Skin Or Wound Facing Adhesive Layer Patents (Class 602/54)
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Patent number: 7605298Abstract: The invention relates to a dressing for a wound, containing a first layer which is formed by an absorbent matrix and an antimicrobially active substance. The substance is provided on a surface of the matrix in a chemically or physically bonded matter. The surface of the matrix with the substance is coated with a hydrophilic polymer.Type: GrantFiled: January 5, 2005Date of Patent: October 20, 2009Assignee: Bio-Gate AGInventors: Thorsten Bechert, Peter Steinrucke
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Patent number: 7605299Abstract: A disposable bandage for covering a wound area of a skin surface includes a self adhesive first fastener portion and a second fastener portion, a dome having a generally rectilinear shape and constructed from a thin rigid material, the dome being coupled to the first fastener portion along one edge and coupled to the second fastener portion along a second edge. The dome includes pleats that extend across the dome shape from the top edge to the bottom edge of the dome. A gasket is formed of a stretchable material and extends around the underside of the dome. The gasket is held in contact with the skin surface when the first fastener portion and the second fastener portion are pressed to a user's skin and, when the first fastener portion and the second fastener portion are moved away from each other, the pleats are unfolded and the gasket material is stretched and remains in contact with the skin surface.Type: GrantFiled: December 23, 2005Date of Patent: October 20, 2009Assignee: Biosara CorporationInventor: Marc Zocher
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Patent number: 7604819Abstract: A hemostatic device for promoting the clotting of blood includes a gauze substrate, a clay material disposed on the gauze substrate, and also a polyol such as glycerol or the like disposed on the gauze substrate to bind the clay material. When the device is used to treat a bleeding wound, at least a portion of the clay material comes into contact with blood emanating from the wound to cause the clotting. A bandage that can be applied to a bleeding wound to promote the clotting of blood includes a flexible substrate and a gauze substrate mounted thereon. The gauze substrate includes a clay material and a polyol. A hemostatic sponge also includes a gauze substrate and a dispersion of hemostatic material and a polyol on a first surface of the substrate.Type: GrantFiled: March 6, 2007Date of Patent: October 20, 2009Assignee: Z-Medica CorporationInventors: Raymond Huey, Denny Lo, Daniel J. Burns
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Publication number: 20090247924Abstract: The present invention relates to a patch including a backing, a pressure-sensitive adhesive layer formed on one surface of the backing, and a liner having a thickness of T and laminated on the pressure-sensitive adhesive layer, in which the liner has a groove formed from the surface opposite to the surface on which the pressure-sensitive adhesive layer is laminated and having a depth of from T/2 to less than T, the groove has a planar shape which enables the liner to be divided into two or more liner pieces by the groove, and the liner has a bending resistance before forming the groove of 50 mm or more.Type: ApplicationFiled: July 13, 2007Publication date: October 1, 2009Inventors: Jun Harima, Ryouhei Sakuraea
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Publication number: 20090240186Abstract: A band-aid includes at least one piece which includes a first adhesive portion and a second adhesive portion defined in two ends of an inner surface thereof. A lifting portion is located between the first and second adhesive portions. The first and second adhesive portions are adhered to two edges of a wound and the pulled toward each other by lifting the lifting portion. The two edges of the wound are rebuilt to reduce any possible scar by using the band-aid.Type: ApplicationFiled: September 24, 2008Publication date: September 24, 2009Inventor: Hsu-Cheng Fang
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Publication number: 20090240187Abstract: Adhesive devices used as wound dressings, ingredient delivery devices and IV hold-downs include a handling layer comprised of a layer of conductive material and at least one layer of non-conductive material, adhered to the non-adhesive coated side of an adhesive coated polymeric film layer, by an electrostatic charge, rather than by an adhesive.Type: ApplicationFiled: May 29, 2009Publication date: September 24, 2009Applicant: CORIUM INTERNATIONAL, INC.Inventors: David R. Johnson, Steven R. Klemm
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Publication number: 20090227935Abstract: A dressing support comprises a supporting element arranged for adhering in a removable manner to a skin portion of a patient, a dressing element, an electrode arrangement, the dressing element and the electrode arrangement being arranged in the supporting element in such a way as to be able to come into contact in use with the skin portion, and a window obtained in the supporting element near the dressing element.Type: ApplicationFiled: December 18, 2006Publication date: September 10, 2009Inventors: Andrea Zanella, Rosanna Toscano
