Did You Know...
...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7744616 | Surgical sagittal saw blade with angled teeth and chip catchment and reciprocating saw blade with broached teeth A sagittal saw blade wherein the teeth are arranged so that relative to the teeth located closer to the outer sides of the blade, the inner located teeth are located closer to the proximal end of the blade. The blade is further formed to have an opening between at l... | 06/29/2010 |
| 7338432 | Urethral sling introducer and method of use A method and sling introducer (10) for installing a sub-urethral sling tape (100) through a vaginal incision wherein, the sling introducer (10) includes an instrument unit (11) having an elongated curved hollow tubular member (20) ... | 03/04/2008 |
| 7294131 | Bone removal device An apparatus and method for positioning and controlling the movement of a bone removal device, and thus of controlling the profile of material removed by the device. Also an improved drive mechanism for a bone removal device, where the drive shaft is readily removab... | 11/13/2007 |
| 7251897 | Blade clamping device The present invention relates to a quick-change saw blade clamping device which includes an output shaft, a cylindrical rotatable sleeve and a torsion spring. The output shaft is coupled to a blade carrier which is disposed within the cylindrical rotatable sleeve. A... | 08/07/2007 |
| 7189239 | Saw blade having a prearranged hub section A saw blade comprising a blade body having a longitudinal axis, a cutting means disposed at a first end of the blade body and a prearranged hub section having an outer periphery located at a second end of the blade body is shown. The prearranged hub section comprise... | 03/13/2007 |
| 7070604 | RF electrosurgically-activated cutter A novel cutter instrument uses radiofrequency (RF) electrosurgery and RF energy to achieve the desired cutting action with minimum of mechanical force, thereby reducing the risk of tissue damage due to excessive mechanical cutting action. Preferably, a cutter head o... | 07/04/2006 |
| 7048684 | Probe vibrating assembly for endoscopic procedures A probe vibrating assembly for endoscopic procedures includes a base unit having a rotatable spindle. A drive member is eccentrically mounted to the spindle. The drive unit is secured to a slide plate to move the slide plate back and forth while the spindle is rotat... | 05/23/2006 |
| 7040023 | Toolless blade holder for a reciprocating tool A reciprocating saw is provided having a motor oriented within a housing for operably driving a saw bar and blade holder in a reciprocating motion. The blade holder has a longitudinal slot for receiving a saw blade, and a transverse aperture extending into the longi... | 05/09/2006 |
| 7001403 | Saw blade for medical applications A saw blade for medical, in particular surgical, applications having a recess for mounting the saw blade inside a saw which exerts an saw movement, especially an oscillating saw movement, to the saw blade. In order to improve the dynamic behavior of the saw blade, l... | 02/21/2006 |
| 6916328 | Percutaneous cellulite removal system A percutaneous cellulite removal needle of the present invention can be used to make the appearance of cellulite less obvious by cutting the fibrous bridges that connect the skin to muscle/fascia or fibrous septae in the subcutaneous fat in a minimally invasive mann... | 07/12/2005 |
| 6638290 | Connector assembly for a surgical tool A connector assembly for connecting a surgical saw blade to a housing of a surgical instrument. The connector assembly allows a surgeon to align, insert and lock the surgical blade in the collect of the surgical instrument without any special tools, and f... | 10/28/2003 |
| 6302406 | Connector assembly for a surgical saw blade A connector assembly for connecting a surgical saw blade to a housing of a surgical instrument. The connector assembly allows a surgeon to align, insert and lock the surgical blade in the collet of the surgical instrument without any special tools, and fu... | 10/16/2001 |
| 6048345 | Motorized reciprocating surgical file apparatus and method A motor driven reciprocating surgical file apparatus and method for trimming and shaping hard body materials. A small file is detachably mounted on the distal end of a reciprocating offset arm. The offset arm allows the file to be inserted and manipulated... | 04/11/2000 |
| 6007541 | Dual-bladed reciprocating bone saw The invention relates to a handheld surgical power saw intended to be an integrated surgical tool or an attachment to a motorized surgical tool. The tool consists of two arms that reciprocate in opposite directions at all times. Attached to each arm is a ... | 12/28/1999 |
| 5919203 | Powered surgical tool A powered surgical tool includes a battery-operated motor that has an eccentrically mounted drive wheel for engaging a longitudinally movable drive wire that operates to incrementally rotate a ratchet wheel. A work wheel in the form of a cutting blade or ... | 07/06/1999 |
| 5797938 | Self protecting knife for curved jaw surgical instruments An electrosurgical hemostatic instrument including a curved end effector. A preferred embodiment of the invention provides a bipolar endoscopic clamping, coagulation and cutting device. In this device, a substantially straight, axially flexible knife is u... | 08/25/1998 |
| 5766184 | Endoscopic treatment tool An endoscopic treatment tool according to the present invention is led into the body through the endoscope channel. A treatment section (2) is operated by transmitting the operating power of an operating section (4) on the operator's side to the treatment... | 06/16/1998 |
| 5676680 | Wrenchless and adapterless collet system for surgical blades A method and apparatus for use as a wenchless and adapterless collet system for attaching an elongated surgical cutting blade to an oscillating surgical saw. The system comprises a collet adapted to mate with a particularly shaped blade hub. The collet ha... | 10/14/1997 |
| 5609603 | Surgical cutting device with safety interlock A surgical cutting device having a powered handpiece adapted to receive a cutting blade. The cutting blade is locked to the drive shaft by a locking ball holding member which is locked in place by a cylindrical cam ring which urges the balls of the lockin... | 03/11/1997 |
