PCT No. PCT/SE90/00860 Sec. 371 Date Jun. 22, 1992 Sec. 102(e) Date Jun. 22, 1992 PCT Filed Dec. 20, 1990 PCT Pub. No. WO91/09581 PCT Pub. Date Jul. 11, 1991.The present invention relates to a resilient body which includes two thin layers (1, 6) of flexible material to which intermediate elastic threads (2, 3, 5) or bands are fastened in a stretched state and disposed in a regular, net-like patter...

A method for determining the presence of an analyte in a fluid is described along with an apparatus specifically designed to carry out the method. The method involves taking a reflectance reading from one surface (15) of an inert porous matrix (11) impregnated with a reagent that will interact with the analyte to produce a light-absorbing reaction product when the fluid being analysed is applied t...

Lead free shotshell pellets are disclosed which consist essentially of an alloy of iron and 30 to 46% by weight of tungsten. The shotshells may include a plurality of pellet sizes, and the pellets may be coated substantially uniformly with a polymeric coating, resin, or lubricant.

The present invention relates to a vial and stopper system for maintaining the stability of sodium hypochlorite solutions. The particular system according to the present invention is capable of maintaining sodium hypochlorite solutions for periods of greater than one year, and have been shown to be effective for periods of nearly two years.

A bipolar snare instrument for use in surgery is provided. The snare instrument has a snaring loop comprising a flexible continuous electrically-insulating loop for supporting bipolar electrodes. The electrodes may be arranged in various geometries on the insulating loop to provide localized selective necrosis and hemostasis of a patient's protruding tissue. Methods of performing surgery with such...

An instrument for use in surgery is provided. The instrument has a heating element with a working surface for providing hemostasis at an auto-regulated temperature. The working surface may include a tapered edge for providing thermally-enhanced cutting and a non-stick coating for operating the instrument at low auto-regulation temperatures. A process for making the instrument is also provided. Add...

PCT No. PCT/US93/03831 Sec. 371 Date Sep. 26, 1994 Sec. 102(e) Date Sep. 26, 1994 PCT Filed Apr. 23, 1993 PCT Pub. No. WO93/22655 PCT Pub. Date Nov. 11, 1993A scanning system (10) for inspecting a surface (16) including a light source (30) which generates a beam of light (32) that is reflected, scattered or causes fluorescence at the surface to be inspected. An optical interface (14) receives the ...

The present invention provides crosslinked, spherical copolymer beads of methacrylic anhydride which are suitable as precursors for weak-acid and other ion exchange resins, affinity chromatography materials and other materials which require spherical polymers having reactive anhydride groups for their preparation. The present invention also provides a process for making such copolymers.

The invention concerns a method of manufacturing lightweight aggregates, in particular filler materials made of polystyrene foam particles, in which said particles are subjected to heat treatment.

A para-aramide dope of low degree of polymerization exhibiting an optical anisotropy containing 410% by weight of a para-aramide having an intrinsic viscosity of 1.0-2.5 dl/g and 2-10% by weight of an alkali metal chloride or an alkaline earth metal chloride in a polar amide solvent; a para-aramide fiber obtained by spinning the above-mentioned para-aramide dope of low degree of polymerization; a ...

An improved polystyrene foam having less corrugation is disclosed which uses carbon dioxide as the blowing agent and 1-30 weight percent endothermic agent, such as water, with the weight based on the total carbon dioxide blowing agent and endothermic agent weight. This combination of carbon dioxide and endothermic agent decreases the corrugation of the thermoplastic foam, while just slightly incre...

Compounds are disclosed to stabilize dispersions of finely divided solids against the deleterious effects of freeze/thaw cycles. The preferred stabilizing agents are polyhydric compounds and their amine analogs.

Compounds are disclosed to stabilize dispersions of finely divided solids against the deleterious effects of freeze/thaw cycles. The preferred stabilizing agents are monohydric alcohols having less than five carbon atoms and the amine analogs of the alcohols. Ethyl alcohol is a preferred compound. Isomers of propyl and butyl alcohols are preferred to straight chains. It is thought that the compoun...

A fuel oil additive is prepared by combining a mixture of diesel oil and camphor, with a mixture of petroleum oil and benzoic acid. Additional diesel oil and turpentine are added to the combination to form one component of the additive. Such component is combined with a second component comprising a combination of Turkey red oil and water to form the additive. The additive is subsequently combined...

A device for puncturing cortical bone. The device consists of a cannula and inside of it an axially movable needle. The distal end of the needle has an eccentrically shaped tip which, by drilling, forms a hole, larger than the outer diameter of the needle, through corticalis, whereupon the enclosing cannula can be inserted into the drilled hole. In this way the cannula's position in the bone is se...

A process for manufacturing a padded element using a mold having a mold cavity and including an upper mold having an interior surface complimentary to the upper surface of the padded element and a lower mold having an interior surface complimentary to the lower surface of the padded element. The process includes placing a trim cover on the upper mold, with the trim cover comprising an inner surfac...

Starter systems for initiating the polymerization of ethylenically unsaturated compounds based on organo-boron compounds which react with oxygen in combination with carriers inert to oxygen are characterized in that they contain oligoesters of low hydroxycarboxylic acids as carriers. The invention also concerns the use of these starter systems in technical adhesive systems, and in particular in su...

An outer tube for housing a double-ended needle in a manner to be vertically slidable is air-tightly and detachably connected and fixed to a seal portion at the mouth portion of a vessel containing therein a solution, an inner tube for housing therein an inverted vial containing therein drug is connected to the top end of the outer tube in a manner to be movable from a shallow fitting position to ...

The present invention provides a purified retinoid compound characterized by a molecular mass of about 320 daltons and an atomic composition of C20H32O3. The present invention also provides a purified retinoid compound having structure (I), wherein the configuration of the C7, C9, and C11 double bond independently is Z or E and the absolute configuration at C13 and C14 is independently R or S; whe...