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Patent number: 7586019Abstract: An adhesive patch for covering a portion of the anatomical surface of a living being, said patch being able to adhere to the skin, and/or a wound on a part of the body, said patch comprising a backing layer and a layer of a skin-friendly adhesive for adhering to the skin, and said patch having a pattern of indentations wherein the indentations are in the form of a pattern of curvilinear indentations shows a flexibility capable of adapting to the contour of a skin surface or a joint that is frequently bent ensuring a snug fit and a safe grip.Type: GrantFiled: March 24, 2004Date of Patent: September 8, 2009Assignee: Coloplast A/SInventors: Jakob Oelund, Carsten Sletten
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Patent number: 7576257Abstract: A reclosable wound dressing system, comprising a base portion having a circumference and lower and upper sides, the lower side carrying an adhesive that adheres to the skin, the upper side defining a first part of a two-part mechanical fastener system, the base portion defining an open area within the circumference, and a covering portion having a lower side that defines the second part of the two-part mechanical fastener system, the covering portion overlying at least part of and engaging with the upper side of the base portion, the covering portion fully covering the open area of the base portion, to cover a wound located in the open area.Type: GrantFiled: May 17, 2007Date of Patent: August 18, 2009Inventor: Alfred J. LaGreca, Sr.
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Patent number: 7576256Abstract: A wound dressing product, combining both a traditional dressing with a mounted absorbent material and a hydrophobic fabric attached thereto, which is to be placed towards the wound, and is capable of binding unwanted microorganisms. The wound dressing product protects the wound, absorbs exudate and reduces the number of pathogenic microorganisms, without using antimicrobial substances, and consists of three bonded layers: hydrophobic cellulose acetate fabric which binds microorganisms, an attached efficient absorbent material, and a backing (cover) which is preferably visually transparent, semi-permeable and self-adhesive.Type: GrantFiled: December 10, 2004Date of Patent: August 18, 2009Assignee: Abigo Medical ABInventors: Sten G. Björnberg, Jan G. Smith
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Patent number: 7569742Abstract: A composite wound dressing apparatus promotes healing of a wound via the use of a micropump system housed within or above a wound dressing member. The micropump system includes a miniature pump that applies a subatmospheric pressure to the wound to effectively draw wound fluid or exudate away from the wound bed without the need for a cumbersome external vacuum source. Hence, the wound dressing and micropump system is portable which allows the patient mobility that is unavailable when an external vacuum source is used. The patient does not need to be constrained for any period of time while exudate is being removed from the wound.Type: GrantFiled: September 6, 2006Date of Patent: August 4, 2009Assignee: Tyco Healthcare Group LPInventors: Kurt Haggstrom, Alain Tranchemontagne, Loredana Jinga
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Publication number: 20090182256Abstract: A removable medical adhesive tape with easily tearing-off feature of continual enrolled flat porous non-woven fabric strip in roll type includes a front layer, a backing layer, a pair of short transverse ends and a pair of prolonged longitudinal lateral edges in symmetrical parallel juxtaposition. Wherein a plurality of lengthwise intermediate adhesive bands intervenes between the pair of prolonged longitudinal lateral edges in parallel spaced manner; a lengthwise non-adhesive band is formed between each pair of adjacent intermediate adhesive bands respectively so that a plurality of non-adhesive cutouts are created at the freely exposed short transverse end; and the non-woven fabric strip is made of plural transverse textures and longitudinal textures in cross-linked manner such that the transverse texture is made into having highly extensible and elastic stretchability whereas the longitudinal texture is made into no stretchability.Type: ApplicationFiled: December 29, 2008Publication date: July 16, 2009Inventor: Chung-Yu Lin
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Publication number: 20090181074Abstract: A method and apparatus for reducing or eliminating pain after surgical procedures related to mucosal tissue, including tonsillectomy, adenoidectomy, or other pharyngeal operations. Certain embodiments provide a biodegradable film or covering that serves as a mechanical barrier to reduce pain caused, for example, by friction between solid food and healing tissue in the first few days after surgery. Some embodiments may include one or more therapeutic substances for locally reducing pain, facilitating healing and/or otherwise treating mucosal tissue at or near a tonsil bed.Type: ApplicationFiled: December 22, 2008Publication date: July 16, 2009Inventors: Joshua Makower, John Y. Chang, Ketan P. Muni, Wenda Carlyle, Howard Levine, William M. Facteau
