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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 |
| 5657961 | Flexible wedge gate valve A wedge gate valve having a valve body defining a valve chamber and flow passages and upwardly diverging circular seat surfaces of circular, flat configuration and defining seat planes. A valve disk or wedge having downwardly converging sealing surfaces i... | 08/19/1997 |
| 5603544 | Compression cap assembly for spreader pipe A compression cap assembly for the end of a spreader bar or pipe used in lifting heavy loads with a crane includes a compression plate, spaced-apart plate members on the outer side of the compression plate that carry upper and lower pins that extend throu... | 02/18/1997 |
| 5586611 | Drill bit having dual split bushings for cutter support and retention A rotary cutter cone type drill bit having a body structure with a plurality of depending cutter support lugs each having a spindle integral therewith and defining a cylindrical bushing support surface and a spindle head. A cutter cone is positioned for r... | 12/24/1996 |
| 5579842 | Bottomhole data acquisition system for fracture/packing mechanisms A method and apparatus for acquisition of downhole well data such as bottomhole pressure, bottomhole temperature, etc. which is utilized in conjunction with other well equipment such as gravel packer tools especially for data acquisition at well depths th... | 12/03/1996 |
| 5566985 | Fiberglass pipe with rough wrench surfaces A fiberglass pipe joint with threaded ends has rough surface areas adjacent to such ends which allow strap wrenches to be used to tighten the threads with a high torque that prevents leakage. The rough areas are formed by partially embedded sand grains wh... | 10/22/1996 |
| 5561862 | Rigid helmet having air blowing system A helmet having an electrically energized air blowing system for discharging a broad curtain of flowing air along the face of the user for cooling and comfort. The helmet includes a rigid crown section to which is integrally connected a visor and is provi... | 10/08/1996 |
| 5549558 | Self sheathing safety needle A self sheathing safety needle comprising a needle assembly (50), a needle guard (52), and an outer casing (54) is shown in exploded relation in FIG. 1 . Needle guard (52) has a locking tab (100) mounted on the free end of a spring finger or lever (98). L... | 08/27/1996 |
| 5545209 | Controlled deployment of a medical device A prosthesis delivery system having a balloon catheter with an inflatable balloon on its exterior. The balloon is inflatable by injection of fluid through a lumen in the catheter and the balloon is initially partially constrained against inflation by a co... | 08/13/1996 |
| 5544763 | Vehicle stabilized support stand for bicycles A portable bicycle stand is provided having a base from which a support strut projects upwardly and outwardly. The upper portion of the support strut is provided with a bicycle support element having an upwardly facing recess which is adapted to receive t... | 08/13/1996 |
| 5544711 | Multiphased through tubing stripgun A through tubing stripgun detonating charge assembly for well perforating activities, comprising an elongate explosive resistant retrievable perforating charge support strip having a perforating charge interlocking track situate along the length thereof. ... | 08/13/1996 |
| 5541518 | Apparatus for sensing and measuring flow of dry particulate material An improved apparatus for sensing and measuring the flow of dry particulate materials including a sensing device (20C) connected to a remote measuring device by a coaxial cable (25). The sensing device (20C) has a probe (24) defining an electrode which ma... | 07/30/1996 |
| 5537365 | Apparatus and method for evaluation of picking horizons in 3-D seismic data Apparatus and method are disclosed for use with a horizon picking method for 3D seismic data. Variables such as picking method, whether simple or iterative, score required of an iterative method and ƊT between target wavelets and seed wavelet are input i... | 07/16/1996 |
| 5537320 | Method and apparatus for identifying fault curves in seismic data A method and apparatus including a programmed computer for carrying out the method is disclosed for identifying valid fault curves on a vertical seismic section, which typically is one vertical seismic section of a three dimensional volume of seismic data... | 07/16/1996 |
