452results about "Plasters" patented technology

The present disclosure relates generally to antimicrobial gels. In particular, the present disclosure relates to an antimicrobial gel comprising a eutectic solvent and a gelling agent which can be used as a drug delivery vehicle for antimicrobial agents, including for the topical delivery of antimicrobial agents to the skin of a subject. The present disclosure also relates to processes for preparing the antimicrobial gel, and to methods, uses and compositions comprising the antimicrobial gel.

The invention relates to an intelligent dynamic negative pressure and phototherapy integrated burn wound treatment device, and belongs to the technical field of medical instruments, the device comprises a contact layer, a conduction layer and a honeycomb support layer, the contact layer drains exudate, the conduction layer is integrated with an optical fiber network and a self-adaptive deformation mechanism, and the honeycomb support layer is connected with an intelligent negative pressure chamber and a gradient sterilization system. The pressure of the negative pressure chamber is dynamically adjusted through a corrugated air bag and a rhombic telescopic unit, and the photo-thermal assembly irradiates the wound surface in a time-sharing mode and maintains the constant temperature. And the sterilization system adopts ultraviolet pulse and a multi-stage filter screen to cooperatively purify the percolate. The intelligent regulation and control module optimizes treatment parameters in real time through a multi-mode sensing network, and full-closed-loop cooperation of negative pressure, phototherapy and sterilization is achieved. According to the device, the limitation of traditional treatment is broken through through integrated design, the wound repairing quality and the anti-infection capacity are remarkably improved, meanwhile, the medical care burden is reduced through modular expansion and a non-invasive monitoring function, and an efficient and safe intelligent solution is provided for burn management.

The invention discloses an electroactive dressing used for promoting bone cell differentiation and bone regeneration and used for negative pressure therapy and a manufacturing method. The manufacturing method of the electroactive dressing comprises the steps that S1, a PLLA / BG spinning solution is prepared; s2, preparing a PLLA / BG nanofiber membrane through electrostatic spinning; s3, vacuum drying; s4, PAMAM-NH2 surface modification, the negative pressure treatment dressing relates to the technical field of negative pressure treatment dressings, when mechanical deformation is generated during negative pressure work, the piezoelectric biological film generates continuous electric stimulation, and the electric stimulation has positive and beneficial effects on osteoblasts and bone tissue physiological processes. The generated electric effect continuously collects functional electrolyte in surrounding tissues, and the functional electrolyte is separated in the wound by the dendrimer PAMAM-NH2, so that excessive exudation caused by negative pressure treatment is effectively made up. Meanwhile, the flow of the electrolyte further strengthens a local electric signal, so that cell migration and osteoblast proliferation and differentiation are effectively promoted.

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 to improved fluidic connectors or suction adapters for connecting to a wound site, for example using softer, kink-free conformable suction adapters.

A saphenous vein compression system(s) and methods of use including a wound bolster applied over the saphenous vein, a compression liner or stocking applied over the wound bolster, and a thigh therapeutic compression garment applied over both with the thigh therapeutic compression garment inflated for compression therapy on the thigh and saphenous vein of a user.

Provided herein are devices and methods for the treatment of skin conditions. A skin treatment apparatus according to the present disclosure generally includes a treatment head defining a treatment space, the treatment head having a body forming said treatment space. The body is further configured to contact the treatment space to a treatment surface containing a lesion. A treatment media is disposed within the treatment space. The skin treatment apparatus also includes a heating element configured to heat the treatment media.

This disclosure includes wound dressings and systems with remote oxygen generation for topical wound therapy and related methods. Some systems include a dressing for facilitating delivery of oxygen to the target tissue, the dressing having: a first manifold that defines a plurality of gas passageways and is configured to allow communication of oxygen to the target tissue; a gas-occlusive layer configured to be disposed over the first manifold and coupled to tissue surrounding the target tissue such that: an interior volume is defined between the gas-occlusive layer and the target tissue; and the gas-occlusive layer limits escape of oxygen from the interior volume between the gas-occlusive layer and the tissue surrounding the target tissue; a container outside the interior volume, the container having a sidewall that defines a chamber configured to be in fluid communication with the interior volume; and an oxygen-generating material disposed within the chamber of container and configured to release oxygen when exposed to water.

A wound / bandage protector configured as a wrap, a sock / mitten, or a bandage may be made out of stretchable material. The wrap may have one or more fastening straps as well as possibly a first catch fastening surface. The sock / mitten may have a fastening strap and a sheath. The wrap, the sock / mitten, and the bandages may have apertures and aperture covers. In addition, the wound / bandage protectors as well as the bandages may have diamond or triangular gauze configurations with the gauze pad having three or four primary corners, the primary corners of the gauze pad in most instances being oriented towards edges of the body portion or length of width tangents of the body portion, preferably mid-points or mid-sections of the length or width tangents or body portion edges.