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Patent number: 7559908Abstract: An apparatus is provided for applying compression therapy to an extremity of the human body, such as a portion of the human leg. The device includes a flexible member and an air bladder. The flexible member is adapted to wrap around the extremity to secure the air bladder chamber to the extremity. An air pumping mechanism is operated to inflate the air bladder chamber to a pressurized state. One or more fluid-filled pressurized members are provided, each separate and distinct from the flexible member and the air bladder chamber and thus readily moveable relative to the flexible member and the air bladder chamber. The pressurized member(s) preferably includes a sponge on its underside and is operably disposed between the extremity and the flexible member whereby it applies increased localized pressure to the extremity during use.Type: GrantFiled: April 20, 2005Date of Patent: July 14, 2009Inventor: Sundaram Ravikumar
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Publication number: 20090177135Abstract: The present invention relates to a wound dressing and in particular a wound dressing for application to the sacrum of a patient. The wound dressing is an absorbent pad having one or more lines about which the dressing can fold.Type: ApplicationFiled: June 6, 2008Publication date: July 9, 2009Applicant: BRISTOL-MYERS SQUIBB COMPANYInventors: Janette Rogers, Bryony Lee
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Publication number: 20090171258Abstract: The invention relates to a layered adhesive construct comprising a backing layer and a first and second layer of a hydrocolloid adhesive, where the first and second layer of hydrocolloid adhesive have different composition, and the second layer of hydrocolloid adhesive is interposed between the first layer of hydrocolloid adhesive and the backing layer where the first adhesive layer is a layer moldable adhesive paste comprising hydrocolloids having a Strain Recovery below 45% and the second adhesive layer is a layer of hydrocolloid adhesive having a Strain Recovery above 55%.Type: ApplicationFiled: December 18, 2006Publication date: July 2, 2009Inventors: Esben Stroebeck, Flemming Moss, Danuta Ciok
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Publication number: 20090163845Abstract: Acrylate adhesive composition comprising N-methacryloyl-3,4-dihydroxyphenylalanine and/or N-acrylol-3,4-dihydroxyphenylalanine. The adhesive composition ensures an adhesion of substrates under moist conditions, in particular a biocompatible and waterproof adhesion to human skin.Type: ApplicationFiled: September 28, 2006Publication date: June 25, 2009Inventor: Wolfgang Meyer-Ingold
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Publication number: 20090156974Abstract: An absorbent wound care device comprising a wound contacting layer comprising an absorbent non-woven bi-component staple fibre material, said staple fibre material comprising fibres having at least one outside portion of highly hydrophilic material and least one inner core of a low-absorbing material, wherein the staple fibre material comprising fibres having at least one outside portion of highly hydrophilic material and least one inner core of a low-absorbing material constitutes above 50% of the fibrous material and wherein the absorbent material consists of mechanically intertwined fibres enables the use of an absorbent material comprising only fibres having at least one outside portion of highly hydrophilic material without having to rely on the presence of wicking fibres, which material is capable of absorbing liquid parts and slough from wound exudates without giving rise to gel blocking and also reduces of the risk of maceration due to wicking of moisture laterally in the plane of the wound to the neiType: ApplicationFiled: August 31, 2006Publication date: June 18, 2009Inventors: Jens Hog Truelsen, Brian Nielsen
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Publication number: 20090148503Abstract: A flexible topical device for assisting performance of surgical incision comprises a tear-resistant support layer and an adhesive layer disposed thereon. The device can further comprises a tear-resistant reinforcement layer disposed adjacent to the support layer. The device is adhesively attached to a surface of the tissue in which an incision is to be made, adjacent to the incision. The device prevents or limits an initiation or propagation of a tear in the tissue resulting from the stresses or strains imposed on the incision.Type: ApplicationFiled: September 22, 2008Publication date: June 11, 2009Inventor: Hai H. Trieu
