"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 |
| 7507063 | Snap ring with recessed interior contour A snap ring for applications requiring cleanliness has a novel recessed interior contour that reduces debris generation during installation of the snap ring. The snap ring is suitable for applications where a reduction in debris generation is desirable, such as to r... | 03/24/2009 |
| 7168486 | Apparatus comprising expandable bistable tubulars and methods for their use in wellbores A technique for connecting expandable tubulars. The technique comprises an expandable connector system that facilitates the connection of tubular components, such as tubulars used in wellbore environments. ... | 01/30/2007 |
| 7014387 | Shaft drive coupling A single piece coupling device for connecting a load component to a rotatable shaft. The device comprises a sleeve having a bore for containing a rotatable shaft, an externally threaded portion and a tapered engagement face on the outer surface of the sleeve. Radial... | 03/21/2006 |
| 6581896 | Baluster clamp The apparatus is a clamp to hold flagpoles, plant support rods, and other items on rod-like structures, vertical posts (balusters) of stair or porch railings, and fences. The preferred embodiment is a large plastic split bolt with a knob-like head, struct... | 06/24/2003 |
| 6517543 | Bone connector system with anti-rotational feature A bone connector system includes first and second connector members, at least one and preferably both, of which carries an external bone screw thread to permit securance within a bone. One of the connector members defines a boss having an outer end with a... | 02/11/2003 |
| 6354779 | Self-drilling anchor bolt An anchor bolt is provided which includes a head, a drill portion, and an intermediate shank portion. The intermediate shank portion has a longitudinal cavity formed therein for receiving a mounting set screw. An external thread is formed on the shank por... | 03/12/2002 |
| 6280133 | Screw including a moldable mass to secure the screw against unintended loosening A screw with a threaded shaft which has a slot running lengthwise dividing the threaded shaft into two shaft halves. A deformable mass is provided in the slot and fills the slot. This mass prevents the screw threaded into a threaded hole or application-re... | 08/28/2001 |
| 6220805 | Slotted screw and method, and apparatus for forming a slot in a semi-product of a screw prior to thread formation The slotted screw is made with an apparatus for forming a slot in a semi-product of a screw prior to thread formation and includes a punch and a die mechanism. The die mechanism includes a tubular member, and an elongated die member formed integrally with... | 04/24/2001 |
| 6139236 | Board anchor An anchor that screws directly into a board without requiring a tap drill hole. A male screw is provided around the shaft part of the anchor with a drill part at one end and a flange part at the other end; at the end where the flange part is provided, a t... | 10/31/2000 |
| 5980149 | Sampling arm coupler A sampling arm coupler device comprises a coupler comprising a rectangular tructure or bar, having a cylindrically hollow bore therethrough. The bar has internal threading along the hollowv bore, and internally threaded holes through opposite sides of the ... | 11/09/1999 |
| 5755543 | Machine screw An improved machine screw for engaging a correspondingly threaded aperture, comprising a threaded shank having a proximal portion and a distal portion. A head adapted to be rotated may be formed on a shank proximal end opposite the shank distal portion, s... | 05/26/1998 |
| 5692864 | Self-threading anchor with spreadable leg portions joined by a frangible drill end portion The present invention discloses a self-tapping anchor and a method of installing the anchor into a wall. The anchor includes a flange portion, a drill end portion, and an intermediate shank portion. The intermediate shank portion has a central bore therei... | 12/02/1997 |
| 5628601 | Oil pan bolt with retaining means An oil pan bolt with a standard bolt head and a sealing flange that fits against the oil pan. Extending from the head of the bolt is a threaded portion that is inserted into the threads of the oil pan drain hole. An extension piece extends from the distal... | 05/13/1997 |
| 5372532 | Swivel head cap connector A swivel head cap assembly can be threadedly attached to an empty plastic pop bottle to create a float or buoy. The assembly includes a cap that is attachable to the bottle, the cap including an annular collar spaced from the cap by a pair of integrally m... | 12/13/1994 |
| 5292217 | Quick fastener Disclosed is a quick fastening quick releasing nut-and-bolt assembly in which the bolt has finger elements disposed along the bolt's longitudinal axis. The finger elements have sets of accurate thread segments matable with complimentary sets of radially i... | 03/08/1994 |
| 5228818 | Fastener system for male and female threaded members A fastener system is providing having a male threaded member and a female threaded member with arrangements for achieving a locking connection between the parts to prevent relative rotation of the parts due to vibration. In an embodiment of the invention,... | 07/20/1993 |
| 5169270 | Compressible screw-type locking mechanism The present invention relates to a compressible screw-type locking mechanism including an oversized locking screw and a tool for compressing and rotatively driving the oversized locking screw through a threaded bore. Formed about the top of the locking sc... | 12/08/1992 |
| 4339218 | Self-locking fastener A fastener for use in soft materials, such as wood, dry wall, and the like, is provided with a shank having a conical void and longitudinal slots in the leading end thereof, forming flexible fingers which bottom in a hole formed in the material to be fast... | 07/13/1982 |