| 5591170 | Intramedullary bone cutting saw A powered bone cutting saw is used from within the intramedullary canal of a bone. A cutting blade is inserted through a bored intramedullary canal to a predetermined cutting depth. A motor is coupled to the cutting blade to rotate the cutting blade. The ... | 01/07/1997 |
| 5433457 | Saw blade retention system A saw blade retention system for retaining a saw blade to a reciprocating saw includes a shaft connected to the saw for reciprocation and having a slot for receiving the saw blade. The saw blade retention system also includes a chuck disposed about the sh... | 07/18/1995 |
| 5340129 | Saw blade retention system A saw blade retention system for retaining a saw blade to a reciprocating saw includes a shaft connected to the saw for reciprocation and having a slot for receiving the saw blade. The saw blade retention system also includes a chuck disposed about the sh... | 08/23/1994 |
| 5306285 | Surgical saw blade A surgical saw blade comprises a cutting edge, blade body and hub for connecting the blade body to a handpiece. The cutting edge comprises two rows of cutting teeth. Each tooth has a face and an opposing hollow trough at the base thereof, the distal end o... | 04/26/1994 |
| 5201749 | Circularly oscillating saw A circularly oscillating saw, used mainly in the surgical field which, while having minimal dimensions, must have a high cutting capacity with an atraumatic cool cut, without running hot itself. The saw provides a direct connection of the saw blade with a... | 04/13/1993 |
| 5087261 | Saw-blade for sawing living human bone A saw-blade for sawing living human bone during surgical operations, the saw-blade (1) presenting on at least one side (10) at least two saw portions (8, 9) and said saw-blade (1) having at least one inner space (14) through which coolant (18) is adapted ... | 02/11/1992 |
| 4986826 | Method and apparatus for removing prosthetic cement The removal of prosthetic cement from the medullary canal of a patient's long bone such as the femur during replacement of a joint prosthesis. The process comprises the steps of: (a) determining by X-ray or CT scan the profile of a line of intersection of... | 01/22/1991 |
| 4985031 | Left and right inferior border osteotomy blade saw An osteotomy blade saw is provided in left-offset and right-offset embodiments for performing sagittal ramus osteotomies. The blade saw has first and second straight arm portions forming an obtuse angle between them, the end of the second arm terminating ... | 01/15/1991 |
| 4768504 | Device for osteotomy A device for performing an osteotomy comprises an arcuately shaped saw blade (14), which in particular has a cross-sectional configuration in the shape of an arc of a circle, non-rotatably connected via a carrier body (12) with a spacer member (9) driven ... | 09/06/1988 |
| 4728319 | Intravascular catheter An intravascular catheter includes a flexible guide wire mounted for relative rotational and reciprocal movements within a reciprocal and flexible first tube. A rotary and flexible second tube is mounted on the first tube to define an annular passage ther... | 03/01/1988 |
| 4709699 | Surgeon's Gigli saw and method A Gigli saw used by a surgeon to cut bones is constructed of a plurality of round wires which have been deformed in a coining stand so that they form one polygonal shape which in the preferred embodiment is square. This square strand is then twisted along... | 12/01/1987 |
| 4708133 | Arcuate bone cutter and wedge guide system A bone cutter comprising various curved blades and an adjustable radial arm for making arcuate cuts with the use of a reciprocating, saber or jig saw.... | 11/24/1987 |
| 4700702 | Instrument for cutting tissues in surgery The instrument comprises a motor, a means for coupling to the motor, two rods producing a link between the coupling means and the cutting tool. It also comprises a cutting tool and a sheath surrounding the cutting tool; an aperture is situated in the shea... | 10/20/1987 |
| 4674502 | Intraocular surgical instrument An intraocular surgical instrument includes an elongated inner tube that is axially movably connected at a first end to a handpiece, and comprises a cutting edge at a distal end. An elongated outer tube is disposed coaxially with the inner tube, is connec... | 06/23/1987 |
| 4644952 | Surgical operating instrument A compact surgical operating instrument, including an elongated cylindrical housing supporting a projecting shaft which is mounted for reciprocation by a coaxially arranged cam assembly rotated by a motor drive. The cam assembly includes two continuous, o... | 02/24/1987 |
| 4489724 | Device for longitudinally driving a tool The present invention relates to a manual tool device, preferably used for surgical operations on bones, of longitudinal shape and to a method for making the same, the device assembly and arrangement, in particular the gearing section by which the driving... | 12/25/1984 |
| 4416278 | Bone plug cutter An apparatus for cutting a bone plug from a portion of bone. A base vertically supports a block. An arm has one end hinged to the block and carries a handle at the other end thereof. A sleeve is connected to the block and extends below the handle. A plung... | 11/22/1983 |
| 4340060 | Flexible craniotome footplate An improved craniotome footplate, or dura guard for cutting between bur holes or from a single bur hole in the skull without damaging the dura membrane which is intermediate the underside of the skull and the brain. The guard includes a flexible, resilien... | 07/20/1982 |
| 4036236 | Surgical saw A blade for a surgical saw having a handpiece, a chuck and drive means for reciprocating the chuck in an axial direction. The blade is long, relatively thin and has an integral ridge on one side thereof extending lengthwise thereof. The ridge is intermedi... | 07/19/1977 |
| 4020555 | Connecting mechanism for a saw blade A connecting mechanism for a saw blade of a surgical cutting tool in which the blade has two side projections spaced slightly from one end thereof and in which the connecting mechanism comprises a rotatable collar on the end of a reciprocating shaft which... | 05/03/1977 |
| 3986512 | Osteotome An osteotome comprising an interchangeable saw-blade, a crank, and a driving shaft makes possible simultaneous reciprocating and vertical swiveling movements of the saw-blade, thus obviating setting of the saw-teeth, enabling narrow cuts to be made in bon... | 10/19/1976 |
