980results about "Plasters" patented technology

The invention discloses a burn and plastic negative pressure wound debridement and healing promoting device which is characterized in that the device comprises an application, a double-shaped connecting assembly and a negative pressure suction unit, the negative pressure suction unit comprises a base, a hollow column, a rotary driving mechanism and a negative pressure machine, a mounting cavity is formed in the base, a plurality of air pipe joints are arranged on the base in the longitudinal direction, and the air pipe joints are connected with the hollow column. The hollow column is vertically installed on the base, a plurality of negative pressure holes communicated with the interior are evenly formed in the hollow column in the circumferential direction at intervals, the negative pressure holes correspond to the air pipe joints one to one, and the negative pressure holes in the hollow column are sequentially communicated with inner ports of the corresponding air pipe joints in the clockwise direction; the invention aims to promote blood circulation and healing of burn and plastic wounds through a dynamic negative pressure technology, reduce infection risk, improve treatment effect and patient comfort, and realize repeated disassembly and assembly of the application.

The present invention discloses a burn plastic surgery negative pressure wound debridement and healing promotion device, characterized in that it comprises a patch, a double-shaped connection component and a negative pressure suction unit, the negative pressure suction unit comprises a base, a hollow column, a rotary drive mechanism and a negative pressure machine, a mounting cavity is arranged in the base, a plurality of tracheal joints are arranged longitudinally on the base, the hollow column is vertically mounted on the base, a plurality of negative pressure holes connected to the interior are evenly spaced along the circumferential direction on the hollow column, the negative pressure holes correspond to the tracheal joints one by one, and the negative pressure holes on the hollow column are connected in sequence with the corresponding inner ports of each tracheal joint in a clockwise direction; the present invention aims to promote blood circulation and healing of burn plastic surgery wounds through dynamic negative pressure technology, reduce infection risks, improve treatment effects and patient comfort, and at the same time realize repeatable disassembly and assembly of the patch.

A plaster for use in the female genital area of a user includes a plaster main film having a plaster inner surface that is covered at least partially by an adhesive layer. During use, the adhesive layer adheres to skin in the female genital area, and when not in use, is completely covered by a cover film. The plaster main film is dimensioned and configured so that, during use, it completely surrounds the urinary tract orifice of the user while enclosing particularly at least the major part of the labia majora and minora of the user, and at the same time leaves open the vaginal entrance of the user.

The invention belongs to the technical field of battery dressings, and particularly relates to a wearable magnesium battery self-powered dressing for chronic wound healing and a preparation method and application thereof. A flexible conductive carbon cloth coated with a viologen-based covalent organic framework material is used as a battery positive electrode, a magnesium sheet is used as a negative electrode, polyacrylamide hydrogel is used as a solid electrolyte, and the flexible wearable self-powered dressing is assembled. The formed electrode can effectively input electrical stimulation to the wound surface, the dressing can simulate an endogenous electric field in the wound, induce migration of fibroblasts, regulate the immune microenvironment of the wound and inhibit inflammatory response, polyacrylamide is used as gel electrolyte, and the dressing has good hygroscopicity, can absorb exudate at the wound surface and keep a wet healing environment, and can be applied to the wound healing. The chronic wound healing of the rat is effectively promoted. The self-powered dressing prepared by the invention provides a reliable electrotherapy method for chronic wound healing.

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.

A hinged window bandage is presented having a base border layer open in the center to allow exposure and access to a patient's wound site and a top dressing layer. The base border layer adheres to the patient's skin on its bottom-facing side, and its upper-facing side has measurement markings printed along the edge of the open window. One end of the base border is of a rougher texture than the remaining surface area. The rougher-textured end provides stronger adhesion to the top dressing layer. The top dressing layer has a wound contact dressing and lift tabs. When the top dressing layer is lifted by the lift tabs it remains adhered to the rougher textured end of the base border layer, opening in a hinged-like manner. Additional force can be used to lift the top dressing layer completely should it need to be changed.