The invention belongs to the technical field of medical sensing, and relates to a wound monitoring bandage and method based on flexible passive inductance-capacitance resonance sensing. Comprising a contact wound dressing; the sensor assembly comprises a first transparent dressing packaging layer, a second transparent dressing packaging layer and an LC resonance sensor, the first transparent dressing packaging layer and the second transparent dressing packaging layer are arranged in a stacked mode, the LC resonance sensor is packaged between the first transparent dressing packaging layer and the second transparent dressing packaging layer, and the LC resonance sensor is of a planar spiral structure; the second transparent dressing packaging layer is arranged at the top of the contact wound dressing; and the transparent dressing fixing layer covers and fixes the sensor assembly and the contact wound dressing. The problems that in the prior art, wound healing state evaluation depends on subjective experience, continuous real-time monitoring cannot be achieved, the healing environment is prone to being damaged and infection is caused by frequent dressing replacement are solved, and the dual functions of objective, continuous and non-invasive monitoring on the wound healing process and active healing promotion are achieved.

The invention relates to the technical field of biomedical engineering and pharmacology and relates to, but is not limited to, a method for the composition and production of a wound dressing for the healing of complete and chronic skin wounds.

A dermatologic treatment apparatus (1) comprising a light emitting part (2), for emitting light for dermatological treatment. The apparatus (1) further comprises a skin treatment dressing (3). The skin treatment dressing (3) is a bioactive dressing and is arranged to adhere to a user's skin, during use. The skin treatment dressing (30 is arranged with the light emitting part (2) such that, in use, light from the light emitting part (2) passes to the skin treatment dressing (3). The skin treatment dressing (3) is configured such that the light from the light emitting part (2) passes through the skin treatment dressing (3) to a user's skin (2).

The invention discloses a breast pad. The breast pad comprises a functional material layer which is combined on the surface of one side, facing a main body, of a top layer and comprises microcapsules, the microcapsule wraps the core material containing wool fat, the ratio D / d of the average particle size (D) of the microcapsule to the average pore diameter (d) of the bearing surface of the top layer is 1.2: 1-5: 1, and through the collaborative design of the specific sandwich structure and the size, the microcapsule can be stably stored, and the core material is released under the body temperature and soft pressure in the lactation period, so that the microcapsule can directionally and efficiently penetrate through the top layer to act on the skin, and the skin is protected. Therefore, while moistening and protecting are achieved, the greasy feeling is remarkably avoided, and the original absorption dryness of the breast pad is kept.

A dressing material for puncture of the present invention includes a support film, a frame sheet, and a release liner, which are laminated from an upper side in this order. An adhesive is used to bond the support film and the frame sheet, and bond the frame sheet and the release liner. The support film is a base material having a thickness of from 10 μm to 80 μm. The adhesive has a mass per unit area of from 30 g / m2 to 80 g / m2.

A method for synergistically promoting wound healing by means of moderate-intensity pulse ultrasonic waves and zinc oxide nanoparticle-type-I collagen hydrogel comprises the following steps that zinc oxide nanoparticles and type-I collagen hydrogel are physically mixed and crosslinked in advance and applied to a chronic infected wound, and then the wound is accelerated to heal through multiple times of MIPUS stimulation. The effect of the ZNP-COL hydrogel is enhanced through MIPUS, immune cell polarization can be activated, and the proportion of anti-inflammatory M2 type macrophages is increased; wherein ZNP is capable of releasing zinc ions and reactive oxygen substances and has antibacterial activity; meanwhile, ZNP can generate current and an electric field under stimulation of MIPUS, calcium ions on the surface of a cell membrane are activated to flow inwards, and proliferation of anti-inflammatory M2 type macrophages is promoted; the COL hydrogel is used as a medium to transmit ultrasonic waves and fix the ZNP, and the function of the ZNP at the local position is enhanced. The method solves the problems of bacterial infection and chronic inflammation at the same time, is safe, simple and reusable, and can be widely applied to infection of other parts besides the application.

Disclosed embodiments relate to apparatuses and methods for wound treatment with ultrasound. In certain embodiments, a therapeutic ultrasound wound treatment apparatus includes a wound dressing configured to be positioned over a wound to provide a substantially fluid impermeable seal over the wound and a transducer to deliver therapeutic ultrasound to tissue. The therapeutic ultrasound wound treatment apparatus may further include a wound contact layer configured to be positioned in contact with the wound, a transmission layer positioned above the wound contact layer, an absorbent layer positioned above the transmission layer and configured to absorb wound fluid, and a backing layer positioned above the absorbent layer and including an orifice. Also disclosed are multiple parameters for the therapeutic ultrasound signal.

