39 results about "TRANSPARENT DRESSING" patented technology

The device disclosed herein may be affixed over a transparent dressing overlying the catheter entry point, or may be used independent of such a dressing. The device may be affixed to the catheter insertion site using an adhesive or fastening band, or through other methods. Depending on context, the device may be used continuously or periodically, and may be affixed such that it is directly abutting a transparent dressing or directly adjacent to the skin surface, or it may be spaced a certain distance from the skin. If spaced from the skin, light may be directed from the light sources, either directly or indirectly through optical conduits. Preferably the light sources will be positioned such that light from the light sources overlaps at one or more areas on the skin, especially the catheter entry point.

The invention provides an intelligent dressing. The intelligent dressing comprises a transparent dressing patch, a pH sensor unit which is fixed on the transparent dressing patch, and a wound contactdressing which covers the pH sensor unit. The pH sensor unit is formed by blending dye-loaded silicon dioxide nanoparticles with alginate and polyoxyethylene and then carrying out electrostatic spinning. Compared with the prior art, the intelligent dressing provided by the invention has the advantages that nanometer encapsulation of a dye is realized through the silicon dioxide nanoparticles loaded with the dye; the pH sensor unit is obtained; on the basis that the wound nursing requirement is met, the pH change of a wound can be monitored in real time; infection information of the wound can be fed back; rapid and timely treatment can be easily adopted; serious infection of the wound is avoided; and good application prospects are achieved in the aspect of wound dressing.

The invention discloses a sodium alginate/hydroxymethyl cellulose/gelatin interpenetrating polymer network gradient cross-linking type medical wound transparent dressing and a preparation method thereof. According to the invention, the sodium alginate/hydroxymethyl cellulose/gelatin interpenetrating polymer network gradient cross-linking type medical wound transparent dressing is prepared in the manner of the physical chemical cross-linking action of sodium alginate and PEGDMA, hydroxymethyl cellulose, gelatin and calcium ions and the chemical cross-linking action of oxidized sodium alginate and gelatin. The raw materials are harmless to a human body, the preparation method is simple and the medical wound transparent dressing has the characteristics of high flexibility, excellent biocompatibility, and the like.

The invention relates to a transparent hemostatic dressing and a method for protecting a central venous catheter, which improves the method for protecting the central venous catheters by using transparent dressings in the prior art. The hemostatic sponge is adhered to the transparent dressing used in clinical practice, and is used after sterilization, and the operation process requires only one nurse to operate safely. The method has the following characteristics: 1. the characteristics of the existing dressing are fully used: a film is soft, transparent, elastic, and breathable; 2. when the patient's platelets are low, even a small amount of errhysis is generated from a catheter puncture , the errhysis is immediately adsorbed by the hemostatic sponge, and the catheter is not easily slipped, 3. the hemostatic sponge also has a hemostatic function to promote hemostasis; 4. the puncture port is clean and dry, and is not easy to cause blood flow infection of the catheter; 5. one person can complete the operation, which saves human resources and improves the efficiency of catheter maintenance; 6. the transparent hemostatic dressing has a lower price than that of the conventional transparent dressing, and the patient has low economic burden and initial investment is small; and 8. the operation is completed by one person, and no possibility of mismatching is generated, so that the hemostatic dressing has the characteristic of operational safety.

The invention provides a microwave radiofrequency ablation body surface cooling patch. The microwave radiofrequency ablation body surface cooling patch comprises a transparent dressing patch, whereina bonding layer is arranged on the back surface of the transparent dressing patch, a containing cylinder which is rolled into a cylindrical structure by a sheet material is arranged on the surface, facing away from the bonding layer, of the transparent dressing patch, and the lower end of the containing cylinder is in heat-seal butt joint with the transparent dressing patch; the containing cylinder comprises an inner cylinder and an outer cylinder which are concentrically arranged, the lower end of the inner cylinder is in heat-seal butt joint with the lower end of the outer cylinder and thenis connected with the transparent dressing patch, the upper end of the inner cylinder is in heat-seal butt joint with the upper end of the outer cylinder, and a plurality of heat-seal lines which areuniformly distributed and arranged in the circumferential direction of the containing cylinder, are in heat-seal in the axial direction of the containing cylinder and enable the outer wall of the inner cylinder to be attached to the inner wall of the outer cylinder are arranged between the cylinder wall of the inner cylinder and the cylinder wall of the outer cylinder; and an inflation port is further formed in the upper end of the inner cylinder and the upper end of the outer cylinder, and a one-way membrane is arranged in the inflation port. The microwave radiofrequency ablation body surfacecooling patch has the advantages that the skin temperature during microwave radiofrequency ablation at a superficial position can be effectively reduced, and skin scalding and ulcer are avoided.