| 5526819 | Method and apparatus for distortion product emission testing of heating Apparatus and method are disclosed for the recording of distortion product emission (DPE) levels in human beings. At least one microphone and a sound-delivery system is inserted in the external ear canal in a manner similar to that required to position a ... | 06/18/1996 |
| 5524863 | Quarter turn rotatable flow control valve A rotatable flow control valve mechanism is provided having a valve body having a valve chamber and straight through flow passages intersecting the valve chamber. A rotatable valve element, which may be of straight, spherical or tapered configuration, is ... | 06/11/1996 |
| 5526010 | Support device for portable satellite dish A portable support stand for a small diameter satellite dish (10) supported by a mast (22), mounted for pivotal movement in a vertical plane about a lower support bracket (40). A lower support base comprises a pair of legs (54, 56) having parallel straigh... | 06/11/1996 |
| 5522418 | Differential pressure operated gas lift valve A differential pressure operated gas lift includes a valve element movable in a tubular body to open and close a gas flow passage having flow restricting orifices upstream thereof. A coil spring tends to open the valve element. In the open position of the... | 06/04/1996 |
| 5517843 | Method for making upset ends on metal pipe and resulting product A method for making an internal upset (20A) on metal drill pipe (10) having a transition section (24A) with a curved inner periphery (28A) of a concave curvature extending continuously between the central portion (12) of the pipe (10) and the increased th... | 05/21/1996 |
| 5513485 | Full-swinging cutter for reduction head A free-swinging cutter element for a timber thinning machine includes a generally stirrup-shaped member having an outer wall and integral side walls. Each half of the member is formed as the frustrum of a triangle so that bevels on the upper and lower sur... | 05/07/1996 |
| 5503503 | Method and apparatus for inserting sheet piles within an earth formation A method and apparatus for inserting a sheet pile (10) into an earth formation utilizing a protective housing (12) releasably connected to the sheet pile (10). The driving force exerted by a vibrator hammer (58) or drop hammer is applied against the prote... | 04/02/1996 |
| 5499648 | Sealing means for pressure relief valves and methods of assembly A safety relief valve (12) for a pressure vessel (10) in which the main valve member (28) includes a valve plate or disc (52) and a retainer plate (64) having a flexible membrane or diaphragm (62) stretched therebetween in a taut relation to provide a fru... | 03/19/1996 |
| 5494066 | Insect proof bridle tethered enclosure for cots, beds and the like A tethered, bridle supported insect proof protective enclosure having top side and end walls composed of insect proof net fabric with the walls having bottom weighting for establishing insect sealed engagement with the ground, floor or other surface on wh... | 02/27/1996 |
| 5494107 | Reverse cementing system and method A cementing system where cement slurry is pumped down the annulus between the casing string and the well bore wall and then allowed to harden therein. A cement shoo on the lower end of the casing string prevents upward flow of fluids as the casing string ... | 02/27/1996 |
| 5492556 | Liquid-gas contacting pump drive apparatus and method A method and apparatus for powering a fluid pump (P) for circulation of a regenerated liquid absorber from a treating vessel or regenerator (R) to a liquid/gas contacting vessel (T) where the liquid absorber removes a predetermined component from a gas. T... | 02/20/1996 |
| 5491615 | Light attachment for a thermostat A light attachment (10) for fitting over a thermostat (T) includes a mounting flange (14) fitting behind the thermostat (T) and clamped by the thermostat (T) against the wall (W). Flange (14) includes a holder (50) extending above the top of the thermosta... | 02/13/1996 |
| 5490873 | Hydrocarbon emission reduction An improved process for the glycol dehydration of water-containing natural gas comprises contacting the natural gas and glycol in a contacting zone to produce a dried natural gas and a water-rich glycol, and heating the water-rich glycol in a regeneration... | 02/13/1996 |
| 5489111 | Hidden trailer hitch A hidden, receiver type trailer hitch is provided for vehicles and comprises an elongate curved or straight transverse tubular strut of rectangular cross-sectional configuration and having reinforced horizontal connection plates at each end of the strut f... | 02/06/1996 |