The invention relates to a burn glove pressure monitoring method and device, a storage medium and electronic equipment, and relates to the technical field of pressure monitoring, and the method comprises the following steps: when each actual pressure is normal, based on a target area in a burn hand and at least one corresponding target pressure interval when an actual action posture appears, determining the pressure of the burn glove according to the target area; determining whether the actual pressure of the wound area is adjusted and optimized or not; if yes, determining a to-be-optimized area needing pressure adjustment and optimization from each wound area; determining a first appropriate pressure of the to-be-optimized area, and adjusting the actual pressure of the to-be-optimized area to the first appropriate pressure; and when abnormal pressure exists in the actual pressures, determining the wound area corresponding to the abnormal pressure as an abnormal area, determining a second suitable pressure of the abnormal area, and adjusting the actual pressure of the abnormal area as the second suitable pressure. The effect of the burn gloves on inhibiting scar hyperplasia can be improved.

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.

An apparatus is provided for supplying fluid to tissue of a patient. The apparatus includes an inflatable receptacle positionable at a tissue area. The receptacle comprises one or more walls and is adapted to receive a fluid. The one or more walls comprise at least one section adapted to allow molecules within the fluid to diffuse from the receptacle to the tissue area. The apparatus further includes a cover positionable over the receptacle to form a compartment substantially bounded by the cover, the receptacle and the tissue area.

In some aspects, a flexible circuit structure is provided, comprising a carrier of a flexible insulating material, conductive tracks and one or more electrodes formed on at least one of a first surface of the carrier and a second surface of the carrier opposite the first surface, and connection terminals formed on the first surface and electrically coupling to the electrodes via at least some of the conductive tracks. The flexible circuit substrate further comprises a fluid collector system formed on the carrier with the fluid collector system comprising at least one microchannel formed in the second surface. Herein, at least one of the conductive tracks is formed so as to at least partially extend within the at least one microchannel. This flexible circuit structure may be used in a wearing arrangement, such as a bandage, or as a transducer of a biosensor.

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.

The application relates to devices and methods for controlling tissue oxygen and promoting tissue viability for wound healing. Specifically, a wound treatment system includes a housing. A processor is located in the housing. A pressure monitoring system is coupled to the processor. A power delivery system is located in the housing and coupled to the processor. An oxygen concentrator is located in the housing and coupled to the power delivery system. The oxygen concentrator includes a plurality of oxygen outlets. The processor is configured to: receive pressure information from the pressure monitoring system, the pressure information indicating a pressure in a confined airflow closure provided by a dressing and positioned adjacent a wound site; and using the pressure information to control power provided from the power delivery system to the oxygen concentrator to control an oxygen flow generated by the oxygen concentrator and provided to the restricted airflow enclosure via one of the plurality of oxygen outlets.

The invention discloses a polyurethane foam dressing plaster, which comprises a dressing plaster main body, a pasting expansion wing is arranged on the dressing plaster main body, an isolation layer is arranged on the pasting expansion wing, and easy-to-tear lines are respectively arranged on the dressing plaster main body and the isolation layer; the dressing paste body comprises an absorption layer and first release paper which are arranged up and down, the easy-to-tear line is arranged on the side, close to the hip crack, of the absorption layer, and the two pasting expansion wings are arranged on the absorption layer. The easy-to-tear line is additionally arranged on the dressing paste main body, and the extension wings and the isolation layer are pasted on the dressing paste main body, so that the hip crack part with large tension of the dressing paste main body is improved, the hip crack part of the dressing paste main body can be torn, the pasting freedom degree of the dressing paste main body is expanded, the hip crack part of the dressing paste main body can be smoother, and the extrusion pressure is reduced; the covering area can be increased after the dressing paste body is torn open through the pasting expansion wings, the torn part of the dressing paste body can be better attached to the skin of a patient, and the dressing paste is particularly suitable for a large patient (an obese patient).

The invention relates to the technical field of medical instruments, in particular to a craniocerebral postoperative cap type air bag pressurizing device which comprises a cold compress part, an air bag head sleeve and a fixing part. The cold compress piece can press a wound on the head of a patient; when the air bag head sleeve is inflated and expanded, the cold compress piece can be pushed, and the cold compress piece is pushed to be close to the head of a patient so as to press a wound. The fixing piece is used for fixing the airbag hood on the head of a patient; the air bag head cover comprises at least two sub-air bags, the adjacent sub-air bags are connected with each other, and different sub-air bags can be independently inflated. In the application, the air bag head cover can better fit the curved surface of the head of the patient, so that the wound on the head of the patient can be fully pressed to ensure the binding effect. The air bag head cover comprises at least two sub-air bags, and different sub-air bags can be independently inflated, so that the device can be flexibly adjusted according to head sizes and wound positions of different patients, and the adaptability is improved.

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.

