59 results about "Wound debridement" patented technology

A soft contact debridement tip for use with hand-held wound debridement devices. The soft contact debridement tip of the present invention provides concurrent irrigation and suction to the area to be debrided. The soft contact debridement tip includes a foam end having an opening for providing irrigation and suction to the area to be debrided. Advantageously, the foam end of the present invention facilitates the removal of excess fluid at the debridement site, and at the same time alleviates pain and discomfort associated with wound debridement. The soft contact tip of the present invention is adapted for single use, and is easily attached and detached from a hand-held debridement device.

A spray-on topical wound debrider spray is prepared forming a mist, spray or foam which will not drip significantly after application. The preferred wound debrider is papain. The spray contains a surfactant emulsifier admixture having a composition viscosity of from about 5000 cps to about 50,000 cps and is preferably a fatty alcohol phosphate ester emulsifier composition.

A method enabling relatively pain-free wound debridement is provided. The method entails double-delivering ultrasound to the wound and dissecting material to be debrided with a cutting edge. Delivering ultrasound energy via a coupling medium to an area of the wound within the vicinity of the material to be debrided and exposing the material to be debrided to ultrasound vibrations as to induce vibrations about the point of dissection, the double-delivery of ultrasound elicits an effect allowing for relatively pain-free debridement. While the effect elicited by the double-delivery is in place, the material to be debrided is dissected with a cutting edge.

The present invention is directed to a composition comprising nanoparticles of TiO2 having a mean particle diameter (D50) of about 20-50 nm at a concentration of about 1-2000 g / L and H2O2 at a final concentration at about 2.5-25% by volume. The TiO2 particles are activated by the H2O2 in the composition to form radicals. The composition has antimicrobial and anti-inflammatory properties and may be used for e.g. wound debridement. The invention further concerns medical and cosmetic products and devices comprising the composition.

An ultrasound surgical apparatus and associated methods of use enabling relatively pain-free wound debridement is provided. The apparatus is constructed from a tip mechanically coupled to a shaft. The shaft is mechanical coupled to an ultrasound transducer driven by a generator. The ultrasound tip possesses at least one radial surface, a cavity, or some other form of a hollowed out area, within at least one of the radial surfaces, and a cutting member at the opening of the cavity. A method of debriding a wound and / or tissue with the apparatus can be practiced by delivering ultrasonic energy released from the various surfaces of the vibrating tip to the wound and / or tissue prior to and / or while portions of the tip are scrapped across the wound and / or tissue.

A treatment system for debriding a treatment area of a tissue site and applying negative pressure is disclosed. In some embodiments, the treatment system may include an ultrasonic bubble generator fluidly coupled to a negative-pressure source, fluid source, and a dressing. Fluid may be drawn from the fluid source to the ultrasonic bubble generator, whereby micro-bubbles and ultrasonic waves may be generated in the fluid before the fluid is instilled to the dressing.

A treatment system for debriding a treatment area of a tissue site and applying negative pressure is disclosed. In some embodiments, the treatment system may include an ultrasonic bubble generator fluidly coupled to a negative-pressure source, fluid source, and a dressing. Fluid may be drawn from the fluid source to the ultrasonic bubble generator, whereby micro-bubbles and ultrasonic waves may be generated in the fluid before the fluid is instilled to the dressing.

A hydrotherapy mechanical wound irrigation device for successful use with domestic water pressure service for the performance of wound self maintenance. The apparatus contains a body that is adapted to a domestic water connection, allowing for concurrent device and domestic plumbing fixture usage. The body contains a valve mechanism with lever for regulating flow through the device and spray nozzle whose specifications afford desirable impact pressures across the full range of domestic water pressures encountered.

A battery pack for use with hand-held wound debridement devices. The battery pack of the present invention stores a plurality of batteries such that the longitudinal axes of the batteries are substantially coplanar with one another, thereby reducing the risk of undesired contact between the batteries and opposing terminals. By securing the batteries in this arrangement, the risk of electrical shorts within the battery pack is greatly reduced. The battery pack further includes a hinge mechanism for allowing the cover portion to be engaged with the base portion and retained in an open or a closed position. Advantageously, this hinge mechanism allows the cover and the base to be in engagement with one another while the wires are being tucked just prior to closing the battery pack.