| 5489751 | Combination D-loop/splice for seismic leader wire A combination seismic cable handling loop and electric splice includes a U-shaped elastomer member arranged to be hung on a hasp during transportation and storage, and an integrally formed cylindrical elastomer body on the lower end of the U-shaped member... | 02/06/1996 |
| 5484073 | Method for fabricating suspension members for micromachined sensors A method for fabricating a connecting spring member (24) of an arbitrary shape extending between a central mass (21) and an outer support frame (23) of a sensor as shown in FIG. 7 is disclosed. Each of a pair of generally identical silicon wafers (10, 12)... | 01/16/1996 |
| 5483701 | Combined bib and storage pouch A bib (10) for fitting about the neck of a baby and having a one piece body (12) and a pocket or pouch (14) secured thereto. Pouch (14) is secured to bib (10) between a pair of spaced neck portions (18) and (20) with the closed end of pouch (14) stitched ... | 01/16/1996 |
| 5485517 | Portable wireless telephone having swivel chassis The invention is the construction of a portable telephone made short enough and flat enough to be conveniently carried upon the person, yet allowing it to be quickly reconfigured into a form that is long enough and contoured enough to be effective and nat... | 01/16/1996 |
| 5482356 | Rear dump trailer A trailer (10) has a shell (12) of a semicircular shape with U-shaped reinforcing ribs (50) spaced longitudinally along the length of the shell (12). The reinforcing ribs (50) are of an increasing depth from the upper ends thereof to the bottoms thereof a... | 01/09/1996 |
| 5481988 | Telescoping work platform A telescoping work platform having telescoping inner and outer frames that are telescopically adjustable and are capable of being locked relative to one another. The inner frame has a bottom wall at its lower end which serves as a work platform and is pro... | 01/09/1996 |
| 5474103 | Safety guard for orifice fitting device A safety guard or lockout device (22) for a dual chamber orifice fitting device (1) having a removable orifice plate (4). In a normal position when the upper and lower chambers (8, 9) are equal in pressure, the guard (50) of the safety guard device (22) i... | 12/12/1995 |
| 5469404 | Method and apparatus for seismic exploration A marine seismic signal source apparatus and method that maximizes the usable acoustical (db) energy of the array signature in a lower frequency bandwidth. The apparatus forms a three dimensional 2×4×2 array having a plurality of 8 air guns of identical... | 11/21/1995 |
| 5468066 | Apparatus and method for injecting dry particulate material in a fluid flow line An apparatus and method for injecting dry particulate material into a fluid flow line including a removable material supply unit (18) having an outer rigid container (55) and a sealed flexible bag (54) for the dry particulate material. The removable mater... | 11/21/1995 |
| 5462673 | Cleaning system for vibratory screening devices A vibratory screen apparatus (10) for the separation of solids has a cleaning system to clean the screen bed (15) of adhering solids, such as matted fibrous materials. A water discharge assembly (52) includes a water dispensing tubular member (60) in whic... | 10/31/1995 |
| 5456703 | Apparatus for application of heat/cold to target regions of the human anatomy Apparatus is provided for applying heat/cold to selected target regions of the human anatomy such as the temporalis and masseter muscles and to the region of the temporo-mandibular joint of the human cranial anatomy as well as other selected regions of th... | 10/10/1995 |
| 5456413 | Rotating nozzle with pressure responsive clearance A rotary water blast nozzle assembly includes an inner body member and a mandrel that supports a spray head having an internal bushing that rotates on the mandrel. Seals on the of the bushing are spaced at selected distance points from radial flow ports i... | 10/10/1995 |
| 5448738 | Method for information communication between concurrently operating computer programs A method of communication in a computer system is provided for transferring information between multiple, concurrently operating programs, each of which may have a respective window display. The user communicates with each of the application programs thro... | 09/05/1995 |
