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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 6540739 | Surgical instrumentation system Instrument holder comprising a shank (1) equipped with a head (2) designed to receive an instrument and a locking component (4) pushed against the head by a spring (9) bearing on a ring (11) sliding on the shank, and having means of connection (8, 12) on ... | 04/01/2003 |
| 6475221 | Connector for domed cutting tool The surgical reamer (20) has a hollow dome (24) with apertures (26) spaced apart arranged in arcs (28) extending from an apex (30) of the dome to the base portion (32) of the dome, and removable teeth (22) positioned in the apertures. Each cutting tooth (... | 11/05/2002 |
| 6112649 | Safety switch structure of a mixer adjustable for a juice extractor This invention relates to a safety switch structure of a mixer adjustable for a juice extractor in which one safety switch is bound to a main body to which a mixer adjustable for a juice extractor is connected in turns; the bound switch is operated by eac... | 09/05/2000 |
| 6048568 | Method for preparing a bean curd containing pine leaves The present invention relates to a method of preparing a bean curd containing pine leaves including the steps of: admixing beans kept soaked in water with pine leaves at the ratio of 15 to 20:1; smashing the mixture into powder of 50 to 80 mesh; boiling t... | 04/11/2000 |
| 5282805 | Controlled force mallet According to the invention there is provided surgical instrumentation for implanting an orthopedic prosthesis comprising a handle having opposed longitudinal ends and a head assembly situated at one end of the handle. The head assembly includes an externa... | 02/01/1994 |
| 5232702 | Silicone pressure sensitive adhesive compositons for transdermal drug delivery devices and related medical devices A silicone pressure sensitive adhesive composition which is compatible with drugs, excipients, co-solvents and skin penetration enhancers is disclosed which includes a cohesive strengthening agent in combination with a silicone fluid and a silicate resin.... | 08/03/1993 |
| 5232935 | Composition for enhancing drug permeation A method of accelerating the permeation of drugs in topical and transdermal delivery of a drug in which a drug is applied to the skin in combination with organosilicon compounds which are carboxyalkyl functional polysiloxanes and alkylsulphoxide functiona... | 08/03/1993 |
| 5194180 | Ionically conductive material and method for its preparation The present invention relates to an ionically conductive material formed of (A) organopolysiloxane having at least two carboxyl group-containing hydrocarbon groups in each molecule, (B) polyoxyalkylene having at least two hydroxyl groups in each molecule,... | 03/16/1993 |
| 5176684 | Modular shaping and trial reduction guide for implantation of posterior-stabilized femoral prosthesis and method of using same According to the invention, there is provided a trial implant comprising a modular bracket defining a structure having an internal surface adapted to be seated on the distal aspect of a resected femur bone and an external surface with a shape resembling t... | 01/05/1993 |
| 5165425 | Method of forming a flap of tissue The specification describes and claims a flexible article intended for inflation in the human or animal body, e.g. a prosthesis or tissue expander, which comprises an envelope having upon its surface a receptor structure adapted to receive a portion of a ... | 11/24/1992 |
| 5153231 | Silicone foams A multi-component foamable silicone composition is described and claimed which is capable of curing quickly at 20° C. to provide a low density foamed mass. The composition comprises (A) one or more polydiorganosiloxanes having not less than three alkyl-h... | 10/06/1992 |
| 5146933 | Implantable prosthetic device and tethered inflation valve for volume According to the invention, there is provided an implantable prosthetic device inflatable by a self-contained resealable valve in combination with an external locator for determining the position of the valve. The prosthesis includes a flexible outer enve... | 09/15/1992 |
| 5135483 | Atherectomy device with a removable drive system An intravascular catheter comprises an elongated flexible jacket having opposed proximal and distal ends and a central passageway extending between the ends. A working head is located at the distal end, including a canalizing tip and a bearing for rotatab... | 08/04/1992 |