The invention provides a liquid wound dressing. The liquid wound dressing comprises a 0.02-1.2 wt% of a disinfectant, 0.05-5 wt% of an osmotic pressure regulator and deionized water. The liquid wound dressing can kill pathogenic microorganisms in a wound in an extremely short period of time, remove a biological membrane formed on the wound surface and effectively inhibit re-formation of the biological membrane after wound debridement. The liquid wound dressing is convenient to use, and can synchronously finish debridement and disinfection of the wound, effectively kill the pathogenic microorganisms on the wound, maintain the osmotic pressure and the acid-alkali environment of the wound balanced, keep the wound wet, reduce irritation to the wound, promote occlusion of wounds, reduces the consumption of antibiotics and relieves the burden of a patient.

An end-effector configured and dimensioned for being connected to an ultrasound surgical device is provided. The end-effector includes means for receiving ultrasound waves generated and propagated by the ultrasound surgical device, and means for debriding tissue on a wound surface. The means for debriding tissue includes at least one non-smooth surface; and means for propagating the received ultrasound waves to the at least one non-smooth surface for vibrating the at least one non-smooth surface, wherein the at least one non-smooth vibrating surface is configured to contact and debride tissue on the wound surface. A method is further provided for debriding wound tissue including the steps of providing ultrasound waves to a non-smooth surface configured for debriding, propagating the ultrasound waves to cause vibration of the non-smooth surface, and contacting the vibrating surface configured for debriding with the wound tissue.

Wound debridement compositions containing the proteolytic enzyme Seaprose and use of such compositions in wound treatment for the enzymatic debridement of wounds.

The invention discloses debridement treatment equipment, belonging to the technical field of medical machinery. The debridement treatment equipment comprises a control display unit, a high-density ozone generation unit, an ozone production unit for blow treatment and wound testing, an ozone water production unit, a heat radiation unit, a debridement unit and a blow treatment and testing unit. The debridement treatment equipment has the functions of wound debridement, blow treatment, sensitivity testing and the like; and in the invention, the advanced computer controlled system is used, high-quality ozone water is produced on-site for direct and on-site use, so that the highest ozone utilization value can be obtained, the ozone water has abundant amount to quickly clean stains on the surface of the wound, patients feel comfortable when using the equipment. The advantages of the equipment can be better presented when used for changing dressing for the wound, and the equipment has the advantages of high efficiency, complete functions, is simple and easy to use and is convenient to operate.

The invention discloses a portable wound debridement, disinfection and bandaging integrated device for the general surgery department, belonging to the technical field of medical instruments. The device comprises an outer cover and a movement mechanism arranged in an inner cavity of the outer cover, wherein the movement mechanism is composed of a gear ring, a fixed ring and three gears, and a first motor is fixedly mounted on the fixing ring and is in transmission connection with one of the gears. According to the invention, a carrying mechanism carries a gauze roll, the gauze roll can be driven by a second motor to continuously release the gauze at a constant speed along with the circular motion of the carrying mechanism, and a patient only needs to stretch a limb into the openings penetrating through the front side and the rear side of the outer cover during use and place a wound position in the coverage range of the gauze; and when the carrying mechanism drives the gauze roll to move circularly, the gauze is wound on the surface of a wound of the limb circle by circle, and a spray head can spray a disinfectant on the gauze or the wound in a winding process, so the binding process of the wound is greatly simplified, and the patient only needs to stretch the limb into the device.

A wound debridement instrument for treatment of chronic wounds has an elongate handle with a distal end, a proximal end, and a middle section. An elongate tubular blade body extends distally from the handle distal end and terminates at a distal cutting edge. The tubular body defines a cavity and has a longitudinal axis. The distal cutting edge follows the arc of the tubular body and is angled relative to the longitudinal axis. In some embodiments the tubular body is an incomplete tube, having a longitudinally-extending gap formed therein. Some embodiments may also have a scraping element extending proximally from the handle proximal end.

A new and useful method for regenerative repair of wounds implementing photonic wound debridement and stem cell deposition is presented which consists of a Wound Assessment and Debridement, Wound Infrastructure Building, and Cell Deposition phases. The present invention allows structured regenerative repair of the wound, utilizes robotic systems to inspect, define and debride the wound, and prints an extracellular matrix on the prepared wound site which speeds healing using developing stem cell technologies. This device is believed to be useful in hospitals and clinics, wherein patients with wounds related to skin trauma such as burns, infection, or melanoma are present. An example of a theatre of use is a children's burn ward. This device is also believed to be useful in military hospitals which receive soldiers injured in combat.