The present disclosure generally relates to a medical dressing (100) comprising an absorbent foam layer (101) having a first side (101a) and a second side (101b), the medical dressing (100) comprising a support layer (102) facing the first side (101a) of the absorbent foam layer (101) and an adhesive skin-contact layer (103) facing the second side (101b) of the absorbent foam layer (101), the first side (101a) of the absorbent foam layer (101) comprising a plurality of compressed depressions (104a), the support layer (102) being positioned in direct contact with the first side (101a) of the absorbent foam layer (101). The present disclosure also relates to a method of manufacturing the medical dressing.

The present invention concerns extensible absorbent wound dressings. The wound dressing has a wound contact layer having a proximal surface facing toward the wound and a distal surface facing away from the wound, and a backing layer having a proximal surface facing toward the wound and a distal surface facing away from the wound, the backing layer having an absorbent region located on a proximal surface thereof, the absorbent region comprising a plurality of discrete absorbent members, wherein the backing layer is configured to be positioned over the wound contact layer, such that the absorbent region is located adjacent to the distal surface of the wound contact layer, and wherein the absorbent region and the wound contact layer are configured to be detached at least in an area inside a perimeter of the absorbent region. The absorbent wound dressings of the present invention can be used to dress so-called truly three-dimensional anatomical areas, such as for example a knee or an elbow.

The present invention relates to a patch containing an improved release liner for the treatment of various skin conditions.

A sanitary dressing (100) for protecting a portion of a catheter protruding from a patient body through a skin entry site is provided. The sanitary dressing comprises a proximal zone (101) to be arranged on a primary dressing which is in contact with patient skin, a distal zone (103) and an intermediate zone (102) between the proximal and distal zones, thereby forming a sheath (110) for receiving the portion of the catheter. The proximal zone comprises an adhesive (160) compatible with polyurethane for enabling repositioning of the sanitary dressing on the primary dressing.

The invention relates to the use of an absorption body for attachment to human or animal skin surfaces in the area of ​​wounds, for the manufacture of a bandage for the removal and absorption of harmful proteases, for example MMPs (matrix metallo proteases) or TIMPs (tissue inhibiting metallo proteases) in the treatment of chronic wounds, edema therapy or the treatment of leg ulcers.

The invention provides a composite medical proof fabric, and belongs to the field of medical proof fabrics. The composite medical proof fabric comprises an adhesive tape, the adhesive tape can be rolled into a roll, is formed by stacking a plurality of layers and comprises an anti-release adhesion layer, a fluorescent color-changing layer, a layered coating layer and a PU transparent film, and quantitative nano silicon microspheres are doped into an adhesive matrix of the anti-release adhesion layer so as to improve the viscosity and antibacterial performance of an adhesive. The adhesive tape provided by the invention adopts an efficient adhesive material, can tightly cover a wound under the condition that the skin is not injured, and ensures that the adhesive tape is not polluted by an external environment. The material not only has good adhesion, but also has certain air permeability, and can keep the wound dry and avoid the infection problem caused by excessive moisture, thereby providing better healing conditions for the wound. And secondly, by optimizing the structural design of the medical adhesive tape, the wound dressing change frequency can be effectively reduced, and the discomfort of a patient caused by frequent dressing change is reduced.

The invention provides an intelligent breathable bandage capable of being adhered to skin. The intelligent breathable bandage capable of being adhered to skin comprises an antibacterial bioelectric interface film capable of being adhered in a stretching mode; the waterproof moisture-permeable protective film is used for protecting the wound from external pollution; and a stretchable breathable circuit assembly disposed between the bioelectrical interface film and the protective film. A permeable stretchable circuit assembly includes: a permeable stretchable circuit board; the biosensor is constructed on the permeable and stretchable circuit board; and an electronic component assembled on the permeable stretchable circuit board. The electronic assembly includes: a physiological signal processing module electrically coupled to the biosensor for in situ wound monitoring; and a drug delivery actuation module electrically coupled to the bioelectrical interface membrane for adaptive drug delivery for wound therapy. The provided bandage is more convenient, comfortable and efficient, does not require a large amount of dressing, and thus does not hinder the daily activity and living quality of the patient.

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 an obscuring layer that may hide fluid contained therein. Some embodiments may further comprise one or more viewing windows disposed therethrough so as to enable monitoring or examination of fluids contained therein.

