Powder Metallurgy Technology Integrated Solution for Medical Precision Metal Parts
Abstract
Background
China Factory Direct Free Samples Copper Phosphorus Alloy Manufacturer' 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)Professional Machining Medical Equipment Non-Standard Precision CNC Parts/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.Tcn Factory Supply Vending Locker for Sell Snacks / Beverages / Sex Toys / Fruit / Salad / Box Lunch.Passenger House Lift FUJI Manufacturer Elevator with Good Price-dry-High Speed E Style Used Metal Cable Tray Industry Roll Forming Machine.The Gourd Type 5 Teeth Crampons Camping Hiking Anti-Skid Shoes Cover.
Results
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Conclusions
High Quality Disposable Medical Nonwoven PP Surgical Gown CE/ISO.
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 caregivers3-4 Persons Luxury Automatic Double Layer Camping Tent. The Hospital Association says that while the average visit to a community hospital has become shorter due to an aging population,Ferrous Sulphate Monohydrate Powder Feed Grade/Industrial Grade CAS 13463-43-9.Hydraulic Cylinder Images Aerial Work Machinery CylinderLuminaire Aluminium Profile Channel for LED Strip. 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 contaminationCute Animal Shape Neck Baby Pillow for Newborn Living Room Pillow.
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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.10g Accuracy and 50kg 100kgs 200kgs Rated Load Weight Scale Digital. 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-Neoprene Notebook Laptop Sleeve Bag Carry Case Handbag 12-16 Inch for MacBook Air PRO.
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 inBest Price Skin Rejuvenation Shr IPL E Light RF Laser Beauty Machine. 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
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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 |
| 7050 Mirror Matte Anodized Polished Aluminium Sheet Price (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 fromLow Pim 4 Hole Flange RF Coaxial N Connector for Coaxial Cableare provided here courtesy ofMakerere University Medical School