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Publication number: 20090149794Abstract: An adhesive preparation comprising a stretchable support and an adhesive layer laminated on at least one side of the support, wherein the stretchable support comprises a interlock woven fabric subjected to crimping processing, the adhesive layer contains 10% by mass or more of methyl salicylate with respect to the total mass of the layer, the whole adhesive preparation has moisture permeability of 1 to 350 g/m2·24 hr measured at a temperature of 40° C. and a relative humidity of 90%, and the methyl salicylate has a plasma AUC0-24 ranging from 3.0 to 60.0 ng·hr/mL in terms of a mean±standard deviation, and salicylic acid as a metabolite of the methyl salicylate has a plasma AUC0-24 ranging from 5000 to 13000 ng·hr/mL in terms of a mean±standard deviation, when the adhesive preparation is applied to a human skin for 8 hours such that an application amount of the adhesive layer applied is 50 to 300 g/m2 and a contact area is 280 cm2.Type: ApplicationFiled: August 1, 2007Publication date: June 11, 2009Applicant: HISAMITSU PHARMACEUTICAL CO., INCInventors: Kiyomi Tsuruda, Shinji Yamasoto, Kouki Shoho, Masaru Nakanishi
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Publication number: 20090149793Abstract: A bandage for a hoof, including a sheet material having a central body portion and a plurality of palmate lobes radiating outwardly from a central body portion. Straps extend from opposed sides of a lobe adjacent the back side of the hoof and are secured to an exterior portion of the bandage adjacent the toe of the hoof when the bandage is installed on the hoof.Type: ApplicationFiled: June 17, 2008Publication date: June 11, 2009Inventor: Bryan K. Tilghman
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Patent number: 7534927Abstract: A vacuum bandage is provided for use with a wound having a wound surface. The bandage is connectable to a vacuum source and includes a wound dressing member having a wound contacting surface, a top surface, and a port configured for communication with the vacuum source. The wound dressing member further includes holes in the wound contacting surface configured for communication with the wound surface of the wound and a passageway between the port and each hole. The vacuum bandage further includes a pack adjacent to the top surface of the member. The pack may include an aperture positioned about the port.Type: GrantFiled: December 20, 2002Date of Patent: May 19, 2009Assignee: Hill-Rom Services, Inc.Inventors: Jeffrey S. Lockwood, Robert Petrosenko
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Publication number: 20090124950Abstract: A wound dressing defines bodyside and backside surfaces. The dressing comprises a backing layer defining a center portion and a border portion surrounding the center portion. An absorbent core is connected to a surface of the backing layer within the center portion The absorbent core may be exposed along a bodyside surface of the wound dressing, or various adhesives and non-adhesive substrates may be applied along a surface of the absorbent core so as to define part of the bodyside surface of the wound dressing.Type: ApplicationFiled: October 28, 2008Publication date: May 14, 2009Inventors: Gudmundur Fertram Sigurjonsson, Thordur M. Elefsen, Palmar I. Gudnason
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Publication number: 20090124952Abstract: A dressing assembly configured to treat a herpetic lesion including a semi-permeable material sized and shaped to cover a herpetic lesion on human tissue. The invention also provides a method of treating a herpetic lesion (such as lesions caused by, e.g., herpes simplex 1, herpes simplex 2, or herpes zoster) including the step of applying a semi-permeable dressing to cover said wound for a sufficient time to heal said lesion.Type: ApplicationFiled: November 10, 2008Publication date: May 14, 2009Inventor: David A. Berman
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Patent number: 7531711Abstract: A wound dressing defining skin facing areas having different degrees of skin adherence. The dressing comprises a backing layer defining a center portion and a border portion surrounding the center portion. An absorbent core is connected to a surface of the backing layer within the center portion. The absorbent core may be exposed along a proximal surface of the wound dressing, or various adhesives and non-adhesive substrates may be applied along a proximal surface of the absorbent core.Type: GrantFiled: May 25, 2005Date of Patent: May 12, 2009Assignee: Ossur hfInventors: Gudmundur Fertram Sigurjonsson, Thordur Elefsen, Palmar Gudnason
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Publication number: 20090112142Abstract: The present invention relates to an adhesive bandage, particularly for use over the skin, comprising a support layer (2), which has a first surface (S1) facing the skin of the user and a second opposite surface (S2), the first surface (S1) defining a first surface area that receives at least partially an application of at least one first composite layer (3) comprising at least one adhesive element and at least one hydrocolloidal element, the bandage (1) being characterized in that at least one double or multi layer system (4, 5) is associated to at least a section of the composite layer (3) wherein the double or multi layer system comprises at least one permeable layer (5) and at least one second composite layer (4) comprising at least one adhesive element and at least one hydrocolloidal element, and wherein at least a section of the double or multi layer system (4, 5) is associated with the first composite layer (3) via its second composite layer (4) and/or wherein at least a section of the double or multi lType: ApplicationFiled: October 24, 2007Publication date: April 30, 2009Inventor: Carlos Da Silva Macedo, JR.