Described is a method of mitigating and / or preventing the onset of a pressure ulcer at an area of risk of developing a pressure ulcer, which includes the step of: a) applying a medical dressing to intact skin of a subject at the area of risk of developing the pressure ulcer, thereby mitigating and / or preventing the onset of the pressure ulcer, wherein the medical dressing has a gel pad arranged between a backing layer and an adhesive body contact layer, wherein a gel of the gel pad has a compressive strength of from 5 to 60 kPa at a strain of 50%, as measured according to a compression test.

The invention discloses a puncture drainage device with a numerical control monitoring function, and relates to the technical field of medical instruments, the puncture drainage device comprises a puncture drainage module, a supporting and positioning module and a driving module, the supporting and positioning module comprises a positioning sleeve, an adsorption assembly, a dressing fixing assembly and a guide frame; the positioning sleeve is connected to the end, close to the puncture catheter, of the drainage catheter in a sleeving mode and adsorbed to the abdomen through the adsorption assembly to position the positioning sleeve, the dressing fixing assembly is inserted into the end of the positioning sleeve and abuts against the surface of the application so that the application can be tightly attached to a wound, and the drainage catheter penetrates through the positioning sleeve and is clamped by the guide frame so that the drainage catheter can be bent. The bent drainage catheter is used for positioning the positioning sleeve and is adsorbed to the abdomen through the adsorption assembly, so that the drainage catheter and the puncture catheter are straightly or obliquely erected on the abdomen, and the situation that the puncture catheter swings due to dragging of the drainage catheter when being punctured into the abdomen, and consequently a wound is expanded or the puncture catheter is punctured deeply is avoided; the wound and tissues in the abdominal cavity are further damaged.

The present disclosure relates to a smart band for treating wounds and injuries including: an electrode band module configured to be attached to a target area of a user; a communication module connected to the electrode band module and having a wireless power transmission function; an electrode module arranged on the electrode band module, made of a time-sensitive material, and forming an electric field that electrically stimulates the target area and evaporates exudate of the target area by the power supplied from the communication module; and a processor sensing a supersaturated state or an unsaturated state of the exudate, and controlling the communication module and the electrode module, wherein the processor, upon determining that the exudate is in the supersaturated state, controls the communication module and the electrode module to form the electric field.

A system for wound monitoring and pathogen detection includes a sensor device having an inlet connected to a NPTW dressing and an outlet connected to a NPTW pump. The sensor device includes a sensor array configured to detect a gaseous emission from one or more pathogens present in a wound by generating signals upon exposure to one or more compounds in the gas phase; a microcontroller (MCU) operatively coupled with the sensor array, the MCU configured to process signals from the sensor array to identify the one or more compounds; a wireless communication component for transmitting data from the MCU to one or more external devices; and one or more visual indicators that presents information comprising an operational mode of the sensor device and a presence or absence of pathogen in the gaseous emission. A method for wound monitoring and pathogen detection is also provided.

The invention relates to a breast pad with good air permeability. The breast pad comprises a top piece, a water absorption layer, a bottom piece and a surface layer which are sequentially laminated, folding the surface layer by taking the center line of the surface layer as a folding line, jointing the laminated materials at the two ends of the folding line of the surface layer to form a joint angle, then adhering one outer side surface of the surface layer to one side of the center line of the top sheet, and enabling the folding line of the surface layer to be on the center line of the top sheet; then the wrapping body is folded and extruded towards one side of the top piece, so that the other outer side face of the surface layer is bonded with the top piece; a region of the facing layer adjacent the joint angle is not bonded to the topsheet. When the breast pad is unfolded, the area, close to the joint angle, of the surface layer tilts towards the direction away from the top piece, so that the whole surface layer is in a bowl shape or a dish shape. During use, the breast pads cover breasts, a pair of cavities which are opened outwards is formed between the area, close to the joint angles, of the surface layer and the top piece, air penetrates through the area, close to the joint angles, of the surface layer to reach the skin close to nipples, ventilation is achieved, and the use comfort of the product is improved.

