Abstract: Embodiments disclosed herein are directed to negative pressure treatment systems and wound dressing systems, apparatuses, and methods that may be used for the treatment of wounds. In particular, some embodiments are directed to improved wound dressings comprising a bridge portion connecting two or more portions of an absorbent layer that facilitates trimming of the wound dressing to suitable sizes. Some embodiments provide for trimming the dressing in a gap between two or more portions of an absorbent layer and sealing the exposed portion of dressing after trimming when the dressing is applied to skin surrounding a wound.

Abstract: Disclosed herein are several embodiments of a negative pressure appliance and methods of using the same in the treatment of wounds. Some embodiments are directed towards wound dressings comprising a liquid and gas permeable transmission layer, an absorbent layer for absorbing wound exudate, the absorbent layer overlying the transmission layer, a gas impermeable cover layer overlying the absorbent layer and comprising a first orifice, wherein the cover layer is moisture vapor permeable. Some embodiments are directed to improved fluidic connectors or suction adapters for connecting to a wound site, for example using softer, kink-free conformable suction adapters.

Abstract: In some embodiments, a wound therapy apparatus includes a wound dressing configured to be positioned over a wound, the wound dressing including a substantially stretchable wound contact layer supporting a plurality of electronic components and a plurality of electronic connections that connect at least some of the plurality of the electronic components. The wound contact layer can include a first plurality of flocked fibers positioned on a wound facing side of the wound contact layer, the first plurality of flocked fibers including soft material configured to cushion the wound contact layer when the wound dressing is positioned over the wound. The wound contact layer can include a second plurality of flocked fibers positioned on a non-wound facing side opposite the wound facing side.

Abstract: Disclosed herein are embodiments of methods of inspection and manufacture of flexible printed circuit boards and flexible sensor sheets, and apparatuses such as wound dressing components utilizing the same. The methods can comprise applying a coating material to a flexible printed circuit board, wherein the coating material comprises a material that will fluoresce when exposed to UV or visible light and the flexible printed circuit board comprises one or more electronic components. The coated flexible printed circuit board can be positioned under UV or visible light to cause the coating material to fluoresce.

Abstract: In some cases, a wound dressing comprises a substantially flexible substrate with a first, wound-facing side supporting a plurality of electronic components and a second side opposite the first side, wherein the substrate comprises a plurality of perforations formed though the substrate and wherein the plurality of perforations comprise walls on the exterior surface of the plurality of perforations, a first substantially stretchable coating applied to the first side of the substrate, and a second substantially stretchable coating applied to second side of the substrate, wherein the walls of the plurality of perforations are at least partially coated with at least one of the coatings.

Abstract: Disclosed herein are embodiments of methods of inspection and manufacture of flexible printed circuit boards and flexible sensor sheets, and apparatuses such as wound dressing components utilizing the same. The methods can comprise applying a coating material to a flexible printed circuit board, wherein the coating material comprises a material that will fluoresce when exposed to UV or visible light and the flexible printed circuit board comprises one or more electronic components. The coated flexible printed circuit board can be positioned under UV or visible light to cause the coating material to fluoresce.

Abstract: Embodiments disclosed herein are directed to negative pressure treatment systems and wound dressing systems, apparatuses, and methods that may be used for the treatment of wounds. In particular, some embodiments are directed to improved wound dressings comprising a bridge portion connecting two or more portions of an absorbent layer that facilitates trimming of the wound dressing to suitable sizes. Some embodiments provide for trimming the dressing in a gap between two or more portions of an absorbent layer and sealing the exposed portion of dressing after trimming when the dressing is applied to skin surrounding a wound.

Abstract: In some cases, a wound dressing includes a substantially flexible substrate with a first, wound-facing side supporting a plurality of electronic components and a second side opposite the first side, a wicking layer in contact with the second side of the substrate, the wicking layer configured to facilitate passage of fluid, a substantially non-stretchable coating applied to at least some of the plurality of electronic components, a substantially stretchable coating applied to the first side of the substrate, the stretchable coating applied over the substantially non-stretchable coating, a wound contact layer in contact with the stretchable coating, the wound contact layer configured to adhere to a wound, and a protective layer applied to the wound contact layer, the protective layer configured to be removed to expose the wound contact layer. In some cases, a method of manufacturing the wound dressing.

Abstract: In some cases, a wound dressing comprises a substantially flexible substrate with a first, wound-facing side supporting a plurality of electronic components and a second side opposite the first side, wherein the substrate comprises a plurality of perforations formed though the substrate and wherein the plurality of perforations comprise walls on the exterior surface of the plurality of perforations, a first substantially stretchable coating applied to the first side of the substrate, and a second substantially stretchable coating applied to second side of the substrate, wherein the walls of the plurality of perforations are at least partially coated with at least one of the coatings.

Abstract: In some cases, a wound dressing and a method for coating a wound dressing is provided. A first coating may be applied on a first side of a substantially flexible substrate of the wound dressing. The first side of the substrate may support a plurality of electronic components, electronic tracks, and a plurality of connectors between the electronic components and electronic tracks. The first coating may be applied to at least one connector of the plurality of connectors or to at least one electronic components of the plurality of electronic components to reinforce the at least one connector or the at least one electronic components.