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Publication number: 20090105625Abstract: A toe and finger guard includes a protective member bendable from an initial, generally planar shape to a curved shape when mounted on a digit to be protected. A foam member is secured to the protective member. An adhesive tape overlies the protective member and the foam member and secures them on the digit. Advantageously, the protective member is a plastic square that is initially rigid and generally planar. The square is deeply grooved to acquire the capacity to be bent from its initial planar, generally rigid shape to a curved, flexible shape when mounted on the digit to be protected.Type: ApplicationFiled: February 4, 2008Publication date: April 23, 2009Inventors: Frank Kohner, Albert Stubbmann
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Patent number: 7521586Abstract: A packaged article including an adhesive-sided article, such as an adhesive bandage, and packaging formed of top and bottom backing sheets with a release layer disposed either directly on the bottom backing sheet facing the adhesive side of the article or on release paper carried on the bottom backing sheet. The facing surfaces of the top backing sheet and bottom backing sheet peripherally surrounding the adhesive-sided article have cohesive surfaces. An adhesive strip, preferably a double-sided adhesive strip, attaches the non-adhesive side of the adhesive-sided article to the top backing sheet. The top sheet is used as an applicator for placing the article onto a target surface, such as a patient's skin. The cohesive surface of the top sheet surrounding the article does not adhere to the target surface. A release layer applied directly on the bottom backing sheet eliminates additional material and waste.Type: GrantFiled: April 23, 2001Date of Patent: April 21, 2009Assignee: Aso, LLCInventor: Mark R. Schroeder
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Patent number: 7518031Abstract: A wound dressing comprising an absorbent pad, an adhesive layer, and a backing layer is described, along with a dressing support layer configured to retain and deliver the wound dressing to a wound, the dressing support layer having a radial configuration that forms a plurality of alternating covered and uncovered portions of the backing layer along the perimeter of the wound dressing.Type: GrantFiled: February 24, 2006Date of Patent: April 14, 2009Assignee: 3M Innovative Properties CompanyInventors: Wayne L. Liedtke, Richard L. Jacobson
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Patent number: 7511185Abstract: Disclosed is a bandage for closing a wound or incision, and methods for the use of same. The bandage comprises a first flat flexible component having adhesive on a lower surface and one or more first elongated connectors extending in an offset manner from one edge thereof in a first direction. The bandage further comprises a second flat flexible component having adhesive on a lower surface and one or more second elongated connectors extending in an offset manner from one edge thereof in a second direction generally opposite to the first direction. Pulling elements are joined to the first and second elongated connectors. Means are provided for attaching the first elongated connectors to the second flat flexible component and the second elongated connectors to the first flat flexible component.Type: GrantFiled: September 10, 2004Date of Patent: March 31, 2009Assignee: Clozex Medical LLCInventor: Michael Lebner
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Publication number: 20090069737Abstract: The Pressure Ulcer Bandage is designed for application to the skin of an individual to treat pressure ulcers. The bandage will be constructed of flexible, round hydrocellular polyurethane foam, approximately one inch deep and will range in diameter with a precut opening to allow pressure relief from the ulcer itself and disperse weight away from the wound. The precut openings should be in various sizes to allow an opening at least 0.25 inches larger than the wound to be utilized The foam bandage will have at least 1.5 times the size of the precut opening of remaining foam outside the opening. Ring shaped bandages have been ineffective in the past because of the lack of flexibility of the material used and the limited amount of padding away from the opening. This bandage can be produced in an adhesive and in a non-adhesive format. Additionally, the packaged product will be sterile.Type: ApplicationFiled: September 6, 2007Publication date: March 12, 2009Inventors: Scott Stapley, Renee LaChance