The traditional Chinese medicine acupoint application bandage comprises medicine application patches, a connecting mechanism is fixedly connected between the two medicine application patches, connecting strips are arranged on the inner side of the connecting mechanism, one end of each connecting strip is fixedly connected to the end of the corresponding medicine application patch, and an elastic telescopic shell is arranged between the two connecting strips. Connecting belts are fixedly connected to the close sides of the two elastic telescopic shells correspondingly, the other ends of the connecting belts are slidably connected to the interior of the other elastic telescopic shell, each connecting belt comprises a sawtooth interlocking section, and one end of each sawtooth interlocking section is provided with a fixing end fixed to the corresponding connecting strip; and the other end of the sawtooth interlocking section is provided with a curled end which is connected to the interior of the other connecting strip in a sliding manner. According to the device, the position of the medicine application patch is always kept stable without dislocation along with limb movement, the device is suitable for various limb movement scenes, and the acupoint application accuracy is guaranteed.

There is provided an adhesive wafer for an ostomy bag system, comprising a layer, the layer comprising a plurality of formations at an outer part of the layer, wherein each formation comprises an overhanging portion.

Disclosed is a sealing film for surrounding a device for tamper-evident protection of a contained device. The sealing film has a backing having a periphery surrounding a central region and an adhesive on the backing at least at the periphery of the backing. A substantial portion of the periphery of the backing has an area of ​​weakness such that any attempt to peel, pull or open the sealing film at the periphery will result in the sealing film tearing, indicating tampering.

The invention is suitable for the technical field of hemostatic bandage processing, and provides hemostatic bandage processing equipment which comprises a conveying hot-pressing assembly used for hot-pressing cotton balls on hemostatic bandages. The conveying hot-pressing assembly comprises a power mounting frame and a conveying hot-pressing belt assembly, and the power mounting frame is used for providing power for a conveying hot-pressing belt contained in the conveying hot-pressing belt assembly and promoting the conveying hot-pressing belt to move in a closed-loop circulation mode; a plurality of hot-pressing holes are formed in the conveying hot-pressing belt, and hot-pressing pieces are mounted in the hot-pressing holes; non-stop and continuous processing are realized; enough pressure-maintaining residence time required by hot-pressing bonding is ensured, so that the bonding fastness is ensured, the situation that other procedures of the whole processing flow need to wait synchronously is avoided, and continuous high-speed production is realized; the processing method of the hemostatic bandage processing equipment comprises the steps of synchronous material conveying, dynamic pneumatic positioning and resetting, mechanical triggering type continuous hot pressing and continuous circulating production.

The invention relates to the field of medical adhesive tapes, and particularly discloses a high-strength breathable medical adhesive tape and a preparation method thereof.The medical adhesive tape is obtained by compounding a grid film layer, an adhesive layer and a bottom lining; wherein the gridding film layer is formed by compounding polyurethane particles and gridding cloth. The preparation method disclosed by the invention is simple in process, and compared with other medical adhesive tapes, the prepared high-strength breathable medical adhesive tape has the characteristics of being larger in waterproof, breathable and strength grade range, wider in application, simple in preparation process and higher in efficiency.

The present invention relates to a peelable wound dressing system configured to maintain a controlled wound environment while enabling repeated access for treatment. The system includes a flexible base layer adhered to skin and a transparent peelable cover affixed by a resealable attachment mechanism. The cover is configured for multiple peel-and-reseal cycles, permitting wound inspection and treatment without removing the base layer. Optional features include antimicrobial agents in the base layer, anti-fog treatments in the cover, perforations or catheters for exudate drainage, and access pathways for lavage, infusion, or drug delivery. In some embodiments, sensor networks and wireless communication circuits are integrated into the cover or base to monitor wound and skin parameters, with power supplied by micro-batteries, passive RFID / NFC, or energy-harvesting elements. These features collectively improve infection control, visualization, treatment access, monitoring, and extended wear, addressing critical unmet needs in human and veterinary wound care.

Shielding device for protecting an application area of a patient's skin comprising: a first upper layer extending along an extension plane being delimited by an outer contour, and a second collar layer extending along an extension plane formed in a ring shape having an outer size and an outer contour identical to the outer contour of first upper layer and having a ring width along the extension plane forming an inner ring contour, wherein the first upper layer and the second collar layer are laid on top of each other with matching outer contours and joined together in the area of their outer contours to form a fluid tight pouch between the first upper layer and the second collar layer, wherein the pouch has a lower opening formed by the inner ring contour of the second collar layer, wherein the second collar layer comprises an adhesive seal on a second surface of the extension plane facing away from the pouch, and wherein the adhesive seal extends circumferential around the inner ring contour and is adapted to removably adhere the shielding device to the patient's skin to surround an application area of the patient and to form a fluid tight enclosure above the application area.