| 5135529 | Instrument for implanting modular hip joint prosthesis with adjustable anteversion and method of using said instrument The present invention provides a modular hip prosthesis, and instrumentation for implanting the same, which has provision for varying the angulation between the stem portion and the trochanteral module portion by provision of connection means between the ... | 08/04/1992 |
| 5127552 | Foam mixer-applicator with foaming chamber and method of using A foam mixer-applicator for mixing a two-part foamable composition includes a mixing head having a mixing chamber for impingement mixing of the two component parts of the foamable composition, which are supplied to the mixing chamber in a pre-pressurized ... | 07/07/1992 |
| 5100409 | Shaping and trial reduction guide for implantation of femoral prosthesis and method of using same According to the invention, there is provided a trial implant comprising a modular bracket defining a structure having an internal surface adapted to be seated on the distal aspect of a resected femur bone and an external surface with a shape resembling t... | 03/31/1992 |
| 5098436 | Modular guide for shaping of femur to accommodate intercondylar stabilizing housing and patellar track of implant Modular surgical instrumentation and a method of using same is provided, according to the invention. The instrumentation comprises a first bracket defining a generally U-shaped structure having an internal surface adapted to be seated on the distal aspect... | 03/24/1992 |
| 5059196 | Femoral prosthesis holder/driver tool and method of implantation using same There is described a surgical tool and method for implanting a condylar prosthesis onto a femur using the tool. The prosthesis is of the type having a pair of posterior condyles which define an intercondylar notch opening including a distal internal conta... | 10/22/1991 |
| 5035249 | Method of making envelope for tissue expander A tissue expander and a method of making a tissue expander which includes (a) a fluid-tight envelope which is inflatable by a single means for inflation and which has an expandable upper section formed of (i) a first elastic portion and (ii) a second elas... | 07/30/1991 |
| 5035699 | Patella track cutter and guide A surgical device for accurately positioning and cutting a patellar groove in a resected distal femur to receive a patellar track portion of a prosthesis, including a guide element adapted to fit over the distal end of a resected femur, having a central o... | 07/30/1991 |
| 5023288 | Silicone rubber adhesive The silicone rubber adhesive film of the present invention is characterized by simplicity of handling and an excellent workability and useablility, as well as by adhesiveness for various types of substrates and an excellent durability of adhesion. These c... | 06/11/1991 |
| 5017238 | Aqueous cleaning dispersions using adsorptive polymeric powder and method of using An aqueous cleaning dispersion, especially suitable as a contact lens cleaning solution, which includes a homogeneous mixture of water and a liquid-adsorbable powder homopolymer of tetraethylene glycol dimethacrylate.... | 05/21/1991 |
| 5002581 | Modular hip joint prosthesis with adjustable anteversion The present invention provides a modular hip prosthesis, and instrumentation for implanting the same, which has provision for varying the angulation between the stem portion and the trochanteral module portion by provision of connection means between the ... | 03/26/1991 |
| 4895569 | Fastening system for a disposable absorbent garment having a tailored seam A disposable absorbent garment (10) of the type having opposed engageable waistband portions (14) separated by an intermediate portion (16), comprises a breathable elastomeric nonwoven fabric outer cover (12) and a superposable absorbent structure (32), i... | 01/23/1990 |
| 4892598 | Method of integrating an absorbent insert into an elastomeric outer cover of a diaper garment A method of integrating a fluid-absorbing component into a holding component of an anatomically form-fitting, generally self-adjusting absorbent garment is disclosed. An elastomeric outer cover is provided for holding a relatively inelastic absorbent inse... | 01/09/1990 |
| 4891258 | Stretchable absorbent composite The stretchable composite comprises a liquid-pervious layer, liquid-impervious layer, an absorbent layer, and a stretchable layer. The stretchable layer is stretch-bonded to the other layers and, upon relaxing the stretched layer, a plurality of rugositie... | 01/02/1990 |
| 4886512 | Incontinent garment with elasticized pouch The invention provides a generally narrow rectangular garment having elasticized portions centered on the long edges of the rectangle. The pad is elasticized such that shrinkage of the relaxed elastic results in a pouched formation that is well suited for... | 12/12/1989 |