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Publication number: 20090062713Abstract: A bandage includes a wound treating section for collecting exudate from a wound, a hydrophobic layer attached to the wound treating section, and a liquid soluble adhesive positioned on the hydrophobic layer for removably adhering the bandage to a body part proximate the wound. The adhesive is dissolved upon contact with a liquid so that the bandage separates from the body part without painful sticking to the body part. The wound treating section can include a hydrocolloid or gauze pad.Type: ApplicationFiled: August 28, 2007Publication date: March 5, 2009Inventor: Alan E. Nash
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Publication number: 20090062714Abstract: A bandage is for use in covering a tip of a digit. The bandage includes a backing material and an absorbent material. The backing material includes a coupling mechanism, and is substantially planar. The absorbent material is coupled to the backing material and includes a first portion and a second portion. The first portion includes a first end, a second end, and a body extending therebetween. The body has a width that is narrower than a width of the digit, wherein the width of the digit is measured adjacent to the tip of the digit. When the bandage is applied to the digit, the first portion is configured to extend generally axially over a portion of the digit and the second portion is configured to extend at least partially circumferentially about a portion of the digit.Type: ApplicationFiled: August 31, 2007Publication date: March 5, 2009Inventors: Jorge Mario Trujillo, Luz Maria Trujillo-Jaramillo
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Publication number: 20090048626Abstract: An epidermal positioning mechanism for use with an application to a predetermined epidermal surface. The epidermal positioning mechanism comprises a strip of material having a first end portion of a predetermined shape, a second end portion of a predetermined shape, and middle portion coupling the first end portion to the second end portion. The first end portion and the second end portion each may include a side including an adhesive layer. An overlaying, non-adhesive barrier layer may be located between a portion of the adhesive layer and an end portion.Type: ApplicationFiled: October 14, 2008Publication date: February 19, 2009Inventor: Wallace J. Beaudry
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Publication number: 20090030361Abstract: The invention relates to an absorbent adhesive body of a foamed pressure sensitive hydrocolloid adhesive comprising one or more water soluble or water swellable hydrocolloids and having gas bubbles incorporated therein, where the gas in the gas bubbles are in direct contact with said pressure sensitive hydrocolloid adhesive and where tan ? for said adhesive in un-foamed form is below 0.35 at 40° C. and 0.001 rad/sec.Type: ApplicationFiled: February 15, 2007Publication date: January 29, 2009Inventor: Anders Bach
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Patent number: 7482504Abstract: A dressing and method for treating high-tension wounds. First and second layers of a 1-butyl cyanoacrylate 16 adhesive are applied to a short, high-tension wound, with the first and second layers covering the wound and extending to at least about 2.5 mm (0.0984 in.) from each side of the wound. The first layer is allowed to set and polymerize before the second layer of 1-butyl cyanoacrylate is applied. The second layer extends at least about 2.5 mm (0.0984 in.) beyond each edge of the first layer. In the case of a long, high-tension wound, a third layer is applied after the first and second layers are allowed to set and polymerize. The third layer is at least about 2.5 mm (0.0984 in.) wide and is substantially perpendicular to the first and second layers. The third layer may occur intermittently every 2.5 cm (0.984 in.) over the length of the wound, and preferably extends at least about 5 mm (0.197 in.) beyond the edge of the first layer.Type: GrantFiled: April 30, 2004Date of Patent: January 27, 2009Assignee: Zymurgy, LLCInventor: Lisa M. Brothers
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Publication number: 20090018475Abstract: Dressing combining a flexible membrane with a chemical available in a state able to impregnate the membrane and whose curing is controlled. Curing of said substance is effected by UV radiation.Type: ApplicationFiled: July 8, 2008Publication date: January 15, 2009Inventor: Christophe Lesca
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Patent number: 7468471Abstract: A wound dressing includes an absorbent core having opposed proximal and distal surfaces and a discrete skin adherent, apertured facing layer having a distal surface secured to the proximal surface of the absorbent core. The facing layer includes portions of a proximal surface thereof having different degrees of skin adherence.Type: GrantFiled: December 3, 2003Date of Patent: December 23, 2008Assignee: Ossur, hfInventors: Gudmundur Fertram Sigurjonsson, Thordur M. Elefsen, Palmar I. Gudnason
