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William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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| Number | Title | Issue Date |
| 6274787 | Transparent, span-over-the-wound bandage A special bandaging device is provided which includes a canopy, of various shapes and sizes, which has a bottom edge for affixing to the patient's healthy skin surrounding the wound. Once affixed the canopy spans the entire wound without contacting the wo... | 08/14/2001 |
| 6274786 | Anti-reflux/heartburn device The device has a protrusion maintaining sustained pressure to an area of the upper abdomen. This mechanical pressure serves to assist in closing the cardiac sphincted, help induce esophageal relaxation and, in the case of a hiatal hernia, to return the st... | 08/14/2001 |
| 6268544 | Knitted wound dressings and method for making same The present invention provides a wound dressing comprising a mixture of textile fibres and gel forming fibres wherein the dressing is a knitted fabric comprising support yarn and in-laid yarn, the support yarn being substantially free of gel-forming fibre... | 07/31/2001 |
| 6267740 | Flexible non-contact wound treatment device with a single joint A non-contact wound treatment device suitable for releasable attachment to a patient's skin surface over a selected wound area in a non-contact position relative to the selected wound area, the wound treatment device comprising an attachment portion suita... | 07/31/2001 |
| 6262330 | Pressure sensitive adhesive tape for skin and base material therefor A pressure sensitive adhesive tape for skin, including a stretchable base material having good moisture permeability and a pressure sensitive adhesive layer formed on at least one side of the base material, wherein the adhesive tape has features that (a) ... | 07/17/2001 |
| 6258995 | Wound treatment composition A wound treatment composition comprises an amorphous hydrogel incorporating fibers which have provided cations for cross-linking the hydrogel and a bacteria static agent. The composition has a viscosity of 20,000 to 1,000,000 cPs.... | 07/10/2001 |
| 6255553 | Adhesive bandage with soft three-dimensional figure An adhesive bandage having at least one soft three-dimensional figure. In one form, a soft three-dimensional figure, such as a stuffed character, animal or object, is attached to the top surface of a flexible backing that is coated with adhesive on its sk... | 07/03/2001 |
| 6254883 | Composition for transdermal delivery of drugs A pharmaceutical composition for the controlled transdermal delivery of a drug containing a combination of a drug and an ion exchanger group to a carrier, and a pharmaceutically acceptable salt that is able to control the release of the drug from the ion ... | 07/03/2001 |
| 6252128 | Porous sheet A porous sheet suitable for use in first-aid sticking plasters, poultices, etc. as the substrate is described. The porous sheet comprises a thermoplastic polymer, and an arbitrary cross section of the porous sheet has a polymer packing of 30 to 90% and co... | 06/26/2001 |
| 6252129 | Dispensing device and method for forming material A dispensing device and method for forming a least partially solid or gel-like material from a liquid. At least one liquid issuing from an outlet is subjected to an electric field causing the liquid to form at least one electrically charged jet which, aft... | 06/26/2001 |
| 6248932 | Self-adhesive ready-made bandage for restricting stretching or bending of the metacarpophalangeal joint and of the wrist Ready-made bandage with a self-adhesive coating on at least one side, for restricting stretching or bending of the metacarpophalangeal joint and/or of the wrist, wherein, at the head area (13) of an oblong strip (1), a short rein (41, 42) is arranged on a... | 06/19/2001 |
| 6245347 | Methods and apparatus for improved administration of pharmaceutically active compounds Methods and apparatus for improving administration of drugs through the use of heat and other physical means. The present invention relates to the use of heat and other physical means in conjunction with specially designed dermal drug delivery systems, co... | 06/12/2001 |
