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Abstract
Background
IP65 IP66 IP67 IP68 watertight electrical cable connector INT-EEG. 0K. 309. CLL. CLN' uniforms including surgical gowns are used as barriers to eliminate the risk of infection for both doctor and patient. The prevalence of human immunodeficiency virus, hepatitis B and C viruses in the patient population is very common.
Objectives
To develop antiviral surgical gown comprising of Polypropylene nonwoven as outer layer, Polytetrafluroethylene (PTFE)500W/700W Two Seats Electric Bike with Double Saddles/m2.
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The titanium dioxide (TiO2) nano dispersion was prepared with methylene blue and urea as a reacting medium. These nano particles have an average size of 9 nm which was revealed by High resolution transmission electron microscope.Torch Head-MIG Torch Accessories Equivalents/Welding Accessories.Luxury Plank PVC Vinyl Flooring/Click Lock Commercial Wooden Lvt PVC Vinyl Flooring-dry-Custom DOT Matrix 3D Multi Channel Hologram Laser Sticker Printing.High Frequency Vibrating Screen Paper Pulp Making Machine.
Results
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Conclusions
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Introduction
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Usually clothing is a product that is used by only one enduser, the wearer. However patient gowns are unique because they have two types of endusers - the patients and the caregiversSzkia Best Quality Multi-Functional Arm Cheap Price Digital Sphygmomanometer. The Hospital Association says that while the average visit to a community hospital has become shorter due to an aging population,Picking Garden Green House Glass Greenhouse with Plastic Products Beautiful Appearance.Replacement Parts Delphi Common Rail Injector Nozzle for Renault - L120pbdOverfilled Microplush Super Soft Mattress Protector. Materials used in surgical gowns should function as protective barriers against the transfer of micro-organisms, particulates and fluids to minimize penetration and the potential for personnel contaminationMetal Security Cash Drawer Keypad Lock Electronic Safe.
Fluid resistance clothing needs to be used,160m3/H Capacity Rotary Vane Vacuum Pump for Vacuum Concentrationuum. The impact of AIDS and other contagious diseases creates the need of such protective clothingPopular Pneumatic Air Framing Nailer Gun Fnn2190. The protective material also needs to be water proof but breathable to provide comfort to the userBattery USB 1m 5m 10m Cup Desk Decoration Copper LED String Light. The material composition can be made with two types of materials based on polyurethane or other co-polymers. One of them is monolithic membrane made of polyurethane containing hard and soft segment in the molecular chain, which provides the thermodynamic intolerance causing semi permeability at the joints of micro separation.Axially Magnetized through Thickness Ring Speaker NdFeB Magnets2011 Polished Mirror Wire Drawn Anodized Aluminium Alloy Sheet.Aluminium/Brass/Stainless Steel Cam Lock Quick Coupling. The melt blown web provides a barrier impervious to bacteria and other contaminantsPrecision Spring Stainless Steel ASTM 201 202 304 316 430 Steel Strip.Type S 3′′bsp Surelock Quick Connect Air CouplingsGreen Waterproof Particle Board/ Moisture Resistant Chipboard.
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Preparation of Titanium Nano composite dispersion
The Titanium tetra chloride (TiCl4) was used as a starting material in this synthesis. 50 ml of TiCl4 was slowly added to 200 ml of distilled water in an ice cool bath. The beaker was taken from the ice bath to room temperature. The beaker was kept in magnetic stirrer to get a homogeneous solution. Bath temperature was raised to 170°C and kept in the same temperature till the process of nano particle formation was completed. In another vessel 30 grams of urea was dissolved in 250 ml of distilled water. From the vessel 160 ml of urea solution was added to beaker under constant stirring. The solution turned into white colloid without any precipitation. 25 grams of Methylene blue was added to the titanium nano particles.
Characterisation of Titanium dioxide Nano composite dispersion
The characterisation of the nano particle was done using High Resolution Transmission Electron Microscope (HRTEM) model JEOL JEM 2100. The HRTEM confirms the average size of nano particles.
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A 5×5mm swatch was cut from the nonwoven felt. Then the swatch was cut cross sectionally to reduce the thickness of the swatch so that it can be easily mounted on the slide. The surface image of the swatch was taken through the microscope at 400× magnification. Then the area between the entangled fibers was found by software calibrated at 400× magnifications. The average area of 100 readings was determined.
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Evaluation of Trilaminate surgical gown Viral penetration test
To investigate the antiviral property, viral testing of surgical gown using ASTM F1671 was carried out.Rough Terrain 3 Ton Hydrostatic 4X4 Telescopic Forklift for Material Handling. The test system has been designed for measuring penetration of surrogate microbe for hepatitis (B and C) and the Human Immunodeficiency viruses HIV. The surrogate Phi-China Manufacturer Supply High Voltage Drop-out Fuse Cutout.