The invention relates to a supersonic wave device used for improving acute wound debridement efficiency. The supersonic wave device comprises a host computer (16), a pump (12), a supersonic wave probe (1), a probe front end face (2), a probe front end face side face (3) and an inner probe through hole (4). The supersonic wave device is characterized in that the probe front end face side face (3) is provided with multiple tooth type cones (5), and front side faces of the tooth type cones are processed to be front inclination angles. Compared with the prior art, the mechanical fragmentation effect of a debridement cutter is fully performed, and wound debridement efficiency is greatly improved.

A wound debridement instrument for treatment of chronic wounds has an elongate handle with a distal end, a proximal end, and a middle section. An elongate tubular blade body extends distally from the handle distal end and terminates at a distal cutting edge. The tubular body defines a cavity and has a longitudinal axis. The distal cutting edge follows the arc of the tubular body and is angled relative to the longitudinal axis. In some embodiments the tubular body is an incomplete tube, having a longitudinally-extending gap formed therein. Some embodiments may also have a scraping element extending proximally from the handle proximal end.

The invention discloses a general-surgery-department wound debridement assisting device for outdoor rescue. The general-surgery-department wound debridement assisting device comprises a nursing box and a debridement support plate and is characterized in that the upper-end open part of the nursing box is slidably provided with a first box plate, the first box plate is provided with a concave part for fixedly placing the debridement support plate in an assistant manner, the body of the nursing box is provided with a first accommodating groove for storing the debridement support plate and a second accommodating groove and a third accommodating groove which are used for storing debridement surgical tools inside, the debridement support plate is rectangular, the lower end face of the debridement support plate is provided with a protrusion part adaptive to the concave part on the first box plate, one side, located in the length direction, of the debridement support plate is provided with a pair of opposite bandages with hook and loop fastener son surfaces on the surfaces, the other side, located in the length direction, of the debridement support plate is provided with a pair of hook and loop fastener mother faces for fixing the movable ends of the bandages, and after the bandages stretch over the upper portion of the debridement support plate, the movable ends can be fixed through the coordination of the hook and loop fastener son surfaces and the hook and loop fastener mother faces so as to fix the limbs of a wounded person to the debridement support plate.

The invention discloses a full-automatic dog wound debridement machine which comprises a main barrel, a rotating frame, a first servo driving mechanism, a sliding block, a second servo driving mechanism and a microprocessor. A first ring body and a second ring body are arranged at the two ends of the main cylinder body respectively, and a liquid outlet is formed in the bottom of the main cylinder body; the rotating frame comprises a first rotating ring, a second rotating ring and an annular connecting frame connected between the first rotating ring and the second rotating ring, the first rotating ring is rotationally installed on the first ring body, and the second rotating ring is rotationally installed on the second ring body; the first servo driving mechanism is used for driving the rotating frame to rotate relative to the main cylinder body; the sliding block is installed on the annular connecting frame in a sliding mode. The sliding block is provided with a flushing spray head, a camera and an irradiation lamp. And the second servo driving mechanism is used for driving the sliding block to axially slide along the annular connecting frame. The flushing nozzle can be automatically controlled to be aligned with a wound, and full automation of dog wound cleaning is achieved.

Compositions for topical application based on natural products, specifically dried pulverized plants suspended in bees honey, in which the ingredients are combined in proportions predetermined to provide three different types of preparations to be applied at various stages of repair and regeneration of injured tissues. The application of the compositions shortens the stages of healing in the treatment of acute and chronic injuries of any degree of depth and breadth, and of any etiology.The properties of the preparations include an hemorheological and systemic vascular activity which extends for a certain period even after the end of topical treatment.

Methods for wound debridement and specifically methods of debridement of chronic wounds. These methods provide topically applying to a wound site a debriding formulation in the form of a hydrogel that includes a proteolytic enzyme mixture obtained from bromelain and a water-soluble gelling agent, with the debriding formulation being applied to the wound site up to ten times over a period of up to four weeks, thereby achieving debridement of chronic wounds.

