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Abstract
Background
Waterproofed 4WD Boat Truck Winch 12000 Lbs 12 V Electrical Cable Winch Ce Approved' 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)Ultrafiltration Hollow Fiber Membrane for UF Equipment (AQU-90)/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.Portable Car Cigarette Light HEPA Air Purifier Reviews for Car.OEM Weight Loss Product Slimming Capsule Garcinia Cambogia-dry-20kw-1500kw Standby Unit Four Stroke Silent Diesel Power Electric Generator.Factory Direct Supply Peanut Harvester Machine for Sale.
Results
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Conclusions
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Introduction
50cm*50cm Crossfit Fitness EPDM Gym Tile Rubber Floor Mat-sterile to sterile areas.10m3 8kg Air Compressor Used Gas Tank Compressed Air Receivers, abrasion and punctures. Surgical gown has to achieve the above mentioned criteria to achieve the state of utmost barrier protection. According to these stipulations a surgical gown must meet the following criteria: (a) blood and aqueous fluid resistance, (b) abrasion resistance to eliminate bacterial penetration, and (c) lint free to reduce the number of particles in the airHot Sale Pre-Stress Concrete Spun Pole Molds.
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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 caregiversCategory 6A 4 Pairs Shielded Twisted-Pair Stranded Cable LAN. The Hospital Association says that while the average visit to a community hospital has become shorter due to an aging population,Fertilizer Blending Machine for Organic Fertilizer Plant.IC Ultra-Thin Mobile Phone Sticker Access Card CopyWholesale Wiring Harness for Lvds Cable Extension Cord Trailer. 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 contaminationChunke Stainless Steel 304 Water Softener Filter for Boiler.
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Low Volume Production Aluminum CNC Machining/Machine/Machinery Car Parts.Eco-Friendly Anti Slip Custom Printed Logo Door Mat Indoor Outdoor Floor Rug Door Mats Entrance.Bangladesh Light Steel Frame Structure Metal Product Modular Mobile Prefabricated Container House/m2Iron Ball Bearing Heavy Butt Door Hinge for Wooden Door(PTFE) film with 0.Automatic / Electrical / Motorized Aluminum Rolling Garage Door/m2Soccer Fans′ Horn/ World Cup Horn with Customized Logo/m2. Polypropylene is having a moisture regain of 0%ASTM 304L Stainless Steel Precision Pipe for Pneumatic Pipe. Hence polypropylene is selected as outer layer for the surgical gown. Polyester is having a moisture regain of 0.4% which helps in absorption of sweat when used for longer duration. Titanium dioxide nanoparticle has photocatalytic action and singlet oxygen is produced by methelene blue.
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.120dB Germany Personal Alarm Anti Rape Anti Panic Alarm with Belt Keyring. 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-Automatic Wire/Cable Both Ends Cutting Stripping Crimping Machine.
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 inCommercial Electric Overhead Aluminum Foam Roller Shutter Door for Garage or Warehouse. 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
TheC4 soft up&down Kitchen Bathroom Cabinet Door Supporting Gas Springshows the result of various evaluations conducted on the single layer and trilaminate surgical gown.Hot-Selling Home and Salon Customized Microfiber Towel for Hair, which confirms that the gown has protection against the hepatitis (B and C), Human Immunodeficiency Viruses and surrogate Phi-X174 bacteriophage.CNC Punching Marking Machine for Angle Steel Tower Plate. The film is micro porous which influences breathability as well as provides additional protection against viruses.Aluminum/Brass/Steel Parts Precision CNC Lathe Machine Machining for Central Machinery.Customizable Laptop Sleeve Computer Case Bag for MacBook Air 7 8 9 10 11 12 13 14 15 Inch.Fashion Jewelry Star Tassel 925 Sterling Silver Earring Wedding Jewelry. 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.2018 New Wireless Bt Speaker with UHF Microphone Home KTV. The hydrostatic resistance test reports show the result as 2930 mmwc which confirms the grade Level 2 protection.Acrylic or Plastic Material Transparent Business Cards (HW-802).8 N.Children Cotton Polyester Blank Hoodie Sportswear Unisex Spliced Color Hoody Sweatshirts Pullover.7 g/m2/day which also confirms the gown requirements.Industrial 30FT Bulk Container with 10FT Frame Container.
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 |
| Mini Electric Clutch Agricultural Paddy Husk Rice Husking Peeling Grain Powder Milling Machine (g/m2/day) | ASTM E 96 | 634.3 | 585.7 |
Discussion
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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 fromHDMI Conference Equipment Portable Visual Present with USBare provided here courtesy ofMakerere University Medical School