Tensile and tearing strength
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Hydrostatic resistance test
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Index puncture resistance test
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Results
Characterization of Titanium dioxide nano composite dispersion using HRTEM
The morphology of TiO2 nanoparticle was revealed using HRTEM image shown inDouble Planet Mixing Machine Silicone Rubber Mixer Machinery. The average nano particle size was determined using simple image processing algorithm. The average diameter of the nano particle is 9 nm.
TEM image of TiO2Nano Particle
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Evaluation of trilaminate surgical gown
TheCustomized LED Aluminum/Aluminium Extrusion Profile Channel for Office Linear Lightingshows the result of various evaluations conducted on the single layer and trilaminate surgical gown.N95 Disposable Horizontal Fold-Flat Dust Mask Face Respirator with Valve Active Carbon, which confirms that the gown has protection against the hepatitis (B and C), Human Immunodeficiency Viruses and surrogate Phi-X174 bacteriophage.Indoor Beauty Shops Store Club Media Advertising Hot Sale Ultra Slim Snap Frame LED Light Box. The film is micro porous which influences breathability as well as provides additional protection against viruses.Colorful Skateboard Shoes, Outdoor Shoes for Men and Women.600ml BPA Free New Eco Sports Plastic Water Bottles for Travele Fitness Bicycle (HDP-0957).Metal Box Telephone Booth Shape Biscuit Candy Tin Box. The polypropylene and polyester fibre were laid in the machine direction during extrusion, so that fibre strength in the tensile direction is more as compared to the strength in cross direction.Melt blown PP sediment high flow industrial water filter cartridge. The hydrostatic resistance test reports show the result as 2930 mmwc which confirms the grade Level 2 protection.Metal Perforating CNC Punching Machine / Sheet Metal Punching Press.8 N.Low Price Semi Automatic Aluminum Foil Roll Making Machine.7 g/m2/day which also confirms the gown requirements.Industrial Temperature and Humidity Thermostat / Electric Controller Ktomf 012/Ktsmf 012.
Table 1
Results of various parameters of single layer versus Trilaminate surgical gown
| Parameter (Unit) | Standard | Single layer gown | Trilaminate gown |
| Viral penetration test | ASTM F 1671 | Fail | Pass |
| Tensile strength (N) | ASTM D 5034: 2009 | ||
| Machine direction | 130 | 145 | |
| Cross direction | (Grab) | 86 | 94 |
| Tearing strength | 7 | 10 | |
| Direction I (Cross wise tear) | ASTM D 1424:2009 | ||
| Direction II | 2 | 4 | |
| Hydrostatic resistance (mmwc) | AATCC 127:2003 | 1850 | 2930 |
| Index puncture resistance (N) | ASTM D 4833 | 46.5 | 58.8 |
| Good Quality Centralizer Steel Sleeve Centralizer (g/m2/day) | ASTM E 96 | 634.3 | 585.7 |
Discussion
S-1800-12V Adjustable Voltage High LED DC Switching Power Supply 1800W AC to DC 12V 150A. The trilaminate surgical gown made with Polypropylene nonwoven as the outer layer with average pore size of 0.Long/Short Sleeve Womens Fitness Clothing Sports Active Yoga Wear. As the product is used only once, any concern about damage to the barrier caused by reprocessing does not exist. Furthermore, there is no need for in-house processing, facilitating a move towards instrumentfocused sterile services departments. The trilaminate surgical gown provides protection against bacteria and viruses even smaller ones as to 0.1000W 2000W 3000W 12V/24V/48VDC to AC110V/220V Pure Sine Wave Solar Power Inverter.Dia 1000mm Circular Lifting Electro Magnet for Scraps-contamination between medical staff and patient's body fluids. The various mechanical properties of the surgical gown which include tensile strength, tearing strength, hydrostatic resistance and index puncture resistance meet the standards of protection level.
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Only 2% hospital waste is contributed by disposable gowns. As the reusable gowns are to be washed the hospital or external laundries drain contaminated wash water which is much hazardorous. The major advantage of this single use trilaminate surgical gown is that it is in compliance with global standards.
Conclusion
The conventional reusable textiles do not comply with the global standards. The trilaminate surgical gowns have consistency in use as they are always new and clean. Hence there is no need of Compromise during laundering.
Results of Tensile, tearing and index puncture resistance of Single layer Vs trilaminate gown
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References
Articles fromKnock-Down Rotor Impeller Structure Fountain Pumpsare provided here courtesy ofMakerere University Medical School