Abstract: Devices and methods for encapsulating a portion of a wound dressing with biocompatible coating are disclosed. In some embodiments, a method includes applying a first coating on a first side of a flexible substrate of the wound dressing. The first side of the substrate can support a plurality of electronic components, electronic tracks, and connectors between the electronic components and electronic tracks. The first coating can be applied to at least one connectors. The application of the first coating can strengthen the at least one connector. The method can further include applying a second biocompatible coating on the first side of the substrate of the wound dressing and coating a second side of the substrate opposite the first side with a third coating, and coating at least some of the plurality of the electronic components with a fourth coating.

Abstract: In some cases, a wound dressing includes a substantially flexible substrate with a first, wound-facing side supporting a plurality of electronic components and a second side opposite the first side, a wicking layer in contact with the second side of the substrate, the wicking layer configured to facilitate passage of fluid, a substantially non-stretchable coating applied to at least some of the plurality of electronic components, a substantially stretchable coating applied to the first side of the substrate, the stretchable coating applied over the substantially non-stretchable coating, a wound contact layer in contact with the stretchable coating, the wound contact layer configured to adhere to a wound, and a protective layer applied to the wound contact layer, the protective layer configured to be removed to expose the wound contact layer. In some cases, a method of manufacturing the wound dressing.

Abstract: Devices and methods for encapsulating a portion of a wound dressing with biocompatible coating are disclosed. In some embodiments, a method includes applying a first coating on a first side of a flexible substrate of the wound dressing. The first side of the substrate can support a plurality of electronic components, electronic tracks, and connectors between the electronic components and electronic tracks. The first coating can be applied to at least one connectors. The application of the first coating can strengthen the at least one connector. The method can further include applying a second biocompatible coating on the first side of the substrate of the wound dressing and coating a second side of the substrate opposite the first side with a third coating, and coating at least some of the plurality of the electronic components with a fourth coating.

Abstract: Embodiments disclosed herein are directed to sealing compositions for negative pressure treatment systems and wound dressing systems, devices containing the same, apparatuses, uses and methods for creating a main wound dressing portion for use in wound care, more particularly for sealing a trimmable dressing, having a main dressing portion or cell in fluid (e.g., gas) communication with additional dressing portions or cells, for use in wound care, more particularly that may be used for the treatment of wounds. In particular, some embodiments are directed to compositions for improving the versatility of wound dressings for wounds of different shapes or sizes.

Abstract: In some embodiments, a wound therapy apparatus includes a wound dressing configured to be positioned over a wound, the wound dressing including a substantially stretchable wound contact layer supporting a plurality of electronic components and a plurality of electronic connections that connect at least some of the plurality of the electronic components. The wound contact layer can include a first plurality of flocked fibers positioned on a wound facing side of the wound contact layer, the first plurality of flocked fibers including soft material configured to cushion the wound contact layer when the wound dressing is positioned over the wound. The wound contact layer can include a second plurality of flocked fibers positioned on a non-wound facing side opposite the wound facing side.

Abstract: Embodiments of apparatuses and methods for determining a positioning of sensors in a wound dressing are disclosed. In some embodiments, a wound monitoring and/or therapy system can include a wound dressing and a plurality of sensors configured to measure one or more wound characteristics. The wound monitor system can also include at least one positioning device configured to indicate position and/or orientation in the wound of a sensor of the plurality of sensors. In some embodiments, a detector can be configured to determine, based on the positioning data, the position and/or orientation in the wound of the sensor of the plurality of sensors. In some embodiments, the plurality of sensors can be positioned on a strip or string of material in communication with the positioning device.

Abstract: Devices and methods for encapsulating a portion of a wound dressing with a coating are disclosed. In some embodiments, a method can comprise positioning a substantially flexible wound contact layer of the wound dressing on a perforated plate. The wound contact layer can include a first side supporting a plurality of electronic components protruding from a surface of the first side and a second side opposite the first side. The second side can be substantially smooth. The method can further comprise applying a vacuum to the wound contact layer through perforations in the perforated plate to hold the wound contact layer against the perforated plate and coating the wound contact layer with a coating.

Abstract: Embodiments of apparatuses and methods for determining a positioning of sensors in a wound dressing are disclosed. In some embodiments, a wound monitoring and/or therapy system can include a wound dressing and a plurality of sensors configured to measure one or more wound characteristics. The wound monitor system can also include at least one positioning device configured to indicate position and/or orientation in the wound of a sensor of the plurality of sensors. In some embodiments, a detector can be configured to determine, based on the positioning data, the position and/or orientation in the wound of the sensor of the plurality of sensors. In some embodiments, the plurality of sensors can be positioned on a strip or string of material in communication with the positioning device.

Abstract: Disclosed herein are several embodiments of a wound treatment apparatus employing a fluidic connector for negative pressure wound therapy and methods of using the same. Some embodiments are directed to improved fluidic connectors for connecting to a wound site, for example a fluidic connector including a reinforcement, and methods of using the same.

Abstract: Devices and methods for encapsulating a portion of a wound dressing with a coating are disclosed. In some embodiments, a method can comprise positioning a substantially flexible wound contact layer of the wound dressing on a perforated plate. The wound contact layer can include a first side supporting a plurality of electronic components protruding from a surface of the first side and a second side opposite the first side. The second side can be substantially smooth. The method can further comprise applying a vacuum to the wound contact layer through perforations in the perforated plate to hold the wound contact layer against the perforated plate and coating the wound contact layer with a coating.