| 6245959 | Substrate for adhesive dressing, and medical adhesive dressing and adhesive tape using the same A substrate for an adhesive dressing comprising an ethylene/vinyl acetate copolymer having a weight average molecular weight of 1×104 to 1×105, a molecular weight distribution of 4.0 or less, a melt flow rate of 3.0 g/10 minutes or... | 06/12/2001 |
| 6245960 | Inherent healing accelerator A process and device for improved healing of large avulsed or burned tissue which prevents excessive cicatricial, keloid or fibromatoid formation, reduces fluid loss, and increases protection from infection by employing an elastomer matrix; i.e., a thin s... | 06/12/2001 |
| 6241697 | Wound covering A non-contact wound covering for covering a wound. A peripheral sealing ring is covered by a barrier layer and this assembly is attached to the skin with an adhesive. The barrier layer and peripheral sealing ring together define a treatment volume over th... | 06/05/2001 |
| 6242665 | Bandage The invention relates to a plaster consisting of a flat element on which an adhesive area (2) is provided. From above, said adhesive area (2) surrounds a non-adhesive area or a pad (5) on the application side. According to the invention, the adhesive area... | 06/05/2001 |
| 6238362 | Contour of a transdermal therapeutic system A transdermal therapeutic system (TTS) for the delivery of active compounds to or through the skin, having a layer adhering comparatively permanently to the skin, whose outer edges are defined by a contour, is characterized in that at least two sections w... | 05/29/2001 |
| 6235964 | Wound dressing An improved wound dressing is provided which comprises a backing layer bearing a reference marking, a hydrocolloid layer and a release layer. The hydrocolloid swells in use. This swelling can be seen or felt through the backing layer. When the swelling ex... | 05/22/2001 |
| 6231885 | Composition for controlled and sustained transdermal administration A patch for transdermal administration of drugs through controlled release system, consisting essentially of: A) a flexible backing layer; B) an adhesive layer comprising: an adhesive pressure sensitive adhesive polymeric matrix, a cohesion improver, a tackifier ag... | 05/15/2001 |
| 6225521 | Adhesive-matrix patch The invention relates to a patch comprising a matrix made of a material having self-adhesive properties to being applied to the skin. The patch includes a permeable structure completely embedded in said matrix close to its surface so as to modify the over... | 05/01/2001 |
| 6225522 | Assembly for dispensing packaged adhesive-sided articles An assembly apparatus, preferably in the form of a package with a foldable reclosable cover, for dispensing adhesive backed articles. Such articles are singly packaged in a separable envelope having a bottom backing sheet that is attached by an anchoring ... | 05/01/2001 |
| 6222090 | Waterproof injection port cover A protective cover for keeping dry an area of an animal body during bathing, showering, or swimming is disclosed. One embodiment of the protective cover includes a flexible waterproof sheet having a waterproof adhesive provided around the edge of the shee... | 04/24/2001 |
| 6211425 | Patch A transdermal patch containing a drug comprising formoterol and/or a salt, a solvent for the drug, a pressure-sensitive adhesive comprising an ethylene/vinyl acetate copolymer resin and at least one of a filler and a plasticizer. The patch is substantiall... | 04/03/2001 |
| 6207875 | Wound dressing and manufacturing method therefor A wound dressing (1) comprising a layer of absorbent foam material (2) which includes a pattern of holes (4). The holes open out on that side of the foam material which lies proximal to the wearer's skin when the dressing (1) is worn, and the layer of foa... | 03/27/2001 |
| 6206902 | Nose pack A nose pack includes: a moisture-permeable base sheet, and a film-forming cosmetic substance contained in and carried by the base sheet; the base sheet having a slit in a lower portion thereof for defining an opening such that an upper edge of the opening... | 03/27/2001 |
| 6207873 | Skin protector A guard for isolating patient skin from a medical appliance is formed from a nonwoven fiber web member soft nonadhesive material having a medication dispersed throughout the member. A continuous adhesive layer is attached to a planar surface of the nonwov... | 03/27/2001 |