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Publication number: 20080300526Abstract: A bioadhesive for bonding to wet skin is disclosed, including a novel non-Hevea-based resin, which serves as a tackifier for the rubber, possessing strong wet adhesion to human skin and the remarkable property of bonding to it underwater, and a novel non-Hevea rubber that provides cohesive strength to the adhesive. Pressure-sensitive adhesive tapes are used in many applications where there is a need to adhere to skin, for example, medical tapes, wound or surgical dressings, athletic tapes, surgical drapes, or tapes or tabs used in adhering medical devices such as sensors, electrodes, ostomy appliances, and so on.Type: ApplicationFiled: June 1, 2007Publication date: December 4, 2008Inventor: Ronald W. Gumbs
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Patent number: 7456332Abstract: An epidermal positioning mechanism for use with an application to a predetermined epidermal surface. The epidermal positioning mechanism comprises a strip of material having a first end portion of a predetermined shape, a second end portion of a predetermined shape, and middle portion coupling the first end portion to the second end portion. The first end portion and the second end portion each may include a side including an adhesive layer. An overlaying, non-adhesive barrier layer may be located between a portion of the adhesive layer and an end portion.Type: GrantFiled: December 29, 2004Date of Patent: November 25, 2008Inventor: Wallace J Beaudry
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Patent number: 7442849Abstract: A carrier delivered dressing is disclosed which has a conformable backing with a pressure sensitive adhesive coated on a bottom face and removable carrier attached to the top face of the backing. A bond block material is positioned between the backing and the carrier. A cut line traverses both the carrier and the bond block material to form a tab.Type: GrantFiled: December 30, 2005Date of Patent: October 28, 2008Assignee: 3M Innovative Properties CompanyInventor: Steven B. Heinecke
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Publication number: 20080243043Abstract: Acrylic polymers comprising a non-primary hydroxyl functional monomer and low Tg alkyl acrylate monomers are useful in adhesive compositions that find use in skin contact applications.Type: ApplicationFiled: September 22, 2006Publication date: October 2, 2008Inventors: Allison Luciano, Eric N. Silverberg, Paul B. Foreman, Jianye Wen, Eli J. Goldman, Jay Audette
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Patent number: 7414168Abstract: Disclosed is a two-component device for closing a laceration or incision. The device includes a first component comprising a first adhesive-backed anchoring member and one or more first connecting members extending from one edge thereof in a first direction. Also included is a second component comprising a second adhesive-backed anchoring member and one or more second connecting members extending from one edge thereof in a second direction generally opposite to the first direction. Means for attaching the one or more first connecting members to the second anchoring member and means for attaching the one or more second connecting members to the first anchoring member is also provided. The attachment of the connecting members to the anchoring members forms attached and bridging portions of the one or more connecting members, the attached portions being attached to an anchoring member, and the bridging portions spanning the over-laceration area between the first and second anchoring members.Type: GrantFiled: July 24, 2003Date of Patent: August 19, 2008Assignee: Clozex Medical LLCInventor: Michael Lebner
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Patent number: 7411109Abstract: A method for making a perforated silicone gel layer includes providing a perforation device having a generally planar surface with a plurality of discrete perforating elements extending therefrom, placing a layer of uncured silicone gel on the planar surface of the perforation device with the perforating elements extending through the silicone gel layer, and peeling the silicone gel layer away from the perforation device when at least a surface of the silicone gel layer adjacent the planar surface has at least partially cured.Type: GrantFiled: December 3, 2003Date of Patent: August 12, 2008Assignee: Ossur HFInventors: Gudmundur Fertram Sigurjonsson, Thordur M. Elefsen