| 4872871 | Disposable absorbent garment having elastic outer cover and integrated absorbent insert structure An anatomically form-fitting generally self-adjusting disposable absorbent garment and methods of integrating and using the garment. The garment comprises a breathable elastomeric nonwoven fabric outer cover resiliently stretchable in cross-body direction... | 10/10/1989 |
| 4864740 | Disposable hygienic shoe insole and method for making the same A disposable hygienic shoe insole comprises three layers; a top layer of a spunbonded polypropylene material, a composite layer of pulp fibers and polypropylene fibers meltblown onto the top layer, and a bottom layer of polyethylene vinyl acetate meltblow... | 09/12/1989 |
| 4863542 | Method and apparatus for applying discreet elastic strips to a stationary web An apparatus (10) for applying an elastic material (14) to a backing material (18) includes an applicator assembly (12) for applying a length of elastic material (14) to a bonding template (16), and a bonding template (16) for supporting the length of ela... | 09/05/1989 |
| 4861399 | Apparatus and method for forming filament and loop fasteners Apparatus and methods for producing a novel fastener means of the type having a plurality of fastening means extending from bight portions 60 bonded to a backing material 48. Products fabricated with the novel fastener means. The apparatus generally compr... | 08/29/1989 |
| 4847134 | Stretchable absorbent undergarment The stretchable undergarment comprises a liquid-previous bodyside layer, liquid-impervious outer layer, an absorbent layer, and a stretchable layer. The stretchable layer is stretch-bonded to the other layers and, upon relaxing the stretchable layer forms... | 07/11/1989 |
| 4846825 | Diapers with elasticized side pockets According to the instant invention, there is provided an anatomically form-fitting, generally self-adjusting disposable absorbent garment, preferably a diaper. The garment comprises a breathable elastomeric outer cover, resiliently stretchable to surround... | 07/11/1989 |
| 4842596 | Method of making a breathable elastic fabric composite and personal article incorporating same A method for making a breathable elastomeric laminar fabric, the material produced thereby and a disposable absorbent garment incorporating the material as either an outer cover or gathers at the leg and waist openings. The method comprises the steps of s... | 06/27/1989 |
| 4838885 | Form-fitting self-adjusting disposable garment with a multilayered absorbent An anatomically form-fitting, self-adjusting disposable garment with a stretchable outer cover (20), fixed position fasteners (70) (72) (74) (76) attached to the outer cover (20) and a multilayered absorbent structure (22). The multilayered absorbent stru... | 06/13/1989 |
| 4834738 | Disposable garment having elastic outer cover and integrated absorbent insert structure An anatomically form-fitting, generally self-adjusting disposable absorbent garment comprises a breathable elastomeric nonwoven laminar outer cover, resiliently stretchable preferably in a cross-body direction from about 20% to about 200%, including a pai... | 05/30/1989 |
| 4834736 | Disposable absorbent garment having elastic outer cover and absorbent insert structure integrated therein using stress-release means An anatomically form-fitting, generally self-adjusting disposable absorbent garment comprising a breathable elastomeric nonwoven laminar outer cover having an absorbent insert structure attached and integrated thereinto while allowing substantially unrest... | 05/30/1989 |
| 4808176 | Elasticized waist integration member for disposable absorbent garments An anatomically form-fitting, generally self-adjusting disposable absorbent garment comprises an elastomeric nonwoven outer cover, including a pair of leg openings, front and rear waist sections fastenable with one another defining a waist opening, a crot... | 02/28/1989 |
| 4802636 | Method and apparatus for level winding elastomeric ribbon An apparatus and method for winding a thin elastomeric ribbon having a low coefficient to friction onto a reel is disclosed. The ribbon is fed onto a rotating reel while being traversed along the axial length of the reel to distribute the ribbon onto the ... | 02/07/1989 |
| 4770656 | Routing of leg elastic to reduce stresses in a stretchable outer diaper cover An anatomatically form-fitting, generally self-adjusting disposable absorbent garment comprises a breathable elastomeric nonwoven outer cover wherein an elastic nonwoven web is joined to one or more gatherable nonwoven webs, including leg and waist openin... | 09/13/1988 |