The present invention discloses an infusion pressurized hemostatic patch, which includes medical tape, a sterilizing and anti-inflammatory block and a pressurizing device. The pressurizing device includes a pressurizing plate, a pressure release plate and a reset member. The pressurizing plate and the pressure release plate are locked relatively still by a locking structure. The reset member is clamped between the pressurizing plate and the pressure release plate. The sterilizing and anti-inflammatory block is arranged on the outside of the pressurizing plate and abuts against the bleeding port of the part to be hemostatic. The medical tape is attached to the outside of the pressure release plate and attached to the part to be hemostatic. When the locking structure is unlocked, the reset member expands the relative distance between the pressurizing plate and the pressure release plate, thereby providing continuous pressing force for the sterilizing and anti-inflammatory block on the bleeding port. The above-mentioned infusion pressurized hemostatic patch is achieved by binding the energy storage pressurizing device to the sterilizing and anti-inflammatory block, unlocking the pressurizing device to generate a squeezing force on the sterilizing and anti-inflammatory block, thereby pressing the sterilizing and anti-inflammatory block on the infusion wound, effectively preventing bleeding, reducing bruises, protecting patient safety, and increasing the healing speed. It can also ensure the pressing effect, and the hemostatic effect is obvious.

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 discloses a micron-sized absorbable gelatin fiber non-woven fabric and a preparation method and application thereof, and the preparation method comprises the following steps: (a) preparation and in-situ crosslinking of a gelatin solution: dissolving or dispersing gelatin in a volatile acid solution to obtain the gelatin solution, adding a crosslinking agent into the gelatin solution, and carrying out an in-situ crosslinking reaction to obtain a mixed solution; (b) centrifugal spinning forming: carrying out centrifugal spinning on the mixed solution obtained in the step (a) to prepare a micron-sized gelatin fiber membrane; (c) treatment and crosslinking of the multiple layers of fiber membranes: drying the multiple layers of gelatin fiber membranes, stacking and fixing to form a non-woven fabric with a certain thickness and structure; and performing physical crosslinking and / or chemical crosslinking treatment on the non-woven fabric to obtain the micron-sized absorbable gelatin fiber non-woven fabric. The process is simplified, the production efficiency is high, and large-scale production is facilitated.

The invention discloses a surgical incision protection device for thoracic surgery patients, and relates to the technical field of medical instruments, the surgical incision protection device comprises a body mechanism, the body mechanism comprises a protection box, an adhesive tape main body is arranged in the protection box, two elastic belts are fixedly mounted on the outer surface of the protection box, and a box cover is slidably connected in the protection box; a processing mechanism is arranged above the protection box; the treatment mechanism comprises a removal unit, the removal unit is located above the protection box, the removal unit is used for removing the adhesive tape main body in a shaking mode, and the device is provided with the removal unit, so that when the device removes the adhesive tape main body, hot air is conveyed to the connecting position of the adhesive tape main body and the skin of a patient; the adhesive tape main body is slightly shaken in the dragging process, so that the adhesive tape main body is conveniently separated from the patient, the viscosity between the adhesive tape main body and the skin of the patient is reduced, and the phenomenon that the incision of the patient is dragged when the adhesive tape main body is removed is avoided.

A securement device for an infant including a lower layer having a silicone adhesive and a center opening configured to receive an umbilical cord of the infant. An upwardly extending first securement tab and an upwardly extending second securement tab are positioned on opposing sides of the center opening. The first securement tab and the second securement tab define a bridge capturing an umbilical line. The lower layer includes a first antimicrobial, and the first securement tab includes a second antimicrobial.

A perineal bandage for preventing and treating tears that occur during childbirth. The perineal bandage includes a flexible bandage having a first side and a second side, wherein the second side includes an adhesive configured to adhere the bandage to the skin of a patient. The perineal bandage may further include a plurality of tearing zones that tear before the bandage. The perineal bandage may further include a reinforced region disposed along a portion of a bottom edge of the bandage, wherein the reinforced region requires a greater amount of force to tear than the bandage and the tearing zones.

The invention discloses an electroactive wound dressing system based on a magnetoelectric technology and a preparation method and application thereof, and belongs to the technical field of wound healing medical instruments, and the electroactive wound dressing system based on the magnetoelectric technology comprises a magnetoelectric composite electroactive wound dressing, a portable medical backpack and a mobile application program. The magnetoelectric composite electroactive wound dressing is high in biocompatibility, the current output level is in the microampere level, the biological regulation and control requirement can be met, a user can achieve sequential implementation of a programmed time sequence regulation and control strategy through a mobile application program on electronic equipment, and the application range is wide. Current output of the magnetoelectric composite electroactive wound dressing is adjusted wirelessly, quickly and accurately, so that on-demand electrical stimulation treatment is realized, and ultra-fast early wound healing is realized.