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Patent number: 7402721Abstract: A wound dressing includes an absorbent core having opposed proximal and distal surfaces including central and border portions, and a discrete skin adherent, elastomeric gel facing layer having a distal surface secured to the proximal surface of the absorbent core and a plurality of through extending apertures arranged in a pattern. A pressure sensitive adhesive layer is applied to the facing layer on at least a segment of a proximal surface opposed to the distal surface thereof. The adhesive layer has greater skin adherence properties than the elastomeric gel of the facing layer.Type: GrantFiled: December 3, 2003Date of Patent: July 22, 2008Assignee: Ossur HFInventors: Gudmundur Fertram Sigurjonsson, Thordur M. Elefsen, Palmar I. Gudnason
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Publication number: 20080172015Abstract: The present invention provides a patch package structure, which includes: a package including a first sheet material which is planar and a second sheet material which has been molded, the first and second sheet materials being sealed together in peripheral parts thereof, and a patch disposed in the package, in which the patch contains a backing, a pressure-sensitive adhesive layer laminated on at least one side of the backing, and a release liner which protects a pressure-sensitive adhesive surface of the pressure-sensitive adhesive layer; the second sheet material has been molded so as to have a protrudent part in at least a substantially central area thereof, the protrudent part having a planar outer shape larger than a planar outer shape of the release liner and having at least one recessed part; d is not smaller than T, in which d is the minimum gap distance between the inner surface of the first sheet material and the inner surface of the second sheet material at the recessed part and T is a thickness ofType: ApplicationFiled: January 11, 2008Publication date: July 17, 2008Applicant: NITTO DENKO CORPORATIONInventors: Katsuhiro OKADA, Yoshihiro IWAO, Kensuke MATSUOKA
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Patent number: 7396975Abstract: A wound dressing defining skin facing areas having different degrees of skin adherence. The dressing comprises a backing layer defining a center portion and a border portion surrounding the center portion. A carrier layer is secured to the border portion of the backing layer within the border portion and includes a first skin adherent facing layer. An absorbent core is connected to a surface of the backing layer within the center portion and a second skin adherent facing layer is disposed along a surface of the absorbent core. The first facing layer has greater skin adhesive properties than the second facing layer.Type: GrantFiled: August 25, 2004Date of Patent: July 8, 2008Assignee: Ossur hfInventors: Gudmundur Fertram Sigurjonsson, Thordur M. Elefsen, Palmar I. Gudnason
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Patent number: 7396976Abstract: A bandage remains securely attached to the skin of a wearer during extended exposure to arid, humid or wet conditions. The bandage is readily removed from the attached condition upon application of pressure to its exterior surface. Adhesive portions of the contain pockets or microcapsules filled with an adhesive-inactivating ingredient. The pockets are formed in the backing layer. Microcapsules, if present, are incorporated in the adhesive. The adhesive inactivating ingredient comprises oil from vegetable source, mineral source or fatty acids. The wearer ruptures the pockets or microcapsules by applying pressure to the bandage above the adhesive portions. The adhesive-inactivating ingredient is thereby released at the skin-adhesive interface, permitting an easy, pain-free removal of the bandage.Type: GrantFiled: April 21, 2006Date of Patent: July 8, 2008Assignee: I DID IT, Inc.Inventors: Marni Markell Hurwitz, Dave Narasimhan, Ernest D. Buff
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Publication number: 20080154168Abstract: Disclosed is a bandage, and methods for its use, which facilitates application of tissue adhesive to close and seal wounds.Type: ApplicationFiled: December 21, 2007Publication date: June 26, 2008Inventor: Thomas Placido Lutri
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Publication number: 20080146982Abstract: A method for applying pressure to skin with a dressing. The method including adhering at least a portion of the dressing to the skin and changing the shape of the dressing after application of the dressing to the skin wherein the changed shape applies pressure to the skin. The changing can include releasing a member from the dressing to allow the dressing to change the shape of the dressing; deforming at least a portion of the dressing to change the shape of the dressing or allowing the dressing to heat to above a transition temperature at which the dressing changes shape.Type: ApplicationFiled: December 3, 2007Publication date: June 19, 2008Inventors: Jahangir S. Rastegar, Thomas Spinelli