worldwide citation)

A prosthetic nucleus for a vertebral disc is made of a hydrogel material. The hydrogel prosthetic nucleus has a shape generally conforming to the natural nucleus pulposus. The hydrogel has a water content of at least 30% and has a compressive strength of 4MNm.sup.-2 or greater. When the hydrogel mat ...


2
Roland F Gatturna, James E Nicholson, James O Leary: Method for anchoring suture to bone. Mitek Surgical Products, September 10, 1991: US05046513 (599 worldwide citation)

A method for anchoring suture to bone, wherein the method comprises the steps of (1) providing a suture anchor of the sort comprising (a) a coupling member, (b) at least one barb, said barb having a first end and a second end and being curved in its normal unstressed state and being capable of being ...


3
Hugo J Strubbe, Donald R Gentner: Interface for a TV-VCR system. North American Philips Corporation, Edward W Goodman, September 10, 1991: US05047867 (569 worldwide citation)

A system for integrating the operation and control of a television receiver and a video cassette recorder (vcr), the television receiver being capable of receiving and displaying various television channels as well as other video signals, and the vcr being capable of recording programs at least from ...


4
John D Wiedemer: Billing system for computer software. Quarles & Brady, September 10, 1991: US05047928 (382 worldwide citation)

A computer software security and billing system is disclosed in which the application program is enciphered in accordance with an algorithm driven by a numeric key. The user's computer is provided with a hardware security module and a removable billing module, both of which carry unique codes. A sec ...


5
Peter B Samuels: Surgical apparatus for the excision of vein valves in situ. Rockey and Rifkin, September 10, 1991: US05047041 (373 worldwide citation)

An improved surgical device for cutting and removing venous valves is disclosed. The valve cutter is provided with a circular cutting head and a dilating segment affixed to a cable or wire. The circular cutting edge promotes engagement of the valve cusps and does not require orientation within the v ...


6
Roger E Smith, Mark E Astill, Jay L Smith, Gale H Thorne: Medical droplet whole blood and like monitoring. Thorne Smith Astill Technologies, K S Cornaby, September 10, 1991: US05047044 (358 worldwide citation)

An assay employing a tracer comprising a ligand having a mercury label wherein mercury label is released from at least one of a bound or free tracer phase and interacts with a metal. Analyte is determined by a change in at least one property of the metal caused by such interaction. The invention als ...


7
James S Bianco: Method and apparatus for computer-aided shopping. John H Crozier, September 10, 1991: US05047614 (353 worldwide citation)

In a preferred embodiment, a method and means to aid shopping which includes the use by a consumer of a portable bar code scanner having an electronic memory. The consumer enters desired items into the memory by scanning bar codes on, for example, containers, coupons, advertisements, and pamphlets f ...


8
InBae Yoon: Wound closing device. September 10, 1991: US05047047 (313 worldwide citation)

A wound closing device includes a body having first and second arms interconnected to allow relative angular movement therebetween, and at least one skin-engaging member carried by each arm the body having a closed position where free ends of the skin-engaging members are moved toward each other to ...


9
Odis L Avant, Duane A Crawford: Method and apparatus for effecting dorsal vein ligation and tubular anastomosis and laparoscopic prostatectomy. Odis Lynn Avant, Mason Fenwick & Lawrence, September 10, 1991: US05047039 (295 worldwide citation)

A ligator assembly comprising a hollow, two-piece, bullet-shaped case dimensioned to be inserted in and through a body member, a pair of suture needles carried by the case, and a suture affixed to the needles. The case is provided with a pair of guide tubes for retaining the needles and guiding them ...


10
Carlos A Glandt: Method and apparatus for producing hydrocarbon bearing deposits in formations having shale layers. Shell Oil Company, September 10, 1991: US05046559 (288 worldwide citation)

An apparatus and method are disclosed for producing thick tar sand deposits by electrically preheating paths of increased injectivity between an injector and producers, wherein the injector and producers are arranged in a triangular pattern with the injector located at the apex and the producers loc ...