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"The abolishment of pain in surgery is a chimera. It is absurd to go on seeking it...knife and pain are two words in surgery that must forever be associated in the consciousness of the patient."
Dr. Alfred Velpeau, French surgeon ; 1839
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| Number | Title | Issue Date |
| 5799841 | Drip resistant nozzle for a dispenser A drip resistant nozzle for a dispenser is described. The drip resistant nozzle includes a flexible, resilient member that moves between several positions during actuation of the dispenser.... | 09/01/1998 |
| 5551491 | Automatic carousel machine for the metered feeding and packaging of fluid products The feeders for forming portions of the product, the product supply reservoir and the valves which switch the connection of the feeders between the reservoir and the feed nozzles located on the feeding and packaging carousel are separate from the carousel... | 09/03/1996 |
| 5217050 | Method of vacuum packaging paste or liquid products in a dispenser, device for implementing this method Some paste or liquid products, used as cosmetics and medicines, for example, have to be protected from contact with air. Methods have been developed for vacuum packaging them. These methods are more concerned with eliminating air that may remain in the pa... | 06/08/1993 |
| 5193593 | Package filling method and apparatus A valve is provided for filling containers which eliminates splashing and dripping. As the container is being filled, the valve is moved upwardly so as to be a set distance above the level of the contents of the container during filling. In addition, the ... | 03/16/1993 |
| 4576210 | Duck bill filler nozzle A filling nozzle for use in filling a valve bag eliminates sifting of product during and after the filling operation. A body member, adapted for insertion into the valve sleeve, has a material passage therethrough adapted to direct a stream of product eme... | 03/18/1986 |
| 4452899 | Method for metering biological fluids A method is disclosed for repeatedly and accurately depositing predetermined amounts of fluid, especially biological fluids, onto generally planar analysis slides. Fluid is aspirated into a disposable metering tip which is rapidly moved into a metering po... | 06/05/1984 |
| 4443195 | Driving and water pouring control device for dental air-turbine handpiece This disclosure relates to a driving and water pouring control device for dental air-drive handpiece. According to the control device, there is incorporated a water pouring on-and-off valve means into an air feed passageway for driving a turbine so as to ... | 04/17/1984 |
| 4427040 | Reverse flow pop-off air control A pneumatic valve bag packer provided with an air feed to the hopper that includes an eductor pump having its inlet connected to the hopper so as to produce a subatmospheric pressure in the hopper and consequent reverse air flow in the filling spout when ... | 01/24/1984 |
| 4313476 | Dual lane filling machine A filling machine for filling containers with a fluid product by the use of filling nozzles with two substantially parallel filling channels which are formed in part by two separate conveyors, with a vacuum filling mechanism connected with the filling noz... | 02/02/1982 |
| 4178974 | Flow controller Fluid is forced from a reservoir into an evacuated chamber by forcing a plunger into the reservoir. When it is desired accurately to stop the flow of the fluid, the plunger is withdrawn and concurrently the pressure in the reservoir is reduced to that of ... | 12/18/1979 |
| 4062480 | Valve with draw back after closing A valve arrangement constructed so that it will draw back a limited amount of fluid from the outlet of the fluid dispenser when the valve is changed from the flow to the no-flow condition.... | 12/13/1977 |
| 4053012 | Battery strap mold and anti-drip pouring means An apparatus and method for gravity molding articles such as battery straps or the like in open or non-pressurized molds. The apparatus uses an upwardly inclined molding head including a molten metal reservoir and a nozzle discharge end positioned adjacen... | 10/11/1977 |
| 3943527 | Noncontacting marker A noncontacting marking apparatus for ejecting, upon receipt of a control signal, a drop of marking liquid for marking purposes. The amount of marking liquid is controllable. A tube couples the ejection point of the marker to a source of vacuum for removi... | 03/09/1976 |