The invention belongs to the technical field of degradation products or derivatives of proteins and polypeptides, and discloses an anti-inflammatory and hemostatic dressing and a preparation method thereof, a PICC catheterization and a CVC catheterization. The anti-inflammatory and hemostatic dressing is prepared from IV3000 transparent dressing 4008. The traditional Chinese medicine extract is added into the anti-inflammatory and hemostatic dressing provided by the application, so that the anti-infection and hemostatic effects are improved, the catheterization time can be prolonged, and related complications such as retrograde blood flow infection, local infection and bleeding caused by catheterization can be reduced. In the anti-inflammatory hemostatic dressing, an IV3000 transparent dressing 4008 is adopted as the anti-inflammatory and hemostatic dressing, and the anti-inflammatory and hemostatic dressing has the characteristics of good air permeability and moderate size. Absorbableregenerated oxidized cellulose (SURGICEL SNoWAbsorbable Hemostat) has a hemostatic adjuvant for controlling local bleeding, and has the effect of killing multiple types of gram-positive and gram-negative microorganisms in vitro, including aerobic bacteria, anaerobic bacteria and the like.

The invention discloses a chlorhexidine gluconate antibacterial transparent dressing, and relates to the technical field of medical appliances. The chlorhexidine gluconate antibacterial transparent dressing comprises a printing layer, a flexible layer, a adhesive layer, a dressing layer and a protective layer. The surface of the printing layer is adhered to the back of the flexible layer, the adhesive layer is arranged on the surface of the flexible layer, the dressing layer is located in the middle of the surface of the flexible layer, and the back of the protective layer is adhered to the surface of the flexible layer through the adhesive layer. The chlorhexidine gluconate antibacterial transparent dressing has an excellent killing effect on vegetative forms of bacteria on the surface ofthe skin and some viruses and fungi by adding the chlorhexidine gluconate and silver nanoparticles, with little irritation; the dressing has analgesic and anti-inflammatory effects by adding honeysuckle flower extract, paeonol and urocystin; the dressing layer is yellow and transparent, so that the wound site can be clearly observed; and the transparent dressing is good in adhesion to the skin, so that the transparent dressing is convenient to use.

The invention provides a superficial microwave radio frequency melting heat dissipation plaster. The superficial microwave radio frequency melting heat dissipation plaster is characterized by comprising transparent dressing, wherein a layer of a heat conduction silica gel mat is arranged on the transparent dressing; a cooling pipe is arranged on the heat conduction silica gel mat; an inlet and anoutlet are formed in the cooling pipe; the cooling pipe is introduced from the outer edge of the heat conduction silica gel mat, is circled along the outline of the heat conduction silica gel mat andgradually penetrates out from the center of the heat conduction silica gel mat; the inlet is formed in one end located in the central position of the heat conduction silica gel mat of the cooling pipe; and the outlet is formed in one end located in the outer edge position of the heat conduction silica gel mat, of the cooling pipe. The superficial microwave radio frequency melting heat dissipationplaster disclosed by the invention has the advantages that scald and ulcer generated on the skin caused by microwave radiofrequency catheter ablation are reduced, and besides, the skin surface can beeffectively prevented from infection.

The invention provides a microfluid self-conduction wound monitoring type intelligent dressing and a preparation method thereof.The microfluid self-conduction wound monitoring type intelligent dressing comprises a transparent dressing patch, a pH sensor unit and a wound contact dressing, the pH sensor unit is composed of a pH response module, a micro-channel module and fluid conduction fibers, the fluid conduction fibers are embedded in a micro-channel of the micro-channel module, and the wound contact dressing is arranged in the micro-channel module; and the pH sensor is compounded with the pH response module to form a pH sensor unit capable of realizing fluid self-conduction. Compared with the prior art, the intelligent dressing provided by the invention realizes the continuous response of the pH signal through the self-transmission of the fluid in the micro-channel of the pH sensor unit, improves the sensitivity of the monitoring response, can avoid the influence of dressing environmental factors, can accurately monitor the pH change of a wound in real time on the basis of meeting the wound nursing requirement, and has a good application prospect. The infection information of the wound is fed back, rapid and instant treatment can be adopted, and therefore serious infection of the wound is avoided, and the wound dressing has a good application prospect in the aspect of wound dressings.

A partially transparent dressing includes a fluid management core having a first side and a second, wound-facing side. The fluid management core includes an absorbent material and a plurality of optically transparent windows. The dressing includes a barrier layer coupled to the first side and a patient interface layer coupled to the second side. A fluid communication port is disposed in the second side. An opening is disposed in the patient interface layer. The opening is configured to receive fluid from a wound.