| 6201164 | Hydrocolloid wound gel A hydrocolloid gel composition, especially a wound gel composition, which comprises: a) a water insoluble, water swellable cross-linked cellulose derivative; b) an alginate; and c) distilled water in a sufficient amount to make up the difference between t... | 03/13/2001 |
| 6198016 | Wet skin adhesive article The present invention provides an adhesive article that includes a backing substrate and a discontinuous adhesive layer disposed thereon, wherein the backing substrate comprises a fibrous web and absorbent particulate material, and further wherein the art... | 03/06/2001 |
| 6197331 | Pharmaceutical oral patch for controlled release of pharmaceutical agents in the oral cavity The invention is directed to a controlled-release solid composition for the oral cavity or "pharmaceutical oral patch" that adheres to hard dental surfaces, such as teeth and dentures, and releases an active pharmaceutical agent into the oral cavity. Rele... | 03/06/2001 |
| 6194629 | Non-slip bandage In the field of bandages it is known to provide a non-slip coating to one surface of a bandage. However, previous such bandages have suffered numerous disadvantages. The disclosure relates to a bandage (1) having a resiliently stretchable, non-slip coatin... | 02/27/2001 |
| 6191336 | Method of heat-sealing adhesive bandage and adhesive bandage made by using said method Adhesive-coated sheet material having a base sheet with a layer of adhesive applied thereto. The base sheet comprises a laminate of a thermoplastic fiber fabric and a film of polymeric material, with at least a portion of the laminate being heat-sealed in... | 02/20/2001 |
| 6190690 | Sustained/immediate acting ketoprofen patch and process for manufacturing the same A sustained/immediate acting ketoprofen patch. A moisture permeable backing, a moisture non-permeable primer, a moisture high-permeable drug layer containing ketoprofen and a skin adhesion layer controlling release of a drug solution are piled up. An ethy... | 02/20/2001 |
| 6191334 | Perforation repair device and method A dissolvable repair device, and a method utilizing the same, that is intended to aid in the repair and healing of a perforation in body tissue, such as a nasal septum. The repair device is intended to be placed over the area of the perforation to act as ... | 02/20/2001 |
| 6191335 | Dressings A wound dressing is provided which is made up of a backing layer, an apertured wound facing layer and an intermediate absorbent layer comprising fibers of material which upon contact with moisture will form a gel. The intermediate layer also includes a no... | 02/20/2001 |
| 6191337 | Self-adhesive ready-made bandage for immobilizing the wrist Ready-made bandage with a self-adhesive coating on at least one side, for immobilizing the wrist, characterized in that at least three short reins (41, 43, 45) are arranged on one long side of an oblong strip (1), a second strip (2) is arranged on the opp... | 02/20/2001 |
| 6187989 | Breathable disposable absorbent article for topical adhesive attachment to the skin of a wearer The present invention relates to breathable absorbent articles particularly sanitary napkins, panty liners, adult incontinence products or sweat pads. In particular, the present invention relates to such breathable absorbent articles which are worn by dir... | 02/13/2001 |
| 6180132 | Hydrogel wound dressing and the method of making and using the same A hydrogel wound dressing which is highly absorptive, contours to a wound site and maintains the wound in a moist state to promote healing thereof.... | 01/30/2001 |
| 6175053 | Wound dressing material containing silk fibroin and sericin as main component and method for preparing same There is provided a novel wound dressing material which has biocompatibility and infection controllability as essential properties required for such a material, especially excellent flexibility and water absorption properties, thereby accelerating smooth ... | 01/16/2001 |
| 6175054 | Water soluble films A water soluble film having a thickness of from 0.03 mm to 0.5 mm comprising a water soluble polymer and an active substance.... | 01/16/2001 |
| 6174545 | Drug delivery devices and process of manufacture An improved process for manufacturing transdermal drug delivery devices and devices made therefrom. The invention provides a heat equilibration process for the manufacture of drug delivery devices which eliminates the need to preload the body contacting l... | 01/16/2001 |