The invention discloses a medical wound debridement disinfector which is mainly and structurally characterized in that the disinfector body is divided into a positive pressure body and a negative pressure body, wherein the terminal of the positive pressure body is provided with a positive pressure valve and a sprayer, and the terminal of the negative pressure body is provided with a negative pressure valve and a sucker; and the positive pressure body is used for cleaning and processing the wound of a trauma, and the negative pressure body is used for removing contaminant and tainted blood residues on the wound by sucking. During the processing of the wound on a wound surface, contaminants on the wound surface can be sucked off by simply holding the medical wound debridement disinfector with hands, repeatedly rinsing the wound with the positive pressure body, enabling the sucker of the negative pressure body to be in contact with the wound and lightly pressing the disinfector body. When the positive pressure body and the negative pressure body are repeatedly used for several times in such a way, a fast debridement effect can be achieved.

The invention discloses a detachable medical cotton swab, which comprises a cotton swab head, a cotton swab stick, and a connecting part connecting the cotton swab head and the cotton swab stick. The cotton swab head is fixed on the connecting part. The concave-convex surface formed by several protrusions, the two sides of the connecting part are recessed inward to form symmetrically arranged gripping grooves, the cotton swab stick is a tapered body with a gradually reduced diameter, and the connecting part is detachably arranged on the cotton swab stick Smallest diameter end. A detachable medical cotton swab provided by the present invention has a simple structure and is convenient to use. The cotton swab stick can be recycled, which greatly saves the material production of the cotton swab stick. It has a good application prospect and is worth popularizing.

The invention relates to the technical field of wound debridement, and discloses a wound debridement pen which comprises a main body sleeve, a liquid storage mechanism and a rotating mechanism, wherein one end of the main body sleeve is provided with a rotating head, the liquid storage mechanism comprises a partition plate arranged in the middle of the main body sleeve, a liquid outlet is formed in the middle of the partition plate, one side of the main body sleeve is rotationally connected with the end of a rotating plate, and a first plug matched with the liquid outlet is arranged in the middle of the rotating plate; the rotating mechanism comprises a fixing rod arranged on the side, close to the rotating head, of the main body sleeve, the middle of the fixing rod is connected with the middle of a sliding rod, and the end, away from the device center, of the sliding rod is connected with the rotating head. According to the wound debridement pen, the second ejector rod pushes the sliding pipe to move downwards, so that the whole sliding pipe drives the rotating head to rotate, anesthetics are released through the drainage needle while the rotating head rotates, debridement and anesthesia are conducted at the same time, the whole device is more convenient to use, and the debridement effect is improved.

A skin wound anastomat capable of promoting natural healing of a wound comprises two strip-shaped adhesion plates distributed along two sides of the wound. Supporting materials adhere to one side of each adhesion plate, and the other side of the adhesion plate is provided with a fixing device and an adjusting device. The adhesion plate is made of strip-shaped materials having appropriate hardness, and the supporting materials are made of strip-shaped materials having appropriate softness, the number of the supporting materials adhering to the strip-shaped adhesion plate on each side is one or more, and the supporting materials are connected with the adhesion plates through covering, wrapping or adhesion. The surfaces of the strip-shaped supporting materials in contact with human skin tissues are provided with adhesive which comes into contact with the skin tissue and is not sensitized, so as to guarantee that the anastomat adheres to the edge tissue of the human skin wound and does not drop easily, and clinical requirements are met. When the skin wound anastomat is used, extrusion force on the two sides of the skin wound tissue is balanced, no suture is required, and no secondary damage is caused; the skin wound anastomat is simple in structure, low in cost and convenient to use, enables a doctor to perform wound debridement, dressing change and drainage conveniently, wound healing can be promoted, and scar formation is reduced.

The invention relates to a wound debridement auxiliary device for the general surgery department for outdoor rescue. The device comprises two support plates, a mounting plate is fixedly connected to the tops of the support plates, a lower arc-shaped groove is formed in the upper side of the mounting plate, two through holes are symmetrically formed in the mounting plate, support columns penetratethrough the through holes, a pressing plate is fixedly connected to the tops of the two support columns, support springs sleeve the portions, between the lower side of the pressing plate and the upperside of the mounting plate, of the support columns respectively, and an upper arc-shaped groove is formed in the lower side of the pressing plate; moving grooves are formed in the inner side walls ofthe support plates, and a moving plate is arranged between the two moving grooves. The device has the advantages that a pressing device is utilized for driving the moving plate to lower, and then themoving plate drives the pressing plate to lower through the support columns to conduct hemostatic operation on a bleeding part; when the bleeding amount of local points of the leg of a patient is large, vertical threaded rods are rotated, the vertical threaded rods drive a rubber pad to move downwards to compress the local bleeding points, and the hemostatic effect is effectively improved.